Innovation and Action

CALMFLEX is a generic term for INOAC sound absorption and damping materials. The CALMFLEX Series includes the F Series for sound absorption and the R Series for vibration damping. A variety of grades available upon request. These sound insulation products are used in a wide variety of fields covering the following, among others: office electronic appliances such as printers and copying machines , construction machinery , automobiles , motorcycles and household electrical appliances.




Sound | Vibration | Sealing


Compounding and polyurethane foaming technologies


Excellent sound absorption

F Series is designed utilizing synthetic engineering technologies of INOAC, and has high sound absorption performance, compared with conventional polyurethane foam.

Rich product lineup for various applications

From a rich product lineup, it is possible to select materials corresponding to a variety of sound generation sources.

Excellent low combustibility

Combustion test standards set by individual industries have been passed. A variety of materials are available.

Application Examples

Sound absorption for generator
Sound absorption for automotive pillar
Sound absorption for HDD damper
Sound absorption room