帆布是(shi)一種較(jiao)粗厚的(de)棉織物或麻織物,因最初用(yong)(yong)于(yu)船帆而得(de)名。一般多采用(yong)(yong)平紋組織,少(shao)量(liang)的(de)用(yong)(yong)斜紋組織,經緯紗均用(yong)(yong)多股(gu)線(xian)。 輸送(song)帶用(yong)(yong)纖維織物作帶芯,用(yong)(yong)一般橡(xiang)膠作覆(fu)蓋材(cai)料,表面光滑平整。棉纖維是(shi)應(ying)用(yong)(yong)最早的(de)帶芯材(cai)料,易與橡(xiang)膠粘合,濕(shi)態(tai)時強度(du)略有(you)提高,但(dan)破斷強度(du)低(di)〔大(da)多在56牛/(毫米·層)左右(you)〕,防(fang)腐防(fang)霉性...