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System Description
The polyken 942 black anticorrosion 3-ply pipe wrapping tape is a multilayer coating system designed for the corrosion protection of pipelines operating in highly corrosive environments and exposed to high mechanical stresses that may be present particularly on large diameter pipes.
Structure
Inner-3ply POLYKEN 942-32 |
Outer-2ply POLYKEN 955-20 |
|
Backing : |
12mil(0.30mm) |
15mil(0.381mm) |
Adhesive Inner Layer : |
12mil(0.30mm) |
5mil(0.127mm) |
Adhesive Outer Layer: |
8mil(0.20mm) |
|
Total Thick |
0.80mm |
0.508mm |
Properties
UNIT |
TEST METHOD |
Inner layer-3ply tape |
|
POLYKEN 942-32 | |||
Total Thickness |
mil |
ASTM D 1000 |
32mil(0.8mm) |
Tensile strength |
N/cm |
ASTMD1000 |
112 |
Elongation at break |
% |
ASTMD1000 |
650 |
Peel strength to primed steel at 23 ℃ at 50℃ |
N/cm |
EN 12068 Annex C |
15 1.3 |
Peel strength tape to tape at 23 ℃ at 50℃ |
N/cm |
EN 12068 Annex B |
25 3.5 |
Peel strength layer to layer -Inner to Inner -Outer to Inner -Outer to Outer |
N/mm |
EN 12068 |
1.5 2.0 0.5 |
Dielectric strength |
Kv/mm |
ASTMD149 |
32 |
Insulation Resistance |
Ohm.m² |
EN 12068 |
1012 |
Water Vapor Transmission |
g/ m2 /24h |
ASTM E 96 |
0.1 |
Water Absorption |
% |
ASTM D 570 |
0.08 |
Impact resistance at 23° |
J |
EN 12068 |
18 |
Cathodic disbandment at 23°c at 50°c |
mm |
15 30 |
|
Lap shear strength at 50℃ |
N/mm2 |
EN 12068 |
0.05 |
Ordering Information
Product Model No. |
Standard ordering options |
|
32 |
Total tape thickness in mils |
32mils(0.8mm) |
BLK |
Tape backing color |
Black (BLK) |
4 |
Tape width in inches |
2"(50mm),4"(100mm),6"(150mm),9"(228mm),12"(305mm)18" (457mm) |
100 |
Tape roll length in feet |
50ft(15M)100ft(30M),200ft(61M) |