News

In sensitive industries where impurity introduction must be avoided, the chemical inertness and extremely low self-wear rate of boron carbide grinding balls are key advantages.

High strength and hardness: The hardness of silicon carbide ceramics is second only to diamond, with extremely high wear resistance and compressive strength, suitable for extreme working conditions.

In high-end ceramics, semiconductors, and specialized coatings, material purity and particle size critically impact performance. As a leading supplier of silicon carbide (SiC) materials, HUAYI TECH introduces ultra-high-purity, submicron silicon carbide ceramic powder, designed to meet the stringent demands of precision manufacturing, electronic packaging, wear-resistant coatings, and more—empowering customers to achieve superior performance and cost efficiency.

This is the most widespread application area for boron carbide thin films. Utilizing its extremely high hardness and low friction coefficient, B₄C coatings are used to protect precision components.

Although traditional bulletproof ceramics have improved their bulletproof effect through certain toughening, they still have some drawbacks, such as increasing material toughness while sometimes reducing material strength. Moreover, traditional bulletproof ceramics are difficult to withstand continuous impacts, cannot be repaired after impact, are disposable, have high costs, low reliability, and do not have good structural designability.

Silicon carbide ceramic film has unique advantages in the field of high-temperature flue gas treatment due to its high temperature resistance,

Pressureless sintering involves heating a pre‑formed green body to high temperature (typically 2150–2250 °C) under atmospheric pressure (or in vacuum / protective atmosphere). Densification is driven by the reduction in surface free energy, with particle bonding and pore elimination occurring through diffusion,

Silicon carbide has extremely strong covalent bonds and maintains high strength even at high temperatures. This structural characteristic endows silicon carbide ceramics with excellent strength, high hardness, wear resistance, corrosion resistance, high thermal conductivity,

At present, the main method for enhancing the toughness of boron carbide ceramics is to optimize the material composition, such as by increasing fiber/whisker toughening and second phase particle toughening.

This is the most defining characteristic of boron carbide. On one hand, its strong covalent bonds (B-B and B-C) give it ultra-high hardness,

In everyone's impression, ceramics are fragile. However, after being processed by modern technology, ceramics have been transformed into a new hard and high-strength material, especially in the field of bulletproof materials that require special physical properties, ceramics have become a very popular bulletproof material.

The research on enhancing the toughness and improving the density of silicon carbide ceramics has been our ongoing work. The main methods for enhancing the toughness of silicon carbide ceramics are to change the composition of the ceramic material, such as by increasing fiber/whisker toughening, second phase particle toughening, and changing the ceramic forming process to change the internal microstructure of the ceramic.