In nature, hafnium is often symbiotic with zirconium, hafnium-containing minerals contain hafnium, hafnium is homogenous with zirconium, and hafnium is predominantly present in zircon. Industrially used zircon contains 0.5-2% HfO2. HfO2 in hafnium zircon in secondary zircon ores [Read More]

How is the three stages of powder isothermal sintering divided? The isothermal sintering process of powder can be roughly divided into three stages with not very distinct boundaries according to time: (1) In the bonding stage – initial [Read More]

What is the process of spray drying granulation?  Process: 1) Material atomization 2) separation of droplets and heating medium 3) drying of droplets 4) Separation of pellets from heating medium For more information, please contact: Changsha Langfeng Metallic [Read More]

The cemented carbide base consists of two parts: one is the hardened phase; the other is the bonded metal. The hardening phase is the carbide of the transition metals in the periodic table of the elements, such as [Read More]

Application area: 1 Ultrafine hafnium carbide powder is suitable for the field of throat material of rocket nozzles, and is also an important cermet material; 2 Powder metallurgy; 3 parts on high temperature structure material ; For more information, [Read More]

hafnium carbide powder:  Volume resistivity 1.95×10-4Ω·cm (2900°C), coefficient of thermal expansion 6.73×10-6/°C. With high elastic modulus, good electrical and thermal conductivity, a small thermal expansion coefficient and good impact resistance, ultra-fine carbide tantalum can form solid solutions with [Read More]