Weifang Zhengtai Waterproof Material Co., Ltd. was established in 2001 year with the registered capital of 1 billion , covering area of 60000 square meter .
SBS modified bitumen waterproofing membrane, its base materials are polyester felt, or glass fiber, or polyester felt reinforced with glass fiber, dipped and coated with SBS thermoplastic elastomer moditfied bitumen, bothside are covered with fine sand, mineral granular, PE film, aluminum foil, etc.
APP modified bitumen waterproof membrane, its base materials are polyester felt, or glass fiber, dipped and coated with APP, or APAO plastomer modified bitumen, both side are covered with fine sand, mineral granular,PE film, aluminium foil, etc
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