Silicone Rubber Heat Shrink Tubing

Insutek KSRT series of Silicone Rubber Heat Shrink Tubing is produced with superior silicone rubber, then extruded to tubing and completed after vulcanization. It has excellent flexibility, high temperature resistance, high-grade elasticity, arc resistance, corona treatment resistance. It is widely used in insulating protection of household electrical appliances, electronic equipment, lighting etc.

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Insutek KSRT series of Silicone Rubber Heat Shrink Tubing is produced with superior silicone rubber, then extruded to tubing and completed after vulcanization. It has excellent flexibility, high temperature resistance, high-grade elasticity, arc resistance, corona treatment resistance. It is widely used in insulating protection of household electrical appliances, electronic equipment, lighting etc.

Features                   

•Operate Temperature: –50 to 200°C

•Minimum Shrink Temperature: 90°C

•Shrink Ratio: 1.7:1

•Rohs,Reach                      

Properties

Condition

Value

Physical: Tensile strength

ASTM D 638

≥10.5Mpa

Elongation

ASTM D 638

≥400%

Tensile strength afrer aging

200±1℃,168hr

≥70% of original

Elongation after aging

200±1℃,168hr

≥100% of original

Heat shock

Heat shock 250℃, 4hrs

No cracking

Electrical: Dielectric Voltage withstand

ASTM D 149

≥7000V

Volume resistivity

ASTM D 876

1014Ω·cm

 Corrosion

ASTM D 2671

Pass

 Copper stability

200±1℃,168hr

Pass

 Voltage rating

5000V/10000V

 

Test conditions for flame retardancy

Alcoholic lamp 60 seconds

non flame retardant

 Temperature rating

200℃

Pass

Size

Shrink size

Wall thickness

After recovery

Wall Thickness

I.D.

Thin type

I.D.

Thin type

Φ1.0

1.0

0.5±0.1

0.6

0.7±0.1

Φ1.5

1.5

0.5±0.1

0.8

0.7±0.1

Φ2.0

2.0

0.5±0.1

1.2

0.7±0.1

Φ2.5

2.5

0.5±0.1

1.5

0.7±0.1

Φ3.0

3.0

0.5±0.1

1.8

0.7±0.1

Φ3.5

3.5

0.5±0.1

2

0.7±0.1

Φ4.0

4.0

0.5±0.1

2.5

0.7±0.1

Φ4.5

4.5

0.5±0.1

2.8

0.7±0.1

Φ5.0

5.0

0.5±0.1

3

0.7±0.1

Φ6.0

6.0

0.5±0.1

3.8

0.7±0.1

Φ7.0  

7.0

0.5±0.1

4

0.7±0.1

Φ8.0  

8.0

0.5±0.1

4.8

0.7±0.1

Φ9.0

9.0

0.5±0.1

5

0.7±0.1

Φ10.0

10.0

1.0±0.1

6.5

1.7±0.1

Φ12

12.0

1.0±0.1

7

1.7±0.1

Φ15

15.0

1.0±0.1

9

1.7±0.1

Φ20

20.0

1.0±0.1

13

1.7±0.1

Φ25

25.0

1.0±0.1

15

1.7±0.1

Φ30

30.0

1.0±0.1

18

1.7±0.1

Φ35

35.0

1.0±0.1

20

1.7±0.1

Φ40

38.0

1.0±0.1

25

1.7±0.1

Φ50

47.0

1.0±0.1

30

1.7±0.1

Φ60

57.0

1.5±0.1

38

2.5±0.1

Φ70

67.0

1.5±0.1

45

2.5±0.1

Φ80

77.0

1.5±0.1

48

2.5±0.1

Φ90

87.0

1.5±0.1

52

2.5±0.1

Φ110

107.0

1.5±0.1

63

2.5±0.1