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Submicron grade silicon carbide powder has high purity, low aluminum, low iron, high specific surface area and high surface activity, ensuring the formation of a high density ceramic structure during the pressureless sintering process, improving hardness, wear resistance and thermal conductivity. Its low impurity characteristics reduce sintering defects and are suitable for the manufacture of high-performance ceramic products in high-temperature processes, such as lithium battery sintering and powder metallurgy, to improve production efficiency and product quality.

Ningxia Northern Hi-Tech Industry Co., LTD. has successfully developed recrystallized silicon carbide (RSiC) saggars with excellent high-temperature stability, thermal shock resistance, and corrosion resistance. Suitable for sintering lithium battery materials and magnetic materials, this innovation overcomes key technical bottlenecks and marks a major step toward domestic substitution in high-performance ceramic components.

Our pressureless sintered silicon carbide bushings offer exceptional wear resistance, high-temperature stability (up to 1600°C), and flexural strength over 400 MPa. Ideal for demanding applications in pumps, seals, and rotating equipment across chemical, power, and aerospace industries. Engineered for long service life and reliable performance in corrosive and high-load environments.

Pressureless sintered silicon carbide tubes offer exceptional durability, corrosion resistance, and high-temperature performance. Their superior hardness and strength make them ideal for harsh industrial environments. Versatile and reliable, they excel in applications across industries like chemicals, metallurgy, and power generation, ensuring efficiency and quality.

With excellent sphericity, high fluidity and high bulk density, and low sintering temperature, our granulating powders are ideal for high performance ceramic products with improved densification and mechanical properties while reducing energy consumption and production costs.

Non-pressure sintered ceramic roller is made of silicon carbide material, with excellent heat resistance, wear resistance and high strength, suitable for high temperature sintering of lithium battery materials. Its high thermal conductivity and long service life, effectively improve production efficiency and product quality, widely used in ceramic manufacturing and powder metallurgy and other industries.

At the 2025 China International Exhibition for Powder Metallurgy, Cemented Carbides and Advanced Ceramics, our company presented its independently developed pressureless sintered silicon carbide products. With outstanding performance and innovative material solutions, the exhibit drew significant attention from industry professionals and domestic and international clients.

**Ningxia Northern Hi-Tech Shines at Shanghai Exhibition**   From November 19 to 21, 2024, Ningxia Northern Hi-Tech showcased its silicon carbide heat exchanger tubes at the Shanghai Chemical Equipment Exhibition. The products’ high thermal conductivity and corrosion resistance attracted significant attention, earning praise for their performance and potential applications. The event enhanced the company’s reputation, strengthened industry partnerships, and opened new market opportunities.

Ningxia Northern Hi-Tech Industry CO., LTD. showcased advanced silicon carbide products at the Munich Ceramics Exhibition, enhancing global presence and partnerships.

Ningxia Northern Hi-Tech Industry CO., LTD. participated in the Ningxia New Materials Industry Exhibition, showcasing its advanced silicon carbide products, including ballistic ceramics, pressureless sintered rollers, conductive ceramics, semiconductor polishing rings, self-lubricating bushings, and wafer boats. These products highlight extensive applications in defense, electronics, semiconductors, and aerospace. The company demonstrated its innovation and market expansion in high-performance materials and aims to continue driving silicon carbide research to support quality development in the new materials industry.

The pressureless sintered silicon carbide granulated powder is a high-performance ceramic material raw material. The silicon carbide granulated powder produced our company has many excellent characteristics and is widely used in various fields.