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)材(cai)(cai)(cai)(cai)使用(yong)(yong)(yong)(yong)(yong)(yong)方法遍及pp板(ban)材(cai)(cai)(cai)(cai)常識，pp板(ban)材(cai)(cai)(cai)(cai)的特(te)(te)征! pp板(ban)材(cai)(cai)(cai)(cai)具(ju)(ju)有(you)杰出的焊(han)接功(gong)(gong)用(yong)(yong)(yong)(yong)(yong)(yong)，管(guan)材(cai)(cai)(cai)(cai)、管(guan)件(jian)(jian)可(ke)(ke)(ke)采用(yong)(yong)(yong)(yong)(yong)(yong)熱(re)熔和電熔聯接，設(she)備便當，接頭可(ke)(ke)(ke)靠，其聯接部位的強度(du)(du)大(da)于(yu)管(guan)材(cai)(cai)(cai)(cai)自(zi)身的強度(du)(du)。回收(shou)料(liao)用(yong)(yong)(yong)(yong)(yong)(yong)量(liang)(liang)不(bu)(bu)超越總量(liang)(liang)10%，不(bu)(bu)影響產(chan)(chan)品質量(liang)(liang)。 pp板(ban)材(cai)(cai)(cai)(cai)除了具(ju)(ju)有(you)一(yi)般(ban)塑料(liao)管(guan)重量(liang)(liang)輕、耐(nai)(nai)(nai)侵蝕、不(bu)(bu)結垢(gou)、運用(yong)(yong)(yong)(yong)(yong)(yong)壽命長(chang)等特(te)(te)征外(wai)，還(huan)具(ju)(ju)有(you)以下主要(yao)特(te)(te)征： 無(wu)毒、清(qing)(qing)洗。 PP-R管(guan)導(dao)熱(re)系數為(wei)0.21w/mk，僅為(wei)鋼(gang)管(guan)的1/200。 PP-R的材(cai)(cai)(cai)(cai)料(liao)分(fen)子(zi)只要(yao)碳、氫(qing)元(yuan)素，沒(mei)有(you)有(you)害有(you)毒的元(yuan)素存在，清(qing)(qing)洗可(ke)(ke)(ke)靠，不(bu)(bu)只用(yong)(yong)(yong)(yong)(yong)(yong)于(yu)冷熱(re)水(shui)管(guan)道，還(huan)可(ke)(ke)(ke)用(yong)(yong)(yong)(yong)(yong)(yong)于(yu)貞(zhen)潔飲(yin)用(yong)(yong)(yong)(yong)(yong)(yong)水(shui)系統。 保溫(wen)(wen)節(jie)能。物料(liao)可(ke)(ke)(ke)回收(shou)運用(yong)(yong)(yong)(yong)(yong)(yong)。 PP-R廢物經清(qing)(qing)洗、破(po)碎后回收(shou)運用(yong)(yong)(yong)(yong)(yong)(yong)于(yu)管(guan)材(cai)(cai)(cai)(cai)、管(guan)件(jian)(jian)出產(chan)(chan)。 pp板(ban)材(cai)(cai)(cai)(cai)特(te)(te)征：具(ju)(ju)有(you)高(gao)(gao)剛(gang)度(du)(du),高(gao)(gao)硬度(du)(du)和高(gao)(gao)強度(du)(du),但缺口抗沖擊(ji)韌(ren)一(yi)般(ban).PP 材(cai)(cai)(cai)(cai)料(liao)能接受張拉應力并易焊(han)接.低(di)溫(wen)(wen)時變(bian)脆,化學不(bu)(bu)亂性(xing)(xing)和電氣(qi)功(gong)(gong)用(yong)(yong)(yong)(yong)(yong)(yong)優異.工(gong)作溫(wen)(wen)度(du)(du)從0度(du)(du)到100度(du)(du).特(te)(te)性(xing)(xing)：密(mi)度(du)(du)低(di);耐(nai)(nai)(nai)熱(re),不(bu)(bu)變(bian)形;高(gao)(gao)剛(gang)度(du)(du);高(gao)(gao)表面強度(du)(du);化學不(bu)(bu)亂性(xing)(xing)好(hao);無(wu)毒無(wu)害; 運用(yong)(yong)(yong)(yong)(yong)(yong)： 泵閥部件(jian)(jian),飲(yin)用(yong)(yong)(yong)(yong)(yong)(yong)水(shui)污水(shui)管(guan)道,密(mi)封件(jian)(jian),噴涂(tu)載體,耐(nai)(nai)(nai)侵蝕槽、桶,耐(nai)(nai)(nai)酸堿工(gong)業(ye)用(yong)(yong)(yong)(yong)(yong)(yong),廢水(shui),廢氣(qi)排(pai)放設(she)備用(yong)(yong)(yong)(yong)(yong)(yong),洗刷(shua)塔,無(wu)塵室(shi),半導(dao)體廠及其相(xiang)關(guan)工(gong)業(ye)之設(she)備和機(ji)器,食(shi)物機(ji)械及斬板(ban),電鍍工(gong)藝,玩具(ju)(ju)部件(jian)(jian),牙醫用(yong)(yong)(yong)(yong)(yong)(yong)導(dao)管(guan),廣(guang)泛用(yong)(yong)(yong)(yong)(yong)(yong)于(yu)化工(gong),機(ji)械,電器及電子(zi)工(gong)業(ye)等規劃材(cai)(cai)(cai)(cai)料(liao). 尺度(du)(du)： 板(ban)材(cai)(cai)(cai)(cai)：厚x寬x長(chang)=2 pp板(ban)材(cai)(cai)(cai)(cai)具(ju)(ju)有(you)強度(du)(du)高(gao)(gao)、耐(nai)(nai)(nai)溫(wen)(wen)、防(fang)腐功(gong)(gong)用(yong)(yong)(yong)(yong)(yong)(yong)好(hao)、可(ke)(ke)(ke)進行填充、增(zeng)(zeng)強、增(zeng)(zeng)韌(ren)、增(zeng)(zeng)剛(gang)、阻燃、改性(xing)(xing),表面可(ke)(ke)(ke)壓花、磨砂. pp塑料(liao)板(ban)特(te)(te)征耐(nai)(nai)(nai)熱(re)性(xing)(xing)好(hao)、電絕緣功(gong)(gong)用(yong)(yong)(yong)(yong)(yong)(yong)可(ke)(ke)(ke)靠、無(wu)毒、機(ji)械強度(du)(du)高(gao)(gao)，具(ju)(ju)有(you)很好(hao)的化學不(bu)(bu)亂性(xing)(xing)。設(she)備便當，聯接可(ke)(ke)(ke)靠。