We produce high quality insulation pressboard (or called transformer board, pre-compressed pressboard), which is mainly applied to produce oil-immersed transformer as insulation material.

Specification:
Item no: h4, h41
Thickness (mm): 1.0 1.5 2.0 2.5 3.0 4.0 5.0 6.0 7.0 8.0
Standard size (mm): 4400x2200 (customer size is available)
Rated voltage: 110kv-1000kv
Quality standard: iec 60641-2:2004
Package: pallet

Usage:
As insulation material, it is widely used in oil-immersed transformer, reactor, capacitor, mutual inductor, etc.

Our unique advantages:

1. High purity raw material:
Canada 100% unbleached sulfate wood pulp

2. Most advanced technology in china:
* expert: we hired authoritative japanese expert of 36 years of insulation pressboard production experience. And also we engaged famous expert in china.
* machine: hot-press machine, stainless steel production line, on-line metallics detector are most advanced in china.
* water treatment: iec standard, electrical conductivity<15ªs/cm

3. Strict quality control:
* thickness can be accurately control (1.6mm board less than ª5%)
* best index in china: high density/mechanical strength/ electrical strength low compression coefficient
* we use the same detecting instrument with national quality certification authority, and we test every batch.

4. Reasonable price:
(welcome to quote!)

5. First-rate service:


Wood pallet, 3000kg/pallet