高(gao)密度(du)聚乙烯(xi),英文名稱(cheng)為“HighDensityPolyethylene”,簡稱(cheng)為“HDPE”。HDPE是一種(zhong)結晶度(du)高(gao)、非極性(xing)的(de)(de)熱塑性(xing)樹脂。原態HDPE的(de)(de)外(wai)表呈乳白色(se),在微薄(bo)截面呈一定程(cheng)度(du)的(de)(de)半透明狀。PE具(ju)有優(you)良(liang)的(de)(de)耐(nai)大多數生(sheng)活和(he)工業(ye)用化學(xue)品的(de)(de)特性(xing)。某些種(zhong)類的(de)(de)化學(xue)品會產生(sheng)化學(xue)腐蝕,例如腐蝕性(xing)氧(yang)化劑(濃硝(xiao)酸),芳香烴(jing)(jing)(二甲苯)和(he)鹵化烴(jing)(jing)(四氯化碳)。該(gai)聚合物不(bu)吸(xi)濕并具(ju)有好的(de)(de)防水蒸汽性(xing),可用于(yu)(yu)包(bao)裝用途。HDPE具(ju)有很好的(de)(de)電性(xing)能(neng),特別是絕緣介電強度(du)高(gao),使其很適用于(yu)(yu)電線電纜(lan)。中到高(gao)分(fen)子量(liang)等級具(ju)有極好的(de)(de)抗沖擊性(xing),在常溫在-40F低(di)溫度(du)下(xia)均(jun)如此。
PE100管材規格 | ||||||||
公稱 外徑 dn mm | SDR41 | SDR33 | SDR26 | SDR21 | SDR17 | SDR13.6 | SDR11 | SDR9 |
公稱壓力PN,Mpa | ||||||||
0.4 | 0.5 | 0.6 | 0.8 | 1 | 1.25 | 1.6 | 2 | |
公稱 | 公稱 | 公稱 | 公稱 | 公稱 | 公稱 | 公稱 | 公稱 | |
壁厚 | 壁厚 | 壁厚 | 壁厚 | 壁厚 | 壁厚 | 壁厚 | 壁厚 | |
16 | 2.3 | |||||||
20 | 2.3 | 2.3 | ||||||
25 | 2.3 | 2.3 | 3 | |||||
32 | 2.3 | 2.4 | 3 | 3.6 | ||||
40 | 2.3 | 2.4 | 3 | 3.7 | 4.5 | |||
50 | 2.3 | 2.4 | 3 | 3.7 | 4.6 | 5.6 | ||
63 | 2.5 | 3 | 3.8 | 4.7 | 5.8 | 7.1 | ||
75 | 2.9 | 3.6 | 4.5 | 5.6 | 6.8 | 8.4 | ||
90 | 3.5 | 4.3 | 5.4 | 6.7 | 8.2 | 10.1 | ||
110 | 4.2 | 5.3 | 6.6 | 8.1 | 10 | 12.3 | ||
125 | 4.8 | 6 | 7.4 | 9.2 | 11.4 | 14 | ||
140 | 5.4 | 6.7 | 8.3 | 10.3 | 12.7 | 15.7 | ||
160 | 6.2 | 7.7 | 9.5 | 11.8 | 14.6 | 17.9 | ||
180 | 6.9 | 8.6 | 10.7 | 13.3 | 16.4 | 20.1 | ||
200 | 7.7 | 9.6 | 11.9 | 14.7 | 18.2 | 22.4 | ||
225 | 8.6 | 10.8 | 13.4 | 16.6 | 20.5 | 25.2 | ||
250 | 9.6 | 11.9 | 14.8 | 18.4 | 22.7 | 27.9 | ||
280 | 10.7 | 13.4 | 16.6 | 20.6 | 25.4 | 31.3 | ||
315 | 7.7 | 9.7 | 12.1 | 15 | 18.7 | 23.2 | 28.6 | 35.2 |
355 | 8.7 | 10.9 | 13.6 | 16.9 | 21.1 | 26.1 | 32.2 | 39.7 |
400 | 9.8 | 12.3 | 15.3 | 19.1 | 23.7 | 29.4 | 36.3 | 44.7 |
450 | 11 | 13.8 | 17.2 | 21.5 | 26.7 | 33.1 | 40.9 | 50.3 |
500 | 12.3 | 15.3 | 19.1 | 23.9 | 29.7 | 36.8 | 45.4 | 55.8 |
560 | 13.7 | 17.2 | 21.4 | 26.7 | 33.2 | 41.2 | 50.8 | 62.5 |
630 | 15.4 | 10.3 | 24.1 | 30 | 37.4 | 46.3 | 57.2 | 70.3 |
710 | 17.4 | 21.8 | 27.2 | 33.9 | 42.1 | 52.2 | 64.5 | 79.3 |
800 | 19.6 | 24.5 | 30.6 | 38.1 | 47.4 | 58.8 | 72.6 | 89.3 |
900 | 22 | 27.6 | 34.4 | 42.9 | 53.3 | 66.2 | 81.7 | |
1000 | 24.5 | 30.6 | 38.2 | 47.4 | 59.3 | 72.5 | 90.2 | |
1200 | 29.4 | 36.7 | 45.9 | 57.2 | 67.9 | 88.2 | ||
1400 | 34.3 | 42.9 | 53.5 | 66.7 | 82.4 | 102.9 | ||
1600 | 39.2 | 49 | 61.2 | 76.2 | 94.1 | 117.6 | ||
1800 | 43.8 | 54.5 | 69.1 | 85.7 | 105.9 | |||
2000 | 48.8 | 60.6 | 76.9 | 95.2 | 117.6 | |||
2250 | 55 | 70 | 86 | 107.2 | ||||
2500 | 61.2 | 77.7 | 95.6 | 119.1 |