Shanghai "Yingfan" brand HDPE geomembrane (kilala rin bilang: high-density polyethylene geomembrane) ay gumagamit ng mataas na kalidad na polyethylene virgin resin, ang pangunahing bahagi ay 97.5% high-density polyethylene, tungkol sa 2.5% carbon black, anti-aging Ahente, antioxidants, UV absorbers, stabilizer at iba pang access...
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