Parameters

Required

Result

Test methods

1. Stability

< 0,03g/cm3

0,02

Cylinders 1000ml

2. Viscosity

18 – 45

Sec

32

Marsh Funnel 500/700cc

3. PH value (25⁰C)

7 - 9

9

PH meter

4. Density

1,05–1,15g/cm³

1,05

Mud Balance

5.Shear strength

1min: 20-30mg/cm3

10min: 50-100mg/cm3

21

50

Shear meter

6. Sand content

< 6%

0,6

Sand content Kit

7. Cake thickness of filter

1-3mm/30minutes

2,0

API filtration testing equipment

8. YP/PV ratio

>95%

99

Cup measure

9. Filtrate loss

< 30cc/30minutes

18

API filtration testing equipment