Bushing Cover For Transformer
Technical properties:
Properties
Polyoelfin
EPDM
Test methods
Tensile strength
≥10.0Mpa
≥10.0Mpa
ASTM D 2671
Elongation at break
≥300%
≥1000%
ASTM D 2671
Thermo aging elongation at break
≥6.9Mpa
≥9Mpa
90℃ /70hrs
Thermo aging tensile strength
≥150%
≥500%
90℃ /70hrs
Heat shock
No cracking
No cracking
JB7829
Oxygen index
≥28…