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Semi-conductive Cushion Water-blocking Tape

Description: Be compounded by 2 layers of semi-conductive nonwoven and superabsorbent polymers. It has the character of excellent long term stability, fast absorbing speed and high swelling height. It also has good bedding performance.
Application: Be used for water-blocking between components of power cable where bedding is required. Under an extruded lead sheath or welded aluminium sheath.

Standard

Pads

Jumbo

Slit Width

≥15 mm Max 850mm

Max 850mm

ID Core

76/100/120/160 mm

76/100/120/160 mm

OD Pad

Max 600mm

Max 600mm

*Other available dimensions on request.


LT-BZSD35

Property*

Test Method

Value

Thickness

Test2/ISO9073-2

0.35±0.03 mm

Weight

Test3/ISO9073-1

130±10 g/

Swelling Speed

JGtest 4

≥7 mm/1st min

Swelling Height

JGtest 4

≥10 mm

Tensile Strength

Test10/ISO9073-3

≥40 N/cm

Elongation

Test10/ISO9073-3

≥12%

Surface Resistance

Test8/DIN 53482

1500Ω/□

Volume Resistance

Test9/DIN 54345

1×106Ω.cm

Short Term Stability

JGtest 5

230℃

Long Term Stability

Test 6/IEC

90℃

Moisture Content

Test 7/ISO 287

9%

Composition: Polyester nonwoven, polyacrylate, carbon black, superabsorbent polymers

 LT-BZSD50

Property*

Test Method

Value

Thickness

test2/ISO9073-2

0.50±0.03 mm

Weight

Test3/ISO9073-1

160±15 g/

Swelling Speed

JGtest 4

≥10 mm/1st min

Swelling Height

JGtest 4

≥16 mm

Tensile Strength

Test10/ISO9073-3

≥50 N/cm

Elongation

Test10/ISO9073-3

≥12%

Surface Resistance

Test8/DIN 53482

1500Ω/□

Volume Resistance

Test9/DIN 54345

1×106Ω.cm

Short Term Stability

JGtest 5

230℃

Long Term Stability

Test 6/IEC

90℃

Moisture Content

Test 7/ISO 287

9%

Composition: Polyester nonwoven, polyacrylate, carbon black, superabsorbent polymers

*Other available property on request.

*Note: Swelling height and swelling speed should be tested in distilled water only


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