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Key Differences
| Product Type |
|
|
| Mixed Viscosity | Dough | 6,500 cps |
| Pot Life | 90 minutes | 8 minutes |
| Specific Volume | 17.3 cu. in./lb. | 25 cu. in./lb. |
| Color | Grey | Amber |
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
| Free Form™ Habitat™ Fire Safe™ | URE-BOND™ 90 | |
|---|---|---|
| Product Type |
|
|
| Mixed Viscosity | Dough | 6,500 cps |
| Mix Ratio By Volume | 1A:1B | 1A:1B |
| Mix Ratio By Weight | 1A:1B | 100A:88B |
| Pot Life | 90 minutes | 8 minutes |
| Handling Time | — | 4 hours |
| Cure Time | 16 hours | 16 hours |
| Shore D Hardness | 85 | 90 |
| Specific Gravity | 1.44 g/cc | 1.11 g/cc |
| Specific Volume | 17.3 cu. in./lb. | 25 cu. in./lb. |
| Color | Grey | Amber |
| Heat Deflection Temp | 160 °F | — |
| Heat Deflection With Post Cure | 212 °F | — |
Product Description
Free Form™ Habitat™ Fire Safe™
Free Form™ Habitat™ Fire Safe™ epoxy putty is a high density epoxy sculpting putty that is flame rated (E84, Class A). Habitat™ Fire Safe™ is solvent-free and contains no VOC’s. Working time is 90 minutes and cure time is 16 hours at room temperature (73° F/23° C). Epoxy cures to a very hard, flame and heat resistant material that is easily painted. Habitat™ Fire Safe™ does not contain any carcinogens (cancer causing agents).
URE-BOND™ 90
URE-BOND™ 90 is a two component, slightly expanding urethane adhesive that offers a strong, rigid bond between many different surfaces. It is often used to bond segments of tooling board as well as other porous and non-porous, rigid substrates.
Working time is 8 minutes, handling time is 4 hours and full cure time is 16 hours at room temperature (73°F / 23°C).