1. Polyvinyl Chloride (PVC) Waterproof Backing Board: PVC waterproof backing boards have high density and good molecular structure stability, providing excellent waterproof performance and physical strength under normal ambient temperatures. Lawv tau siv dav hauv kev kho vaj tsev, xws li chav dej thiab chav ua noj, nrog rau hauv kev tsim kho vaj tse.
2. High-Density Polyethylene (HDPE) Waterproof Backing Board: HDPE waterproof backing boards paub txog lawv cov kev ua kom zoo heev, kev cuam tshuam, thiab tshuaj tiv thaiv corrosion. Lawv tswj kev ua haujlwm ruaj khov nyob rau hauv ib puag ncig hnyav thiab tsim nyog rau hauv qab daus, ru tsev, thiab lwm qhov chaw uas muaj cov dej tsis zoo.
3. Polypropylene (PP) Waterproof Backing Board: PP waterproof backing boards muaj cov cua sov zoo thiab cov tshuaj tiv thaiv corrosion, tswj kev ua haujlwm zoo hauv siab - qhov kub thiab txias thiab muaj tshuaj lom neeg. Lawv tsim nyog rau qee lub tsev tshwj xeeb lossis cov chaw uas muaj qhov kub thiab txias thiab tshuaj tiv thaiv corrosion.