亚洲 欧美 变态 另类 综合_两个人看的www高清免费_久久久久人妻精品区一三寸_肉岳疯狂69式激情的高潮

pp板(ban)(ban)(ban)材(cai)使(shi)用(yong)(yong)方(fang)法遍及(ji)pp板(ban)(ban)(ban)材(cai)常識，pp板(ban)(ban)(ban)材(cai)的(de)特(te)(te)征! pp板(ban)(ban)(ban)材(cai)具(ju)(ju)有(you)杰(jie)出(chu)的(de)焊接功用(yong)(yong)，管(guan)(guan)(guan)材(cai)、管(guan)(guan)(guan)件(jian)(jian)可采用(yong)(yong)熱(re)熔(rong)和(he)電(dian)熔(rong)聯(lian)接，設(she)備便當(dang)，接頭可靠，其聯(lian)接部(bu)(bu)位的(de)強(qiang)(qiang)度(du)(du)(du)大于(yu)(yu)管(guan)(guan)(guan)材(cai)自身的(de)強(qiang)(qiang)度(du)(du)(du)。回(hui)收(shou)料用(yong)(yong)量(liang)不(bu)(bu)超越(yue)總(zong)量(liang)10%，不(bu)(bu)影響(xiang)產(chan)品質(zhi)量(liang)。 pp板(ban)(ban)(ban)材(cai)除了具(ju)(ju)有(you)一(yi)般(ban)塑(su)料管(guan)(guan)(guan)重量(liang)輕(qing)、耐(nai)(nai)侵蝕、不(bu)(bu)結垢、運(yun)(yun)用(yong)(yong)壽命長等特(te)(te)征外(wai)，還具(ju)(ju)有(you)以下主要特(te)(te)征： 無(wu)毒、清(qing)(qing)洗(xi)(xi)。 PP-R管(guan)(guan)(guan)導(dao)熱(re)系(xi)數為0.21w/mk，僅為鋼管(guan)(guan)(guan)的(de)1/200。 PP-R的(de)材(cai)料分子(zi)只要碳、氫元素，沒(mei)有(you)有(you)害有(you)毒的(de)元素存(cun)在(zai)，清(qing)(qing)洗(xi)(xi)可靠，不(bu)(bu)只用(yong)(yong)于(yu)(yu)冷熱(re)水(shui)管(guan)(guan)(guan)道，還可用(yong)(yong)于(yu)(yu)貞潔飲用(yong)(yong)水(shui)系(xi)統。 保溫(wen)節能。物料可回(hui)收(shou)運(yun)(yun)用(yong)(yong)。 PP-R廢物經(jing)清(qing)(qing)洗(xi)(xi)、破碎后回(hui)收(shou)運(yun)(yun)用(yong)(yong)于(yu)(yu)管(guan)(guan)(guan)材(cai)、管(guan)(guan)(guan)件(jian)(jian)出(chu)產(chan)。 pp板(ban)(ban)(ban)材(cai)特(te)(te)征：具(ju)(ju)有(you)高剛度(du)(du)(du),高硬度(du)(du)(du)和(he)高強(qiang)(qiang)度(du)(du)(du),但缺口抗沖擊韌(ren)一(yi)般(ban).PP 材(cai)料能接受張拉應力并易焊接.低溫(wen)時變脆,化學不(bu)(bu)亂性(xing)(xing)(xing)和(he)電(dian)氣(qi)功用(yong)(yong)優異.工(gong)(gong)作溫(wen)度(du)(du)(du)從0度(du)(du)(du)到100度(du)(du)(du).特(te)(te)性(xing)(xing)(xing)：密度(du)(du)(du)低;耐(nai)(nai)熱(re),不(bu)(bu)變形;高剛度(du)(du)(du);高表面強(qiang)(qiang)度(du)(du)(du);化學不(bu)(bu)亂性(xing)(xing)(xing)好(hao);無(wu)毒無(wu)害; 運(yun)(yun)用(yong)(yong)： 泵閥部(bu)(bu)件(jian)(jian),飲用(yong)(yong)水(shui)污水(shui)管(guan)(guan)(guan)道,密封件(jian)(jian),噴涂載體(ti),耐(nai)(nai)侵蝕槽、桶(tong),耐(nai)(nai)酸(suan)堿(jian)工(gong)(gong)業用(yong)(yong),廢水(shui),廢氣(qi)排放設(she)備用(yong)(yong),洗(xi)(xi)刷塔(ta),無(wu)塵室,半(ban)導(dao)體(ti)廠及(ji)其相關工(gong)(gong)業之設(she)備和(he)機(ji)(ji)器(qi),食物機(ji)(ji)械(xie)及(ji)斬板(ban)(ban)(ban),電(dian)鍍(du)工(gong)(gong)藝,玩具(ju)(ju)部(bu)(bu)件(jian)(jian),牙醫用(yong)(yong)導(dao)管(guan)(guan)(guan),廣泛用(yong)(yong)于(yu)(yu)化工(gong)(gong),機(ji)(ji)械(xie),電(dian)器(qi)及(ji)電(dian)子(zi)工(gong)(gong)業等規劃材(cai)料. 尺度(du)(du)(du)： 板(ban)(ban)(ban)材(cai)：厚x寬x長=2 pp板(ban)(ban)(ban)材(cai)具(ju)(ju)有(you)強(qiang)(qiang)度(du)(du)(du)高、耐(nai)(nai)溫(wen)、防(fang)腐功用(yong)(yong)好(hao)、可進行填(tian)充、增(zeng)(zeng)強(qiang)(qiang)、增(zeng)(zeng)韌(ren)、增(zeng)(zeng)剛、阻燃(ran)、改性(xing)(xing)(xing),表面可壓花(hua)、磨砂. pp塑(su)料板(ban)(ban)(ban)特(te)(te)征耐(nai)(nai)熱(re)性(xing)(xing)(xing)好(hao)、電(dian)絕緣(yuan)功用(yong)(yong)可靠、無(wu)毒、機(ji)(ji)械(xie)強(qiang)(qiang)度(du)(du)(du)高，具(ju)(ju)有(you)很好(hao)的(de)化學不(bu)(bu)亂性(xing)(xing)(xing)。設(she)備便當(dang)，聯(lian)接可靠。