rheology properties:1ppb in seawater, Fann 35 Rheometer, 0.2 Spring 600 rpm ≥ 75 300 rpm ≥ 55 200 rpm ≥ 45 100 rpm ≥ 35 6rpm ≥ 15 3rpm ≥ 12.5 pH:5 to 8.5 measured in a 1% aqueous solution appearance:cream to tan colored powder loss on drying:not more than 15% ash:≤16% dispersion test:pass test methods:available upon request
items
characteristics
rheology properties:
1ppb in seawater, Fann 35 Rheometer, 0.2 Spring
600 rpm ≥ 75
300 rpm ≥ 55
200 rpm ≥ 45
100 rpm ≥ 35
6 rpm ≥ 15
3 rpm ≥ 12.5
pH:
5 to 8.5 measured in a 1% aqueous solution
appearance:
cream to tan colored powder
loss on drying:
not more than 15%
ash:
≤16%
dispersion test:
pass
test methods:
available upon request
Application:
1. Minimized pumping friction in lime, freshwater and saltwater mud
2. Maximized drill bit penetration
3. Accelerated drilling rates in low viscosity/high shear conditions
4. Efficient suspension/solids transport in high viscosity/low shear conditions
