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Product process: phenolic paper tube is a circular insulating tube, which is made of insulating paper, phenolic resin and additive, and pressurized by heating volume.

Specification: Specifications (the smallest diameter of 15mm with the smallest diameter 500mm, wall thickness 3mm-30mm, color (brown)) can be customized;

Heat resistance grade: E grade

Insulation performance: breakdown voltage 10KV (wall thickness 5mm) temperature resistance 105 C (specific parameters please consult business).

Product uses: phenolic paper tube is suitable for high voltage, low voltage, electrical appliances, motor, electric welding machine, recloser, transformer and stabilizer coil coil framework, bracket, screw insulation, fuse housing, oil circuit breaker’s threaded cylinder, etc.


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