HDD Bentonite
As per GB/T5005-2010
Item
Measurement
API Data
standard
HDD-API Testing
Result
Mud density
6%(1m3water
with soil 60kg)
6%(1m3
water with soil 60kg)
----
Viscosity 600r/ min
----
≥30
50
Gel strength
(10min/Pa)
----
78
Marsh viscosity
s
-----
63
Plastic viscosity
Cp
-----
10
Yield value/ Plastic Viscosity(YP/PV)
----
≤1.5
1.5
Filtrate Loss ml
ml
≤15.0
12
75um sieve residue/%(m/m)
%(m/m)
≤4
4
PH
--
--
9
Moisture
%(m/m)
10-13
11