... (mg Ca/Kg) : 250mg/kg Maxbarite for oil drilling (325mesh) FAQ increase the drilling mud agent: In some wells, gas ... drilling, the general use of the drilling mud, clay, accounting for around 25, the proportion of water to 1, so the lower the proportion of ... causing blowout. In the ground under high pressure, the need to increase the proportion of mud, barite powder added to the slurry is an effective ...