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Ecoflex™ 00-20

Technical Datasheet | Supplied by Smooth-On

Ecoflex™ 00-20 by Smooth-On is a low viscosity, super soft, fast cure, versatile, platinum-catalyzed, addition cure silicone rubber based on Smooth-On’s Dragon Skin® technology. It offers negligible shrinkage, easy mixing, de-airing and pouring. It can be color pigmented using Silc Pig™ silicone color pigments. Designed for making prosthetic appliances, cushioning for orthotics and special effects applications such as animatronics where repetitive motion is required. Ecoflex™ 00-20 is mixed 1A:1B solution by volume or weight. It complies with ISO 10993-10, Biological evaluation of medical devices, Part 10: Tests for irritation and skin sensitization.

Ecoflex™ 00-20 Properties

Physical Properties

Value & Unit

Test Condition

Test Method

Mixed Viscosity

3000 cps

(after 7 days, at 23°C)

ASTM D-2393

Pot Life

30 min

(after 7 days, at 23°C)

ASTM D-2471

Linear Mold Shrinkage

< 0.001 in/in

(after 7 days, at 23°C)

ASTM D-2566

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