玻璃纤维生产工艺有两种:两次成型-坩埚拉丝法,一次成型-池窑拉丝法。
坩埚拉丝法工艺繁多,先把玻璃原料高温熔制成玻璃球,然后将玻璃球二次熔化,高速拉丝制成玻璃纤维原丝。这种工艺有能耗高、成型工艺不稳定、劳动生产率低等种种弊端,基本被大型玻纤生产厂家淘汰。
池窑(yao)拉(la)丝法(fa)把(ba)叶腊石等原(yuan)料在窑(yao)炉中熔(rong)制成(cheng)玻璃溶(rong)液,排除气泡后经通(tong)路运送至多(duo)(duo)孔(kong)漏板(ban),高(gao)速拉(la)制成(cheng)玻纤(xian)原(yuan)丝。窑(yao)炉可(ke)以通(tong)过(guo)多(duo)(duo)条通(tong)路连接上百个漏板(ban)同时(shi)生(sheng)(sheng)产(chan)。这种工(gong)(gong)艺工(gong)(gong)序简单、节(jie)能降耗、成(cheng)型稳定、高(gao)效高(gao)产(chan),便于大规模全自(zi)动化生(sheng)(sheng)产(chan),成(cheng)为国际主(zhu)流生(sheng)(sheng)产(chan)工(gong)(gong)艺,用该工(gong)(gong)艺生(sheng)(sheng)产(chan)的(de)玻璃纤(xian)维(wei)约(yue)占(zhan)全球产(chan)量(liang)的(de)90%以上
玻璃(li)纤(xian)(xian)(xian)维(wei)杆, 碳纤(xian)(xian)(xian)维(wei)杆 ,玻璃(li)纤(xian)(xian)(xian)维(wei)管 碳纤(xian)(xian)(xian)维(wei)管