Heat shrinkable protenctive/semixonduct tube

Heat shrink protection cover tube has good insulation and ruptuing resostance.It suitable for mend of cable out-layer protection of intermediate connecting.

Product techniacal index

Order No. Content Unit Index
1 Hardness Shao ≥90
2 Tensile strength Mpa ≥13.0
3 Break extension rate % ≥300
4

120℃ Heat aging 120℃

168h 168

 

k1＞0.8

k2＞0.7
5 Water alsorption % ≤0.1
6 Volume resisitance xoefficient Ω.com ≥1014
7 Disruptive strengrth   ≥20
8 Shrinkage temperarure C 120-140

Semiconduct techniacal index

Order No. Content Unit Index
1 Hardness Shao ≥90
2 Tensile strength Mpa ≥11
3 Break extension rate % ≥300
4

120℃ Heat aging 120℃

168h 168

 

k1＞0.8

k2＞0.7
5 Water alsorption % ≤0.5
6 Volume resisitance xoefficient Ω.com ≥100-3
7 Disruptive strengrth KV/mm 0.5~3
8 Shrinkage temperarure C 120-130

Product specification

Sort/Specification Before shrink After shrink
intermal diameter I.D wall thickness ± 30％Wall intermal diameter I.D wall thickness
RSBT-15/71 ≥14 0.6 ≤7 1.7±0.25
RSBT-20/9 ≥18 0.7 ≤9 1.8±0.25
RSBT-25/9 ≥23 0.5 ≤9 1.7±0.25
RSBT-30/11 ≥28 0.7 ≤12 2.2±0.25

RSBT-35/13

≥33

0.8

 ≤14 2.2±0.25
RSBT-40/15 ≥38 0.8 ≤16 2.2±0.25

RSBT-40/18

≥43

0.8

 ≤18 2.2±0.25

RSBT-50/22

RSBT-60/22

≥48

≥58

1.2

1.0

 ≤22

2.9±0.25

2.8±0.25
RSBT-80/27 ≥75 1.0 ≤28 3.2±0.4
RSBT-100/38 ≥93 1.5 ≤39 4.3±0.4
RSBT-120/44 ≥118 1.5 ≤45 4.5±0.4
RSBT-140/149 ≥138 1.9 ≤50 5.0±0.4

RSBT-160/66

RSBT-200/66

≥150

≥195

2.0

1.5

≤67

≤70

 6.0±0.4

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