Tianjin Changying Packaging Technology R&D Co., Ltd. / 2022-07-04
=== Base Info ===
=== Description ===
Cast Copper alloy impller, patented product,made of copper and steel.
Centrifugal castings, composite material, weight from 20kg to tons. sand cast steel centre, copper or brass outside circle.
Application: widely used in marine industry.
Brand: ZD / or OEM available
Model : customized, our foundry can produce castings as your drawings.
Tolorance: +_ 0.01mm or as request .
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