JINING XUNDA PIPE COATING MATERIALS CO.,LTD

Products > Pipe Coating System > > Primer & 3 Layer Polyethylene External Cold AppliedTape
Product name : Primer & 3 Layer Polyethylene External Cold AppliedTape
Film : HDPE,LDPE
Adhesive : Butyl rubber
Release paper : No
Standard : AWWA C 214,AWWA C209
Storage life : 36 months
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Details:

 

 Primer & 3 Layer Polyethylene External Cold Applied Tape for piping

 

Primer:Primer is called liquid adhesive, the function of the primer is to provide a bonding medium between the pipe surface and the inner wrapping tape.

 

A: Anti-corrosion inner layer tape shall be XUNDA T 150

Tape Color:  Black.

Backing:  Consists of a 98% blend of high and low density polyethylene with

the remaining portion a blend of colorants and stabilizers.

Adhesive:  Consists of a 100% Butyl based elastomers with resins for adhesion,

cathodic disbonding, and long-term in-ground performance.

 

Thickness:  Total thickness 20 mils: Backing, 9 mils; Adhesive, 11 mils.

Tolerance: -5%, + 10%.

 

B.  First mechanical outer layer shall be XUNDA TM 275  with the

following properties:

Color:  Gray

Thickness:  Total thickness 30 mils: Backing, 25 mils; Adhesive, 5 mils.

Tolerance: -5%, + 10%.

 

C. Second mechanical outer layer shall be XUNDA T 275

having ultraviolet radiation protection properties as follows:

Color:  White.

Thickness:  Total thickness 30 mils: Backing, 25 mils; Adhesive, 5 mils.

 

Standards:AWWA C 214, C 209

 

 

 


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