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)材使用(yong)(yong)(yong)(yong)(yong)(yong)(yong)方法(fa)遍及pp板(ban)(ban)材常識(shi)，pp板(ban)(ban)材的(de)特(te)(te)征(zheng)! pp板(ban)(ban)材具有(you)杰出(chu)的(de)焊(han)接(jie)(jie)功(gong)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)，管(guan)材、管(guan)件(jian)可(ke)(ke)(ke)(ke)采用(yong)(yong)(yong)(yong)(yong)(yong)(yong)熱熔(rong)和(he)(he)(he)電熔(rong)聯接(jie)(jie)，設備(bei)便當，接(jie)(jie)頭可(ke)(ke)(ke)(ke)靠，其聯接(jie)(jie)部位的(de)強(qiang)度(du)(du)(du)大于管(guan)材自身的(de)強(qiang)度(du)(du)(du)。回收料(liao)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)量不(bu)超越總量10%，不(bu)影(ying)響(xiang)產品(pin)質量。 pp板(ban)(ban)材除(chu)了具有(you)一般塑(su)料(liao)管(guan)重量輕、耐侵蝕、不(bu)結垢(gou)、運(yun)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)壽命長等(deng)特(te)(te)征(zheng)外，還具有(you)以下主要特(te)(te)征(zheng)： 無(wu)毒(du)(du)、清洗。 PP-R管(guan)導(dao)(dao)熱系數為(wei)0.21w/mk，僅為(wei)鋼管(guan)的(de)1/200。 PP-R的(de)材料(liao)分(fen)子(zi)只(zhi)要碳(tan)、氫(qing)元(yuan)(yuan)素，沒有(you)有(you)害有(you)毒(du)(du)的(de)元(yuan)(yuan)素存在，清洗可(ke)(ke)(ke)(ke)靠，不(bu)只(zhi)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)于冷熱水管(guan)道，還可(ke)(ke)(ke)(ke)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)于貞潔飲(yin)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)水系統(tong)。 保溫(wen)(wen)(wen)節能(neng)。物(wu)料(liao)可(ke)(ke)(ke)(ke)回收運(yun)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)。 PP-R廢物(wu)經清洗、破碎(sui)后(hou)回收運(yun)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)于管(guan)材、管(guan)件(jian)出(chu)產。 pp板(ban)(ban)材特(te)(te)征(zheng)：具有(you)高剛度(du)(du)(du),高硬(ying)度(du)(du)(du)和(he)(he)(he)高強(qiang)度(du)(du)(du),但缺(que)口抗沖擊(ji)韌一般.PP 材料(liao)能(neng)接(jie)(jie)受張(zhang)拉應(ying)力并易焊(han)接(jie)(jie).低溫(wen)(wen)(wen)時變(bian)脆,化(hua)(hua)學(xue)(xue)不(bu)亂(luan)(luan)性(xing)和(he)(he)(he)電氣功(gong)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)優(you)異.工作溫(wen)(wen)(wen)度(du)(du)(du)從0度(du)(du)(du)到100度(du)(du)(du).特(te)(te)性(xing)：密(mi)度(du)(du)(du)低;耐熱,不(bu)變(bian)形;高剛度(du)(du)(du);高表面強(qiang)度(du)(du)(du);化(hua)(hua)學(xue)(xue)不(bu)亂(luan)(luan)性(xing)好(hao);無(wu)毒(du)(du)無(wu)害; 運(yun)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)： 泵閥部件(jian),飲(yin)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)水污(wu)水管(guan)道,密(mi)封(feng)件(jian),噴涂載體,耐侵蝕槽、桶,耐酸堿(jian)工業用(yong)(yong)(yong)(yong)(yong)(yong)(yong),廢水,廢氣排放設備(bei)用(yong)(yong)(yong)(yong)(yong)(yong)(yong),洗刷(shua)塔,無(wu)塵室,半導(dao)(dao)體廠及其相關工業之設備(bei)和(he)(he)(he)機器,食物(wu)機械(xie)及斬板(ban)(ban),電鍍工藝,玩具部件(jian),牙醫用(yong)(yong)(yong)(yong)(yong)(yong)(yong)導(dao)(dao)管(guan),廣泛用(yong)(yong)(yong)(yong)(yong)(yong)(yong)于化(hua)(hua)工,機械(xie),電器及電子(zi)工業等(deng)規劃材料(liao). 尺度(du)(du)(du)： 板(ban)(ban)材：厚x寬x長=2 pp板(ban)(ban)材具有(you)強(qiang)度(du)(du)(du)高、耐溫(wen)(wen)(wen)、防腐功(gong)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)好(hao)、可(ke)(ke)(ke)(ke)進行填充、增(zeng)強(qiang)、增(zeng)韌、增(zeng)剛、阻(zu)燃、改性(xing),表面可(ke)(ke)(ke)(ke)壓花、磨砂. pp塑(su)料(liao)板(ban)(ban)特(te)(te)征(zheng)耐熱性(xing)好(hao)、電絕緣功(gong)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)可(ke)(ke)(ke)(ke)靠、無(wu)毒(du)(du)、機械(xie)強(qiang)度(du)(du)(du)高，具有(you)很好(hao)的(de)化(hua)(hua)學(xue)(xue)不(bu)亂(luan)(luan)性(xing)。設備(bei)便當，聯接(jie)(jie)可(ke)(ke)(ke)(ke)靠。