The diameter of steel pipe should be within the adjustable range of the machine. If it is larger than the range, which will damage the machine or steel pipe. These steel tube should be treated before straightening, such as severe deformation, butt or flatten, and weld on the surface. When the steel pipe enters the …
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Down-the-hole drilling rig is an impact rotary drilling rig. Its internal structure is different from that of a general rock drilling machine. The front end of the impactor directly connects to the drill bit, and the rear end links to the drill rod. During the rock drilling, the impactor dive into the hole, the reciprocating motion of …
The anchor drilling rig is mainly used for anchoring operations on landslides and dangerous rock masses, in order to prevent and control various geological disasters. It is also suitable for the construction of deep foundation pit support, reinforcement hole for anti-float anchor and foundation grouting, blast-hole in blasting project, high pressure sprinkling stake and tunnel pipe support …
The refurbishment process of the plastic floor is similar to the new floor. In order to ensure the quality of the floor surface layer, the original base surface layer must be thoroughly removed and polished, which can prevent the delamination and secondary damage of the new surface layer, ensure the floor adhesion and uniform thickness …
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Plastic floor spraying machine is designed for spraying the elastic surface layer of plastic field. It is used for spraying various adhesive and viscous chemical coatings, anti-corrosive paints, PU (polyurethane), EPDM (high elastic plastic) color particle mixed glue, etc. Its main structures includes air compressor, hopper, pump, chassis, spray gun. Features: Small size, light weight, easy to …
Select suitable cement for varieties of the climate in the construction area ofthe project. The cement should have high strength and good durability. It is also necessary to use the corresponding special cement according to the conditions of the curb sliding machine, such as refractory cement. Control the proportion of raw materials strictly, which will …
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The operation of the mortar spraying machine should refer to the industrial standard, check the work system and safety devices before the machine starting to work. Connect the conveying hose and sprayer, add water into hopper, and start motor and discharge most of water for wetting hopper, pump and hose. First start the air compressor and open …
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According to different power supply, road cutter machines are divided into electric cutters, petrol cutters and diesel road cutters. The cutting time has always been a factor to be considered in road construction, cutting crack is an important step in the road maintenance. If the slitting time is not properly controlled, it will cause great damage …
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Asphalt recycling machine can recycle asphalt pavement, which can save a lot of raw materials such as asphalt and sandstone, and it is good for treating waste and protecting the environment. The recycling equipment can reclaim, heat, crush and sift the old asphalt pavement mixture, regeneration agent, new asphalt and new aggregate are remixed into new mixture …
Basic level processing: the roadbed surface should be kept firm, flat, clean before spraying non-curing coating. Corner should be made of 50mm*50mm bevel or radius of 50mm rounded. Heat and melt rubber asphalt waterproof: the non-cured rubber asphalt waterproof coating should be placed in a heating tank and heated to a liquid state. Only when …
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