Ferrospin

Ferrospin is a chromium-free refractory made from high-purity magnesia and electro-fused spinel. It offers excellent abrasion resistance, high thermal shock stability, corrosion resistance, and environmental friendliness. ([irepco.com][1]) [1]: https://www.irepco.com/en/products/?utm_source=chatgpt.com "Iran Refractory Products Company"