G4265 , G4265S, GZ4265column horizontal band saw machine is mainly used to cut various ferrous metals and no-ferrous metals.

GZ4265立柱卧式带锯床，主要用于锯切各种黑色金属、有色金属。

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There were no apparent different effects between using ferrous sulfate and using ferrous ammonium sulfate, the former was much cheaper and no secondary pollution.

用硫酸亚铁的效果与用硫酸亚铁胺的效果相差不大，且前者价格便宜，使用中不会造成二次污染；

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The result showed that by using chemical cleaning media to prevent autoignition of ferrous sulfide, the effect is obviously good with no corrosion, no pollution, and simple and quickly.

应用结果表明：选择化学清洗预防硫化亚铁自燃，效果明显，且无腐蚀、无污染，简单、快捷。

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