High quality 20mils black anticorrosion gas pipe inner wrap tape
Description
Polyken980 Cold applied tape coating system for corrosion protection of Oil, Gas, Petrochemical, and Waste Water underground or overhead pipelines.
The inner-layer tape shall be applied after the primer and before the outer-layer tape by hand or with a wrapping machine
Structure
The specification of the tape consists of two layers, adhesive layer and film backing
Adhesive: butyl rubber
Outer layer: Special blend of stabilized polyethylene
Features
Excellent adhesion to pipe and self
Resistant to UV
Can be applied over a wide temperature range
Good conformability and consistent uniform thickness
Easily applied with no special equipment
Compatible with common pipe coatings
Excellent resistance to cathodic disbonding
Meets ASTM D 1000 Standard
Cold applied
Technical datas
Product Properties | Test method | Typical Value | |||
POLYKEN980-15 | POLYKEN980-20 | POLYKEN980-25 | POLYKEN980-30 | ||
Total Thickness | 15mil(0.381mm) | 20mil(0.508mm) | 25mil(0.635mm) | 30mil(0.762mm) | |
Backing of PE film | 9 mils(0.229 mm) | 12mil(0.305mm) | 13mil(0.330mm) | 10mil(0.254mm) | |
Butyl Rubber Adhesive | 6 mils(0.152 mm) | 8mil(0.203mm) | 12mil(0.305mm) | 20mil(0.508mm) | |
Tensile Strength | ASTM D1000 | 40 N/cm | 55 N/cm | 62 N/cm | 70 N/cm |
Elongation | ASTM D1000 | 300% | 330% | 350% | 400% |
Peel Adhesion to Primed Steel | ASTM D1000 | 24.5 N/cm | 25 N/cm | 26.5 N/cm | 30 N/cm |
Water Vapor Transmission Rate | ASTM E 96 | 0.10g/m2 | 0.10g/m2 | 0.09g/m2 | 0.08g/m2 |
Water absorption after 1 day,At+23℃ | ASTM D570 |