DOUBLE-SIDED PLASTIC CLAD STEEL TAPE

S.No.

Item

 Unit 

Values

1

appearance

--

straight,smooth,plain

2

size

length

m

1000~5000

width

mm

12~1100

3

thickness

steel base

mm

0.200±0.015

0.155±0.010

0.110±0.010

film

side A

mm

0.058±0.013

side B

tape

mm

0.310±0.015

0.260±0.015

0.215±0.015

4

tensile strength of tape

mpa

310~390

5

elongation at break

%

20~35

6

bond strength between steel tape and coating

side A

N/cm

≥6.13

side B

7

bond strength of heat seal of tape

N/cm

≥17.5

8

cutting strength of heat seal of tape

--

before breakdown happens to coated steel tape or damage happens between film and steel, damage never happen to the heat seal area.

9

bond strength of tape after putting into water,  68±1 centigrade, 168h

side A

N/cm

≥6.13

side B

10

jelly resistance,  68±1 centigrade, 168h

umbrella brand

--

no bulb, no separation

WT-103

11

dielectric strength, DC 2KV, 1 min

--

without breakdown

12

corrosion resistance, 0.1mol/L, HCL, 480h

grade

8