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<\/span><\/span>玻璃<\/span><\/span><\/a><\/span>鋼別名<\/span>玻璃纖維<\/span><\/span><\/a><\/span>增強(qiáng)<\/span>塑料<\/span><\/span><\/a><\/span>,俗稱FRP<\/span>(Fiber Reinforced Plastics<\/span>)<\/span> <\/p> <\/span> 即纖維增強(qiáng)復(fù)合塑料。根據(jù)采用的纖維不同分為玻璃纖維增強(qiáng)復(fù)合塑料(GFRP<\/span>),碳纖維增強(qiáng)復(fù)合塑料(CFRP<\/span>),硼纖維增強(qiáng)復(fù)合塑料等。它是以玻璃纖維及其制品(玻璃布<\/span><\/span><\/a><\/span>、帶、氈、紗等)作為增強(qiáng)材料,以合成樹脂<\/span><\/span><\/a><\/span>作基體材料的一種<\/span>復(fù)合材料<\/span><\/span><\/a><\/span>。纖維增強(qiáng)復(fù)合材料是由增強(qiáng)纖維和基體組成。<\/span>纖維<\/span><\/span><\/a><\/span>(或晶須)的直徑很小,一般在10μm<\/span>以下,缺陷較少又較小,斷裂應(yīng)變約為千分之三十以內(nèi),是脆性材料,易損傷、斷裂和受到腐蝕。基體相對(duì)于纖維來說,強(qiáng)度、模量都要低很多,但可以經(jīng)受住大的應(yīng)變,往往具有粘彈性和彈塑性,是韌性材料。<\/span> <\/p> <\/span> 優(yōu)點(diǎn):<\/span> <\/p> <\/span> <\/span><\/span>輕質(zhì)高強(qiáng)<\/span> <\/p> <\/span> 相對(duì)密度在1.5~2.0<\/span>之間,只有碳鋼<\/span><\/span><\/a><\/span>的1/4~1/5<\/span>,可是拉伸強(qiáng)度<\/span><\/span><\/a><\/span>卻接近。<\/span> <\/p> <\/span> 耐腐蝕<\/span> <\/p> <\/span> FRP<\/span>是良好的耐腐材料,對(duì)大氣、水和一般濃度的酸、堿、鹽以及多種油類和溶劑都有較好的抵抗能力。已應(yīng)用到化工防腐的各個(gè)方面,正在取代碳鋼、不銹鋼<\/span><\/span><\/a><\/span>、木材、有色金屬等.<\/span> <\/span> <\/span> <\/p> 可設(shè)計(jì)性好<\/span> <\/p> <\/span> (1<\/span>)可以根據(jù)需要,靈活地設(shè)計(jì)出各種結(jié)構(gòu)產(chǎn)品,來滿足使用要求,可以使產(chǎn)品有很好的整體性。<\/span> <\/p> <\/span> (2<\/span>)可以充分選擇材料來滿足產(chǎn)品的性能,如:可以設(shè)計(jì)出耐腐的,耐瞬時(shí)高溫的、產(chǎn)品某方向上有特別高強(qiáng)度的、介電性好的,等等。<\/span> <\/p> <\/span> 工藝性優(yōu)良<\/span> <\/p> <\/span> (1<\/span>)可以根據(jù)產(chǎn)品的形狀、技術(shù)要求、用途及數(shù)量來靈活地選擇成型工藝。<\/span> <\/p> <\/span> (2<\/span>)工藝簡(jiǎn)單,可以一次成型,經(jīng)濟(jì)效果突出,尤其對(duì)形狀復(fù)雜、不易成型的數(shù)量少的產(chǎn)品,更突出它的工藝優(yōu)越性<\/span> <\/p> <\/span> <\/span><\/span> <\/p> <\/span> <\/div>