Polyken 980 series anticorrosion tapes
I Description
Polyken-980Cold 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
ⅡStructure
The specification of the tape consists of two layers, adhesive layer and film backing
Adhesive: butyl rubber
Outer layer: Special blend of stabilized polyethylene
III 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
ⅣTechnical datas
INNER WRAP TAPE: Polyken-980 Series
|
Type
|
980-15
|
980-20
|
980-25
|
980-30
|
|
Total thickness
|
15mil(0.381mm)
|
20mil(0.508mm)
|
25mil(0.635mm)
|
30mil(0.762mm)
|
|
Backing
|
8mil(0.203mm)
|
12mil(0.305mm)
|
13mil(0.330mm)
|
10mil(0.254mm)
|
|
Adhesive
|
7mil(0.178mm)
|
8mil(0.203mm)
|
12mil(0.305mm)
|
20mil(0.508mm)
|
|
Elongation at Break
|
³400%
|
|
Tensile Strength
|
40N/cm
|
60 N/cm
|
61.2 N/cm
|
63 N/cm
|
|
Yield Strength
|
30N/cm
|
35.5 N/cm
|
42.3 N/cm
|
45.5 N/cm
|
|
Peel Adhesion to Primed Pipe
|
20N/cm
|
21.2 N/cm
|
26.5 N/cm
|
33.2 N/cm
|
|
Dielectric Strength
|
25kv/mm
|
35 KV/mm
|
45.8 KV/mm
|
48 KV/mm
|
|
Cathodic Disbandment
|
0.24 in radius 6.4 mm
|
|
Volume Resistivity
|
2.5 x 1012 ohm.m
|
|
Water Vapor Transmission Rate
|
£0.1gm/M2/24h
|
|
Water Absorption Rate
|
< 0.06%
|
|
Recommended Application Temperature
|
-5 to +600 C
|
|
Max Serve Temperature
|
-40 to + 800 C
|
|
Available Roll Size (width x length)
|
2" to 9" X 100 to800 feet
|
|
Color
|
Black,yellow,grey
|
|
Recommended primer
|
Polyken 1019 or 1027
|
|
Performance
|
AWWA C-209,ASTM D 1000,EN 12068
|
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