VFI®-6171 70 D Qwik Spray Hard Coat

VFI®-6171 70 D Qwik Spray Hard Coat is a Class A fire tested, durable QWIK SPRAY SYSTEM® applied coating. A 100% solids, two part spray applied polyurethane, VFI-6170 is used as a paintable protective coating. A 70 D hardness provides high rigidity and passes impact tests required to protect many different substrates. VFI-6171 Qwik Spray Hard Coat has excellent adhesion, Class A fire testing, and good processing viscosities for easy application. Primarily used for interior applications, VFI-6171 is a fully paintable and easily sandable system to allow for easy repairs and increased aesthetics.

70 D Two part spray urethane with Class A fire testing and self leveling properties. Comes in the QWIK SPRAY SYSTEM®.

Features & Benefits

  • Superior Physical Properties Ideal for Theming Designs and Fabrication
  • Economical Application Alternative with Convenient QWIK SPRAY SYSTEM
  • 70 D Hardness Provides High Rigidity with Outstanding Impact Resistance
  • Easily Sandable and Fully Paintable Allow for Increased Aesthetics
  • Room Temperature Cure Without the Need for Post Curing
  • ASTM E84, Class A Fire Tested
  • Ready When You Need Us! Full Production Facility with Continual Batching
  • Cartridges designed for use with VFI®-7500 Qwik Spray Gun

Application Methods:

  • Spray
  • Qwick Spray

Available Packaging:

  • Cartridge

Physical Properties

  • Hardness Shore D: 70
  • Tensile Strength: 4200 psi
  • Elongation: 0.25
  • Tear Strength: 325 pli
  • Elastic Modulus: 46000 psi
  • Impact Resistance (Falling Dart): 7 in lbs @ 40mils

Liquid Properties

  • Solids by Weight: 100.00%
  • Solids by Volume: 100.00%
  • Liquid Density A Side: 9.9 lbs/gal
  • Liquid Density B Side: 9.75 lbs/gal
  • Ratio by Volume (A:B): 1A:1B
  • Ratio by Weight (A:B): 100A:98.5B
  • Viscosity A Side: 1000 cps
  • Viscosity B Side: 3000 cps
  • Cure to Touch: 80 seconds
  • Cure to Handle: 5-7 minutes
  • Recoat Window: 20 minutes
  • Flash Point: >200° F


  • Class A ASTM E84

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