• Welan Gum concrete admixture viscosity retention System 1
Welan Gum concrete admixture viscosity retention

Welan Gum concrete admixture viscosity retention

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Loading Port:
China main port
Payment Terms:
TT OR LC
Min Order Qty:
1000 kg
Supply Capability:
500000 kg/month

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Welan Gum

Description

Welan gum is a specialty fermentation polysaccharide produced by fermentation of Sphingomonas sp.A key feature of this novel, water-soluble polysaccharide is its excellent stability and viscosity retention at temperatures up to 150°C .

Applications

Industry grade welan gum is mainly used in construction and oil exploitation as a thickening agent. It’s a good feel forming agent improve solid of construction.

Properties

Test Item

Specifications

Appearance

Off-white to tan   powder

Solubility

Hot or cold   water

Viscosity1% gum   to 1% KCL Brookfield,LVT.60rpm,spring3, 25

1500mPa.s

Loss on   drying                                       

 Max.   13%                    

pH (of 1%   solution)

5.0-9.5

Particle size

95% through 80   mesh

Shelf life

2 year after   production date under the specific storage condition

 

Features and Benefits

Anionic polysaccharide.

Excellent thermal stability.

Highly pseudoplastic solutions.

Retention of viscosity at elevated temperatures.

Stable over a wide range of pH and temperature.

Compatible with high calcium environments.

Stabilizes suspensions, emulsions und foams.

Packaging, and storage

1.Multiwall paper bag, 20kg per bag.18MT in 20’FCL without pallets.

2.Store under cool and dry condition.


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