• Sourcing Solutions
  • Services & Membership
  • Help & Community

Quick Details

  • Place of Origin: Shandong, China (Mainland)
  • Brand Name: HUISHENG
  • Type: Insulation Sheet
  • Application: High Voltage
  • Rated Voltage: 1000kv or lower
  • Tensile Strength: MD≥100MPa, CMD≥75MPa
  • Material: 100% e-grade non-bleached sulphate coniferous wood pulp
  • Thickness: 0.8-8.0MM
  • Density: 1.0-1.3g/m3
  • size: 4400*2260mm, 6400*3200mm, or customized

Packaging & Delivery

Packaging Details Plastic film for waterproof and protection.
Pallet for loading and unloading
Delivery Time 15-30 days after order confirmation
Product Description

Transfromer Insulation Board Sheet

Since the invention of high voltage electrical transformers, there has always been a need for an insulating material that could withstand high electrical and physical stress exerted on core and windings.

Transformer Board is a type of paperboard with high basis weight made from low conductive virgin wood pulp cellulose, and works as the base material for transformer insulation structure parts like cylinders, strips, spacers, rings, washers, plates, machine formed and molded parts, punching and laminates.


Insulation class A (105 °C)


Calandered Pressboard, 100% sulphate pulp

High Flexible and Soft

Low shrinkage and compatibility

High purity and mechanical strength

Good compatibility with liquid dielectrics

Further processing is ensured since the pressboard can be punched, folded,cut and formed without difficulty.


To use as insulations material in Power and Distribution Transformers.

It is the base material for components like corrugated boards, cyclinders, rings and mouldable parts.

Detailed Images
Packing & Delivery
Transaction History of the Supplier

Below is the information about the supplier's transactions conducted via Alibaba.com. If you require further details regarding the transaction data, please contact the supplier directly.

Transaction Overview


Transaction Details

This supplier has completedtransactions with buyers from .

Shipping Destination
Transaction Value
Transaction Date
Email to this supplier
China (Mainland) | Manufacturer, Trading Company
Transaction Level:
Supplier Assessments:
The supplier supports Trade Assurance – A free service that protects your orders from payment to delivery.
Supplier's Trade Assurance Limit: US $96,000
Learn More