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Quick Details

  • Place of Origin: Zhejiang, China (Mainland)
  • Brand Name: NBRAM
  • Model Number: SRC
  • Type: Insulation Sleeving
  • Material: Fiberglass
  • Application: High Temperature

Packaging & Delivery

Delivery Time 10-30 days

Specifications

Silicone fiberglass sleeving,it has excellent dielectric, automatic flame off-self, and softness feature and is widely used

 Inner Diametor(mm)

Wall Thickness

Nominal

Tolerance

Minimun

Maximun

1;1.5

±0.15

0.20

0.75

2;2.5;

±0.20

0.20

0.75

3

±0.25

0.20

0.75

3.5;4;5;6

±0.25

0.30

0.75

7;8

±0.50

0.30

0.75

9;10;12;14;16;18;20

±0.50

0.40

0.90

23;25;27

±0.05

0.40

1.0

Property

Requirements

Resistance to soldering heat

Pass (only for sleeving having nominal bore Diameter up to and including 5mm)

Insulation resistance
At room temp

103MΩ

103MΩ

Flame propagation

Method A,60s max.In addition,the indicator flag on any one of the three test specimens shall not be burned nor shall flaming or glowing particles or flaming draps ignite the cotton.

Oil resistance

The coating should not crack or appear detached after the sleeving has been dipped in transformer oil for 24h at a temperature of 105±2°C.But the colour of the sleeving is allowed to grow darker.

Benzene
resistance

The coating should not be sticky or show delamination when the sleeving has been kept in methylbenzene at a normal temperature for 4 hours.

 

Thermal endurance,Temperature index at 20000 hours 155°C

Breakdown Voltage kv

-25mm Straight mandrel with 25mm electrode

Room temp

Elevated temp

Damp heat

Central value

4.0

1.6

1.2

Lowest individual value

2.5

1.0

0.8

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