Exporting: Class G Oil Well Cement, HSR
Feb 21, 2008
Shenzhen Chenggong Trade Co., Ltd. supply Class G Oil Well Cement regularly.
Quality: China GB10238-2005 Standard, or API Spec 10A .
Specification:
MgO: 6.0%Max;
SO3: 3.0%Max;
Loss On Ignition: 3.0%Max;
C3S: 48%-65%;
C3A: 3.0%Max;.....
Shenzhen Chenggong Trade Co., Ltd.