Our process flow is as follows
1 Material Selection: Chrome vanadium steel which has been made into propeller in advance is generally used as the metal material for making sleeve.
4 Surface treatment: choose sandblasting to get (matte) texture, choose grinding to get (mirror) texture.
5 Heat treatment: The purpose of heat treatment is to improve the mechanical properties of materials and make parts more practical.
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+8613429624226
+8613429624226
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Xuxian industrial area,Yiqiao,Xiaoshan,Hangzhou,China