Guar Gum

Guar Gum

Guar gum, also called guaran, is a substance made from guar beans which has thickening and stabilizing properties useful in various industries, traditionally the food industry and, increasingly, the hydraulic fracturing industry.

Introduction

Guar gum, also called guaran, is a substance made from guar beans which has thickening and stabilizing properties useful in various industries, traditionally the food industry and, increasingly, the hydraulic fracturing industry. The guar seeds are dehusked, milled and screened to obtain the guar gum. It is typically produced as a free-flowing, off-white powder. It is classed as a galactomannan.

Functions and Applications

1. Viscosify fresh water and brine- based fluids used for drilling, milling, underreaming,

2.Gravel packing operations.Suspend bridging agents     

3.Weighting materials in fresh water and brine syste     

ItemsStandards
AppearanceA white to yellowish-white,nearly odourless powder
Viscosity(1% 2h,brookfield DVII, #4 spindle, 20rpm)5500mPa.s Min
Particle Size90% pass 200mesh
Moisture12% Max
Protein5% Max
PH5.5-7.0
StarchPass test
Acid-insoluble residue2.5% Max
Ash1% Max
Total plate count10000cfu/g Max
Mould  & yeast200cfu/g Max
Salmonella spp./10gNegative
E.coli/5gNegative



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