The company is a large comprehensive enterprise known domestic production of geosynthetics and import and export enterprises specialized in the production, research and development of geosynthetics and new composite materials. Mainly produces operating YN crack control paste, crack paste way geogrid way geogrid, fiberglass geogrid, warp knitting geogrid, steel plastic geogrid, mining geogrid 3D geonet mat, high strength geonet, geocell, engineering fiber, plastic blind ditch, soft water pipe, short wire geotextile, filament geotextile, geomembrane, composite geomembrane and other engineering materials. Its products are mainly used in the aerospace, aviation, military, chemical, oil; roads, railways, coal mining, water conservancy, electric power, water and soil conservation, and environmental greening and infrastructure areas, has been widely used in a number of national key projects such as highways, railways . YN self-adhesive the ripstop stickers (referred YN the Crack Prevention paste), choose flexural strength, tensile strength, permanent preservative reinforced fiber material for the substrate, the upper and lower coverage by the special ratio of high-performance processing viscoelastic materials. When cement concrete cracks deformation, Since cracking affixed to a substrate tensile strength is greater than the adhesive strength, so that the original concentration of the stress, through ripstop paste covering has been dispersed, and to prevent and reduce the asphalt concrete cracks may sex. When adjacent cement concrete plate, cut down repeatedly within a certain range, since the reinforcing fiber with superior flexural and extension. Therefore, it is not easy to make the "ripstop paste" broken, keep the crack control affixed to the original stress diffusion. The product uses a new and road widening reconstruction and other projects. 2 Old Cement Concrete Pavement asphalt surface. 3. Asphalt pavement surface cracks, patches, old asphalt road maintenance. Patches of semi-rigid base shrinkage cracks. Airport runways, bridges, playgrounds, golf lane reinforcing layer. Features: 1, firm bonding easy to fall off. 2, high and low temperature performance. The unique "self-healing" function, self-healing small puncture damage, automatic packing healing small cracks. 4, high tear strength, excellent durability, can effectively prevent the fracture re-expansion. After more than three years of market research, most of them can be kept cracking is not passage of years is not damaged. 5, the effective processing of radioactive cracks and forked cracks. 6, to facilitate construction. Without any equipment, only need a small car and two people can construction. The construction workers also do not have professional training. 7, no material waste. 8, no equipment investment. The construction process does not require any equipment. 9, the construction speed, you can seize a favorable construction timing. 10, the construction process is simple, quick and easy, and the environmental pollution caused by the construction process will not harm nor will workers. 11, the obvious economic benefits, less labor inputs, no equipment investment, no heating fuel pouring material inputs, single shift output. 12, the waterproof effect is excellent, and then after compaction due to its low temperature, good flexibility, large adhesive force, affixed to form a permanent seamless adhesive layer, so that rainwater can not enter the primary crack. Features 2mm thickness of excellent crack control effect "YN-crack control paste, its tensile strength ≥ 600N50mm the product elongation ≥ 30%. When the two cement concrete slab horizontal displacement of 1mm (base slot width 4mm) the Crack Prevention paste can play good mitigation and dispersion. Open closed 10000 times, "the crack control paste" destruction. Anti-permeability: YN crack control paste from the manufacture of glass fiber and polyester, can withstand the high temperature of the modified asphalt concrete construction, high temperature stability will pavement to provide a continuous deformation of the waterproof layer, effectively prevent moisture penetration, so as to avoid the result of water infiltration and damage to the pavement grassroots. 3, has excellent low temperature flexibility, resistance to the upper and lower shear properties due to "crack control paste soft" matrix, flexible, low temperature of -20 ℃ along the ф20mm the glass rod. Bend 1800 material is not broken. When the paste in two cement concrete slab crack control paste "up and down displacement of 0.5mm (base slot width 4mm) 10000 after repeated vertical displacement due to the crack control paste has good flexibility and elongation, crack control paste "destruction (conventional design allows the value of the vertical displacement value is generally not greater than 0.06mm). Prevent and retard reflective cracking: YN the Crack Prevention paste with low elongation and high tensile strength, can effectively clear the road junction or cracks at the stress concentration, the lower extension of cracks in the pavement and is reflected upward delayed reflection cracks to extend road service life, and greatly reduce the cost of road maintenance. This product is not only used for asphalt concrete base, also applies to the cement concrete base. Asphalt pavement cracks Jingxi planing, does not completely eliminate the base crack to prevent the crack (then) sewn expanded (pick) seam reflection to the surface layer to avoid split, and also to prevent the infiltration of rainwater from the surface into the cracks, we developed the primary cracks polymers crack resistance paste. 5 good adhesive properties of the crack control stick "with cement concrete base and asphalt concrete surface at the same time has good adhesion, the bonding strength greater than 4Nmm adhesive properties after hot asphalt concrete Rolling substantial improved when the level of force, is not easy to slip and destruction. 50 ° C high temperature conditions, crack control the shear strength of the paste up to 0.15Map above. 6, waterproof and airtight due to "crack control paste under the surface of the self-adhesive covering greater than 1mm, after hot asphalt concrete shin and pressure completely combined with cement concrete, greatly improve the water tightness, to prevent surface water infiltration to the cement concrete slab cracks, and to improve the stability of the foundation. Especially when a horizontal thrust by the traveling vehicle, since the covering layer has a good self-adhesive and softness to ensure waterproof airtight. Indicators of the physical properties and crack control paste, the anti perforation is good self-adhesive crack control paste "crack control paste" 500g weight, height from 500mm under the impact, then the constant pressure of 0.3MPa water pressure by 0.5h , "ripstop paste" impermeable. 8, to facilitate construction crack control paste construction method for the self-adhesive cold construction. Just remove the the isolated paper (film), you can paste the cement concrete base. Construction is convenient, fast. At the same time does not cause pollution to the environment, the eco-friendly products. The crack resistance affixed an asphalt road with stress absorbing layer polymer composite material, can effectively absorb stress and barrier moisture. Crack resistance affixed by pitch-based polymer, tire-based, high-strength high temperature fabric isolation film layers, a precise extrusion composite made of ribbon after factory dedicated machinery and equipment, with the self-adhesive layer between the crack resistance waterproof material. This structure is now on the road the geosynthetics used alone, several stress-absorbing layer of material, such as cracking, waterproof measures the combination of the current highway interlaminar crack resistance, waterproof material optimized combination of upgrade products. Reasonable crack resistance paste having a multilayer structure (2.0mm thick) in the laying of the hot asphalt mixture, the uppermost layer of the high strength high temperature fabric does not occur to high temperature deformation, to ensure that the local high strength structural layer of asphalt mixture is formed; coating on polymer hot melt from seeping out of the slit of the fabric is very good; bonded with asphalt mixture under coating has a sufficient amount of the polymer at the base surface after melting filling potholes, enhanced with the viscosity of the base surface knot force under the stability of the coating and the tire base to ensure the formation of a layer of relatively uniform thickness of the composite sandwich, play a role in the mechanism of cracking waterproofing requirements crack resistance paste, reinforced role. Have greater tensile strength of the the crack resistance affixed to the surface of the high intensity of high temperature resistant fabric, can effectively resist layer between the cracks at the tensile stress, limiting the development of crack width, played a reinforced role to improve the tensile strength of the local structure of the asphalt pavement layer . Energy dissipation buffer role. The crack resistance of the polymer paste material having viscoelasticity and has good low temperature toughness, and laid on the asphalt pavement, the equivalent compound layer is set in a certain low temperature conditions also has a good viscoelasticity, cracks at the tensile stress by the expansion of the composite layer of good viscoelastic and gradually decay to a wider range, can play the role of energy absorption stretching. 3 impermeable seepage. Crack resistance paste laying surface of the cracks in the interlayer, forming a complete impermeable barrier layer can be partitioned sleet water infiltration path, thereby reducing the pavement water damage. 4, self-adhesive. The product has a self-adhesive, construction is very convenient, thrown off isolation membrane bonded directly to the cracks, small compaction equipment regulator pavement bond more firmly, goes on to meet the the upper asphalt mixture paving requirements. Using the method of surface treatment must clear adhesion surface dust, debris and water, to keep the road surface is clean and dry. 2, the width of the split between 5-19mm (then) seam must be clean and filled with sealant. 3, the width of the split between the 19-50mm (pick) seam subsidence area must be clean, with mortar, sealant or asphalt mixture filled and compacted to the existing height. 4, the width of more than 50mm of cracks or pits Cao must first clean up, and then use the mortar or hot asphalt mixes filled and compacted to the existing height. 5 For the different heights crack (then) seam subsidence area, leveling processing. 6 for the projections of the bridge deck, pavement must clean up or leveling processing until smooth. , Environmental conditions, in the surface temperature should be equal to or greater than 21 ℃ use. 2, such as the surface temperature is below 10 ℃, recommends using warm roasted crack resistance paste should be smooth, not wrinkled, warped edge. 3, in the laying process overlap, the overlapping length of 50mm. Can not exceed more than two layers overlap. 4, it is recommended that the rubber tire roller after laying polymer crack resistance paste rolled at least three times. 5, after the completion of the laying of vehicles can be impassable. However, laying the upper layer of the interval should not exceed 24 hours. Asphalt overlay, crack affixed properly laying in close connection with the above layer construction, to avoid moisture and rain. Laying crack resistance paste, hot asphalt mixture construction specifications, spreading sticky layer of oil emulsified asphalt paste crack resistance, to prevent the vehicle or paver bonded crack resistance paste, sprinkle some fine-grained pieces stone or mix. 3, crack resistance paste laying hot asphalt mixture should be greater than the thickness of 40mm. One of the construction process, the basic requirements of the cement concrete pavement, cement concrete plate must be securely. Deflection value and ADJACENT difference exceeds the design requirements of the roadbed must be reinforced. Cement concrete pavement gap (including contraction joints, construction joints, the plate off cracks, etc.) should be the first flexible timber packing the caulk height flat pavement. 3 broken loose concrete should Excluding the proceeds of the defect repair flat asphalt concrete patching material or fast concrete. 4, cement concrete slab surface should be smooth, clean, dry (moisture content of not more than 10%) can not afford to sand. Two, paving and crack prevention Veg Shop ripstop paste before the first clean up a good base surface coating layer of the base surface processing (cleaning) agent. Its purpose is to the base surface of the residual dust to consolidation to enhance the bonding effect of crack prevention affixed. Dedicated processing of the base surface (clean) agents is dry (sticky hands prevail, generally 0.5-1 hours), you can Paving crack control paste. Construction using roller brush or brushing, per square meter, the amount of 0.2-0.3kg. Paving crack control attached to joints (cracks) centerline crack control design requirements paste width, pop-up edge line. Then along the line of the edge of the crack control stickers start emissions to do the cracking of the parts, and then cracking stickers off half, while tearing addition to the forward side of the release paper below paving, crack control paste flat paving in the original position base surface, followed by the above method, re-construction the other half ripstop paste. Case of two cracking paste lap, width should be 8-10cm, lap joints with a pressure roller compaction, make it solid, the Crack Prevention paste After laying, bonding with sand bags or pressure roller the crack prevention stickers pressure level . Construction Notes 1, construction of cement concrete must be dry. The base surface is wet and rain, snow, not construction. 2, after the construction must be rubber tire roller cracking stickers pressure dense to prevent rainwater from entering the crack control paste adhesive surface prior to paving asphalt concrete. Slope greater than 5%, cracking stickers width should not be greater than 330mm. Paving the underlying asphalt concrete may be a small amount of slippage should be promptly repaired, will not affect the quality of the project. 4, the total thickness of the paving asphalt concrete should not be less than 6cm. 5, when the temperature is below 5 degrees Celsius, not construction. Crack Prevention paste the crack control mechanism "YN-crack control paste" selection bending performance, high tensile strength, permanent anti-corrosion of the reinforced fiber material as the substrate, the upper and lower coverage the special ratio processing of high-performance viscoelastic material its crack control mechanism is as follows: When the deformation of the cracks in the cement concrete due crack control paste "the tensile strength of the substrate is greater than the adhesive strength, so that the original concentration of stress, obtained dispersing through ripstop paste covering layer prevent and reduce the possibility of cracks in asphalt concrete. indicators affixed to the physical characteristics of self-adhesive crack control and crack prevention paste when adjacent concrete plate, up and down repeatedly in a certain range shear due to enhanced fiber has excellent fracture resistance and extension, therefore, difficult to make "crack control paste" broken, to maintain the "Crack Prevention paste" original stress dispersion function. 3. "the crack control paste" having a good self-adhesive closure. cut off surface water erosion cement concrete slab joints (cracks), to ensure a solid foundation to reduce the factors cracks. affixed to the physical characteristics of self-adhesive crack control and crack prevention paste Indicators crack paste "500g weight hammer, 500mm height under the impact, then the constant pressure of 0.3MPa water pressure by 0.5h, crack control stick "impermeable.