Zhenjiang Shipyard independently designed 3700PS full-revolving hoisting

On the morning of June 6, 2016, Zhenjiang Shipyard (Location Review News) successfully designed and built a 3700PS full-rotation work ship (ship-type shipyard trading) independently designed and built by domestic shipowners.

Heavy Calcium Carbonate

It can be prepared by directly crushing natural calcite, limestone, chalk, shell, etc. by mechanical methods (using Raymond mill or other high-pressure mill). Because the sedimentation volume of heavy Calcium Carbonate is smaller than that of light calcium carbonate, it is called heavy calcium carbonate.

Heavy Calcium Carbonate,Heavy Calcium Carbonate,Calcium Carbonate Heavy/Light Powder,CaCo3

Henan Shunbang Chemical Industry CO.,Ltd , https://www.pvcresinchemical.com