China Insulation Materials/Laminated Wood/Compressed Wood

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Product Description

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Basic Information

Model NO.
KLY-CYM
Material
Wood
Maximum Voltage
20KV~100KV
Thermal Rating
F 155
Density
0.9-1.3
Raw Material
Beech Wood
Type
Solid
Classification
Inorganic Insulation Material
Certification
ISO9001
Production Capacity
500,000
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Product Description

Electrical laminated wood is an essential insulation and supporting material widely utilized in transformers and instrument transformers. It boasts exceptional mechanical strength and superior compatibility with transformer oil, capable of long-term operation in 105ºC transformer oil environments.

Commonly used for pressure plates, spacer blocks in oil-immersed transformers, and clamps in instrument transformers, this material serves as an efficient replacement for steel plates, insulating paper shells, and epoxy paperboards. This substitution significantly reduces both the overall weight of the transformer and material costs.

Electrical Laminated Wood

Premium Raw Materials: Crafted from high-quality thin veneers of birch, stained wood, and other premium timber. The product is treated with specialized insulating glue and processed under high-temperature and high-pressure conditions to ensure maximum durability.

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Detailed Photos

Compressed Wood Detail 1
Compressed Wood Detail 2
Compressed Wood Detail 3
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Product Parameters

ITEM DESCRIPTION
Product NameElectrical Laminated Wood, Compression Wood, High Density Wood
ShapeSheets, Block, Board, Customizable
Rated Voltage500kV
Density0.9-1.1t/m3
Tensile Strength≥80MPa
ApplicationHigh Voltage, Oil-immersed transformer
Moisture Content≤6.0%
Heat ResistanceHigh Temperature Resistance 150ºC
Standard Sizes1500x1000mm, 1000x1500mm, 2000x1000mm (Customizable)
Shear Strength≥7MPa
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Quality & Certifications

Certifications Display

Our manufacturing process adheres to strict quality control standards from design through to final sales. We have passed rigorous quality system certifications, ensuring our products meet national, IEC, and ISO standards.

Quality Control Process
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Packaging & Shipping

Packaging Detail
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Manufacturing Expertise

We are a leading provider of insulation materials in the North China region, specializing in birch and beech electrical laminated wood panels. Our products are widely used in electrical control fields, including oil-immersed transformers (10kV-750kV), dry-type transformers, motors, and explosion-proof electrical appliances.

Factory View
Award Display
Customer Visit
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Frequently Asked Questions

How is the product quality ensured?
We consult on requirements, recommend suitable products, provide samples before production, conduct quality and package checks during production, and perform final QA inspections before shipment.
How do you guarantee timely delivery?
We confirm timelines before production, start material preparation immediately upon payment, provide scheduled updates during production, and handle booking immediately once the balance is settled.
What are the available standard sizes for the boards?
Common sizes include 1500 x 1000 mm, 1000 x 1500 mm, and 2000 x 1000 mm. However, customized shapes and sizes are always welcomed based on client requirements.
What is the heat resistance of this electrical laminated wood?
The material is designed for high-temperature resistance, categorized under the F 155 thermal rating, and can operate safely in oil environments up to 150ºC.
What is the moisture content of the wood?
The moisture content is strictly controlled to be less than or equal to 6.0% to ensure optimal insulation performance.
Can this material replace epoxy paper sheets?
Yes, it has high mechanical strength and excellent oil compatibility, making it a cost-effective and lighter alternative to epoxy paper sheets and steel plates in transformer applications.
Product Summary

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