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DF20 Medium Voltage Self Adhesive Insulating Tape(PIB)

DF20 is a highly conformable, self-fusing Poly-isobutylene rubber (PIB) and Medium voltage tape. It is a non-vulcanizing, shelf-stable tape with excellent electrical properties. DF20 is mainly used for insulation applications of cable and other electrical devices up to 15kV. 
 

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Description
Feature
Splice and terminate cables, emergency overload temperatures up 266°F (130°C)
Poly-isobutylene (PIB) tape
Physical and electrical properties are unaffected when the degree of stretch
Self-fusing(Adhesive)tape
Liner not stick on tape
Compatible with all solid dielectric cable Insulation as Polyethylene, XLP, PVC, Butyl Rubber, EPR and Oil-based rubber
 
Application
Primary electrical insulation for splicing cable from 600 V to 15kV on all solid dielectric cables
Primary insulation for building stress cones up to 10kV on all solid dielectric cables
Medium-voltage splices Jacketing and terminations
Moisture sealant electrical connections 
Bus bar insulations
End sealing high-voltage cables
 
Color
● Black
 
Dimension
Width Thickness Length
19mm(3/4 in) 0.76mm(30mils) 9.15m(30 ft)
25mm (1 in) 0.76mm(30mils) 4.5m(15 ft)
38mm (1.5 in)    
 50mm (2 in)    
 
Package
● 100 PCS/Carton
 
Specification
Index Typical Value Test Method
Tensile Strength 1.86 MPa ASTM D 4325
Elongation 769% ASTM D 4325
Di-electric Strength 32.9kV/mm ASTM D 4325
Di-electric Constant 2.82 ASTM D 4325
Self-adhesion Ⅲ Pass ASTM D 4388
Heat Exposure(130℃/168H) Pass ASTM D 4388
Ozone Resistance Pass ASTM D 4325
Ultraviolet Radiation Aging Pass ASTM D 4325
Xenon Lamp Aging Pass ISO4892-2
Normal Temperature 90℃(194℉)  
Emergency Temperature 130℃(266℉)  
*All these data are typical value
 
Warranty & Storage
● 5-year shelf life from date of manufacture
● 10°C/50°F to 27°C/80°F storage temperature
● <75% relative humidity