粗(cu)帆布又稱篷蓋布,常用(yong)(yong)58號(10英支(zhi))4~7股(gu)線(xian)織(zhi)制,織(zhi)物堅牢(lao)耐折,具有良好的(de)防水(shui)性(xing)(xing)能,用(yong)(yong)于汽車(che)運輸和(he)露天倉庫的(de)遮蓋以及野外搭帳(zhang)篷。 尼(ni)龍(long)纖維(wei)(wei)強度(du)高達700牛/(毫米·層),耐水(shui),抗(kang)腐蝕,耐彎曲疲勞;但(dan)彈性(xing)(xing)伸(shen)長(chang)較(jiao)大。聚(ju)酯纖維(wei)(wei)性(xing)(xing)能與尼(ni)龍(long)纖維(wei)(wei)相近(jin),而使用(yong)(yong)時(shi)彈性(xing)(xing)伸(shen)長(chang)僅為尼(ni)龍(long)纖維(wei)(wei)的(de)一半(ban),是一種有發展...