Petroleum drilling grade CMC powder is mainly used as a lubricant for drilling fluids, and its appearance is white powder. CMC powder used in petroleum drilling fluids is mainly carboxymethyl fiber.

The wholesale specification of carboxymethyl fiber is 25kg, and the packaging specifications can be customized. The minimum batch size is 1 ton.

Carboxymethylcellulose CMC, an additive used in drilling fluids, can significantly increase the viscosity of the solution when dissolved in water, and has the functions of thickening, dispersing, emulsifying, and suspending protective colloids. It has been widely used in production in , construction and other fields.