Chinese Factory Oil Immersed Transformer Insulation Pressboard Press Paper Board Wood Pulp Pressed Paper Board

Product Details
Customization: Available
Application: High Temperature
Tensile Strength: Good
Still deciding? Get samples of US$ 1/Piece
Request Sample
Gold Member Since 2023

Suppliers with verified business licenses

Audited Supplier

Audited by an independent third-party inspection agency

to see all verified strength labels (11)
  • Chinese Factory Oil Immersed Transformer Insulation Pressboard Press Paper Board Wood Pulp Pressed Paper Board
  • Chinese Factory Oil Immersed Transformer Insulation Pressboard Press Paper Board Wood Pulp Pressed Paper Board
  • Chinese Factory Oil Immersed Transformer Insulation Pressboard Press Paper Board Wood Pulp Pressed Paper Board
  • Chinese Factory Oil Immersed Transformer Insulation Pressboard Press Paper Board Wood Pulp Pressed Paper Board
  • Chinese Factory Oil Immersed Transformer Insulation Pressboard Press Paper Board Wood Pulp Pressed Paper Board
  • Chinese Factory Oil Immersed Transformer Insulation Pressboard Press Paper Board Wood Pulp Pressed Paper Board
Find Similar Products

Basic Info.

Model NO.
3050
Type
Insulation Sheet
Rated Voltage
35kv-110kv
Name
Insulation Pressboard
Nsulation Class
a (105)
Diameter
4-30mm
Usage
Exterior Tiles
Material
Wood Pulp
Refractoriness
105
Apparent Density
1.12
Color
Natural Brown or Red
Transport Package
Wooden Cases or Wooden Pallet10 Ply Plywood
Trademark
Powerwell
Origin
Hunan, China
Production Capacity
50 Ton/Tons Per Month

Product Description

Chinese Factory Oil Immersed Transformer Insulation Pressboard Press Paper Board Wood Pulp Pressed Paper Board

Chinese Factory Oil Immersed Transformer Insulation Pressboard Press Paper Board Wood Pulp Pressed Paper Board

Item

Test standard

Measured

Standard value

value

Thickness tolerance

IEC 641-2

≤ 1.6 mm 6.00 %

±7.5 %

> 1.6 - 8.0 mm 3.00 %

± 5.0 %

Apparent density

≤ 1.6 mm 1.09 g/cm³

1.00 - 1.20 g/cm³

> 1.6 - 4.0 mm 1.15 g/cm³

1.10 - 1.25 g/cm³

Min. tensile strength M.D. unfolded

≤ 1.6 mm 75 N/mm²

70 N/mm²

> 1.6 - 4.0 mm 90 N/mm²

80 N/mm²

Min. tensile strength C.M.D, unfolded

≤ 1.6 mm 60 N/mm²

50 N/mm²

> 1.6 - 4.0 mm 70 N/mm²

55 N/mm²

Min. elongation M.D, unfolded

6.50%

6.00%

Min. elongation C.M.D, unfolded

8.10%

8.00%

Max. moisture content

7.60%

8.00%

Max. ash content

0.80%

2.00%

pH of aqueous extract

6.3

6.0 - 9.0

Max. shrinkage M.D

0.40%

0.50%

Max. shrinkage C.M.D

0.60%

0.70%

Max. thickness shrinkage

3.90%

5.00%

Min. oil absorption

≤ 1.6 mm 13.7 %

11.00%

> 1.6 - 4.0 mm 10.6 %

9.00%

Compressibility C

≤ 1.6 mm 9.4 %

10.00%

> 1.6 - 4.0 mm 5.7 %

7.50%

Revers. part of compressibility Crev

≤ 1.6 mm 54 %

45%

> 1.6 - 4.0 mm 71 %

50%

Min. breakdown voltage in oil

≤ 1.6 mm 15 kV/mm

12 kV/mm

> 1.6 - 4.0 mm 13 kV/mm

10 kV/mm

Max. conductivity of aqueous extract

≤ 1.6 mm 3.3 mS/m

10 mS/m

> 1.6 - 4.0 mm 3.5 mS/m

10 mS/m

 

Chinese Factory Oil Immersed Transformer Insulation Pressboard Press Paper Board Wood Pulp Pressed Paper Board

Chinese Factory Oil Immersed Transformer Insulation Pressboard Press Paper Board Wood Pulp Pressed Paper Board

Chinese Factory Oil Immersed Transformer Insulation Pressboard Press Paper Board Wood Pulp Pressed Paper Board

Send your message to this supplier

*From:
*To:
*Message:

Enter between 20 to 4,000 characters.

This is not what you are looking for? Post a Sourcing Request Now
Contact Supplier