bentonite powder

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[CN] weifang huaxia bentonite co.,ltd [Manufacturer]
Key Products/Services:
Business Overview: .Bentonite for drilling Bentonite undergoes great expansion when it is caught in water, so it possesses good characteristics of colloids, and it can ...

$125

[CN] Hargrand Drilling Tool Co., Ltd [Manufacturer]
Key Products/Services:
Business Overview: HARGRAND (Former: BAOQI) was specialized in producing drilling tools and DTH TOOLS. It is located in Yanjiao National High-Tech Development area...