Technical Specifications | APG

APG 0731MBLACK - Medium Density Black Silicone Closed Cell Sponge

Written by APG | Dec 15, 2022 4:04:19 PM

APG 0731MBLACK is a medium density black silicone closed cell sponge that is ideal for use in gasketing applications where a soft and compressible material is required. This material is able to withstand extreme temperatures and maintains its shape even after being subjected to high levels of compression. It is a versatile material that is well-suited to a wide range of applications in various industries. Additionally, its closed cell structure ensures that it is resistant to water and other liquids, making it a durable and long-lasting choice for gasketing applications.

Overall, APG 0731MBLACK is an excellent material for gasketing applications that demand a high level of performance and reliability.

Product Specifications 

Properties Test Method Typical Values
Color   Black
Firmness   Medium
Cell Type   Closed Cell
Backing Type   Plain
Temperature Range ASTM D 573 -103ºF up to 450ºF
Brittle Point ASTM D 746 -103ºF
Tensile Strength ASTM D 412 100 psi
Density, lbs/in3 | under 1/4” thick ASTM D 1056 .020
Density, lbs/in3 | over 1/4” thick ASTM D 1056 .018
Compression Deflection ASTM D 575 11 psi
Compression Set | 22 hrs @ 212ºF ASTM D 395 29%
Water Absorption ASTM D 1056 Pass
Thermal Conductivity BTU in/hr2 ºF ASTM F 433 .6
Elongation % ASTM D 412 200%