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一、鑄鐵、鑄鋼。傳統軸承座均是由鑄鐵和鑄鋼制作而成，使用悠久，工藝成熟。二、軋制鋼。用軋制鋼精密熔斷后制造而成的軸承座，比傳統鑄鐵、鑄鋼軸承座強度更高，也更穩定，在鋼鐵鑄造、礦山機械、污染環境中使用甚廣。三、球墨鑄鐵。球墨鑄鐵材質因其質地細

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