TIANJIN CNPETRO HITECH CO.,LTD
Responsibility is the assurence of quality, and quailty is the life of corporation. TIANJIN CNPETRO HITECH CO.,LTD
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PVC outer wrap tape
Description
PVC outerwrap is made of PVC backing,and coated one side with a rubber resin pressure sensitive adhesive.
As an outer wrap for petrolatum tapes,visco-elastic tapes,mastic surface,
providing outer mechanical protection and insulation from soil.
| Backing | Soft permanently elastic strip |
| Form | Available in a roll form |
| Adhesive | High levels of surface tack |
| Temperature | Performs at a wide range of temperatures |
| outer | Achieve a complete bond to the inner layer tape |
Advantage
Easy application.
Stable and reliable.
Good comformability.
Non-hardening in cold weather
Good impact resistance
Application
After Applying petrolatum tapes. Then, by hand application, wrap the PVC tape ,overlap 55%.
Apply enough tension .
Technical property
| Color | Black or Yellow |
| Thickness | 0.6 mm -- |
| Tensile Strength | ≥ 16 MPa |
| Adhesion (To Self) | 2.0 N/CM |
| Adhesion (To Steel) | 2.0 N/CM |
| Elongation at Break | ≥250% |
| Breakdown Voltage (double layer) | ≥20KV |
| Application Temperature | -5 to +55oC |
| Service Temperature | -50 to +90oC |
| Roll Length | 30 m |
| Roll Width | 50,100,150,200mm |