Luoyang Kelder Refractories Co., Ltd. is a high-tech enterprise integrating research and development, production and sales. From the beginning of its establishment, it has paid much attention to technological progress, and created a three-level technology management mode of technology development, technology innovation and technology reserve; it has established a good strategic partnership with some domestic scientific research institutes, and often carries out technological training and academic exchanges, and has a number of scientific research achievements every year.

Ltd. is located in Yichuan County, Luoyang City. There are unique resource advantages, superior geographic location, convenient transportation; strong technical force, complete testing equipment; with a group of professional technical personnel, a complete laboratory, a number of products at the leading level, in the majority of users enjoy a good reputation.

Aluminum-magnesium spinel castables are mainly used on large, medium and small steel ladles. The product has long service life, safety and stability, and is the ideal refractory material for ladle.