conhecimento

A granalha de carbeto de silício preto é um dos abrasivos mais usados em tombadores de rocha, com uma dureza de 9,1 na escala Mohs. Somente os grãos de diamante e de carbeto de boro superam a classificação de dureza desse material. Isso os torna perfeitos para alisar rochas ásperas até obter um acabamento de superfície elegante, principalmente quando usados em combinação com alumínio [...]

There are various types of abrasives used for grinding and cutting materials. Depending on what material needs to be ground, different grit sizes will best meet its demands. Simple steels without high carbon content typically grind well on natural (Arkansas) stones or aluminum oxide stones, while those containing hard carbides will slow down considerably when

Silicon carbide is one of the strongest advanced ceramic materials. Due to its superior strength, rigidity, low thermal expansion and corrosion resistance properties, silicon carbide makes an excellent material choice for automobile brakes and clutches as well as bulletproof vests. Silicon carbide is one of the hardest materials, second only to boron carbide and diamond.

Silicon carbide semiconductors have the potential to transform multiple markets. But what makes them special? Power devices crafted from silicon carbide offer numerous advantages when it comes to quality, reliability and efficiency. They reduce energy loss while decreasing BOM costs in designs featuring higher switching frequencies. These outstanding physical properties of SiC are enabled by

Silicon carbide (SiC) is an exceptional material with outstanding physical properties. It is resistant to high temperatures, corrosion and wear while possessing low thermal expansion rates. Moissanite occurs naturally in very limited quantities as a mineral, and has since been mass produced via Edward G. Acheson’s electric batch furnace process which continues to this day.

Silicon carbide fiber is a flexible, strong, oxidation resistant and low density ceramic material used in high temperature environments to reinforce composite materials. Due to its exceptional performance under extreme temperature conditions, carbon nanotubes have garnered wide attention in both aerospace and military weapons and equipment industries. Furthermore, these materials can also be used to

Kiln shelves are essential elements of kiln furniture that support ceramic pieces during firing, sintering or heat treating processes. Their size, shape and material all vary widely to provide optimal results. Silicon carbide is an exceptional material with exceptional thermal shock resistance, high mechanical strength and chemical stability – characteristics which make it an excellent

Silicon carbide (SiC) is a dark green to black hard crystalline substance used in various industrial applications and as a symbol of strength and resilience. Arkansas stones, made of Ozark novaculite, can be used to sharpen harder steels than most natural and synthetic stones. As they sharpen, they also polish for an exceptionally fine and

Nitride-bonded silicon carbide (NBSIC) offers outstanding mechanical, thermal and chemical properties. It can be formed into numerous shapes and sizes by various forming methods. Studies have demonstrated that NBSIC exhibits superior wear resistance compared to commonly used steel types in soil working parts. Mechanical Properties Nitride-bonded silicon carbide exhibits superior mechanical properties such as strength,

The type of abrasive used in a grinding wheel is of great significance as its selection will have an effect on its cut rate and longevity. Aluminum oxide is best for steels and irons while silicon carbide works better on non-ferrous metals. Other considerations should include the amount and precision required of the stock removal,