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Is there quality inspection before shipping?

Yes, every single alumina ring is inspected before shipping to ensure high quality and tight tolerance.

Good Thermal Alumina Spacer Thermal Insulation Ceramic Washer

Name: Good Thermal Alumina Spacer Thermal Insulation Ceramic Washer
Brand: Zhengzhou Mission Ceramic Products Co., Ltd.
SKU: 795325562

Henan, ChinaZhengzhou Mission Ceramic Products Co., Ltd.

US$0.50-20.00

2 Pieces

Product profile

Customization

Available

Application

Aerospace, Architectural, Ceramic Decorations, Electronics, Home Use, Medical, Refractory

Grain Size

1-10um

Model NO.

MSAC

Purity

99.5%

Type

Ceramic Part

Refractoriness (℃)

1770< Refractoriness< 2000

Feature

Long Time Materials

Type

Heat-Resistant Material

Shape

Ring

Material

Alumina Ceramic

Color

White Ivory

Advantage

Wear Resistance

Al2O3

95%-99.7%

Density

3.6~3.92g/Cm³

Max Working Temperature

1800c

Product Name

Heat Insulating 95% 99% Alumina Ceramic Spacer

Sample

Availiable

Size

Customize

Delivery Time

5-20days

Usage

Refractory

Transport Package

Wooden Case

Specification

Cusdomized

Trademark

MISSION

Origin

China Henan

Production Capacity

20000PCS/Month

Key features

High Purity Alumina: Available in 95% and 99.7% Al2O3 purity for superior heat and wear resistance.

Customizable Sizes: Diameter ranges from 2mm to 400mm with full customization options available.

Tight Tolerance: Precision machining ensures excellent surface roughness and flatness for seal rings.

Multiple Processing Methods: Capable of casting, pressing, grinding, extruding, and tape casting techniques.

Rigorous Quality Inspection: Every single alumina ring is individually checked before shipping to ensure quality.

Competitive Pricing: Low transportation costs and competitive prices due to long-term shipping partnerships.

Versatile Applications: Suitable for aerospace, electronics, medical, architectural, and refractory industries.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceYears of Export Experience

Zhengzhou Mission Ceramic Products Co., Ltd.

Henan, China

CertifiedBusiness Type: Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 10 Years CertifiedNearest Port: Zhengzhou Airport, Beijing AirportAverage Response Time: ≤11.96h

AI-Powered supplier vetting

SummaryThe supplier is a limited trading company focused on industrial ceramic products and related industrial materials and equipment. It is identified as a professional technical supplier and offers extensive customization, ODM, and OEM services, with new products reported during the past year. However, it does not provide 3D software design, lacks an SDK, and has no overseas warehouses, showrooms, agents, branches, or offline trade-show participation. Export sales account for 71%–90% of total sales, and the supplier has exported for 10 years. Service-management weaknesses include no written procedures or records for supplier assessment, corrective and preventive actions, or complaint handling. Financial records are indicated for 2021–2023, but no financial results are provided. Certification, production capacity, and customer-case evidence are insufficient for a definitive assessment.

Supplier typeThe supplier is explicitly classified as a trading company and a limited company. Its stated scope covers sales and import/export of ceramic products, refractory materials, non-ferrous metals, kilns, heating elements, mechanical equipment, rubber products, and certain chemical products.

After-Sales capabilityThe supplier has no written procedures or records for effective complaint handling, service-capability assessment, or corrective and preventive actions. It also reports no overseas warehouses, showrooms, agents, branches, or offline trade-show participation, although stated service quotations and payment terms are available and peak- and off-season lead times are both within 15 working days.

R&D capabilityThe supplier is identified as having professional technical R&D capability, reported new products during the past year, and offers ODM services. However, it does not provide 3D software design services and has no available SDK, so innovation capability is evidenced but technically limited in these areas.

Customization capabilityThe supplier explicitly offers customization from designs and samples, full, minor, and flexible customization, and also provides ODM and OEM services. Its product scope includes special-sized industrial ceramic parts, directly supporting broad customization capability.