Semi-Conductive Water Blocking Tape

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Product Description:

Specifications

High expansivity and Tensile Strength

Application: Be used for waterblocking between the components of Power Cable where bedding is required. Under an extruded lead sheath or welded aluminum sheath.

Composition: Be compounded by 1 layer of semi conductive nonwoven and superabsorbent polymers

Item

Unit  

TDS

ZSD25

ZSD30

ZSD40

TEST

Thickness

MM

0.25±0.05

0.30±0.03

0.40±0.04

ISO 9073-2

Weight

90±10

100±10

150±10

ISO 9073-1

Swelling speed

mm/1min

6

8

≥9

JGTEST4

Swelling height

Mm/5min

≥9

≥12

≥13

                   JGTEST4

Tensile strength

mm/1st min

35

≥40

≥40

ISO9073-3

Elongation

%

≥12

≥12

≥12

ISO9073-3

Short term

stability

°C

230

230

230

JGTEST5

Long term

stability

°C

90

90

90

TEST6/IEC216

Surface resistance

Ω

<1500

<1500

<1500

TEST8/DIN53462

Moisture content

%

<9

<9

<9

ISO287


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