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)使用(yong)(yong)方法(fa)遍及(ji)(ji)pp板(ban)材(cai)(cai)(cai)常識，pp板(ban)材(cai)(cai)(cai)的(de)特(te)征(zheng)(zheng)! pp板(ban)材(cai)(cai)(cai)具(ju)(ju)有(you)杰出(chu)的(de)焊接(jie)功(gong)用(yong)(yong)，管材(cai)(cai)(cai)、管件(jian)可(ke)(ke)采用(yong)(yong)熱(re)熔(rong)和(he)(he)電(dian)熔(rong)聯接(jie)，設(she)備(bei)便當，接(jie)頭可(ke)(ke)靠(kao)，其聯接(jie)部位(wei)的(de)強度大(da)于管材(cai)(cai)(cai)自(zi)身的(de)強度。回收(shou)料(liao)(liao)用(yong)(yong)量(liang)(liang)(liang)不超越總量(liang)(liang)(liang)10%，不影響產品質量(liang)(liang)(liang)。 pp板(ban)材(cai)(cai)(cai)除(chu)了具(ju)(ju)有(you)一般塑料(liao)(liao)管重量(liang)(liang)(liang)輕、耐(nai)(nai)侵蝕、不結垢(gou)、運(yun)用(yong)(yong)壽(shou)命(ming)長等特(te)征(zheng)(zheng)外，還(huan)具(ju)(ju)有(you)以下(xia)主要特(te)征(zheng)(zheng)： 無毒(du)、清洗。 PP-R管導(dao)熱(re)系(xi)數為(wei)0.21w/mk，僅(jin)為(wei)鋼管的(de)1/200。 PP-R的(de)材(cai)(cai)(cai)料(liao)(liao)分子(zi)只(zhi)(zhi)要碳、氫(qing)元素，沒有(you)有(you)害有(you)毒(du)的(de)元素存在，清洗可(ke)(ke)靠(kao)，不只(zhi)(zhi)用(yong)(yong)于冷熱(re)水管道，還(huan)可(ke)(ke)用(yong)(yong)于貞潔(jie)飲用(yong)(yong)水系(xi)統。 保溫(wen)(wen)節能(neng)。物(wu)料(liao)(liao)可(ke)(ke)回收(shou)運(yun)用(yong)(yong)。 PP-R廢物(wu)經(jing)清洗、破碎后回收(shou)運(yun)用(yong)(yong)于管材(cai)(cai)(cai)、管件(jian)出(chu)產。 pp板(ban)材(cai)(cai)(cai)特(te)征(zheng)(zheng)：具(ju)(ju)有(you)高(gao)(gao)剛(gang)度,高(gao)(gao)硬度和(he)(he)高(gao)(gao)強度,但缺口抗沖擊韌一般.PP 材(cai)(cai)(cai)料(liao)(liao)能(neng)接(jie)受(shou)張拉應力并易焊接(jie).低(di)溫(wen)(wen)時變脆,化學不亂(luan)性(xing)(xing)和(he)(he)電(dian)氣功(gong)用(yong)(yong)優異.工(gong)(gong)作溫(wen)(wen)度從0度到100度.特(te)性(xing)(xing)：密度低(di);耐(nai)(nai)熱(re),不變形;高(gao)(gao)剛(gang)度;高(gao)(gao)表面強度;化學不亂(luan)性(xing)(xing)好;無毒(du)無害; 運(yun)用(yong)(yong)： 泵閥部件(jian),飲用(yong)(yong)水污水管道,密封件(jian),噴涂載體,耐(nai)(nai)侵蝕槽(cao)、桶,耐(nai)(nai)酸堿工(gong)(gong)業(ye)用(yong)(yong),廢水,廢氣排放設(she)備(bei)用(yong)(yong),洗刷塔,無塵室,半導(dao)體廠及(ji)(ji)其相關工(gong)(gong)業(ye)之設(she)備(bei)和(he)(he)機(ji)器,食物(wu)機(ji)械及(ji)(ji)斬板(ban),電(dian)鍍工(gong)(gong)藝(yi),玩具(ju)(ju)部件(jian),牙醫用(yong)(yong)導(dao)管,廣泛用(yong)(yong)于化工(gong)(gong),機(ji)械,電(dian)器及(ji)(ji)電(dian)子(zi)工(gong)(gong)業(ye)等規劃材(cai)(cai)(cai)料(liao)(liao). 尺度： 板(ban)材(cai)(cai)(cai)：厚x寬x長=2 pp板(ban)材(cai)(cai)(cai)具(ju)(ju)有(you)強度高(gao)(gao)、耐(nai)(nai)溫(wen)(wen)、防腐功(gong)用(yong)(yong)好、可(ke)(ke)進行填充(chong)、增(zeng)(zeng)強、增(zeng)(zeng)韌、增(zeng)(zeng)剛(gang)、阻(zu)燃、改性(xing)(xing),表面可(ke)(ke)壓(ya)花、磨砂(sha). pp塑料(liao)(liao)板(ban)特(te)征(zheng)(zheng)耐(nai)(nai)熱(re)性(xing)(xing)好、電(dian)絕(jue)緣功(gong)用(yong)(yong)可(ke)(ke)靠(kao)、無毒(du)、機(ji)械強度高(gao)(gao)，具(ju)(ju)有(you)很好的(de)化學不亂(luan)性(xing)(xing)。設(she)備(bei)便當，聯接(jie)可(ke)(ke)靠(kao)。