Double Side Adhesive Wrapping Bitumen Duct Tape

Double side adhesive wrapping bitumen duct tape 

I. System description:

Double side adhesive wrapping bitumen duct tape T400 series is Cold applied tape coating system for corrosion protection of Oil, Gas, Petrochemical, and Waste Water underground ,offshore or overhead pipelines. It is also used as inner-layer tape. 

The 3 Ply tape shall be applied after the Liquid adhesive and before the outer-layer tape by hand or with a wrapping machine

Double side adhesive wrapping bitumen duct tape consists of four layers, 

Internal Adhesive layer:Butyl bituminous Compound or without bitumen 

External Adhesive layer:Butyl bituminous Compound or without bitumen

Film backing:Special blend of stabilized polyolefines

Interleaf: Silicone release paper

III. Features:

Excellent bonding between adhesive and carrier film via co-extruded intermediate layer. 

Mechanically highly resistant tape system.

Practically impermeable to water vapour and oxygen. 

Resistant to soil bacterial and soil electrolyte. 

Compatible with coating from PE,PP,FBE,PU,CTE and Bitumen and ext… . 

A Total Coating System with:

High adhesion and shear resistance

Resistance to corrosion disbondment

High electrical resistance

High dielectric strength

High corrosion protection for steel substrates