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)材(cai)(cai)(cai)使用(yong)(yong)方法遍(bian)及(ji)(ji)pp板(ban)(ban)材(cai)(cai)(cai)常識(shi)，pp板(ban)(ban)材(cai)(cai)(cai)的(de)(de)(de)特(te)征! pp板(ban)(ban)材(cai)(cai)(cai)具(ju)(ju)有(you)杰(jie)出的(de)(de)(de)焊(han)接功(gong)(gong)(gong)用(yong)(yong)，管(guan)(guan)(guan)(guan)材(cai)(cai)(cai)、管(guan)(guan)(guan)(guan)件(jian)可(ke)采用(yong)(yong)熱(re)熔和電(dian)熔聯(lian)接，設(she)(she)備便當，接頭可(ke)靠，其聯(lian)接部(bu)位的(de)(de)(de)強(qiang)(qiang)度(du)(du)(du)大于(yu)管(guan)(guan)(guan)(guan)材(cai)(cai)(cai)自(zi)身的(de)(de)(de)強(qiang)(qiang)度(du)(du)(du)。回(hui)收(shou)(shou)料(liao)(liao)用(yong)(yong)量(liang)(liang)不(bu)(bu)超越總量(liang)(liang)10%，不(bu)(bu)影(ying)響(xiang)產品質量(liang)(liang)。 pp板(ban)(ban)材(cai)(cai)(cai)除了具(ju)(ju)有(you)一般(ban)塑料(liao)(liao)管(guan)(guan)(guan)(guan)重量(liang)(liang)輕、耐(nai)(nai)侵蝕、不(bu)(bu)結垢(gou)、運用(yong)(yong)壽(shou)命長等特(te)征外，還具(ju)(ju)有(you)以下(xia)主(zhu)要(yao)特(te)征： 無(wu)毒、清洗(xi)。 PP-R管(guan)(guan)(guan)(guan)導熱(re)系數為0.21w/mk，僅為鋼(gang)管(guan)(guan)(guan)(guan)的(de)(de)(de)1/200。 PP-R的(de)(de)(de)材(cai)(cai)(cai)料(liao)(liao)分子只要(yao)碳、氫元(yuan)素，沒有(you)有(you)害有(you)毒的(de)(de)(de)元(yuan)素存在，清洗(xi)可(ke)靠，不(bu)(bu)只用(yong)(yong)于(yu)冷熱(re)水(shui)管(guan)(guan)(guan)(guan)道，還可(ke)用(yong)(yong)于(yu)貞潔飲(yin)用(yong)(yong)水(shui)系統。 保溫(wen)節能(neng)。物料(liao)(liao)可(ke)回(hui)收(shou)(shou)運用(yong)(yong)。 PP-R廢(fei)(fei)物經清洗(xi)、破碎后(hou)回(hui)收(shou)(shou)運用(yong)(yong)于(yu)管(guan)(guan)(guan)(guan)材(cai)(cai)(cai)、管(guan)(guan)(guan)(guan)件(jian)出產。 pp板(ban)(ban)材(cai)(cai)(cai)特(te)征：具(ju)(ju)有(you)高剛度(du)(du)(du),高硬度(du)(du)(du)和高強(qiang)(qiang)度(du)(du)(du),但(dan)缺口(kou)抗(kang)沖(chong)擊(ji)韌一般(ban).PP 材(cai)(cai)(cai)料(liao)(liao)能(neng)接受張拉應(ying)力并易焊(han)接.低溫(wen)時變脆,化(hua)學不(bu)(bu)亂(luan)(luan)性(xing)(xing)和電(dian)氣功(gong)(gong)(gong)用(yong)(yong)優異.工(gong)作(zuo)溫(wen)度(du)(du)(du)從0度(du)(du)(du)到100度(du)(du)(du).特(te)性(xing)(xing)：密(mi)度(du)(du)(du)低;耐(nai)(nai)熱(re),不(bu)(bu)變形(xing);高剛度(du)(du)(du);高表(biao)面強(qiang)(qiang)度(du)(du)(du);化(hua)學不(bu)(bu)亂(luan)(luan)性(xing)(xing)好;無(wu)毒無(wu)害; 運用(yong)(yong)： 泵閥部(bu)件(jian),飲(yin)用(yong)(yong)水(shui)污水(shui)管(guan)(guan)(guan)(guan)道,密(mi)封件(jian),噴(pen)涂(tu)載體(ti),耐(nai)(nai)侵蝕槽、桶,耐(nai)(nai)酸(suan)堿(jian)工(gong)業用(yong)(yong),廢(fei)(fei)水(shui),廢(fei)(fei)氣排放設(she)(she)備用(yong)(yong),洗(xi)刷塔,無(wu)塵室(shi),半導體(ti)廠及(ji)(ji)其相關工(gong)業之設(she)(she)備和機器(qi),食物機械及(ji)(ji)斬板(ban)(ban),電(dian)鍍工(gong)藝,玩具(ju)(ju)部(bu)件(jian),牙醫用(yong)(yong)導管(guan)(guan)(guan)(guan),廣(guang)泛(fan)用(yong)(yong)于(yu)化(hua)工(gong),機械,電(dian)器(qi)及(ji)(ji)電(dian)子工(gong)業等規劃材(cai)(cai)(cai)料(liao)(liao). 尺(chi)度(du)(du)(du)： 板(ban)(ban)材(cai)(cai)(cai)：厚x寬x長=2 pp板(ban)(ban)材(cai)(cai)(cai)具(ju)(ju)有(you)強(qiang)(qiang)度(du)(du)(du)高、耐(nai)(nai)溫(wen)、防腐功(gong)(gong)(gong)用(yong)(yong)好、可(ke)進(jin)行(xing)填(tian)充、增(zeng)強(qiang)(qiang)、增(zeng)韌、增(zeng)剛、阻燃、改(gai)性(xing)(xing),表(biao)面可(ke)壓花、磨砂. pp塑料(liao)(liao)板(ban)(ban)特(te)征耐(nai)(nai)熱(re)性(xing)(xing)好、電(dian)絕緣功(gong)(gong)(gong)用(yong)(yong)可(ke)靠、無(wu)毒、機械強(qiang)(qiang)度(du)(du)(du)高，具(ju)(ju)有(you)很好的(de)(de)(de)化(hua)學不(bu)(bu)亂(luan)(luan)性(xing)(xing)。設(she)(she)備便當，聯(lian)接可(ke)靠。