2017年1月19日星期四

Waste material improvemen in welan gum

PRODUCT DESCRIPTION
WELAN GUM is thermally resistant biopolymer for viscosity for viscosity and suspension control in industrial applications, it is stable up to 300ºF(150ºC)in water-based drilling, workover and completion fluids, with unique features for Lower Shear Rate Viscosity (LSRV) of drilling fluids and divalent ion tolerance

TECHNICAL SPECIFICATION
Test ItemSpecifications
AppearanceOff-white to tan powder

Solubility

Hot or cold water
Viscosity 1% gum to 1%KCL Brookfield, LVT. 60 rpm, spring 3, 25oCMin.1500 mPa.s
Loss on dryingmax.13.0%
pH (of 1% solution)7.0-10
Particle sizeTyler standard screen scale not less than 95% through
Shelf Life2 Year after production date under the specific storage conditions
PACKAGE AND STORAGE
Packaged in 25kg paper bag. Stored in s shady, dry and ventilated place.          
Waste material improvemen
               
FEATURES
1. High viscosity under low concentration.
2. High viscosity under low rotation.
3. Fine moisture retention.
4. Peculiar stability under high salinity.
5. High temperature resistance.

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