玻璃纤维管--玻璃管的特点

G3.3高(gao)硼硅(gui)(gui)玻(bo)(bo)(bo)璃(li)的(de)(de)线膨(peng)胀(zhang)(zhang)系数(shu)(shu)是(shi)3.3士0.1×10-6/K，是(shi)以氧化(hua)(hua)(hua)钠(na)（Na2O）、氧化(hua)(hua)(hua)硼（B2O2）、二氧化(hua)(hua)(hua)硅(gui)(gui)（SIO2）为(wei)(wei)(wei)基本(ben)成份的(de)(de)一种玻(bo)(bo)(bo)璃(li)。该玻(bo)(bo)(bo)璃(li)成分(fen)中(zhong)硼硅(gui)(gui)含量较(jiao)高(gao)，分(fen)别为(wei)(wei)(wei)硼：12.5~13.5%，硅(gui)(gui)：78~80%，故(gu)称此类玻(bo)(bo)(bo)璃(li)为(wei)(wei)(wei)高(gao)硼硅(gui)(gui)玻(bo)(bo)(bo)璃(li)。属(shu)于硼硅(gui)(gui)酸盐玻(bo)(bo)(bo)璃(li)中(zhong)的(de)(de)PYREX玻(bo)(bo)(bo)璃(li)。耐(nai)酸耐(nai)碱耐(nai)水，抗(kang)(kang)腐(fu)蚀性(xing)(xing)(xing)(xing)(xing)(xing)能(neng)(neng)(neng)优(you)越(yue)，拥有(you)(you)良(liang)(liang)好(hao)(hao)的(de)(de)热稳定(ding)性(xing)(xing)(xing)(xing)(xing)(xing)、化(hua)(hua)(hua)学稳定(ding)性(xing)(xing)(xing)(xing)(xing)(xing)和电学性(xing)(xing)(xing)(xing)(xing)(xing)能(neng)(neng)(neng)，故(gu)具有(you)(you)抗(kang)(kang)化(hua)(hua)(hua)学侵蚀性(xing)(xing)(xing)(xing)(xing)(xing)、抗(kang)(kang)热冲击(ji)性(xing)(xing)(xing)(xing)(xing)(xing)、机(ji)(ji)械性(xing)(xing)(xing)(xing)(xing)(xing)能(neng)(neng)(neng)好(hao)(hao)、承受温(wen)度(du)高(gao)等特性(xing)(xing)(xing)(xing)(xing)(xing)。 高(gao)硼硅(gui)(gui)玻(bo)(bo)(bo)璃(li)(又名(ming)硬(ying)(ying)质玻(bo)(bo)(bo)璃(li))，因线热膨(peng)胀(zhang)(zhang)系数(shu)(shu)为(wei)(wei)(wei)(3.3士0.1)×10-6/K，也有(you)(you)人(ren)称之为(wei)(wei)(wei)“硼硅(gui)(gui)玻(bo)(bo)(bo)璃(li)3.3”。它(ta)是(shi)一种低(di)膨(peng)胀(zhang)(zhang)率、耐(nai)高(gao)温(wen)、高(gao)强度(du)、高(gao)硬(ying)(ying)度(du)、高(gao)透光率和高(gao)化(hua)(hua)(hua)学稳定(ding)性(xing)(xing)(xing)(xing)(xing)(xing)的(de)(de)特殊玻(bo)(bo)(bo)璃(li)材(cai)料(liao)，因其(qi)(qi)优(you)异的(de)(de)性(xing)(xing)(xing)(xing)(xing)(xing)能(neng)(neng)(neng)，被广(guang)(guang)(guang)(guang)泛(fan)(fan)应(ying)用(yong)于太阳(yang)能(neng)(neng)(neng)、化(hua)(hua)(hua)工(gong)、医药(yao)包装、电光源、工(gong)艺饰品等行(xing)业。它(ta)的(de)(de)良(liang)(liang)好(hao)(hao)性(xing)(xing)(xing)(xing)(xing)(xing)能(neng)(neng)(neng)已(yi)(yi)得到(dao)世界(jie)各(ge)界(jie)的(de)(de)广(guang)(guang)(guang)(guang)泛(fan)(fan)认可，特别是(shi)太阳(yang)能(neng)(neng)(neng)领(ling)域(yu)应(ying)用(yong)更为(wei)(wei)(wei)广(guang)(guang)(guang)(guang)泛(fan)(fan)，德、美(mei)等发达国(guo)(guo)家已(yi)(yi)进行(xing)了较(jiao)为(wei)(wei)(wei)广(guang)(guang)(guang)(guang)泛(fan)(fan)的(de)(de)推广(guang)(guang)(guang)(guang)。硼硅(gui)(gui)玻(bo)(bo)(bo)璃(li)3.3的(de)(de)线热膨(peng)胀(zhang)(zhang)系数(shu)(shu)为(wei)(wei)(wei)(3.3士0.1)×10-6/K，其(qi)(qi)主要性(xing)(xing)(xing)(xing)(xing)(xing)能(neng)(neng)(neng)指标均达到(dao)国(guo)(guo)际ISO标准，与(yu)美(mei)国(guo)(guo)康宁公司的(de)(de)7740料(liao)，德国(guo)(guo)肖(xiao)特公司的(de)(de)50料(liao)属(shu)同种料(liao)性(xing)(xing)(xing)(xing)(xing)(xing)。与(yu)普(pu)遍玻(bo)(bo)(bo)璃(li)相比，无毒副作(zuo)用(yong)，其(qi)(qi)机(ji)(ji)械性(xing)(xing)(xing)(xing)(xing)(xing)能(neng)(neng)(neng)，热稳定(ding)性(xing)(xing)(xing)(xing)(xing)(xing)能(neng)(neng)(neng)，抗(kang)(kang)水、抗(kang)(kang)碱、抗(kang)(kang)酸等性(xing)(xing)(xing)(xing)(xing)(xing)质大(da)大(da)提高(gao)，可广(guang)(guang)(guang)(guang)泛(fan)(fan)用(yong)于化(hua)(hua)(hua)工(gong)、航天、军事、家庭、医院等各(ge)个领(ling)域(yu)，可制成灯具、标盘、望远镜片，洗(xi)衣(yi)机(ji)(ji)观(guan)察孔，微波(bo)炉盘，太阳(yang)能(neng)(neng)(neng)热水器等多(duo)种产品，具有(you)(you)良(liang)(liang)好(hao)(hao)的(de)(de)推广(guang)(guang)(guang)(guang)价值和社(she)会效益，该种玻(bo)(bo)(bo)璃(li)在我国(guo)(guo)出(chu)现是(shi)基础材(cai)料(liao)工(gong)业的(de)(de)又一次新革命。