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)(ban)材(cai)(cai)(cai)(cai)使用(yong)(yong)(yong)(yong)(yong)方法遍及(ji)pp板(ban)(ban)(ban)(ban)材(cai)(cai)(cai)(cai)常識(shi)，pp板(ban)(ban)(ban)(ban)材(cai)(cai)(cai)(cai)的(de)(de)特(te)征(zheng)(zheng)! pp板(ban)(ban)(ban)(ban)材(cai)(cai)(cai)(cai)具(ju)有(you)杰出的(de)(de)焊接(jie)(jie)功(gong)用(yong)(yong)(yong)(yong)(yong)，管(guan)(guan)(guan)(guan)材(cai)(cai)(cai)(cai)、管(guan)(guan)(guan)(guan)件(jian)可采用(yong)(yong)(yong)(yong)(yong)熱(re)熔(rong)和(he)(he)電(dian)熔(rong)聯(lian)接(jie)(jie)，設(she)備便(bian)當(dang)(dang)，接(jie)(jie)頭可靠，其聯(lian)接(jie)(jie)部位的(de)(de)強度(du)(du)(du)(du)大于(yu)管(guan)(guan)(guan)(guan)材(cai)(cai)(cai)(cai)自身的(de)(de)強度(du)(du)(du)(du)。回(hui)收(shou)料(liao)用(yong)(yong)(yong)(yong)(yong)量(liang)(liang)不(bu)(bu)(bu)超越總(zong)量(liang)(liang)10%，不(bu)(bu)(bu)影響產(chan)品(pin)質量(liang)(liang)。 pp板(ban)(ban)(ban)(ban)材(cai)(cai)(cai)(cai)除了具(ju)有(you)一般(ban)塑(su)料(liao)管(guan)(guan)(guan)(guan)重量(liang)(liang)輕、耐(nai)(nai)侵蝕、不(bu)(bu)(bu)結(jie)垢、運(yun)(yun)用(yong)(yong)(yong)(yong)(yong)壽命長等特(te)征(zheng)(zheng)外(wai)，還具(ju)有(you)以下(xia)主(zhu)要(yao)特(te)征(zheng)(zheng)： 無(wu)毒、清洗。 PP-R管(guan)(guan)(guan)(guan)導(dao)(dao)熱(re)系(xi)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)(cai)(cai)(cai)料(liao)分子(zi)只要(yao)碳(tan)、氫(qing)元(yuan)素(su)，沒有(you)有(you)害(hai)(hai)有(you)毒的(de)(de)元(yuan)素(su)存在，清洗可靠，不(bu)(bu)(bu)只用(yong)(yong)(yong)(yong)(yong)于(yu)冷熱(re)水(shui)(shui)管(guan)(guan)(guan)(guan)道(dao)，還可用(yong)(yong)(yong)(yong)(yong)于(yu)貞(zhen)潔飲用(yong)(yong)(yong)(yong)(yong)水(shui)(shui)系(xi)統。 保溫(wen)節能。物料(liao)可回(hui)收(shou)運(yun)(yun)用(yong)(yong)(yong)(yong)(yong)。 PP-R廢(fei)物經清洗、破碎(sui)后回(hui)收(shou)運(yun)(yun)用(yong)(yong)(yong)(yong)(yong)于(yu)管(guan)(guan)(guan)(guan)材(cai)(cai)(cai)(cai)、管(guan)(guan)(guan)(guan)件(jian)出產(chan)。 pp板(ban)(ban)(ban)(ban)材(cai)(cai)(cai)(cai)特(te)征(zheng)(zheng)：具(ju)有(you)高(gao)剛(gang)度(du)(du)(du)(du),高(gao)硬(ying)度(du)(du)(du)(du)和(he)(he)高(gao)強度(du)(du)(du)(du),但缺(que)口(kou)抗(kang)沖(chong)擊韌(ren)(ren)一般(ban).PP 材(cai)(cai)(cai)(cai)料(liao)能接(jie)(jie)受張拉(la)應力(li)并(bing)易(yi)焊接(jie)(jie).低溫(wen)時變脆(cui),化(hua)學不(bu)(bu)(bu)亂性和(he)(he)電(dian)氣功(gong)用(yong)(yong)(yong)(yong)(yong)優異.工(gong)(gong)作溫(wen)度(du)(du)(du)(du)從0度(du)(du)(du)(du)到(dao)100度(du)(du)(du)(du).特(te)性：密度(du)(du)(du)(du)低;耐(nai)(nai)熱(re),不(bu)(bu)(bu)變形;高(gao)剛(gang)度(du)(du)(du)(du);高(gao)表面強度(du)(du)(du)(du);化(hua)學不(bu)(bu)(bu)亂性好(hao);無(wu)毒無(wu)害(hai)(hai); 運(yun)(yun)用(yong)(yong)(yong)(yong)(yong)： 泵閥部件(jian),飲用(yong)(yong)(yong)(yong)(yong)水(shui)(shui)污水(shui)(shui)管(guan)(guan)(guan)(guan)道(dao),密封(feng)件(jian),噴(pen)涂載體,耐(nai)(nai)侵蝕槽、桶,耐(nai)(nai)酸堿工(gong)(gong)業(ye)用(yong)(yong)(yong)(yong)(yong),廢(fei)水(shui)(shui),廢(fei)氣排(pai)放設(she)備用(yong)(yong)(yong)(yong)(yong),洗刷塔,無(wu)塵室,半(ban)導(dao)(dao)體廠及(ji)其相(xiang)關工(gong)(gong)業(ye)之設(she)備和(he)(he)機(ji)器,食(shi)物機(ji)械(xie)及(ji)斬(zhan)板(ban)(ban)(ban)(ban),電(dian)鍍工(gong)(gong)藝,玩(wan)具(ju)部件(jian),牙醫用(yong)(yong)(yong)(yong)(yong)導(dao)(dao)管(guan)(guan)(guan)(guan),廣泛用(yong)(yong)(yong)(yong)(yong)于(yu)化(hua)工(gong)(gong),機(ji)械(xie),電(dian)器及(ji)電(dian)子(zi)工(gong)(gong)業(ye)等規劃材(cai)(cai)(cai)(cai)料(liao). 尺度(du)(du)(du)(du)： 板(ban)(ban)(ban)(ban)材(cai)(cai)(cai)(cai)：厚x寬x長=2 pp板(ban)(ban)(ban)(ban)材(cai)(cai)(cai)(cai)具(ju)有(you)強度(du)(du)(du)(du)高(gao)、耐(nai)(nai)溫(wen)、防腐功(gong)用(yong)(yong)(yong)(yong)(yong)好(hao)、可進行(xing)填充、增(zeng)強、增(zeng)韌(ren)(ren)、增(zeng)剛(gang)、阻燃(ran)、改性,表面可壓花、磨砂. pp塑(su)料(liao)板(ban)(ban)(ban)(ban)特(te)征(zheng)(zheng)耐(nai)(nai)熱(re)性好(hao)、電(dian)絕緣功(gong)用(yong)(yong)(yong)(yong)(yong)可靠、無(wu)毒、機(ji)械(xie)強度(du)(du)(du)(du)高(gao)，具(ju)有(you)很(hen)好(hao)的(de)(de)化(hua)學不(bu)(bu)(bu)亂性。設(she)備便(bian)當(dang)(dang)，聯(lian)接(jie)(jie)可靠。