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)使用(yong)(yong)(yong)(yong)方法(fa)遍及(ji)pp板(ban)(ban)材(cai)常識，pp板(ban)(ban)材(cai)的(de)(de)特(te)(te)征! pp板(ban)(ban)材(cai)具(ju)(ju)(ju)有杰出的(de)(de)焊(han)接(jie)(jie)功(gong)用(yong)(yong)(yong)(yong)，管(guan)(guan)(guan)(guan)材(cai)、管(guan)(guan)(guan)(guan)件可(ke)(ke)(ke)(ke)(ke)采用(yong)(yong)(yong)(yong)熱熔和(he)電熔聯接(jie)(jie)，設備(bei)(bei)便當，接(jie)(jie)頭可(ke)(ke)(ke)(ke)(ke)靠(kao)，其聯接(jie)(jie)部位的(de)(de)強度(du)(du)(du)(du)(du)大于管(guan)(guan)(guan)(guan)材(cai)自身的(de)(de)強度(du)(du)(du)(du)(du)。回收(shou)料(liao)(liao)(liao)(liao)用(yong)(yong)(yong)(yong)量(liang)不(bu)超越總量(liang)10%，不(bu)影響產品質量(liang)。 pp板(ban)(ban)材(cai)除了具(ju)(ju)(ju)有一般(ban)(ban)塑料(liao)(liao)(liao)(liao)管(guan)(guan)(guan)(guan)重量(liang)輕(qing)、耐(nai)(nai)侵(qin)蝕、不(bu)結垢、運(yun)(yun)用(yong)(yong)(yong)(yong)壽命長等特(te)(te)征外，還具(ju)(ju)(ju)有以下(xia)主要(yao)特(te)(te)征： 無(wu)毒(du)、清洗(xi)。 PP-R管(guan)(guan)(guan)(guan)導熱系數為0.21w/mk，僅(jin)為鋼管(guan)(guan)(guan)(guan)的(de)(de)1/200。 PP-R的(de)(de)材(cai)料(liao)(liao)(liao)(liao)分子(zi)只(zhi)要(yao)碳、氫元(yuan)素，沒有有害有毒(du)的(de)(de)元(yuan)素存在，清洗(xi)可(ke)(ke)(ke)(ke)(ke)靠(kao)，不(bu)只(zhi)用(yong)(yong)(yong)(yong)于冷熱水(shui)管(guan)(guan)(guan)(guan)道，還可(ke)(ke)(ke)(ke)(ke)用(yong)(yong)(yong)(yong)于貞(zhen)潔飲用(yong)(yong)(yong)(yong)水(shui)系統。 保溫節能(neng)。物(wu)(wu)料(liao)(liao)(liao)(liao)可(ke)(ke)(ke)(ke)(ke)回收(shou)運(yun)(yun)用(yong)(yong)(yong)(yong)。 PP-R廢(fei)物(wu)(wu)經清洗(xi)、破碎(sui)后回收(shou)運(yun)(yun)用(yong)(yong)(yong)(yong)于管(guan)(guan)(guan)(guan)材(cai)、管(guan)(guan)(guan)(guan)件出產。 pp板(ban)(ban)材(cai)特(te)(te)征：具(ju)(ju)(ju)有高(gao)剛(gang)度(du)(du)(du)(du)(du),高(gao)硬度(du)(du)(du)(du)(du)和(he)高(gao)強度(du)(du)(du)(du)(du),但缺口抗沖擊韌一般(ban)(ban).PP 材(cai)料(liao)(liao)(liao)(liao)能(neng)接(jie)(jie)受張(zhang)拉應力并易焊(han)接(jie)(jie).低溫時變脆,化(hua)學不(bu)亂性(xing)(xing)和(he)電氣(qi)(qi)功(gong)用(yong)(yong)(yong)(yong)優異.工作溫度(du)(du)(du)(du)(du)從0度(du)(du)(du)(du)(du)到(dao)100度(du)(du)(du)(du)(du).特(te)(te)性(xing)(xing)：密度(du)(du)(du)(du)(du)低;耐(nai)(nai)熱,不(bu)變形(xing);高(gao)剛(gang)度(du)(du)(du)(du)(du);高(gao)表面強度(du)(du)(du)(du)(du);化(hua)學不(bu)亂性(xing)(xing)好(hao);無(wu)毒(du)無(wu)害; 運(yun)(yun)用(yong)(yong)(yong)(yong)： 泵閥部件,飲用(yong)(yong)(yong)(yong)水(shui)污水(shui)管(guan)(guan)(guan)(guan)道,密封件,噴涂載體(ti),耐(nai)(nai)侵(qin)蝕槽(cao)、桶,耐(nai)(nai)酸(suan)堿工業用(yong)(yong)(yong)(yong),廢(fei)水(shui),廢(fei)氣(qi)(qi)排放設備(bei)(bei)用(yong)(yong)(yong)(yong),洗(xi)刷(shua)塔,無(wu)塵室,半導體(ti)廠(chang)及(ji)其相關工業之設備(bei)(bei)和(he)機器,食物(wu)(wu)機械(xie)及(ji)斬板(ban)(ban),電鍍(du)工藝,玩具(ju)(ju)(ju)部件,牙醫用(yong)(yong)(yong)(yong)導管(guan)(guan)(guan)(guan),廣泛用(yong)(yong)(yong)(yong)于化(hua)工,機械(xie),電器及(ji)電子(zi)工業等規劃(hua)材(cai)料(liao)(liao)(liao)(liao). 尺(chi)度(du)(du)(du)(du)(du)： 板(ban)(ban)材(cai)：厚x寬x長=2 pp板(ban)(ban)材(cai)具(ju)(ju)(ju)有強度(du)(du)(du)(du)(du)高(gao)、耐(nai)(nai)溫、防腐功(gong)用(yong)(yong)(yong)(yong)好(hao)、可(ke)(ke)(ke)(ke)(ke)進行填充、增強、增韌、增剛(gang)、阻燃、改性(xing)(xing),表面可(ke)(ke)(ke)(ke)(ke)壓花、磨砂(sha). pp塑料(liao)(liao)(liao)(liao)板(ban)(ban)特(te)(te)征耐(nai)(nai)熱性(xing)(xing)好(hao)、電絕緣功(gong)用(yong)(yong)(yong)(yong)可(ke)(ke)(ke)(ke)(ke)靠(kao)、無(wu)毒(du)、機械(xie)強度(du)(du)(du)(du)(du)高(gao)，具(ju)(ju)(ju)有很(hen)好(hao)的(de)(de)化(hua)學不(bu)亂性(xing)(xing)。設備(bei)(bei)便當，聯接(jie)(jie)可(ke)(ke)(ke)(ke)(ke)靠(kao)。