Stress Control Tube Specification

No Content Units Index
1 Hardness Shore A ≥90
2 Tensile Strength MPa ≥13
3 Elongation % ≥300
4 Heat Aging
120℃ 168h		 　 K1＞0.8,K2＞0.7
5 Volume Resistivity Ω·cm 108～1014
6 Dielectric Constant 　 10~25
7 Shrink Temperature ℃ 120～130

Semi Conductive Tube Specification

No Content Uints Index
1 Hardness Shore A ≥90
2 Tensile Strength MPa ≥11
3 Elongation % ≥300
4 Heat Aging 120℃ 168h 　 K1＞0.8,K2＞0.7
5 Water Absorption % ≤0.5
6 Volume Resistivity Ω·CM 100～3
7 Dielectric Strength kV/mm 0.5～3
8 Shrink Temperature ℃ 120～130

Protective Insulate Tube Specification

No Content Units Index
1 Hardness Shore A ≥90
2 Tensile Strength MPa ≥13.0
3 Elongation % ≥300
4 Heat Aging 120℃ 168h 　 K1＞0.8,K2＞0.7
5 Water Absorption % ≤0.1
6 Volume Resistivity Ω·CM ≥1014
7 Dielectric Strength kV/mm ≥20
8 Shrink Temperature ℃ 120～130

Conductive-Insulation Dual Wall Tube Specification

No Content Units Index
1

Hardness

 Shore A ≥90
2

Tensile Strength

 MPa ≥11
3

Elongation

 % ≥300
4

Heat Aging, 120℃, 168hrs

------

 K1＞0.8
K2＞0.7
5

Volume Resistivity

 Ω·CM Semi-conduct≥100～3 Insulation≥1014
6

Dielectric Strength

 kV/mm Semi-conduct 0.5～3
Insulation≥25
7

Shrink Temperature

 ℃ 120～130

Breakouts Specification

No Content Units Index
Insulation Oil-Proof

1

Hardness

Shore A

≥90

≥90

2

Tensile Strength

MPa

≥11

≥12

3

Elongation

%

≥300

≥250

4

Heat Aging
120℃ 168h

　

K1＞0.8
K2＞0.7

K1＞0.8
K2＞0.7

5

Volume Resistivity

Ω·cm

≥1014

≥1014

6

Oil-Proof  70℃
Cable Oil  168h

　

　

K1＞0.8
K2＞0.7

Oil Resistant Tube Specification

No Contect Units Index
1 Hardness Shore A ≥90
2 Tensile Strength MPa ≥12
3 Elongation % ≥500
4 Heat Aging 120℃ 168h 　 K1＞0.8,K2＞0.7
5 Oil-proof 70℃
Cable Oil 168h		 　 K1＞0.8,K2＞0.7
6 Volume Resistivity Ω·CM ≥1014
7 Dielectric Strength kV/mm ≥25
8 Shrink Temperature ℃ 120～130

Anti Track Tube Specification

No Content Units Index
1 Hardness Shore A ≥90
2 Tensile Strength MPa ≥8.0
3 Elongation % ≥300
4 Heat Aging 120℃ 168h 　 K1＞0.8,K2＞0.7
5 Volume Resistivity Ω·CM ≥1014
6 Dielectric Strength kV/mm ≥20
7 Shrink Temperature ℃ 120～140
8 Anti Tracking Voltage Grade 1A  3.5 ≥3.5
9 Oxygen Index OI ≥28

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