Description: The product is the modified derivative of bitumen, black powder material, which is a kind of anti-collapse and anti-temperature fluid loss additive for drilling.

Application: The product can be directly applied into various WBM drilling fluid system, which can effectively inhibit the clay and shale hydration and swelling. Besides, the product can also reduce the friction and improve the mudcake effect, and is compatible with various treatment agent. The common dosage is 1.0-2.0%.

Package: Packed with three-layer PE bag, net weight of 25kg; it should be stored in dry place with good ventilation.

Safety: It should avoid contact with eyes, skin and closes, and wash it with large fresh water.