WT200 - Rubber Mastic Tape


The outer layer is made of radiation cross-linked EPR and the inner layer is made of waterproof
sealants. With the characteristics of highly elastic outer layer and high adhesion adhesive layer, it is
suitable for steel pipe anti-corrosion, cable sheath repair and cable joint sealing.

Operating temperature range:
  • Continuous operating temperature:-20℃〜90℃



*Standard color: black
  • Characteristics
  • Specification
  • Technical Data
  • The elastic outer layer bonds to the covered object tightly.
  • UV resistance
  • Resistance to abrasion, acids and alkalis
  • Waterproof
  • Construction indicating sign
Part NumberSize
Thickness(mm)Width(mm)Standard Length(Meter)
WT200-18 1.8 50 3

Operating instruction:

Stretch the tape with proper strength, overlap winding at 1/2 position, tear off the release paper at the
same time when winding, and press hard on the end of the tape to make the tape adhere to the cable

PropertyTest MethodTypical Value
Tensile strength ASTM D412 ≥6MPa
Elongation at break ASTM D412 ≥800%
Dielectric strength ASTM D4325 ≥20kV/mm
Volume resistivity ASTM D991 ≥1014Ω‧cm