What is the rated voltage range?

The spacers are rated for high voltage applications, specifically 110-1000KV.

Electrical Insulation Oil Duct Milling Spacers for Transformer

Name: Electrical Insulation Oil Duct Milling Spacers for Transformer
Brand: XIN CHENG INDUSTRY MATERIAL CO., LTD.
SKU: 735913192

Tianjin, ChinaXIN CHENG INDUSTRY MATERIAL CO., LTD.

US$1.00-5.00

300 kg

Sample price:US$0.00/kg.Request sample

Product profile

Customization

Available

Application

Electrical Insulation, Insulators, Electrical Winding Insulation, Winding Wire Coating Insulation, Electrical Base, Shell, Motor, Insulating Varnish, Switch Baseplate, High Temperature, Oil Transformer

Color

Brown

Model NO.

Electrical Insulation Oil Duct Milling Spacers for

Material

Paper

Maximum Voltage

>100KV

Thermal Rating

A 105

Product Name

Electrical Oil Duct Insulation Spacer

Name 1

Transformer Insulation Spacers

Name 2

Insulation Oil Duct Block

Raw Material

Sulphate Wood Pulp Board, Pressboard

Place of Origin

China (Mainland)

Use

Transformer Oil Duct

Rated Voltage

110-1100kv

Insulation Class

a (105℃)

Type 2

Insulation Stepped Spacer

Type 3

Insulation Wedge Spacer

Chemistry

Inorganic Insulation

Classification

Inorganic Insulation Material

Certification

ISO9001

Type

Insulation Paper, Insulation Pressboard, Solid

Brand

Xincheng

Transport Package

Wooden Case

Specification

PIECES

Trademark

XINCHENG

Origin

China

HS Code

85470000

Production Capacity

3000kg/Day

Key features

High Voltage Rated: Rated voltage range of 110-1000KV for oil-immersed transformers.

Premium Material: Made from 100% electrical-grade unbleached sulphate wood pulp.

Custom Shapes: Available in T-spacer, wedge, stepped, and trapezoidal types.

ISO Certified: Product certified with ISO9001 for quality assurance.

Free Samples: Free samples available (excluding freight costs) for quality verification.

Fast Delivery: Delivery within 3-7 days for stock items, 1-2 weeks for production.

Company profile

XIN CHENG INDUSTRY MATERIAL CO., LTD.

Tianjin, China

Business Type: Manufacturer/FactoryExport Year: 2012-01-01Nearest Port: TianjinAverage Response Time: ≤18hTerms of Payment: LC, T/T, D/PInternational Commercial Terms(Incoterms): FOB, CIF

AI-Powered supplier vetting

SummaryXIN CHENG INDUSTRY MATERIAL CO., LTD. is identified as a China-based manufacturer/factory in Tianjin, although another record describes the company as a trading company, creating an entity-classification inconsistency. It offers electrical insulation and FRP-related products, reports ISO 9000 certification, more than 10 production lines, 6–10 R&D engineers, and 6–10 quality-control staff. Reported enameled aluminum wire capacity is 5,000 tons annually, with export activity since 2012 and markets across Eastern Europe, North America, Southeast Asia, and Africa. The supplier states that it emphasizes quality and after-sales service, but the provided information does not independently verify service performance, customization capability, or customer cases. Financial credibility cannot be fully assessed from the available non-financial records.

CertificationsThe supplier reports holding ISO 9000 certification. This is explicit evidence of a stated management-system certification, although no certificate scope, issuing body, or validity details are provided.

After-Sales capabilityThe company explicitly describes after-sales service, quality, reputation, and customer satisfaction as important priorities, and states that it aims to satisfy clients who remain with the company. These statements support a claimed service orientation, but do not document service processes or verified outcomes.

R&D capabilityThe supplier states that it values future innovation and reports 6–10 years of total R&D-engineer experience. This supports the existence of some R&D capability, but no specific innovations, patents, development projects, or technical achievements are provided.

Production capacityThe supplier reports annual enameled aluminum wire productivity of 5,000 tons, more than 10 production lines, 6–10 quality-control staff, and lead times of within 15 working days off-peak and one month during peak season. These figures provide explicit evidence of established production capacity and operational support.

Product Q&A

Q:What is the delivery time?

Generally 3-7 days if goods are in stock. If not in stock, it takes 1-2 weeks depending on quantity.

Q:Do you provide free samples?

Yes, we offer free samples for most products, but the buyer must pay the freight cost.

Q:How do you guarantee mass production quality matches the sample?

We keep a reference sample in our warehouse and follow your specific requirements during the production process.

Q:What materials are used for the spacers?

They are made from 100% electrical-grade unbleached sulphate wood pulp and insulation pressboard.

Q:What types of spacers are available?

We provide T-spacers, wedge spacers, stepped spacers, and trapezoidal spacers.

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