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ProBlend 77 from SWT group is a specially formulated bitumen-based high solids rust preventative which will provide years of underbody corrosion protection for all types of vehicles in any environment. This latest offering from SWT Groups’ wide range of rust preventive products provides the additional benefit of superior chip resistance while minimizing road and powertrain noise incursion to the vehicle passenger compartment. ProBlend 77 exhibits superior durability against road salts and most automotive chemicals while standing up well to power washer spray and extreme weather conditions.

Product Type: Solventborne Coating, Solventless & High Solids Coating

Features: Chemical Resistant, Chipping Resistance, Corrosion Resistant, Good Weather Stability, High Durability, High Solids Content, Low Temperature Strength, Road Salt Resistant, Salt Water/Spray Resistant

Application Method: Brush, Spray

Technical Data Sheet
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Knowde Enhanced TDS

Identification & Functionality

Features & Benefits

Product Highlights
  • New vehicle frame, underbody and wheel-well corrosion preventative
  • High-solids formula
  • Excellent salt spray performance at low film
  • Designed for superior chip resistance at low temperatures

Applications & Uses

Application Method
Surface Preparation

Surface should be dry and free of loose material and or other contaminants for optimal results.

Applications

PROBLEND 77 can be sprayed on or brushed on with equal effectiveness.

Properties

Odor
Mild solvent
Physical Properties
ValueUnitsTest Method / Conditions
FlammabilityFire is self-extinguishing--
Solids by Volume75.0%-
Sag Resistancemin. 60 Mils-
Viscosity (Typical)15000 - 25000 --

Technical Details & Test Data

Performance Data
Test Method Specification Result
Salt Spray ASTM B117 3000 Hrs <1%
Chip Resistance 10 Mil DFT at23°C ASTM D3170 2-4 chips <1mm 8A
Chip Resistance 10 Mil DFT at -20°C ASTM D3170 2-4 Chips 1-3mm 8B
Dry Time Air cure Dry to touch 60 min