Pipeline Bitumen Butyl Anti Corrosion Wrap Tape
Polyethylene bitumen tape used for the corrosion protection of oil ,gas ,and water underground or overhead steel pipeline and waterproofing for the roof, tank ,culverts etc.
Product Description
Pipeline Bitumen Butyl Anti Corrosion Wrap Tape Description
The polyethylene anti-corrosion bitumen tape,also called polyethylene anti-corrosion asphalt tape is polymer modified asphalt-based materials, the surface covered with polyethylene film, aluminum foil, the base covered with a removable PE film protection kind of self-adhesive flexible waterproof membrane.
Polyethylene bitumen tape used for the corrosion protection of oil ,gas ,and water underground or overhead steel pipeline and waterproofing for the roof, tank ,culverts etc.
Features
● Cold applied
● Excellent resistance to soil stress
● Excellent resistance to vapor transmission.
● Compatible with all pipe diameters and generic plant coatings
● Complies with ASTM D1000, AWWA C 209, EN 12068 standards
● As repair system for line coatings
Structure
The composition of the pipe wrap tape:
Backing: Special blend of stabilized polyethylene
Adhesive: Butyl bituminous and Adhesion Promoting Resins
Interleaf: Anti-adhesive Film Treated with Silicone.
Properties
|
PROPERPTIES |
UNIT |
TEST METHOD |
TYPICAL VALUES |
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|
MENGSHAN 934-40 |
MENGSHAN 934-50 |
MENGSHAN 934-60 |
MENGSHAN 934-65 |
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|
Total thickness |
mil |
ASTM D 1000 |
40mils(1.016mm) |
50mils(1.27mm) |
60mils(1.52mm) |
65mils(1.65mm) |
|
Tensile Strength |
N/cm |
ASTM D 1000 |
60 |
70 |
80 |
100 |
|
Elongation |
% |
ASTM D 1000 |
300 |
300 |
350 |
350 |
|
Peel adhesion To primed pipe To Self |
N/cm |
ASTM D 1000 |
30 20 |
33 23 |
35 25 |
35 30 |
|
Dielectric Strength |
KV/mm |
ASTM D 1000 |
42 |
42.5 |
43 |
43.8 |
|
Volume Resistivity |
ohm·cm |
ASTM D 257 |
2.5 X 1015 |
2.5 X 1015 |
2.5 X 1015 |
2.5 X 1015 |
|
Water Vapor Transmission Rate |
g/ m2 /24h |
ASTM E 96 |
0.06 |
0.05 |
0.03 |
0.02 |
|
Water Absorptivity |
% |
ASTM D 570 |
0.1 |
0.1 |
0.1 |
0.1 |
|
Application Temperature |
|
-20-+75℃ |
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|
Max service temperature |
|
-40-+80℃ |
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|
Recommended primer |
|
P1019, P1027 |
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|
Additional mechanical layer (If necessary ) |
|
POLYKEN 955 Tape |
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