Shanghai "Yingfan" alama HDPE geomembrane (kuma aka sani da: high-yawa polyethylene geomembrane) yana amfani da high quality polyethylene budurwa guduro, babban bangaren shi ne 97.5% high-yawa polyethylene, game da 2.5% carbon baki, anti-tsufa Agents, antioxidants, UV absorbers, stabilizers da sauran damar ...
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