產(chan)品概述:
雙壁管由(you)柔軟阻燃聚烯烴和熱熔膠雙(shuang)層構成，外層聚(ju)烯烴為柔軟、絕緣(yuan)(yuan)、低溫(wen)收(shou)縮、阻燃(ran)材料，內層熱熔膠(jiao)能緩沖機(ji)械應變和密(mi)封(feng)性強。主要(yao)功(gong)能是密(mi)封(feng)防(fang)水(shui)、防(fang)腐、防(fang)漏氣、多股線(xian)(xian)(xian)束和絕緣(yuan)(yuan)，要(yao)應用于電(dian)(dian)子設備的電(dian)(dian)線(xian)(xian)(xian)連接、汽車線(xian)(xian)(xian)束、家電(dian)(dian)線(xian)(xian)(xian)束、電(dian)(dian)線(xian)(xian)(xian)電(dian)(dian)纜分(fen)支處、金屬(shu)管線(xian)(xian)(xian)、電(dian)(dian)線(xian)(xian)(xian)電(dian)(dian)纜修(xiu)補、潛水(shui)泵接線(xian)(xian)(xian)等各(ge)類線(xian)(xian)(xian)束和金屬(shu)管需要(yao)密(mi)封(feng)防(fang)水(shui)、防(fang)潮防(fang)腐場合的密(mi)封(feng)。絕緣(yuan)(yuan)、捆(kun)扎固定等領域(yu)。
性能特點
•收(shou)縮率 2:1, 3:1, 4:1
•通過認證：UL 125℃ VW-1 600V
•符合標準(zhun)：SAE-AMS-DTL-23053/4
•工作溫度(du)：-45℃ to +125℃
•起縮溫(wen)度：80℃
•最低完全收縮溫度： 120℃
•柔軟、外層(ceng)阻燃
•標準顏色(se)： 黑(hei)色
•其它可定(ding)做顏色： 紅、藍(lan)、白、黃
性能(neng)參數:
|
性能
|
測試方法
|
指標
|
|
拉伸(shen)強度
|
ASTM D 2671
|
>10.4MPa (min.)
|
|
老化后拉伸強度(du)
(158℃/168hrs.)
|
ASTM D 2671
|
Remains 70%
|
|
斷裂伸長率
|
ASTM D 2671
|
>300% (min.)
|
|
老(lao)化后斷裂伸長率
(158℃/168hrs.)
|
ASTM D 2671
|
100% (min.)
|
|
縱(zong)向收(shou)縮率
|
UL 224
|
0 to -10%
|
|
熱沖擊
|
250℃, 4hrs.
|
不開裂、不脫落
|
|
冷彎(wan)曲(-30℃/1hr.)
|
ASTM D 2671
|
無(wu)裂痕
|
|
耐壓
(AC 2500V/ 60 seconds)
|
ASTM D 2671
|
無擊穿
|
|
體(ti)積電阻(zu)率
|
ASTM D 876
|
>1014Ω.cm (min.)
|
|
阻燃性
|
SAE-AMS-DTL-23053/4
|
30秒內自熄
|
|
腐蝕性
(158℃/168hrs.)
|
UL 224
|
通過
|
|
吸水(shui)率
|
ASTM D 570
|
<0.5%
|
DHST-2X
|
規格
|
收縮前
內徑. (mm)
(Min)
|
收(shou)縮后(mm)
|
標準包裝
(米(mi)/盤)
|
|
尺寸 公制(zhi)(mm)
|
英制Inch
|
平均總壁厚
(Nom)
|
膠層壁厚
|
內徑
(Max)
|
|
Φ1.6
|
1/16
|
≥1.6
|
0.60±0.15
|
0.30±0.1
|
≤0.8
|
200
|
|
Φ2.4
|
3/32
|
≥2.4
|
0.70±0.15
|
0.35±0.1
|
≤1.2
|
200
|
|
Φ3.2
|
1/8
|
≥3.2
|
0.70±0.15
|
0.35±0.1
|
≤1.6
|
200
|
|
Φ4.8
|
3/16
|
≥4.8
|
0.80±0.15
|
0.40±0.1
|
≤2.4
|
100
|
|
Φ6.4
|
1/4
|
≥6.4
|
0.80±0.15
|
0.40±0.1
|
≤3.2
|
100
|
|
Φ7.9
|
5/16
|
≥7.9
|
0.90±0.15
|
0.45±0.1
|
≤3.9
|
100
|
|
Φ9.5
|
3/8
|
≥9.5
|
0.90±0.15
|
0.45±0.1
|
≤4.8
|
50
|
|
Φ12.7
|
1/2
|
≥12.7
|
0.95±0.20
|
0.45±0.1
|
≤6.4
|
1.22
|
|
Φ15.9
|
5/8
|
≥15.9
|
0.95±0.20
|
0.45±0.1
|
≤7.9
|
1.22
|
|
Φ19.1
|
3/4
|
≥19.1
|
1.00±0.20
|
0.45±0.1
|
≤9.5
|
1.22
|
|
Φ25.4
|
1
|
≥25.4
|
1.10±0.20
|
0.50±0.1
|
≤12.7
|
1.22
|
|
Φ31.8
|
1-1/4
|
≥31.8
|
1.15±0.20
|
0.50±0.1
|
≤15.0
|
1.22
|
|
Φ44.5
|
1-3/4
|
≥44.5
|
1.35±0.20
|
0.55±0.1
|
≤22.0
|
1.22
|
|
Φ50.8
|
2
|
≥50.8
|
1.50±0.25
|
0.60±0.1
|
≤25.4
|
1.22
|
DHST-3X
|
規格
|
收縮前內徑(mm)
(Min)
|
收縮(suo)后 (mm)
|
標準包裝
(米/盤)
|
|
尺寸(cun)公制(mm)
|
英制Inch
|
平均總壁厚
(Nom)
|
膠層壁厚
|
內徑
(Max)
|
|
φ3.2
|
1/8
|
3.2
|
0.95±0.15
|
0.40±0.10
|
1.00
|
200
|
|
φ4.8
|
3/16
|
4.8
|
1.10±0.15
|
0.40±0.10
|
1.60
|
100
|
|
φ6.4
|
1/4
|
6.4
|
1.20±0.15
|
0.45±0.10
|
2.20
|
100
|
|
φ7.9
|
5/16
|
7.9
|
1.35±0.15
|
0.50±0.10
|
2.70
|
100
|
|
φ9.5
|
3/8
|
9.5
|
1.45±0.20
|
0.50±0.15
|
3.20
|
50
|
|
φ12.7
|
1/2
|
12.7
|
1.70±0.20
|
0.55±0.15
|
4.20
|
1.22
|
|
φ15.0
|
5/8
|
15.0
|
1.80±0.20
|
0.50±0.15
|
5.20
|
1.22
|
|
φ19.1
|
3/4
|
19.1
|
2.00±0.20
|
0.50±0.15
|
6.30
|
1.22
|
|
φ25.4
|
1
|
25.4
|
2.10±0.25
|
0.50±0.15
|
8.50
|
1.22
|
|
φ30.0
|
1-1/4
|
30.0
|
2.20±0.25
|
0.60±0.15
|
10.20
|
1.22
|
|
φ39.0
|
1-1/2
|
39.0
|
2.40±0.25
|
0.60±0.15
|
13.50
|
1.22
|
|
φ50.0
|
2
|
50.0
|
2.70±0.25
|
0.80±0.15
|
17.00
|
1.22
|
DHST-4X
|
常規大小
|
收縮前內徑
(Min.)
|
收縮后(hou)(mm)
|
標準包裝
(米/盤(pan))
|
|
公制
(mm)
|
英制
(inch)
|
內徑
(Max.)
|
平均總壁厚
|
膠層壁(bi)厚
(標稱值.)
|
|
4/1
|
2/13
|
4.0
|
1.0
|
1.0±0.15
|
0.4±0.15
|
200
|
|
6/1.5
|
1/ 4
|
6.0
|
1.5
|
1.1±0.15
|
0.4±0.15
|
100
|
|
8/2
|
5/16
|
8.0
|
2.0
|
1.2±0.15
|
0.5±0.15
|
1.22
|
|
12/3
|
1/2
|
12.0
|
3.0
|
1.4±0.15
|
0.5±0.15
|
1.22
|
|
16/4
|
5/ 8
|
16.0
|
4.0
|
1.7±0.15
|
0.6±0.15
|
1.22
|
|
20/5
|
15/19
|
20.0
|
5.0
|
2.0±0.25
|
0.6±0.15
|
1.22
|
|
24/6
|
1
|
24.0
|
6.0
|
2.1±0.25
|
0.6±0.15
|
1.22
|
|
32/8
|
1-1/4
|
32.0
|
8.0
|
2.4±0.25
|
0.7±0.15
|
1.22
|
|
52/13
|
2
|
52.0
|
13.0
|
2.4±0.25
|
0.7±0.15
|
1.22
|
*特殊尺寸，可根據要求定制.
