Lignite Powder is used in water based muds as a dispersant and fluid loss control additive especially at elevated temperatures and pressures. Lignite Powder is stable up to 400°F and may be used in all types of water based mud systems.
LIGNITE POWDER
PRODUCT DESCRIPTION:
Lignite Powder is a dry, ground, powdered lignite used in water based muds.
TYPICAL PHYSICAL PROPERTIES:
Appearance Brown to black free flowing powder
pH (1% soln) 4.5
Bulk Density 99.8lb/ft³
Moisture Content at 105 # 2 ºC 12 % max
APPLICATIONS:
Lignite Powder is used in water based muds as a dispersant and fluid loss control additive
especially at elevated te mperatures and pressures. Lignite Powder is stable up to 400°F and may
be used in all types of water based mud systems.
Lignite Powder is normally mixed through the hopper at the rate of 10-15 minutes per sack.
Normal treatments are in the range of 3-8 ppb.
PERFORMANCE:
1. Physicalstate
2. MoistureContentat105 # 2 ºC,
3. Dry ScreenAnalysis:
FractionPassing through72Mesh BSS or
EquigalentSieve,Percentby mass
4. PerformanceTest:
(a)Preparationof SodiumLigniteSolution Take 50gof 72Mesh(BSSorEquivlent) PowderedLignite(ondrybasis)anddissolve in350mlofDistilledWatercontaining10g CausticSoda(AR/GRgrade)with the help of HamiltonBeachMixer,stirring at highspeedfor30minutes.Transferifto500 mlvolumetricflask. AgethisSolutionfor
24hoursat24±2 ºcandmakethevolumeto
500ml.MixtheSolutionthoroughlytomake it Homogenous beforeuse.
TOXICITYAND HANDLING:
Bioassayinformation isavailableuponrequest.Handleasanindustrialchemical,wearing protectiveequipmentandobservingtheprecautionsasdescribedontheTransportation and MaterialSafetyDataSheet(MSDS).
PACKING:
Lignite Powder is packaged in 25 Kg paper bags.
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