Concrete batching machine is a kind used for a variety of materials such as: Sand quantitative distribution automation equipment, mainly used in concrete construction industry as an alternative to artificial scales or volume measurement, etc., with high accuracy, and distribution efficiency, the degree of automation characteristics, is fully automatic concrete mixing plant equipment is one of the main parts.
2013年9月27日星期五
Primary source of concrete construction
Use of PLC centralized control, ERP management software through the integrated management of the entire operating system into the data age. Stabilized Soil Mixing Plant graded building project , will also adopt this model of business transformation and upgrading of mixed companies, providing value-added services with more than a database to help enterprises to establish compliance with local building materials industry and aggregate characteristics of the mixing ratio adjustment services, training and equipment, personnel , etc. , which to some extent, for this supplier popularity of mixed mode of production to create the conditions , according to industry association estimates, annual domestic production and sales of batch mixing plant environmental mixing station ( F ) over 3600 lines, if all using this new form of production , concrete machinery production value will increase at least ten billion yuan more than the new , Zoomlion in large-scale environmental mixing station ( F ) will also share in the field of further increased dramatically.
2013年9月24日星期二
regulator and lubricator failure
Valve failure are: pressure regulator is not high, or the slow pressure rise . Pressure regulator is not high, often due to pressure regulator spring break or diaphragm failure and must be renewed ; pressure rises slowly , usually caused because the filter is clogged , should be removed and washed . Concrete mixing plants : leaking pipe joints , hose rupture, condensate aggregation . Leaking pipe joints and hose rupture up to judge the sound leak from the site , should be promptly repaired or replaced ; if there is accumulating condensate pipeline , it shall promptly drained , ready mix concrete plant by condensed water in the northern winter, easy to knot ice and clogging gas .
Compressed air processing components ( triplets ) faults are: oil and water separator failure , regulator and lubricator failure. Failure of oil-water separator is divided into , filter clogging , breakage , drain valve moving parts moving parts is not flexible and so on. Work should always clean the filter , remove sewage and impurities inside the oil .
Compressed air processing components ( triplets ) faults are: oil and water separator failure , regulator and lubricator failure. Failure of oil-water separator is divided into , filter clogging , breakage , drain valve moving parts moving parts is not flexible and so on. Work should always clean the filter , remove sewage and impurities inside the oil .
2013年9月23日星期一
According to Bureau of Statistics
Machinery and equipment performance has been divided , metal smelting equipment situation is significantly better than the growth in packaging and feed equipment . According to Bureau of Statistics data show that in July of metal smelting equipment production was 77,000 tons , an increase of 31.4% , the growth rate down 0.4 percentage points from the previous month , but the overall level is still high . Stabilized Soil Mixing Plant production was 8965 units, an increase of 8.5% , the chain fell 5.9% , down slightly from last month to expand. July feed production equipment 31,000 units , down 26.3 percent , down a row in March to expand. Construction machinery industry this year has been a weak recovery trend , in July as the off-season , sales are also not much improvement. According to the latest statistics Industry Association , July 28 major manufacturers of excavators excavators stationary concrete batching plant, an increase of 8 % growth rate in June rose 7.4 percentage points from January- July cumulative sales of 75,305 units excavator industry , down 10.88 percent , a decline trend was improving . Ring than in July fell 24 percent excavators , meet seasonal characteristics , but has narrowed down over the previous March , the emergence of this improvement is mainly driven by sales of foreign brands in the last month due.
2013年9月22日星期日
gas stations and oil tanker
Main measures and time node : City of Industry, to strengthen the supervision of the quality of oil a year less than 2,000 batches of random testing vehicle gasoline and diesel samples to crack down on sales of non-compliance behavior of oil . Municipal Environmental Precast concrete plant , Municipal Quality Supervision Bureau to strengthen its duties detergency gasoline and diesel vehicles , vehicle NOx reductant and production of oil quality supervision.
Municipal Environmental Protection Bureau annual inspection and sampling tests led oil storage facilities , gas stations and oil and gas recovery tankers less than 30,000 times ; promote the implementation of more than 5,000 tons oil and gas recovery line monitoring renovation project ; 2013-2014 to carry out oil and gas filling stations online monitoring of research and pilot recovered in 2015 to promote the implementation . Main measures and ready mix concrete plant: 2013 ban on new research to develop the city , expanded high-polluting industrial project directory , 2014 promulgated. If necessary, every 2-3 years to be updated. In principle prohibiting the construction of iron and steel, cement , coke, non-ferrous metal smelting, aluminum , glass , calcium carbide , ferroalloy, bitumen membrane high energy consumption, high pollution projects , no general construction labor-intensive manufacturing projects .
Municipal Environmental Protection Bureau annual inspection and sampling tests led oil storage facilities , gas stations and oil and gas recovery tankers less than 30,000 times ; promote the implementation of more than 5,000 tons oil and gas recovery line monitoring renovation project ; 2013-2014 to carry out oil and gas filling stations online monitoring of research and pilot recovered in 2015 to promote the implementation . Main measures and ready mix concrete plant: 2013 ban on new research to develop the city , expanded high-polluting industrial project directory , 2014 promulgated. If necessary, every 2-3 years to be updated. In principle prohibiting the construction of iron and steel, cement , coke, non-ferrous metal smelting, aluminum , glass , calcium carbide , ferroalloy, bitumen membrane high energy consumption, high pollution projects , no general construction labor-intensive manufacturing projects .
2013年9月21日星期六
Service agency or the user's parts supply
For example, in foreign mature automotive markets , from sales
Amount of view , parts sales accounted for 39% of sales accounted for 21% of manufacturers , accounting for 7% of the retail , service and accounting 33% of the domestic car market is now 37% of sales accessories , manufacturers accounted for 43 % and retail accounted for 8 % Services accounted for 12% ; profits from sales of view, vehicle sales concrete mixer machine the automotive industry accounts for about 20% of profits ,
Parts supply about 20% of the profits , while 50 % to 60% of the profit is generated in the service sector .Therefore, our manufacturing industries in the service market, there is still much room for growth, Stabilized Soil Mixing Plant construction Strong growth in machinery industry , its market after the tremendous development potential.
Amount of view , parts sales accounted for 39% of sales accounted for 21% of manufacturers , accounting for 7% of the retail , service and accounting 33% of the domestic car market is now 37% of sales accessories , manufacturers accounted for 43 % and retail accounted for 8 % Services accounted for 12% ; profits from sales of view, vehicle sales concrete mixer machine the automotive industry accounts for about 20% of profits ,
Parts supply about 20% of the profits , while 50 % to 60% of the profit is generated in the service sector .Therefore, our manufacturing industries in the service market, there is still much room for growth, Stabilized Soil Mixing Plant construction Strong growth in machinery industry , its market after the tremendous development potential.
2013年9月17日星期二
Insufficient mixing station output power
(1) within the cylinder occurs, external leakage, usually due to the eccentric rod installation, lubricating oil supply shortage, seals and sealing ring worn or damaged cylinder and piston rod with impurities resulting from such injuries. So, when the cylinder occurs inside and outside leakage, re-adjust the center of the piston rod, piston and cylinder to ensure concentricity; should always check the lubricator is working and reliable, to ensure the implementation of components oiled; when the seal ring and seal ring ring worn or damaged, shall be replaced; if impurities exist in the cylinder, should be promptly removed; piston rod has scars should be replaced.
(2) Precast concrete plant output force and movement is not smooth, generally pistons or piston rod is stuck due to poor lubrication, air supply is insufficient, or a condensate tank and impurities and other causes. In this regard, should be adjusted to the center of the piston rod; checking whether the work lubricator reliable; supply line is clogged. When the cylinder memory condensed water and impurities, should be promptly removed.
(3) of the buffer cylinder is poor, ready mix concrete plant because of a buffer seal wear or damage caused by the adjustment screw. At this point, you should replace the seals and adjusting screw.
(4) damage to the piston rod and the cylinder head, generally due to the eccentric rod installation work or buffer mechanism caused. In this regard, should be adjusted to the center position of the piston rod; changing the buffer seals or adjustment screws.
(2) Precast concrete plant output force and movement is not smooth, generally pistons or piston rod is stuck due to poor lubrication, air supply is insufficient, or a condensate tank and impurities and other causes. In this regard, should be adjusted to the center of the piston rod; checking whether the work lubricator reliable; supply line is clogged. When the cylinder memory condensed water and impurities, should be promptly removed.
(3) of the buffer cylinder is poor, ready mix concrete plant because of a buffer seal wear or damage caused by the adjustment screw. At this point, you should replace the seals and adjusting screw.
(4) damage to the piston rod and the cylinder head, generally due to the eccentric rod installation work or buffer mechanism caused. In this regard, should be adjusted to the center position of the piston rod; changing the buffer seals or adjustment screws.
2013年9月16日星期一
Device configurations are used common parts
Technical Support: companies and domestic scientific research institutes and professional high-end customers , timely and thoughtful recipes for new customers and special admixtures, enabling customers to outperform their peers to ensure product quality .good service : Concrete mixing plants has a professional pre-sale, sale, sale team in the country among major cities have set up outlets , better understand the river plus fast , convenient and attentive service. the daily output Large: domestic counterparts equipment design production capacity classes are about 30m3 ( required labor about 20 ) , and concrete mix plant a highly efficient intelligent devices , the maximum class capacity of up to 60 ~ 140m3 ( labor only 7 to 8 people ) , enabling customers to scale, standardized production can be achieved.
2013年9月15日星期日
concrete bottom line cost reduction resulting in quality
Constitute the main material of concrete - cement, also faces severe challenges. Cement in the production process of carbon dioxide emissions about mankind 5% of total carbon dioxide emissions , accounting for social 9% of total carbon dioxide emissions , not including cement and concrete in the logistics and transport process of secondary pollution, Concrete mixing plants cement and concrete and other building materials has become haze of air pollution one of the main culprits .
The bottom line cost reduction resulting in mass concrete has been a breakthrough on the one hand is the environmental pressure and excess capacity , increased competition in the industry status quo , are forcing companies must upgrade the concrete , only transformation and upgrading, it may be in the rising market concentration -mixed concrete market on ready mix concrete plant to seize market opportunities , seize advantage to differentiate high-end market segments , in the new round of the jungle , out of the integration process , and achieved status of the industry , to achieve large-scale development .
The bottom line cost reduction resulting in mass concrete has been a breakthrough on the one hand is the environmental pressure and excess capacity , increased competition in the industry status quo , are forcing companies must upgrade the concrete , only transformation and upgrading, it may be in the rising market concentration -mixed concrete market on ready mix concrete plant to seize market opportunities , seize advantage to differentiate high-end market segments , in the new round of the jungle , out of the integration process , and achieved status of the industry , to achieve large-scale development .
2013年9月13日星期五
Concrete quality
Finally a car side volume adjustment according to the situation, to prevent waste. mixing station must be filed in triplicate concrete made of materials, must be filled concrete level, the project name, station or location, quantity, unit of time and the use of concrete issue. Appearance when mixing station duty officer signed by the concrete transport vehicle drivers to use onboard, the signature by the consumer recognition. Precast concrete plant to retain a joint. concrete sends the material distributed throughout the day every day should be a single material concrete construction site summary report of supplies departments to ensure proper requisition content writing and signed complete. in order to ensure the quality of concrete, on sand, stone, stationary concrete batching plant be strictly controlled, laboratory investigations required to be seized materials, good records and found unqualified, immediately stop feeding, and promptly identify the cause.
2013年9月12日星期四
Construction machinery on land
Construction machinery on land, there are many models that work with a car chassis to install the device refitted, such as: cranes, truck mounted crane, concrete mixer truck, concrete pump truck boom frame, truck-mounted concrete pump . Ocean engineering machinery is actually adapted from the works dedicated ship, so exactly defined, should be called engineering vessels, as water engineering construction equipment for operations in inland and ocean above. Also the type of ship construction are more functional use and Precast concrete plant construction machinery like. For example, the land on excavators, sea have dredger; land with cranes, crane at sea there (commonly known as the floating crane); land with hammers, offshore boats are piling; concrete mixer machine, sea have Lifting pipelay vessel; concrete mixing stations on land, at sea with concrete mixing vessel; land on flatbed trailers and offshore tugs and barges have.
Concrete mixing carrier market is expanding
This is thirty-one response to the national maritime strategy towards marine engineering machinery segment important step.
In recent years, with the national infrastructure continues to expand, more and more high degree of mechanization of construction, stationary concrete batching plant also vary widely, such as the harnessing of rivers, construction of bridges, harbor construction, expanding the scale of construction, construction site constantly from land extend to offshore, making the amount of concrete poured in the water greatly increased. Stabilized Soil Mixing Plant of rapid development, and thus the traditional challenges posed concrete mixing equipment. Conventional concrete mixing plant concrete mixing equipment is usually installed in the offshore land, mixing well through concrete mixer truck repaired trestle along the pre-construction in the vicinity of the concrete delivered, and then pumped through the concrete to the designated construction site.
In recent years, with the national infrastructure continues to expand, more and more high degree of mechanization of construction, stationary concrete batching plant also vary widely, such as the harnessing of rivers, construction of bridges, harbor construction, expanding the scale of construction, construction site constantly from land extend to offshore, making the amount of concrete poured in the water greatly increased. Stabilized Soil Mixing Plant of rapid development, and thus the traditional challenges posed concrete mixing equipment. Conventional concrete mixing plant concrete mixing equipment is usually installed in the offshore land, mixing well through concrete mixer truck repaired trestle along the pre-construction in the vicinity of the concrete delivered, and then pumped through the concrete to the designated construction site.
2013年9月11日星期三
Concrete frame structure
In the steel reinforced concrete frame structure or use . Siding sizes are also increasing , the maximum length of 9m. Panels are generally located on the floor . Exterior siding with granite finishes are in the precast factory prefabricated and then transported to the site for installation. Using this technique , you can plant a shape, not only of good quality and high efficiency, large levee high level of mechanization and factory .Precast concrete plant that this set of external finishes , structural layer , waterproofing and insulation as one of the wall panels practices should be widely applied . Although the 1980s Beijing to promote a lot, but in the 1990s, but instead is rarely used. In addition, foreign external finishes used less brick ( especially white tile ) , even when using tile size is also used with similar color imitation ready mix concrete plant . In the interior of the United States also increased use of stone ( including granite, marble ) , the better . Dora the ground granite finishes sewing separate compartments , slit width 5 ~ 1Omm, pointing with silicone rubber .
2013年9月10日星期二
construction machinery recycled products
The project focuses on leading research engineering machinery comprehensive retrospective recovery of product information technology,Recycling product quality state detection technology and feedback , engineering machinery products recycling system and multidimensional Inventory control, engineering machinery recycled products reverse logistics information platform in four areas designed to entry Head for the carrier, to build construction machinery recycled products reverse logistics system, and the forward , reverse two A process of information integration platform and integration , and ultimately the whole life cycle of the product pipe Management . Concrete mixing plants, will achieve their key components remanufacturing bulldozer 1,500 sets of production capacity, Annual output will reach 600 million yuan or more ; establishment of relevant technical standards , training a large number of related technical personnel. Hair Reverse logistics force just to conform to the current trend of social development , but also to implement the " price Leading value "concept .concrete mixer machine, also through reverse logistics, understanding existing products exist Weak points , and the information fed back to the R & D and manufacturing sectors to go, so as to effectively improve product Performance and quality , the " green value " continues to be passed to the user.
2013年9月9日星期一
Appropriate scale mixing station
Layout should be compact, try to land conservation. Stabilized Soil Mixing Plant reserve capacity is less than 10 days or else concrete requirements.Layout, mixing station to determine the size, land area, machinery and equipment configuration, function zoning, site foundation treatment, surface hardening, road planning, electrical design, drainage design, mixing and storage silo base station master basic design, color steel roof covering gravel silo design, office and living area design, material procurement metering system design, information systems design, organizational design, site laboratory construction, aggregate sieve wash system design, environmental systems (including sedimentation tank) design . Including cement, ready mix concrete plant foundation treatment such as mechanical inspection must be considered, the number of tube silo meet inspection requirements.
2013年9月8日星期日
construction machinery recycled products
The project focuses on leading research engineering machinery comprehensive retrospective recovery of product information technology,Recycling product quality state detection technology and feedback , engineering machinery products recycling system and multidimensional Concrete mixing plants, engineering machinery recycled products reverse logistics information platform in four areas designed to entry Head for the carrier, to build construction machinery recycled products reverse logistics system, and the forward , reverse two A process of information integration platform and integration , and ultimately the whole life cycle of the product pipe Management . Three years, will achieve their key components remanufacturing bulldozer 1,500 sets of production capacity, Annual output will reach 600 million yuan or more ; establishment of relevant technical standards , training a large number of related technical personnel. Hair Reverse logistics force just to conform to the current trend of ready mix concrete plant , but also to implement the " price Leading value "concept . Moreover, also through reverse logistics, understanding existing products exist Weak points , and the information fed back to the R & D and manufacturing sectors to go, so as to effectively improve product Performance and quality , the " green value " continues to be passed to the user.
2013年9月6日星期五
Concrete Machinery Technology New Technology
Concrete machinery technologies and new techniques were rigorous and detailed explanations, so that the presence of a new generation of customers for the performance characteristics of concrete machinery products have a more profound understanding. Precast concrete plant, the truck is equipped with a number on the intelligent, user-friendly feature set, aroused great interest in the presence of customers , such as a key service calls , a key standby function, it can reduce the machine hand labor intensity, improve efficiency. The latest mixer products , not only beautiful football -style exterior painting , and its inclusion within the EU has the wisdom of the T-shaped blade technology makes concrete more uniform , durable and stable. For such pains to innovation and batch mixing plant performance upgrades aimed at providing our customers with greater construction efficiency , to achieve the greatest value for customers . In subsequent field visits , customers who have made concrete machinery equipment close inspection, the quality of equipment and expressed appreciation . Represented by a series of pump performance, cost-effective Zoomlion concrete equipment . In the future will purchase mixer and pump products.
2013年9月5日星期四
Project dedicated power neutral point
Project dedicated power neutral point directly grounded 220/380V low voltage electrical systems must be used to protect access to zero TN-S system, and to do three power distribution protection and two "one machine, one box a gate-drain." Power operating personnel must be certified, according to the provisions worn properly, the use of labor protection products. Stabilized Soil Mixing Plant distribution distribution box should be marked, distribution box should gates, locks, a water-resistant measures, steel switch box must be grounded. All electrical equipment must be complete, no damage, good performance. You must use the installation
?????With an electric shock protector outlet. Shock protection should be periodically tested to ensure reliable performance. Do not use copper wire, iron wire and other metal instead of fuses. Prohibited in a switch to connect multiple electrical devices. stationary concrete batching plant, mixing station shall be provided within the district to meet the safety requirements for lighting.
?????With an electric shock protector outlet. Shock protection should be periodically tested to ensure reliable performance. Do not use copper wire, iron wire and other metal instead of fuses. Prohibited in a switch to connect multiple electrical devices. stationary concrete batching plant, mixing station shall be provided within the district to meet the safety requirements for lighting.
2013年9月4日星期三
Batching and mixing difference
Batching and mixing difference: mixing station production capacity is small, the structure easily removable, can be composed of container transfer site for construction site; mixing large volume, high productivity, only as a stationary mixing device, For large-scale water conservancy projects or production of large commercial concrete supply. Precast concrete plant concrete mixing plant mainly by the mixing console, material weighing system, material handling systems, material storage systems and control systems and other five major system components and other ancillary facilities. Since F aggregate measurement and metering station aggregate reduction compared to four intermediate links, and is a vertical cutting measure, ready mix concrete plant, thus greatly improving the efficiency of production, the same type of case, the mixing ratio of production efficiency mixing plant production efficiency third.
2013年9月3日星期二
Mixing station cleaning materials to be considered
Concrete mixing plants close to the highway, according to the actual situation of the construction of the introduction of the address line. Three electric power, water and access to convenient, smooth communication, to meet the mixing station network management requirements. Four venues open flat area to meet the construction needs. Mixing station to consider cleaning and storage of raw materials, concrete mix, mixer layout, logistics channel, office and living areas, etc., site area should be sufficiently large and flat, open, to meet the production needs of the construction. 5 to ensure safe from floods and landslides threaten to avoid landslides, rockfall, landslides, batch mixing plant and other locations. Avoid soil, spoil venue. Avoid high voltage lines and tall trees. And communication lines to maintain a certain distance. As far as possible away from the buildings built in the 20m, 300m away from centralized blasting area, 1 km away from the forest zone over the region. From the boiler room, generator room, kitchen and other temporary housing must be located no less than 10 m.
2013年9月2日星期一
Transmittance of the transparent plate
Polycarbonate is an excellent architectural decoration and roofing materials , in recent years has been in the domestic many large public buildings and public facilities used . Concrete mixing plants , size can be determined according to need . Polycarbonate sheet is divided into single plate and double plate . Light weight , high strength , impact resistance, unbreakable , color variety , waterproof , heat insulation , light , sound , fire retardant, anti-UV , anti- infrared, without heating can bend , concrete mix plant , the construction of civilization , site clean and so on. Resistant to temperature changes of up to -40-120oc; heat transfer coefficient : Veneer 4.64-5.49W / (m2 · K); density 1.20g/cm3; 8mm thick transparent plate transmittance of 82% ; tensile strength of 72MPa; resistance bending strength of 97MPa; flexural modulus 2400MPa.
Concrete machinery and equipment testing location
Construction machinery construction work environment is more severe , than the sparsely populated remote mountainous areas, is the architectural Construction sites, landfills, and other national key projects , focusing on models, verification teams adhere to long Phase concrete mixer machine, room and board are located in the device test site . China 's northernmost Mohe County , the annual level Average temperature -5 ℃. Even in April, when the spring , Mohe is still cold of minus 20-degree, Bleak , wind up to eight . SD52-5 in China 's northernmost Mohe County, industrial Test , the validation staff long-term tracking verification , because SD52-5 bulky, body weight, while the right side Stationary conacrete plant three times the damage to be overhauled repaired. Fieldwork electricity shortage and lack of basic labor Installation, repair and maintenance operations very difficult. The face of difficulties , validate effective teamwork , with the most rudimentary Equipment, such as rods , nuts, etc. , instead of air gun made a tool to solve the problem of removing the bolt ; With loaders, excavators exploded instead of driving ...... in the process , at least 60-80 tons The press, but subject to conditions , can only rely on manpower to solve all , so often there will be a few people Hanging in the air , by its own weight Remove the bolt scenes.
Excellent concrete machinery and equipment
He further pointed out that , in the face when Before increasing demand for concrete , construction materials repeatedly been flooded with low-cost line of inferior materials Industry status quo, but also to play an exemplary role in leading the industry , increased research efforts , optimize the process ,For the entire community to provide superior concrete machinery and equipment.
It is because of the MNE Declaration "thought to build the future" persistent insist , will have such an advanced Precast concrete plant machinery was born. Continuous gradation concrete mixing building was put into operation, but also for Praise from all walks of life come . China Construction Machinery Industry Association, concrete machinery, construction of the sets of the system Put into operation , to achieve environmental protection, batch mixing plant , and promote the harmonious development of trade and human , with When the production of concrete to bring the most advanced technology industry as a whole , for the concrete industry has Role in promoting the launch of the device , can greatly improve the production efficiency of the concrete.
It is because of the MNE Declaration "thought to build the future" persistent insist , will have such an advanced Precast concrete plant machinery was born. Continuous gradation concrete mixing building was put into operation, but also for Praise from all walks of life come . China Construction Machinery Industry Association, concrete machinery, construction of the sets of the system Put into operation , to achieve environmental protection, batch mixing plant , and promote the harmonious development of trade and human , with When the production of concrete to bring the most advanced technology industry as a whole , for the concrete industry has Role in promoting the launch of the device , can greatly improve the production efficiency of the concrete.
grassroots Concrete Slab
Rigid polyurethane foam can be used in a variety of roofing projects . Its primary use is mainly concrete cast panels or precast concrete panels and cement mortar layer . Precast concrete plant polyurethane foam , both as a waterproof layer , but also as insulation layer ; some as one of a waterproof layer, but it is also insulation, waterproofing coating with waterproofing membrane or composite ; also waterproof coatings, waterproofing membrane, hair polyurethane foam composite of three materials together to form waterproof insulation layer . Sloping roof practice primarily in the grass on concrete foam, then in its hang watts. Both forms of roofing insulation effect is very good, but because of rigid polyurethane foam resistant to ultraviolet radiation performance is poor , the construction must be set when using stationary concrete batching plant . Flat roofing project can be combined with other waterproof material used , the rigid foam polyurethane waterproof layer disposed on the lower part of casein . From the fundamental solution to the flat roof insulation problem is in the use of rigid polyurethane foam roof structure designed using structure to find the slope , especially in-situ concrete roofing .
Traditional brick structure housing
In March this year , Stabilized Soil Mixing Plant high-rise building on suspicion of Shenzhen Ping An was ordered to use substandard concrete work to make rectification , dealing with the construction Main structure of the quality of the concrete core once again become the focus of attention .
On the other hand , constitute the main material of concrete - cement, also faces severe challenges. This kind Is known as the greatest invention of the 20th century building , on the Earth's climate , concrete mix plant. As Today this material most widely used in a large kiln firing limestone and clay formed to generate one tons per Cement , there will be nearly one ton of carbon dioxide emissions into the air.
On the other hand , constitute the main material of concrete - cement, also faces severe challenges. This kind Is known as the greatest invention of the 20th century building , on the Earth's climate , concrete mix plant. As Today this material most widely used in a large kiln firing limestone and clay formed to generate one tons per Cement , there will be nearly one ton of carbon dioxide emissions into the air.
Concrete Slab or precast concrete panels
The primary use is mainly concrete cast panels or precast concrete panels and cement mortar layer . Concrete mixing plants , both as a waterproof layer , but also as the insulation layer ; some as one of a waterproof layer. Rigid polyurethane foam used for roofing projects , can play the role of waterproof insulation can also play the role . In all building insulation materials, the thermal conductivity of ready mix concrete plant polyurethane lowest 0.033W / (m · K); internal structure of the sealing rate of ≥ 92%, foaming of the surface to form a smooth layer film, which obturator close to 100% , with a high hydrophobic ; density of 40kg/m3 the strength > 1.5MPa; have a certain flexibility , elongation of 10% ; on metal, concrete , masonry, wood, glass has good adhesion.
Reinforced concrete building decoration
In the United States a number of important public buildings , but also more use of white marble with a similar white stone for exterior finishes , usually with fine faceted stones , very beautiful , stones vary in size , with white silicon rubber pointing.
Some U.S. large public buildings foyer , hall, entrance designed to use more large diameter cylinder, these cylinders are generally used concrete mixer machine stone, some as high as 8 ~ 9m, and hard to find patchwork . With stone sculpture in the country but also for the more common , especially in some important large-scale tour project. In short, from the United States in recent years, the development trend of architectural point of view, glass walls ( especially full glass curtain wall ) has been dwindling , stone finishes are continuously increasing.Stationary conacrete plant finishes of view, frame or steel reinforced concrete construction , the use of external walls with precast stone veneer siding more . In architectural art practices, the rough surface with the use of stone and polished stone , decorative stone more attractive .
Some U.S. large public buildings foyer , hall, entrance designed to use more large diameter cylinder, these cylinders are generally used concrete mixer machine stone, some as high as 8 ~ 9m, and hard to find patchwork . With stone sculpture in the country but also for the more common , especially in some important large-scale tour project. In short, from the United States in recent years, the development trend of architectural point of view, glass walls ( especially full glass curtain wall ) has been dwindling , stone finishes are continuously increasing.Stationary conacrete plant finishes of view, frame or steel reinforced concrete construction , the use of external walls with precast stone veneer siding more . In architectural art practices, the rough surface with the use of stone and polished stone , decorative stone more attractive .
Reinforced concrete or steel frame structure
In the steel reinforced concrete frame structure or use . Siding sizes are also increasing , the maximum length of 9m. Panels are generally located on the floor . Exterior siding with granite finishes are in the precast factory prefabricated and then transported to the site for installation. Concrete mixing plants technique , you can plant a shape, not only of good quality and high efficiency, large levee high level of mechanization and factory . Practice has proved that this set of external finishes , structural layer , waterproofing and insulation as one of the wall panels practices should be widely applied . Although the 1980s Beijing to promote a lot, but in the 1990s, but instead is rarely used. In addition, foreign external finishes used less brick ( especially white tile ) , even when using tile size is also used with similar color imitation brick brick brick . In the interior of the United batch mixing plant increased use of stone ( including granite, marble ) , the better . Dora the ground granite finishes sewing separate compartments , slit width 5 ~ 1Omm, pointing with silicone rubber . Many ground surface using fine granite , not only slip when walking foot feeling is also very good .
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