What are the available grain sizes?

Available from coarse grits (1-3mm) to superfine micron sizes; contact us for more specific grain size requirements.

Superior Quality Boron Carbide B4c with Excellent Abrasion Resistance

Name: Superior Quality Boron Carbide B4c with Excellent Abrasion Resistance
Brand: Kumthai Abrasives Co., Ltd.
SKU: 781497702

Henan, ChinaKumthai Abrasives Co., Ltd.

US$15.00-50.00

1,000 kg

Sample price:US$0.00/kg.Request sample

Product profile

Customization

Available

Artificial Abrasive Type

Boron Carbide B4c

Application

Armed Forces and Nuclear Industry, etc.

Model NO.

B4C

Function

Grinding, Polishing, Lapping, Drilling...

Source

Artificial Abrasives

Hardness

Superabrasive

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

Iron Drum, Paper Drum, Paper Bag, Carton Box, etc.

Specification

1-3/3-5/2-5mm, F4-F1500

Trademark

Kumthai

Origin

Zhengzhou, China

HS Code

2849901000

Production Capacity

100000tons/Month

Key features

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

Neutron Absorption: Ideal for nuclear control rods; absorbs neutrons without forming radioactive isotopes.

Extreme Wear Resistance: Excellent abrasion resistance for sandblasting nozzles and armor applications.

Wide Application Range: Used in defense, nuclear, electronics, and industrial grinding/polishing.

Customizable Nozzles: Customized high purity Boron Carbide sandblasting nozzles available upon request.

Chemical Stability: No reaction with acids or alkalis, ensuring durability in harsh environments.

Cost-Effective Alternative: Easier to manufacture and less costly than diamond and CBN for many applications.

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: ≤1.55hTerms 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.