| Model: | 780 |
|---|---|
| Brand: | - |
| Origin: | Made In China |
| Category: | Chemicals / High Polymers |
| Label: | Joint wrap tape , anticorrosion tape , pipe tape |
| Price: |
¥2.7
/ kg
|
| Min. Order: | 100 kg |
| Live Chat: |  | Last Online:30 Nov, 2012 |
ⅠSystem description:
The -T300 series is Cold applied tape coating system for anti corrosion of field joints,fittings, and specifically pipeing. The adhesive is a key in ground performance characteristic coupled with the low and high density polyethylene backing.
The Joint wrap tape shall be applied by hand or with a wrapping machine.
ⅡStructure：
The specification of the tape consists of two layers, adhesive layer and film backing
Adhesive: butyl rubber
Film backing: Special blend of stabilized polyethylene
Ⅲ Features:
Heavy duty adhesive
Resistant to UV
Can be applied over a wide temperature range
Good conformability and consistent uniform thickness
Easily applied with no special equipment
Conformable to irregular shapes.
Meets ASTM D 1000 Standard
Cold applied
Ⅳ Physical Properties.
|
Physical Properties |
Test Method |
Typical Value |
|
|
English |
Metric |
||
|
Total thickness |
ASTM D 1000 |
25.0 mil |
0.64 mm |
|
Backing thickness |
ASTM D 1000 |
11.0 mil |
0.28mm |
|
Adhesive thickness |
ASTM D 1000 |
14.0 mil |
0.36 mm |
|
Width |
- |
2''- 32'' |
50 -800 mm |
|
Length |
- |
100' -800' |
30 -240 m |
|
Backing colour |
- |
Black,Yellow ,Gray or orthers |
|
|
Tensile strength |
ASTM D 1000 |
28 lbs/in |
49 N/ cm |
|
Elongation |
ASTM D 1000 |
400 % |
|
|
Peel Adhesion to primed steel pipe |
ASTM D 1000 |
256 oz/in |
28 N/cm |
|
Cathodic Disbandment |
ASTM G8 |
0.25 in radius 6.4 mm |
|
|
Dielectric Strength |
ASTM D 149 |
40 Kv |
|
|
Volume Resistivity |
ASTM D 257 |
2.0x1012 ohm.cm |
|
|
Water Absorptivity |
ASTM D 570 |
0.06 % |
|
|
Water Vapor Transmission Rate （24h） |
ASTM F1249 |
0.01g/100sq in/24h |
0.1g/100sq mm/24h |
|
Application Temperature |
|
14℉-140℉ |
-10 ℃ - 60 ℃ |
|
Max Service Temperature |
|
-40℉-176℉ |
- 40 ℃ - 80℃ |
