HECHIN/HAOTAI offers a broad variety of transformer boards. The cellulose based pressboard is available in various densities and thicknesses - ranging from 1.0mm - 60mm, all meeting international standards. Transformer board ensures long-term dimensional stability.
1. Insulation class A (105 °C) according to VDE 0530 part 1
3. Hot-pressed Pressboard, 100 % sulphate pulp
4. High hardness and stiffness
5. Low shrinkage and compatibility
6. High purity and mechanical strength
7. Good compatibility with liquid dielectrics
Typical application of laminated pressboards are press rings, static rings, beams, clamping plates,
|Oil absorption rate||%||≥9|
|Electric conductivity water extract||Ms/m||≤8.0|
|Voltage resistant strength （In oil）||Kv/mm||≥6|
Packing & Delivery
4 Line automatic production lines to ensure the delivery in time.
Top 1 manufacturer in China.