Typical Properties of 40 Durometer FDA Grade Neoprene
Description: 40 durometer FDA grade neoprene designed for use in gasket applications that may come into contact with food. 40 durometer FDA grade neoprene has a service temperature of -30°F to +220°F, which provides users with resilience in both hot and cold temperatures. 40 durometer FDA grade neoprene is formulated with FDA ingredients per 21 CFR 177.2600, a regulation that deals with rubber articles that are intended to be used in contact with food.
M&P Sealing’s FDA grade neoprene is available in a wide range of durometers, ranging from as soft as 40 Durometer to as hard as 60 Durometer with standard durometers in between. Available in an off-white color, 40 durometer FDA grade neoprene can be manufactured in a wide range of standard thicknesses, ranging from as thin a 1/32″ to as thick as 1/4″, with custom thicknesses available upon request. 40 durometer FDA grade neoprene has a smooth finish and can be converted into rolls ranging from as narrow as 1/4″ wide up to 48″ in width. Other widths are available upon request. M&P Sealing has the capacity to fabricate 40 durometer FDA grade neoprene by die-cutting or waterjet cutting to meet your design and production requirements.
Specifications
21 CFR 177.2600
| Physical Property | Unit of Measure | Typical Values |
|---|---|---|
| DUROMETER | SHORE A | 40 +/- 5 |
| TENSILE STRENGTH | psi | 600 (min) |
| ELONGATION | % | 400 (min) |
| LOW TEMPERATURE | °F °C |
-30°F -34°C |
| HIGH TEMPERATURE | °F °C |
220°F 104°C |
| COLOR | N/A | OFF-WHITE |
| General Characteristics of Neoprene Rubber: | |
|---|---|
| Dielectric Strength | Very Good |
| Dilute Acid Resistance | Excellent |
| Resistance to Oil and Gasoline | Good |
| Resistance to Water Absorption | Good |
| Resistance to Oxidation | Very Good |
| Resistance to Ozone | Very Good |
| Resistance to Sunlight Aging | Very Good |
| Solvent Resistance – Oxygenated (Ketones, etc.) | Poor to Fair |
| Resistance to Chlorinated Hydrocarbons | Poor |
This information is furnished as a guide for selecting materials. M&P Sealing Inc. disclaims liability for results or use of this information. It is the customer’s responsibility to obtain and test samples when determining the suitability of material for a particular application.