The internal wall and socket of the casting pipe must be grinded on the finishing line. The uneven floating residues and oxidized iron sheets, etc in the internal wall and socket of the casting pipe can affect the using property of the casting pipes, so the internal wall and...

Zinc spraying machine can help DI pipes increase anti-corrosion and corrosion protective properties and prolong service life. ConceptUnder the reaction of the compressed air, the spraying gun sprays the melting zinc in the fog-shape to the surface of the casting pipe. The zinc...