Self-extinguishing foam for safety-critical applications

ROHACELL® S

ROHACELL® S is closed-cell rigid foam based on polymethacrylimide (PMI) chemistry that is completely free of CFC’s. This rigid foam is self- extinguishing and particularly suitable for applications in rail vehicles and watercraft, as well as use in the aerospace industry.

A render of ROHACELL® S foam

Properties

Density

52kg/m³
3.25lbs/ft³
75kg/m³
4.68lbs/ft³
110kg/m³
6.87lbs/ft³

Compressive Strength

0.7MPa
102psi
1.5MPa
218psi
2.8MPa
406psi

Tensile Strength

1.1MPa
160psi
1.9MPa
276psi
3.2MPa
464psi

Shear Strength

0.6MPa
87psi
1.2MPa
174psi
3.2MPa
464psi

Elastic Modulus

50MPa
7,252psi
90MPa
13,053psi
150MPa
21,756psi

Shear Modulus

20MPa
2,901psi
34MPa
4,931psi
55MPa
7,977psi

Strain at Break

3.5%
3.5%
4.5%

Fire resistance certifications

ROHACELL® S complies with stringent fire resistance standards such as FAR 25.853 and AITM tests, making it suitable for applications in rail vehicles, shipbuilding, and aeronautics.

Self-extinguishing

This foam is self-extinguishing and offers excellent safety features for use in environments with high fire safety requirements.

Efficient processing

Compatible with pre-pregs, vacuum infusion, RTM, and VARTM methods, ROHACELL® S supports single-step co-curing for reduced production times and costs.

Other ROHACELL® Grades

HF
HF
  • High-frequency precision for advanced antenna applications

RIMA-HT
RIMA-HT
  • Minimal resin uptake for lightweight, high-performance components

XT
XT
  • Built to withstand the toughest curing and pressure conditions

IG/IG-F
IG/IG-F
  • Industrial-grade performance for versatile, reliable results

HERO
HERO
  • Lightweight strength designed for dynamic, high-load applications

WF-HT
WF-HT
  • Aerospace-grade foam engineered for extreme conditions

HE
HE
  • Structural core that delivers high strength, rigidity, and thermal performance

Experts in performance foams