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FlexFoam-iT!™ 7 FR

FOAM-iT!™ 4 BLACK vs. FlexFoam-iT!™ 7 FR

Flame Rated Flexible Urethane Foam

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FOAM-iT!™ 4 BLACK

FOAM-iT!™ 4 BLACK vs. FlexFoam-iT!™ 7 FRFlexFoam-iT!™ 7 FR

Rigid Urethane Expanding Foams

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Key Differences

Product Type
  • Urethane Expanding Foams
  • Flame Rated Materials
  • Urethane Expanding Foams
Mixed Viscosity1,000 cps300 cps
Pot Life35 seconds1.5 minutes
Foam Density7 lb/ft³4 lb/ft³
Specific Volume229 cu. in./lb.420 cu. in./lb.
ColorWhiteBlack
Disclaimer
Although we do our best to ensure accuracy, Smooth-On offers no warranties, promises, and/or representations of any kind, either expressed or implied, as to the accuracy, completeness, or reliability of the information contained on this Compare Tool, nor suitability of the information contained herein to your particular circumstances. Smooth-On assumes no liability for losses or damages of whatever nature (direct, indirect, consequential or other) associated with your use, or inability to use, the Compare Tool, or from your use (or failure to use) the information contained herein. Other useful tools include product technical bulletins and our extensive FAQ section. You can also contact our technical support team.

All Technical Data

FlexFoam-iT!™ 7 FRFOAM-iT!™ 4 BLACK
Product Type
  • Urethane Expanding Foams
  • Flame Rated Materials
  • Urethane Expanding Foams
Mixed Viscosity1,000 cps300 cps
Mix Ratio By Volume1A:1B1A:1B
Mix Ratio By Weight100A:88B100A:87B
Pot Life35 seconds1.5 minutes
Tack Free Time20 minutes
Handling Time60 minutes
Cure Time2 hours2 hours
Expansion (approximate)8 times14 times
Foam Density7 lb/ft³4 lb/ft³
Specific Gravity0.11 g/cc0.06 g/cc
Specific Volume229 cu. in./lb.420 cu. in./lb.
ColorWhiteBlack

Product Description

FlexFoam-iT!™ 7 FR

FlexFoam-iT!™ Series foams are premium quality water blown flexible foams that can be used for a variety of industrial, special effects and art & crafts and projects. With several to choose from, uses include making theatrical props (swords, knives, hammers, etc.), industrial gaskets, custom padding and cushioning, and more. SO-Strong™, UVO™ or IGNITE™ colorants can be added for color effects.

Part A and B liquids are combined, mixed and poured into a mold or other form (apply release agent if necessary). Mixture will rise and cure quickly to a solid, flexible foam. Foams vary by density and offer good physical properties. FlexFoam-iT!™ 7 FR certifies to FMVSS-302 Flame Specification.

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FOAM-iT!™ 4 BLACK

Smooth-On’s FOAM-iT!™ Series are two-component water blown rigid foams that are versatile and easy to use. FOAM-iT!™ products are available in 3lb., 4 lb., 5 lb., 8 lb., 10 lb.,15 lb. or 26 lb. per cubic foot densities. Parts A and B are measured and mixed in equal amounts by volume. The mixture is then poured into a mold or other form (apply release agent if necessary). The mixture will expand many times original volume (depending on which FOAM-iT!™ product you are using) and develop a uniform cell structure. FOAM-iT!™ 4 Black is pre-pigmented to a very deep black color.

All FOAM-iT!™ products can be used as a straight casting material, backfill material for hollow castings (adds structural strength) or as an encapsulation material, etc. They can be color pigmented with SO-Strong™, UVO™ or IGNITE™ colorants and are used for a variety of art/ craft, industrial design and special effects applications

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