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Help CenterWaterproof Material Self Adhesive Flashing Tape / Waterproofing Membrane Anti Rust Tapes
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Certification:ISO9001,ISO 14001,OHSAS 18001,SGS,DVGW
Self Adhesive Bitumen Tape for Oil Gas Water Pipeline and Building Waterproofing
Self adhesive bitumen tape system description:
The Self adhesive bitumen tape is Cold applied tape coating system for corrosion protection of Oil, Gas, Petrochemical, Waste Water underground or overhead pipelines and waterproofing.
The Self adhesive bitumen tape shall be applied after the primer by hand or with a wrapping machine
Self adhesive bitumen tape structure
The specification of the tape consists of three layers,
Adhesive: Butyl rubber Bituminous Compound and Adhesion Promoting Resins
Film backing: Special blend of stabilized polyolefines
Interleaf: Antiadhesive Film Treated with Silicone
Self adhesive bitumen tape features:
Heavy duty butyl bitumen compound adhesive
Excellent adhesion to pipe and self
Flexibility provides extra protection at vulnerable areas
Excellent conformability and consistent uniform thickness
Easily applied with no special equipment
Compatible with common pipe coatings
Excellent resistance to cathodic disbonding
Resistant to UV
Can be applied over a wide temperature range
Good conformability and consistent uniform thickness
Cold applied
Self adhesive bitumen tape physical properties
|
PHYSICAL PROPERPTIES |
UNIT |
TEST METHOD |
TYPICAL VALUES |
|||
|
Total thickness |
mil |
ASTM D 1000 |
40mils |
50mils |
60mils |
65mils |
|
Tensile Strength |
lb/in |
ASTM D 1000 |
30(5kg/cm) |
35(6.3kg/cm) |
39(7kg/cm) |
42(7.5kg/cm) |
|
Elongation |
% |
ASTM D 1000 |
400 |
400 |
450 |
500 |
|
Length |
10 m - 100 m |
|||||
|
Width |
50 mm-800 mm |
|||||
|
Peel adhesion To primed pipe |
oz/in |
ASTM D 1000 |
269(3kg/cm) |
296(3.3kg/cm) |
314 (3.5kg/cm) |
340(3.8kg/cm) |
|
To backing |
oz/in |
ASTM D 1000 |
90(1kg/cm) |
90(1kg/cm) |
117(1.3kg/cm) |
135(1.5kg/cm) |
|
Dielectric Strength |
KV/mm |
ASTM D 1000 |
42 |
42.6 |
43 |
43.8 |
|
Volume Resistivity |
ohm·m |
ASTM D 257 |
2.5 X 1012 |
2.5 X 1012 |
2.5 X 1012 |
2.5 X 1012 |
|
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 |
F |
-31-+160 (-35-+70℃) |
||||
|
Max service temperature |
F |
-40-+176 (-40-+80℃) |
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