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WPC Technologies Strontium Chromate 176

WPC Technologies Strontium Chromate 176 is the most effective and versatile corrosion inhibitor pigment available. Strontium Chromate 176 is a low dust, low oil absorption pigment compatible with aqueous or solvent borne paint systems and effective on all metals, such as steel, galvanized steel and aluminum alloys. It is widely used in aerospace and coil primers.
Technical Data Sheet

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Identification & Functionality

CI Number
Chemical Family
Chemical Name
CASE Ingredients Functions
CAS No.
7789-06-2
EC No.
232-142-6

Features & Benefits

Applications & Uses

Compatible Substrates & Surfaces
Applications
  • Solvent epoxies
  • Water epoxy
  • PVB
  • Alkyds
  • Acrylics
  • Polyurethanes
  • Polyesters

Properties

Color
Physical Form
Appearance
Yellow powder
Typical Properties
ValueUnitsTest Method / Conditions
Strontium (SrO)min. 48%
Chromate (CrO3)min. 46%
Specific Gravity3.75g/cm3ASTM D-153
Bulking Value0.032gal/lb
Bulking Value (l/kg)0.266gal/lb
Conductivitymax. 1500micro SiemensASTM D-2448
pH Value7.4 - 8.8ASTM D-1208
Moisture (110°C)max. 0.70%ASTM D-280
Oil Absorption18 - 25lbs/100 lbsASTM D-281
Fineness of Grind (Hegman Value)min. 5.0ASTM D-1210
Apparent Bulk Density (Tapped)70 - 115g/100 cm³
Mean Particle Size4 - 6micronsMalvern Mastersizer