Silicon carbide (SiC), also known as carborundum, is one of the most widely used synthetic abrasive materials in modern manufacturing. Due to its high hardness, excellent thermal conductivity, chemical stability, and strong wear resistance, it is used in grinding, sandblasting, polishing, refractory materials, technical ceramics, metallurgy, and semiconductor-related applications.

As global manufacturing industries continue to demand more precise abrasive materials and higher-performance industrial powders, finding reliable silicon carbide manufacturers has become increasingly important for industrial buyers.

However, not every silicon carbide supplier offers the same manufacturing capabilities. Some companies specialize in large-scale silicon carbide production, while others focus on abrasive grains, precision micro powders, high-purity materials, or customized particle-size distribution.

In this guide, we introduce 10 silicon carbide manufacturers from different countries, including the United States, Germany, Japan, India, Spain, and China. We compare their product portfolios, manufacturing capabilities, industrial applications, and market positioning to help buyers identify suitable silicon carbide manufacturers and suppliers.

The list is an editorial selection based on publicly available company information, product ranges, manufacturing experience, and industrial applications. It is not an official ranking by production capacity, revenue, or global market share.

Quick Comparison: 10 Silicon Carbide Manufacturers Worldwide

1. Fiven / Kymera International

Country: Norway / International
Main Products: Silicon Carbide Grains, Silicon Carbide Powders, High-Purity SiC

Fiven is one of the established names in the global silicon carbide industry. The company is now part of Kymera International and has more than a century of experience in silicon carbide materials.

Its SIKA® product portfolio covers several industrial applications, including abrasives, refractories, metallurgy, technical ceramics, and high-purity materials.

The company’s silicon carbide products are designed for applications where hardness, thermal stability, chemical resistance, and controlled material properties are important.

Main Products

• SIKA® ABR – Silicon carbide for abrasive applications.
• SIKA® REF – Silicon carbide for refractory applications.
• SIKA® MET – Metallurgical-grade silicon carbide.
• SIKA e-SiC® – High-purity silicon carbide powders.
• SIKA® TECH – Silicon carbide powders and ready-to-press granules for technical ceramics.

One important feature of Fiven is its ability to develop customized silicon carbide materials. Rather than focusing exclusively on standard abrasive grain sizes, the company also serves customers requiring specialized chemical and physical properties.

Main Applications

• Grinding wheels and abrasive tools
• Refractory products
• Metallurgical processes
• Technical ceramics
• Electronics and advanced materials

Why It Matters to Buyers

Fiven is particularly relevant to large industrial manufacturers that require consistent material specifications, technical support, and a broad selection of silicon carbide products. Its diversified product portfolio also makes it a useful benchmark for companies developing higher-value SiC materials.

2. Washington Mills

Country: United States
Main Products: Black Silicon Carbide, Green Silicon Carbide, Microgrits, Fine Powders

Washington Mills is a well-established American manufacturer of abrasive grains and specialty fused minerals.

The company began manufacturing silicon carbide in 1986 and has developed its CARBOREX® product family for different industrial applications.

Unlike companies that only purchase and process externally sourced silicon carbide, Washington Mills operates its own silicon carbide manufacturing facilities and produces silicon carbide crude before processing it into finished grains and powders.

Main Products

CARBOREX® Black Silicon Carbide

Black silicon carbide is commonly used in grinding, abrasive blasting, lapping, polishing, and refractory applications.

Its published product information includes a typical SiC content of approximately 97.8%, with standard and customized grain sizes.

CARBOREX® Green Silicon Carbide

Green silicon carbide is generally selected for applications requiring high hardness, sharp cutting performance, and precision finishing.

Washington Mills publishes a typical SiC content of approximately 99% for its green grade, with ANSI and FEPA particle-size options.

CARBOREX® Microgrits and Fine Powders

The company also produces microgrits and fine powders for advanced ceramics, precision grinding, semiconductor-related applications, and specialized industrial processes.

Main Applications

• Bonded abrasives
• Coated abrasives
• Grinding wheels
• Sandblasting
• Wire sawing
• Refractories
• Advanced ceramics
• Metallurgy

Why It Matters to Buyers

Washington Mills is an important benchmark for industrial silicon carbide manufacturers because of its integrated production capabilities, extensive product range, and technical documentation.

For buyers comparing suppliers, its CARBOREX® product specifications provide a useful reference for evaluating chemical composition, grain size, and particle characteristics.

3. Carborundum Universal Limited (CUMI)

Country: India
Main Products: Silicon Carbide Grains, Silicon Carbide Micro Grits

Carborundum Universal Limited, commonly known as CUMI, is one of India’s major industrial materials and abrasive manufacturers.

Founded in 1954, the company operates as part of the Murugappa Group. Its Electro Minerals Division produces several types of fused and sintered minerals for industrial customers.

Its product portfolio includes silicon carbide, brown fused alumina, white fused alumina, zirconia, and specialty abrasive materials.

Main Silicon Carbide Products

• Silicon Carbide Crude
• Silicon Carbide Macrograins
• Silicon Carbide Fine Grains
• Silicon Carbide Micro Grits
• Specialty Silicon Carbide Powders

CUMI’s microgrit manufacturing process includes milling selected and cleaned macrograin feedstock, followed by classification and quality inspection.

The company describes the use of particle-size analysis and shape-analysis equipment to help control powder consistency, particle distribution, and product quality.

Main Applications

• Bonded abrasives
• Coated abrasives
• Superfinishing stones
• Lapping and polishing
• Silicon wafer slicing
• Brake friction materials
• Diesel particulate filters

Why It Matters to Buyers

CUMI is particularly interesting for manufacturers looking to source several abrasive materials from one established industrial supplier.

Its combination of fused alumina, silicon carbide, and other electro-minerals makes it a useful competitor to study when developing a diversified abrasive material business.

4. Navarro SiC

Country: Spain
Main Products: Black Silicon Carbide, Green Silicon Carbide, Macrograins, Microgrits

Navarro SiC is a specialized European silicon carbide manufacturer based in Spain.

The company has produced silicon carbide since 1950 and operates two silicon carbide production facilities.

Unlike diversified abrasive companies that manufacture many different minerals, Navarro focuses strongly on silicon carbide materials and their industrial applications.

Main Products

Black Silicon Carbide

Navarro produces different black silicon carbide grades for grinding wheels, abrasive discs, sandpaper, polishing, and other industrial applications.

Green Silicon Carbide

Green silicon carbide is offered for precision grinding, cutting, polishing, and applications involving hard and brittle materials.

Macrograins and Microgrits

One of Navarro’s strengths is its range of standardized grain sizes. The company produces products according to several international standards, including FEPA, ANSI, and JIS.

Its published product portfolio includes examples such as:

• C-O Black SiC: approximately 98.2% SiC.
• C-6 Black SiC: approximately 98.0% SiC.
• C-5 Green SiC: approximately 99.1% SiC.

Available specifications vary by grade and application.

Main Applications

• Grinding wheels
• Abrasive discs
• Sandpaper and abrasive cloth
• Marble and granite processing
• Glass grinding
• Silicon wafer cutting
• Refractory materials
• Metallurgy

Why It Matters to Buyers

Navarro is an important manufacturer to consider when comparing European silicon carbide suppliers.

Its product documentation is particularly useful for buyers who need to compare SiC purity, grain sizes, and different abrasive standards.

5. ESK-SIC GmbH

Country: Germany
Main Products: Silicon Carbide Grains, Silicon Carbide Fractions

ESK-SIC GmbH is a German manufacturer specializing in crystalline silicon carbide grains and fractions.

The company is located in Frechen, near Cologne, and has more than 80 years of experience in silicon carbide production and processing.

ESK-SIC was acquired by the Schunk Group on January 1, 2025, marking an important change in its corporate ownership.

Main Products

• Crystalline Silicon Carbide Grains
• Silicon Carbide Fractions
• Fine Silicon Carbide Grades
• Specialty SiC Materials

ESK-SIC focuses on controlled manufacturing processes and material analysis.

Its technical capabilities include particle-size analysis, grain-shape analysis, and chemical and physical characterization. The company also provides analytical services using technologies such as scanning electron microscopy and laser diffraction.

Main Applications

• Abrasives
• Refractory materials
• Solar industry
• Electronics
• Advanced composites
• Diesel particulate filters

Why It Matters to Buyers

ESK-SIC is particularly relevant to buyers who need technically controlled silicon carbide materials rather than only standard commercial abrasive grains.

Its focus on particle characterization and quality assurance provides a useful benchmark for evaluating precision SiC manufacturers.

6. Pacific Rundum Co., Ltd.

Country: Japan
Main Products: Black Silicon Carbide, Green Silicon Carbide, Fine Powders, Ultrafine Powders

Pacific Rundum is a Japanese manufacturer of ceramic and abrasive materials, including silicon carbide and fused alumina products.

The company is particularly interesting for buyers looking for precision powder materials rather than only conventional abrasive grains.

Its Nisso Rundum product family includes several types of black and green silicon carbide.

Main Products

The company supplies materials for different industrial applications, ranging from conventional grinding and polishing to high-temperature ceramic processing.

Its low-carbon and high-purity green silicon carbide grades are particularly interesting for specialized material applications.

Main Applications

• Grinding wheels
• Precision polishing
• Refractory materials
• Ceramic filters
• Kiln furniture
• Sintering materials
• Semiconductor heat-processing components
• Power-device materials

Why It Matters to Buyers

Pacific Rundum is a useful benchmark for manufacturers developing higher-value silicon carbide powders.

Its product classification and specialized grades demonstrate how SiC manufacturers can serve customers beyond conventional abrasive applications.

7. Shinano Electric Refining Co., Ltd.

Country: Japan
Main Products: Black Silicon Carbide, Green Silicon Carbide, Fine Powder, Ultrafine Powder

Shinano Electric Refining is another established Japanese silicon carbide manufacturer.

The company’s history dates back to 1921. It began supplying silicon carbide abrasive grains for grinding wheels in 1931 and has continued developing silicon carbide powders and related products.

Its SHINANO-RUNDUM product series is especially relevant to industrial buyers requiring fine particle sizes and precision powder processing.

Main Products

• Black Silicon Carbide Powder
• Green Silicon Carbide Powder
• SHINANO-RUNDUM CP
• SHINANO-RUNDUM GP
• Silicon Carbide Ultrafine Powder

The CP and GP products are manufactured from selected black and green silicon carbide crystals.

The processing sequence includes crushing, chemical treatment, classification, filtration, and drying.

The company publishes fine powder sizes from approximately #240 to #8000, depending on the required specification.

Main Applications

• Silicon wafer slicing
• Quartz and crystal processing
• Ceramic lapping
• Glass polishing
• Abrasive paper and cloth
• Grinding wheels
• Technical ceramics
• High-thermal-conductivity fillers

Why It Matters to Buyers

Shinano is worth studying for its experience in fine powder production and particle classification.

For companies supplying precision polishing and semiconductor-related materials, it provides a useful example of how to position specialized SiC powder products.

8. SNAM Abrasives Pvt. Ltd.

Country: India / Vietnam
Main Products: Black Silicon Carbide, Green Silicon Carbide, Microgrits

SNAM Abrasives is part of the SNAM Group, an Indian manufacturing group established in 1981.

The group operates several manufacturing businesses covering silicon carbide, ferrosilicon, ferrosilicon magnesium, and related metallurgical materials.

An important characteristic of SNAM is that its silicon carbide operations are organized across different specialized companies.

For example:

• Vietnam Abrasives Company Limited manufactures black silicon carbide crude and metallurgical-grade SiC.
• SNAM Abrasives Private Limited manufactures abrasive-grade silicon carbide.
• SNAM Micro Abrasives Private Limited manufactures silicon carbide microgrits.

Main Products

• Black Silicon Carbide
• Green Silicon Carbide
• High-Purity Silicon Carbide
• Silicon Carbide Microgrits
• Coated Abrasive SiC
• Refractory-Grade SiC
• Metallurgical-Grade SiC

According to the company, its products are exported to more than 45 countries.

Main Applications

• Bonded abrasives
• Coated abrasives
• Grinding and polishing
• Refractory materials
• Metallurgical applications
• Industrial surface treatment

Why It Matters to Buyers

SNAM is one of the more relevant manufacturers to compare when researching abrasive-grade silicon carbide from India.

Its specialized production structure is particularly interesting because it separates crude SiC, abrasive-grade products, and microgrit manufacturing into different business units.

9. Zhengzhou Haixu Abrasives Co., Ltd.

Country: China
Main Products: Black Silicon Carbide, Green Silicon Carbide, SiC Powder, Microgrits

Zhengzhou Haixu Abrasives Co., Ltd. is a Chinese abrasive material company established in 1999 and located in Henan Province.

The company focuses on black and green silicon carbide and serves international customers in the abrasive, refractory, and surface-treatment industries.

Its public company profile describes manufacturing facilities for both black and green silicon carbide.

Main Products

• Black Silicon Carbide Grit
• Green Silicon Carbide Grit
• Silicon Carbide Fine Powder
• Silicon Carbide Micro Powder
• Refractory-Grade Silicon Carbide
• Abrasive-Grade Silicon Carbide

The company lists GB, FEPA, and JIS standards among its product specifications.

Its production and processing activities include silicon carbide processing, crushing, sand making, screening, and particle classification.

Main Applications

• Abrasive blasting
• Grinding wheels
• Polishing
• Refractory materials
• Ceramic processing
• Industrial surface preparation

Why It Matters to Buyers

Haixu is a useful company to benchmark when comparing China-based silicon carbide manufacturers.

Its product range is close to the requirements of many industrial buyers who need black silicon carbide, green silicon carbide, and different abrasive grain sizes from one supplier.

10. Henan Yu Mo New Material Co., Ltd. (YUMO)

Country: China
Location: Wuzhi County, Jiaozuo City, Henan Province
Main Products: Black Silicon Carbide, Green Silicon Carbide, SiC Fine Powder, SiC Micro Powder

Henan Yu Mo New Material Co., Ltd., also known as YUMO or YM Corundum, is a Chinese abrasive material manufacturer specializing in fused alumina and silicon carbide products.

The company was established in 2010 and is located in Wuzhi Abrasive Park, Henan Province.

Its original business focused on white fused alumina. Over time, the company expanded its product portfolio to include brown fused alumina, black silicon carbide, green silicon carbide, fine powders, and micro powders.

Unlike manufacturers focusing exclusively on silicon carbide, YUMO supplies multiple abrasive material categories to industrial buyers.

Main Silicon Carbide Products

1. Black Silicon Carbide (SiC-C)

YUMO’s black silicon carbide range includes abrasive grains, fine powders, and micro powders.

Its published product specifications include F12–F220 abrasive grains and different fine and micro powder sizes.

The black silicon carbide product page lists typical SiC contents that vary by particle-size grade, with higher percentages in coarser abrasive grades.

Typical applications include:

• Grinding and cutting
• Stone and ceramic processing
• Abrasive blasting
• Refractory materials
• Polishing
• Industrial surface treatment

Product details: Black Silicon Carbide Grit and Powder

2. Green Silicon Carbide (SiC-GC)

Green silicon carbide is another important product in YUMO’s portfolio.

The company offers green silicon carbide grains, fine powders, and micro powders for precision grinding and polishing applications.

Its published product range includes F-series abrasive grains, P-series sizes, and fine powder specifications.

Green silicon carbide is particularly suitable for hard and brittle materials where sharp cutting performance and controlled particle size are important.

Typical applications include:

• Precision grinding
• Ceramic processing
• Quartz glass processing
• Optical material polishing
• Hard alloy finishing
• Abrasive tools

Product details: Green Silicon Carbide Powder and Grit

3. Silicon Carbide Micro Powder

For applications requiring finer particle sizes, YUMO also provides black and green silicon carbide micro powders.

These materials are produced through crushing, milling, and classification processes to obtain the required particle-size distribution.

Micro powder applications include precision polishing, ceramic processing, lapping, and specialized industrial finishing.

Product details: Silicon Carbide Micro Powder

Manufacturing and Quality Control

YUMO’s published company information describes its manufacturing and processing operations for fused alumina and silicon carbide.

Its green silicon carbide product information highlights acid-base washing, electric-furnace drying, particle-size classification, and sample evaluation.

For industrial customers, these processes are important because the performance of silicon carbide is influenced not only by chemical composition but also by particle shape, cleanliness, and particle-size distribution.

Before placing an order, buyers can request relevant technical documentation, product samples, and batch-specific quality information.

Why Choose Henan Yumo New Material Co., Ltd.?

YUMO is particularly relevant to buyers looking for a China-based abrasive material supplier with multiple product categories.

Its main advantages include:

• Black and green silicon carbide product options.
• Abrasive grains, fine powders, and micro powders.
• Customized particle-size requirements.
• Multiple fused alumina and silicon carbide products.
• Sample evaluation and technical communication.
• Industrial packaging options.
• Supply solutions for abrasive, polishing, and refractory applications.

The company’s main positioning is not to claim the largest silicon carbide production capacity in the world, but to provide practical sourcing options for industrial customers who need different abrasive materials and customized specifications.

For buyers sourcing both silicon carbide and fused alumina, YUMO can be considered as an additional China-based manufacturer to evaluate.

Company information: About Henan Yumo New Material Co., Ltd.

Conclusion: Finding the Right Silicon Carbide Manufacturer

The global silicon carbide industry includes large integrated manufacturers, specialized abrasive producers, and companies focusing on precision powders and advanced industrial materials.

Fiven, Washington Mills, and CUMI are useful companies to research for broad industrial product portfolios and established manufacturing capabilities.

Navarro SiC and ESK-SIC provide important European manufacturing references, while Pacific Rundum and Shinano Electric Refining are particularly interesting for fine powders and precision applications.

SNAM Abrasives is a relevant manufacturer to compare in the Indian abrasive market. In China, Zhengzhou Haixu Abrasives and Henan Yu Mo New Material Co., Ltd. are additional companies worth evaluating for black silicon carbide, green silicon carbide, and abrasive powder sourcing.

Ultimately, selecting the right supplier requires comparing product specifications, manufacturing capabilities, quality documentation, samples, pricing, and delivery reliability.

For industrial buyers looking for black silicon carbide, green silicon carbide, or silicon carbide micro powder from China, Henan Yu Mo New Material Co., Ltd. offers another option to consider.

Contact YUMO for silicon carbide product information, customized particle sizes, and industrial supply enquiries.