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Fracsal II crosslinking additive consists of a specifically sized, sparingly-soluble borate crosslinking agent suspended in a hydrocarbon based carrier fluid. A standard concentration for Fracsal II is 1.0 gal per 1,000 gal of fracturing fluid with crosslink times ranging from 3 to 5 minutes depending upon the pH, temperature, and type of polymer-based fracturing fluid system.

Functions: Crosslinking Agent

Chemical Family: Borates, Boron-based Compounds

End Uses: Fracturing Fluids

Features: Water Soluble

Technical Data Sheet
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Knowde Enhanced TDS

Identification & Functionality

Industrial Additives Functions

Features & Benefits

Industrial Additives Features

Applications & Uses

Markets
Industrial Additives End Use

Properties

Color
Physical Form
Appearance
Tan Liquid
Soluble in
Water
Physical Properties
ValueUnitsTest Method / Conditions
Flash Point79.4°CASTM D93
Pour Point-26.7°CASTM D97
Specific Gravity1.15 - 1.20g/mL-

Technical Details & Test Data

Crosslink Times At Various pH Values

FRACSAL II - Crosslink Times At Various Ph Values

pH 7.6 8.6 9.6 10.6 11.6
Static Top, min:sec 3:17 3:03 2:47 4:04 6:52

 

Crosslink Time Test Parameters

Guar Base: 2% KCl
Polymer Concentration: 40 lb/1,000 gal
pH, adjusted with NaOH: 7.6 - 11.6
Temperature: 24.4°C (76°F)
Viscosity, 300 rpm: 38-42 cP