玻璃纤维管--浅谈玻璃纤维毡片的介绍

（1）短(duan)切(qie)(qie)原(yuan)丝(si)(si)毡(zhan)(zhan)(zhan)(zhan) 将玻(bo)(bo)璃(li)(li)(li)(li)原(yuan)丝(si)(si)（有时也用(yong)(yong)无(wu)捻粗纱(sha)）切(qie)(qie)割成(cheng)(cheng)(cheng)(cheng)50mm长，将其(qi)随(sui)机(ji)但(dan)(dan)均匀地铺陈在(zai)(zai)网带(dai)(dai)上(shang)(shang)(shang)，随(sui)后(hou)(hou)施以(yi)乳液粘(zhan)(zhan)结(jie)剂或(huo)撒布(bu)(bu)上(shang)(shang)(shang)粉末(mo)结(jie)剂经加(jia)热(re)固化后(hou)(hou)粘(zhan)(zhan)结(jie)成(cheng)(cheng)(cheng)(cheng)短(duan)切(qie)(qie)原(yuan)丝(si)(si)毡(zhan)(zhan)(zhan)(zhan)。短(duan)切(qie)(qie)毡(zhan)(zhan)(zhan)(zhan)主(zhu)(zhu)(zhu)要(yao)用(yong)(yong)于(yu)手(shou)糊、连(lian)(lian)(lian)(lian)续(xu)(xu)(xu)(xu)(xu)制(zhi)板和(he)对模(mo)模(mo)压和(he)SMC工艺中(zhong)。对短(duan)切(qie)(qie)原(yuan)丝(si)(si)毡(zhan)(zhan)(zhan)(zhan)的(de)(de)(de)质量要(yao)求如(ru)下：①沿宽度方向(xiang)面(mian)积质量均匀；②短(duan)切(qie)(qie)原(yuan)丝(si)(si)在(zai)(zai)毡(zhan)(zhan)(zhan)(zhan)面(mian)中(zhong)分布(bu)(bu)均匀，无(wu)大孔眼形(xing)成(cheng)(cheng)(cheng)(cheng)，粘(zhan)(zhan)结(jie)剂分布(bu)(bu)均匀；③具有适中(zhong)的(de)(de)(de)干毡(zhan)(zhan)(zhan)(zhan)强(qiang)度；④优(you)良的(de)(de)(de)树(shu)脂(zhi)(zhi)浸(jin)(jin)润及浸(jin)(jin)透性。（2）连(lian)(lian)(lian)(lian)续(xu)(xu)(xu)(xu)(xu)原(yuan)丝(si)(si)毡(zhan)(zhan)(zhan)(zhan) 将拉(la)丝(si)(si)过(guo)(guo)程中(zhong)形(xing)成(cheng)(cheng)(cheng)(cheng)的(de)(de)(de)玻(bo)(bo)璃(li)(li)(li)(li)原(yuan)丝(si)(si)或(huo)从(cong)原(yuan)丝(si)(si)筒中(zhong)退解出来的(de)(de)(de)连(lian)(lian)(lian)(lian)续(xu)(xu)(xu)(xu)(xu)原(yuan)丝(si)(si)呈8字形(xing)铺敷(fu)在(zai)(zai)连(lian)(lian)(lian)(lian)续(xu)(xu)(xu)(xu)(xu)移动(dong)网带(dai)(dai)上(shang)(shang)(shang)，经粉末(mo)粘(zhan)(zhan)结(jie)剂粘(zhan)(zhan)合而(er)成(cheng)(cheng)(cheng)(cheng)。连(lian)(lian)(lian)(lian)续(xu)(xu)(xu)(xu)(xu)玻(bo)(bo)纤(xian)(xian)(xian)(xian)(xian)(xian)(xian)原(yuan)丝(si)(si)毡(zhan)(zhan)(zhan)(zhan)中(zhong)纤(xian)(xian)(xian)(xian)(xian)(xian)(xian)维(wei)(wei)(wei)(wei)是(shi)连(lian)(lian)(lian)(lian)续(xu)(xu)(xu)(xu)(xu)的(de)(de)(de)，故(gu)(gu)(gu)其(qi)对复合材(cai)料(liao)的(de)(de)(de)增(zeng)强(qiang)效果(guo)较(jiao)短(duan)切(qie)(qie)毡(zhan)(zhan)(zhan)(zhan)好。主(zhu)(zhu)(zhu)要(yao)用(yong)(yong)在(zai)(zai)拉(la)挤法(fa)、RTM法(fa)、压力(li)袋法(fa)及玻(bo)(bo)璃(li)(li)(li)(li)毡(zhan)(zhan)(zhan)(zhan)增(zeng)强(qiang)热(re)塑料(liao)（GMT）等(deng)工艺中(zhong)。（3）表面(mian)毡(zhan)(zhan)(zhan)(zhan) 玻(bo)(bo)璃(li)(li)(li)(li)钢(gang)制(zhi)品通常需要(yao)形(xing)成(cheng)(cheng)(cheng)(cheng)富有树(shu)脂(zhi)(zhi)层，这一般是(shi)用(yong)(yong)中(zhong)碱玻(bo)(bo)璃(li)(li)(li)(li)表面(mian)毡(zhan)(zhan)(zhan)(zhan)来实现。这类(lei)(lei)毡(zhan)(zhan)(zhan)(zhan)由于(yu)采用(yong)(yong)中(zhong)碱玻(bo)(bo)璃(li)(li)(li)(li)（C）制(zhi)成(cheng)(cheng)(cheng)(cheng)，故(gu)(gu)(gu)赋予(yu)玻(bo)(bo)璃(li)(li)(li)(li)钢(gang)耐化学(xue)性特(te)别是(shi)耐酸性，同时因为毡(zhan)(zhan)(zhan)(zhan)薄、玻(bo)(bo)纤(xian)(xian)(xian)(xian)(xian)(xian)(xian)直径(jing)较(jiao)细之(zhi)故(gu)(gu)(gu)，还可吸(xi)收较(jiao)多树(shu)脂(zhi)(zhi)形(xing)成(cheng)(cheng)(cheng)(cheng)富树(shu)脂(zhi)(zhi)层，遮(zhe)住了玻(bo)(bo)璃(li)(li)(li)(li)纤(xian)(xian)(xian)(xian)(xian)(xian)(xian)维(wei)(wei)(wei)(wei)增(zeng)强(qiang)材(cai)料(liao)（如(ru)方格布(bu)(bu)）的(de)(de)(de)纹路，起到表面(mian)修饰作用(yong)(yong)。（4）针(zhen)(zhen)(zhen)刺(ci)(ci)(ci)(ci)毡(zhan)(zhan)(zhan)(zhan) 针(zhen)(zhen)(zhen)刺(ci)(ci)(ci)(ci)毡(zhan)(zhan)(zhan)(zhan)或(huo)分为短(duan)切(qie)(qie)纤(xian)(xian)(xian)(xian)(xian)(xian)(xian)维(wei)(wei)(wei)(wei)针(zhen)(zhen)(zhen)刺(ci)(ci)(ci)(ci)毡(zhan)(zhan)(zhan)(zhan)和(he)连(lian)(lian)(lian)(lian)续(xu)(xu)(xu)(xu)(xu)原(yuan)丝(si)(si)针(zhen)(zhen)(zhen)刺(ci)(ci)(ci)(ci)毡(zhan)(zhan)(zhan)(zhan)。短(duan)切(qie)(qie)纤(xian)(xian)(xian)(xian)(xian)(xian)(xian)维(wei)(wei)(wei)(wei)针(zhen)(zhen)(zhen)刺(ci)(ci)(ci)(ci)毡(zhan)(zhan)(zhan)(zhan)是(shi)将玻(bo)(bo)纤(xian)(xian)(xian)(xian)(xian)(xian)(xian)粗纱(sha)短(duan)切(qie)(qie)成(cheng)(cheng)(cheng)(cheng)50mm，随(sui)机(ji)铺放在(zai)(zai)预(yu)先(xian)放置(zhi)在(zai)(zai)传(chuan)送带(dai)(dai)上(shang)(shang)(shang)的(de)(de)(de)底材(cai)上(shang)(shang)(shang)，然(ran)后(hou)(hou)用(yong)(yong)带(dai)(dai)倒钩(gou)的(de)(de)(de)针(zhen)(zhen)(zhen)进行针(zhen)(zhen)(zhen)刺(ci)(ci)(ci)(ci)，针(zhen)(zhen)(zhen)将短(duan)切(qie)(qie)纤(xian)(xian)(xian)(xian)(xian)(xian)(xian)维(wei)(wei)(wei)(wei)刺(ci)(ci)(ci)(ci)进底材(cai)中(zhong)，而(er)钩(gou)针(zhen)(zhen)(zhen)又将一些纤(xian)(xian)(xian)(xian)(xian)(xian)(xian)维(wei)(wei)(wei)(wei)向(xiang)上(shang)(shang)(shang)带(dai)(dai)起形(xing)成(cheng)(cheng)(cheng)(cheng)三维(wei)(wei)(wei)(wei)结(jie)构(gou)。所(suo)用(yong)(yong)底材(cai)可以(yi)是(shi)玻(bo)(bo)璃(li)(li)(li)(li)纤(xian)(xian)(xian)(xian)(xian)(xian)(xian)维(wei)(wei)(wei)(wei)或(huo)其(qi)它纤(xian)(xian)(xian)(xian)(xian)(xian)(xian)维(wei)(wei)(wei)(wei)的(de)(de)(de)稀织物，这种针(zhen)(zhen)(zhen)刺(ci)(ci)(ci)(ci)毡(zhan)(zhan)(zhan)(zhan)有绒毛(mao)感。其(qi)主(zhu)(zhu)(zhu)要(yao)用(yong)(yong)途(tu)包括用(yong)(yong)作隔热(re)隔声材(cai)料(liao)、衬热(re)材(cai)料(liao)、过(guo)(guo)滤材(cai)料(liao)，也可用(yong)(yong)在(zai)(zai)玻(bo)(bo)璃(li)(li)(li)(li)钢(gang)生(sheng)产(chan)中(zhong)，但(dan)(dan)所(suo)制(zhi)玻(bo)(bo)璃(li)(li)(li)(li)钢(gang)强(qiang)度较(jiao)低，使用(yong)(yong)范(fan)围有限。另一类(lei)(lei)连(lian)(lian)(lian)(lian)续(xu)(xu)(xu)(xu)(xu)原(yuan)丝(si)(si)针(zhen)(zhen)(zhen)刺(ci)(ci)(ci)(ci)毡(zhan)(zhan)(zhan)(zhan)，是(shi)将连(lian)(lian)(lian)(lian)续(xu)(xu)(xu)(xu)(xu)玻(bo)(bo)璃(li)(li)(li)(li)原(yuan)丝(si)(si)用(yong)(yong)抛丝(si)(si)装(zhuang)置(zhi)随(sui)机(ji)抛在(zai)(zai)连(lian)(lian)(lian)(lian)续(xu)(xu)(xu)(xu)(xu)网带(dai)(dai)上(shang)(shang)(shang)，经针(zhen)(zhen)(zhen)板针(zhen)(zhen)(zhen)刺(ci)(ci)(ci)(ci)，形(xing)成(cheng)(cheng)(cheng)(cheng)纤(xian)(xian)(xian)(xian)(xian)(xian)(xian)维(wei)(wei)(wei)(wei)相互勾连(lian)(lian)(lian)(lian)的(de)(de)(de)三维(wei)(wei)(wei)(wei)结(jie)构(gou)的(de)(de)(de)毡(zhan)(zhan)(zhan)(zhan)。这种毡(zhan)(zhan)(zhan)(zhan)主(zhu)(zhu)(zhu)要(yao)用(yong)(yong)于(yu)玻(bo)(bo)璃(li)(li)(li)(li)纤(xian)(xian)(xian)(xian)(xian)(xian)(xian)维(wei)(wei)(wei)(wei)增(zeng)强(qiang)热(re)塑料(liao)可冲压片材(cai)的(de)(de)(de)生(sheng)产(chan)。（5）缝(feng)合毡(zhan)(zhan)(zhan)(zhan) 短(duan)切(qie)(qie)玻(bo)(bo)璃(li)(li)(li)(li)纤(xian)(xian)(xian)(xian)(xian)(xian)(xian)维(wei)(wei)(wei)(wei)从(cong)50mm乃至60cm长均可用(yong)(yong)缝(feng)编机(ji)将其(qi)缝(feng)合成(cheng)(cheng)(cheng)(cheng)短(duan)切(qie)(qie)纤(xian)(xian)(xian)(xian)(xian)(xian)(xian)维(wei)(wei)(wei)(wei)或(huo)长纤(xian)(xian)(xian)(xian)(xian)(xian)(xian)维(wei)(wei)(wei)(wei)毡(zhan)(zhan)(zhan)(zhan)，前者(zhe)可 玻(bo)(bo)璃(li)(li)(li)(li)纤(xian)(xian)(xian)(xian)(xian)(xian)(xian)维(wei)(wei)(wei)(wei)纱(sha) 在(zai)(zai)若干用(yong)(yong)途(tu)方面(mian)代替(ti)传(chuan)统的(de)(de)(de)粘(zhan)(zhan)结(jie)剂粘(zhan)(zhan)结(jie)的(de)(de)(de)短(duan)切(qie)(qie)毡(zhan)(zhan)(zhan)(zhan)，后(hou)(hou)者(zhe)则在(zai)(zai)一定程度上(shang)(shang)(shang)代替(ti)连(lian)(lian)(lian)(lian)续(xu)(xu)(xu)(xu)(xu)原(yuan)丝(si)(si)毡(zhan)(zhan)(zhan)(zhan)。它们的(de)(de)(de)共同优(you)点是(shi)不含粘(zhan)(zhan)结(jie)剂，避免了生(sheng)产(chan)过(guo)(guo)程的(de)(de)(de)污染(ran)，同时浸(jin)(jin)透、结(jie)合性能(neng)好，价格较(jiao)低。