Using in the pre-precision rolling machine group of high speed wire rod mill and finishing rolling stand of bar mill, its service life is 6-10 times longer than that of alloy cast iron rolls, nears hard alloy rolls.

• 用于高速线材轧机预精轧组和棒材轧机精轧机组,使用寿命比合金铸铁轧辊提高6-10倍,接近硬质合金轧辊水平。