Features
Heavy duty butyl bitumen compound adhesive.
Excellent adhesion to pipe and self.
Flexibility provides extra protect
Maiqiang PE butyl bitumen tape for corrosion protection of Oil, Gas, Petrochemical, Waste Water underground or overhead pipelines and waterproofing.
The specification of the tape consists of three layers,
Adhesive: Butyl rubber Bituminous Compound and Adhesion Promoting Resins.
Film backing: Special blend of stabilized polyole fines.
Interleaf: Anti-adhesive Film Treated with Silicone.
Physical Properties | Test Method | Typical Value | |
English | Metric | ||
Total thickness | ASTM D 1000 | 40.0 mil | 1.00mm |
Width | - | 2”-39.5” | 50-1000mm |
Length | - | 33”-200” | 10-60m |
Backing color | - | Black, Yellow or other |
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Tensile strength | ASTM | 30lbs/in | 50N/cm |
Peel Adhesion to primed steel pipe | ASTM | 275 oz/in | 30 N/cm |
Cathodic Disbandment | ASTMG8 | 0.25 in radius 6.4mm |
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Dielectric Strength | ASTM D 149 | 42 Kv |
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Volume Resistivity | ASTM D 257 | 2.5×1012 ohm.cm |
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Water Vapor Transmissioin Rate (24h) | ASTM F1249 | 0.01g/100sq in/24h | 0.1g/100sq mm/24h |
Application Temperature |
| 23ºF to 140 ºF | -5ºC to 60 ºC |
Max Service Temperature |
| -4ºF to 176 ºF | -20ºC to 80 ºC |
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