In order to meet the growing wealth of heating radiators market, the company has also developed steel radiator and fine sand without high-gradecastiron decoration cast iron radiators and radiator.
为适应日益丰富的采暖散热器市场，公司还开发了钢制散热器及无砂精品铸铁散热器和高档装潢铸铁散热器。
2
They are usually made of high-gradecast alloy iron to improve wear characteristics of the cylinder.