亚洲 欧美 变态 另类 综合_两个人看的www高清免费_久久久久人妻精品区一三寸_肉岳疯狂69式激情的高潮

江津玻纖增強frpp板,玻纖GF50PP板,玻纖GF30pp板

文(wen)章(zhang)來源: 人氣:232456 發表時間:2021-03-31

玻(bo)纖(xian)增強frpp板(ban)(ban)是在現(xian)(xian)有ppr原材料(liao)當中(zhong)添加玻(bo)璃纖(xian)維制造出來的玻(bo)纖(xian)pp板(ban)(ban),具有強度高,韌(ren)性(xing)大,硬度高,冬(dong)季沖擊性(xing)能較(jiao)常規pp板(ban)(ban)有所提升,耐磨玻(bo)纖(xian)frpp板(ban)(ban),玻(bo)纖(xian)GF50PP板(ban)(ban),玻(bo)纖(xian)GF30pp板(ban)(ban),現(xian)(xian)有制作工藝(yi)可分(fen)為(wei)GF30,玻(bo)纖(xian)添加量(liang)(liang)為(wei)30%,GF50玻(bo)纖(xian)添加量(liang)(liang)為(wei)50%,也可根據(ju)客(ke)戶(hu)要求更改(gai)填充數(shu)量(liang)(liang)。

返回列表
相關資訊