What are the available grain sizes?

Available sizes range from F4-F90 to F1000-F1200, with special requirements satisfiable through discussion.

What is the lead time for orders?

The average lead time is within 15 workdays for both peak and off-peak seasons.

Great Quality B4c Powder Boron Carbide for Grinding Polishing Lapping Coating

Name: Great Quality B4c Powder Boron Carbide for Grinding Polishing Lapping Coating
Brand: Kumthai Abrasives Co., Ltd.
SKU: 757231622

Henan, ChinaKumthai Abrasives Co., Ltd.

US$15.00-50.00

100 kg

Sample price:US$0.00/kg.Request sample

Product profile

Customization

Available

Material

Polishing Powder

Usage

Polishing

Model NO.

B4C

Customized

Color

Black

Crystal Color

Black

Crystal Structure

Rhombi

Mohs Hardness

9.36

Density

More Than 2.52g/cm3

Flexural Strength

300-500MPa

Compressive

3000-5000MPa

Transport Package

Paper Bag, Carton Box, Pallet, etc.

Specification

F4-F2000.

Trademark

kumthai

Origin

Zhengzhou, China

HS Code

2849901000

Production Capacity

100000tons/Month

Key features

Extreme Hardness: Mohs hardness 9.36 and microhardness 5400-6300kg/mm2, second only to diamond.

Neutron Absorption: Absorbs large amounts of neutrons without forming radioactive isotopes.

Customized Options: Crystal color and structure are customized to meet specific requirements.

Chemical Stability: No reaction with acids or alkalis; excellent high/low temperature endurance.

Lightweight Armor: Ideal for tank armor and bulletproof clothing due to low density and high strength.

High Purity: Available in various grain sizes with B4C content up to 96.5%.

Cost-Effective: Easier to manufacture and less costly than diamonds and CBN.

Versatile Applications: Used in grinding, polishing, nuclear control, and ceramic coatings.

Company profile

Kumthai Abrasives Co., Ltd.

Henan, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2009-05-01Nearest Port: Shanghai port, China, Qingdao port, China, Tianjin port, ChinaAverage Response Time: ≤1.49hTerms of Payment: LC, T/T, D/PInternational Commercial Terms(Incoterms): FOB, CFR, CIF, DAT, FAS, DDP, DAP, CIP, CPT, FCA, EXW, Others

AI-Powered supplier vetting

SummaryKumthai Abrasives Co., Ltd. is a China-based limited company in Zhengzhou, Henan, identified as both a trading company and manufacturer/factory. The supplier focuses on synthetic diamond abrasives and related superhard materials, with stated production workshops, advanced production and testing equipment, three production lines, and annual synthetic diamond productivity of 120 tons. It reports ISO 9000, ISO 9001, ISO 14000, and ISO 14001 certifications, as well as 6–10 R&D engineers and 6–10 quality-control staff. The company offers OEM, ODM, and its own KUMTHAI brand, and exports to multiple global regions. Its stated lead time is within 15 working days in both off-peak and peak seasons. Evidence supports production, customization, certification, and technical-service capabilities. However, the slices do not provide sufficient evidence to assess financial credibility or specific customer cases.

Supplier typeThe supplier is identified as both a trading company and manufacturer/factory, with a limited-company structure and an address in Zhengzhou, Henan, China. Its stated focus includes the design, development, production, and sales of superhard abrasive materials, indicating an operating model that combines manufacturing and trading activities.

CertificationsThe supplier reports holding ISO 9000, ISO 9001, ISO 14000, and ISO 14001 management-system certifications. These stated certifications provide explicit evidence of formal quality and environmental management systems.

After-Sales capabilityThe company states that it provides customer service, professional technical support, and product services through a technology R&D team and service team. This supports the existence of technical and service resources, although the slices do not specify warranty terms, service response procedures, or post-sale performance records.

R&D capabilityThe supplier reports a professional technology R&D team, 6–10 years of total R&D-engineer experience, advanced production and testing equipment, and product development involving synthetic diamond micron powders from 40 nm to 125 microns. These details explicitly support R&D and product-engineering capability.

Production capacityThe supplier reports multiple production workshops, three production lines, advanced equipment, annual synthetic diamond productivity of 120 tons, monthly output of 25 million carats of micron powders, and around 30 million carats of crushed synthetic diamond grits. It also states a lead time within 15 working days in both peak and off-peak seasons, supporting substantial and responsive production capability.

Customization capabilityThe supplier explicitly offers OEM and ODM services in addition to its own KUMTHAI brand, according to customer requirements. It also accepts a broad range of quotation and delivery terms, but the slices do not specify customization limits, tooling support, or sample-development procedures.