1. Isolation The construction materials with different physical properties (particle size, distribution, consistency and density, etc.) are needled with polyester staple fiber geotextile. Material (such as soil and sand, soil and concrete, etc.) for isolation. Make two or more materials not lose or

1. hdpe geomembrane is a sort of flexible water resistant cloth with high anti-seepage coefficient (1 × 10-17 cm/s）；2. hdpe geomembrane has proper heat resistance and bloodless resistance, and its service ambient temperature is 110 ℃ at high temperature and - 70 ℃ at low temperature;3. hdpe

Concrete PP fiber is a polypropylene as the main raw material, adopting unique manufacturing process to make high strength bundle mono-filament fiber.Join concrete (or mortar) can effectively control concrete (or mortar) micro-cracks which is caused by plastic shrinkage,temperature changes and