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.