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ReoFlex™ 50

Tarbender™ vs. ReoFlex™ 50

'Next Generation' Urethane Rubber

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Tarbender™

Tarbender™ vs. ReoFlex™ 50ReoFlex™ 50

High Gloss Coating and Encapsulant

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Key Differences

Product Type
  • Urethane Rubber
  • Epoxy and Urethane Coatings
Mixed Viscosity2,000 cps1,100 cps
Shore D Hardness75
Shore A Hardness50
ColorOff WhiteClear
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

ReoFlex™ 50Tarbender™
Product Type
  • Urethane Rubber
  • Epoxy and Urethane Coatings
Mixed Viscosity2,000 cps1,100 cps
Mix Ratio By Volume1A:1B2A:1B
Mix Ratio By Weight1A:1B100A:41B
Pot Life50 minutes45 minutes
Thin Film Working Time2 hours
Thin Film Recoat Time6 hours
Tack Free Time8 hours
Cure Time16 hours16 hours
Shore D Hardness75
Shore A Hardness50
Specific Gravity1.01 g/cc1.09 g/cc
Specific Volume27.4 cu. in./lb.25.4 cu. in./lb.
ColorOff WhiteClear
Die C Tear Strength120 pli
Tensile Strength580 psi
Elongation @ Break435 %
100% Modulus152 psi
Shrinkage<.001 in. / in.

Product Description

ReoFlex™ 50

ReoFlex™ urethane rubbers offer superior physical and performance properties for production casting of wax, plasters, and resins. ReoFlex™ urethanes are available in 20A, 30A, 40A, 50A and 60A Shore hardnesses and feature convenient one-to-one by volume mix ratios. Vacuum degassing is not necessary and ReoFlex™ rubbers cure with negligible shrinkage to a durable rubber that will last in production. ReoFlex™ “Wet” rubbers will shrink somewhat over time vs. “Dry” formulations.

ReoFlex™ mold rubbers are used for a variety of applications including making molds to reproduce sculpture and architectural elements, as well as for making special effects, toys and prototypes. Vibrant colors can be achieved by adding So-Strong™ Color Tints, available from Smooth-On.

Casting Concrete? Look into the VytaFlex™ series of urethane mold rubbers. VytaFlex™ urethanes were formulated specifically for casting concrete / pigmented concrete and feature Smooth-On’s exclusive ‘V-Polymer™’ technology.

FOR COMMERCIAL/INDUSTRIAL USE ONLY

Click here for more ReoFlex™ rubber products.

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Tarbender™

Tarbender™ is a clear liquid epoxy that can be poured or brushed over a variety of surfaces to provide a strong, high gloss coating. Parts A and B mix together and flow easily. Tarbender™ epoxy cures at room temperature and offers high impact resistance.  It can be applied over wood, plaster, concrete, foam, fabrics, paper, etc. can be used to encapsulate 2-D or 3-D objects. Tarbender™ is certified “aquarium safe” and used by aquariums to create hyperrealistic coral and other aquarium displays.  It is also used by zoos around the world as a coating for themed elements and displays. 

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