Controlled Jacket bond (CJB)ECCS Tape

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Controlled Jacket bond (CJB)ECCS Tape

Low carbon electrolytically chrome coated steel tape tempered to T3, suitable for telecommunication cables. Coated with a polyethylene copolymer film CJB exhibits adhesion to the steel substrate and provides a controlled jacket bond to materials LDPE, MDPE and HDPE.

Standards    and    Norm

JIS G 3141-2021

NO

Property

Units

Typical vaule

Results

Test method

1

Steel 

mm

0.150+/-0.05

0.150


Copolymer coat

mm

0.05+/-0.005

0.05

2

Color


Green

Green


3

Peel strength

N/cm

min 6.13

7.78

ASTM

B736

Between Steel and Copolymer

4

Tensile Strength

MPA

min300

367

ASTM

B736

5

Elongation

%

min 15

39

6

Peel strength of Water Resistance 

N/cm

min 6.13

7.72

ASTM

B736

68±1168 h 

7

Filler/Flooding Resistance


No delamination

No delamination

REA PE-39,

PE-89

 68±1168 h


8

Heat seal strength

N/cm

min 17.5

52

ASTM

B736

9

Dielectric strength (DC2KV 1 min)


Without breakdown

No break


10

Corrosion Resistance


Grade

min 7 

7.12

ASTM

A657

0.1mol/L HCL  480 h

11

Core ID

mm

406

406


12

Jacket Bonding Test (Coating to PE Jacket)

Kg/cm

15Min 

19

 ASTM D4565

13

Bond Strength (Easy Strippability)

N/cm

Peel interface is       internal coating

2.1

ASTM

B737