KE28 Rubber Mastic Tape

Ke28 rubber mastic tape is  waterproof and designed  for telecommunication industry. It consists of an ethylene propylene rubber (EPR)floor and Butyl Rubber floor.

High performance of adhesion, shape and super waterproof. It is also resistant to corrosion for Copper and various cable sheathing materials.

KE28 rubber mastic tape also suitable for water-seal with all kinds of telecommunication (equipment) and cable connectors with a temperature of 90℃ and with an emergency overload temperature of 130℃.



No.PerformanceTypical ValueTest Method
1Tensile Strength1.10 MPaASTM D 4325
2Elongation at Breaking Point9ASTM D 4325
3Di-electric Strength3.2ASTM D 4325
4Adhesion25N/50mmASTM D 1000
5Di-electric Consumption0.02ASTM D 4325
6Continuous Working Temperature90 ℃ASTM D 4388
7Emergency Overload Temperature130 ℃ASTM D 4388
8Water Absorption<   0.1g/(100 inch .24h)ASTM D 3833
9Ozone ResistancePassASTM D 4388
10Heat ExposurePass at 130 ℃ASTM D 4388

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