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Oil-Immersed Transformer Winding Support Pressboard Strips
US$3.40
500 kg

Product specifications

THK*L

Product profile

Customization

Available

Application

Electrical Insulation

Color

Brown

Model NO.

2.5-35*2000

Material

Sulfate Wood Pulp

Maximum Voltage

20KV~100KV

Thermal Rating

A 105

Transport Package

Packed in Wooden Cases and Wrapped with Stretch Fi

Specification

2100*1500*500

Trademark

Xinyuan

Origin

Tianjin

HS Code

4823700000

Production Capacity

60 T/Y

Key features

Adopted high-purity sulfate wood-pulp electrical pressboard, excellent insulation performance, suitable for long-term operation in oil-immersed transformers.
High mechanical strength and short-circuit-resistance, firmly support winding coils to avoid deformation and bulging.
Precision-machined dimensions with tight tolerance, guarantee high assembly accuracy for windings.
Multiple profiles available: rectangular, T-shaped, dovetail type, compatible with insulating spacer blocks for assembly.
Smooth burr-free surface without sharp corners, effectively prevent partial discharge risk.
Form uniform axial oil ducts, optimize transformer oil circulation and dissipate coil heat rapidly.
Low water-absorption shrinkage, stable dimension after oil immersion, resistant to deformation in long-term service.
Custom cutting available per customer drawings & samples, fit various transformer parameters flexibly.
Physical-chemical properties comply with transformer industry standards, good compatibility with transformer oil.
Clean impurity-free material, no dust shedding, maintain clean internal operating environment for transformers.

Company profile

Importers and ExportersHigh Repeat Buyers Choice
CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: OEM Service Available CertifiedCustomization Options: Customization from Samples CertifiedExport Year: 1 Years CertifiedNearest Port: Tianjin PortAverage Response Time: ≤0.01h

About Our Factory & Business Background

AddressNo. 5, Erwei Road, Jingbao Sub-park, Tianjin Pharmaceutical & Medical Device Industrial Park, Beichen District, Tianjin, P. R. China
Plant Area2000 square meters
Number of Employees6
Registered Capital1,000,000 RMB
Terms of PaymentLC, T/T, D/P, PayPal, Western Union, Small-amount payment
International Commercial Terms(Incoterms)FOB, CIF, CFR, EXW
Average Lead TimePeak Season Lead Time: within 15 workdays Off Season Lead Time: within 15 workdays
Minimum Order Quantity200 Kg
Supply Chain Partners5

Our Production Capability & Technical Expertise

Main ProductsTransformer Insulating Materials
Production Lines1
Production MachinesCNC engraving machine, Cutter saw, Flat plate pulling machine, Numerical Control Machining Center, Precision sliding saw
QA/QC inspectors1 people
Inspection Type for Finished ProductsRandom inspection(Visual inspection)
Inspection Method for Finished ProductsFinished product checked by packing staff
R&D Engineers1 people
Traceability of Raw MaterialsNo

Our Industry Experience & Global Business Record

Year of Establishment2026-03-09
Main MarketsDomestic
Repeat Buyers Choice50%~80%
Number of Foreign Trading Staff2
Overseas Agent/BranchNo
New Products Launched in Last yearNo

Our Certifications, Standards & Industry Recognition

Cooperated with Fortune 500No

Product Q&A

Q:What material are the pressboard strips made of?
A:
Made of high-density electrical insulating pressboard from sulfate wood pulp, suitable for long-term service inside oil-immersed transformers.
Q:What shapes are available for oil-duct stays?
A:
Rectangular, T-shaped and dovetail profiles are available. They can be assembled with insulating spacer blocks.
Q:Can you produce according to customer drawings or samples?
A:
Yes. Custom cutting on dimensions (L / W / THK.) is acceptable, please provide drawings or physical samples.
Q:What is the function of transformer pressboard strips?
A:
Support winding coils against short-circuit force, form axial oil-ducts for heat dissipation, and serve as solid insulation parts.
Q:How do you avoid partial discharge risk?
A:
Precision cutting, burr-free & sharp-corner-free surface to eliminate partial-discharge trigger points

Send Inquiry

*To:Xinyuan Technology (Tianjin) Co., Ltd.
*Content:
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