LEXAN PC 9925A阻燃詳細信息:
物料(liao)(liao)(liao)性(xing)(xing)(xing)能:沖擊(ji)強度(du)高(gao)(gao),尺寸(cun)穩定性(xing)(xing)(xing)好(hao)(hao),無(wu)色透明(ming),著色性(xing)(xing)(xing)好(hao)(hao),電絕(jue)緣性(xing)(xing)(xing)、耐(nai)腐蝕性(xing)(xing)(xing)、耐(nai)磨性(xing)(xing)(xing)好(hao)(hao),但自潤滑性(xing)(xing)(xing)差(cha),有應(ying)力開裂傾向,高(gao)(gao)溫(wen)(wen)(wen)(wen)易(yi)水解,與其它樹脂相溶性(xing)(xing)(xing)差(cha)。 適(shi)于(yu)(yu)制作儀表小零件(jian)(jian)(jian)、絕(jue)緣透明(ming)件(jian)(jian)(jian)和耐(nai)沖擊(ji)零件(jian)(jian)(jian). 成(cheng)型性(xing)(xing)(xing)能 1.無(wu)定形(xing)料(liao)(liao)(liao),熱穩定性(xing)(xing)(xing)好(hao)(hao),成(cheng)型溫(wen)(wen)(wen)(wen)度(du)范圍寬,流動性(xing)(xing)(xing)差(cha)。吸濕(shi)小,但對水敏感,須(xu)經干(gan)燥(zao)處理。成(cheng)型收縮率(lv)小,易(yi)發生熔融開裂和應(ying)力集中,故應(ying)嚴格控制成(cheng)型條件(jian)(jian)(jian),塑(su)(su)(su)(su)件(jian)(jian)(jian)須(xu)經退火處理。2.熔融溫(wen)(wen)(wen)(wen)度(du)高(gao)(gao),粘度(du)高(gao)(gao),大(da)于(yu)(yu)200g的(de)塑(su)(su)(su)(su)件(jian)(jian)(jian),宜(yi)用(yong)加熱式(shi)的(de)延伸噴嘴。3.冷卻(que)速度(du)快,模(mo)具(ju)澆注系統(tong)以粗(cu)、短為原則,宜(yi)設(she)冷料(liao)(liao)(liao)井,澆口宜(yi)取大(da),模(mo)具(ju)宜(yi)加熱。4.料(liao)(liao)(liao)溫(wen)(wen)(wen)(wen)過(guo)低會造成(cheng)缺料(liao)(liao)(liao),塑(su)(su)(su)(su)件(jian)(jian)(jian)無(wu)光(guang)澤,料(liao)(liao)(liao)溫(wen)(wen)(wen)(wen)過(guo)高(gao)(gao)易(yi)溢邊,塑(su)(su)(su)(su)件(jian)(jian)(jian)起泡。模(mo)溫(wen)(wen)(wen)(wen)低時收縮率(lv)、伸長(chang)率(lv)、抗沖擊(ji)強度(du)高(gao)(gao),抗彎、抗壓、抗張(zhang)強度(du)低。模(mo)溫(wen)(wen)(wen)(wen)超(chao)過(guo)120度(du)時塑(su)(su)(su)(su)件(jian)(jian)(jian)冷卻(que)慢,易(yi)變形(xing)粘模(mo). Lexan PC樹脂,非晶聚(ju)合(he)物聚(ju)碳酸酯提供了剛(gang)度(du),硬度(du)和韌(ren)性(xing)(xing)的獨特結(jie)合(he)。它具有優良的耐候性(xing)(xing),抗蠕(ru)變, 光學(xue),電學(xue)和熱性(xing)(xing)能。 隨貨(huo)提供物性表,UL,SGS,MSDS,ROSH,REACH認證(zheng),報價(jia),價(jia)格網址//ksn.net.cn |