speciality elastomer

FR Sponge Sheet

【 Features 】

•Excels in heat resistance
•Excels in solvent resistance (Particularly highly-polar solvent)
•Excels in acid, alkali, alcohol, and oil resistance.
•Excels in weather and ozone resistance.
•Expansion ratio: Approximately 4.5 fold
•Closed cell

【 Applications 】

•Electronic parts and electrical parts
•Various packing materials
•Heat resistant cushion materials

【 Properties: FR Sponge Sheet 】

Item Name Properties
Apparent
Density
g/cm3
General Properties Tension Set
%
Impact
Resilience
%
Color
Standard
Hardness
Type E
Tensile
Strength at
Break
MPa
{kgf/cm2}
Elongation
at Break
%
FR Sponge Sheet 0.42 36(36) 2.71{27.5} 270 9 16 Black

JIS K 6250

【 Dimension 】

Thickness
(mm)
Tolerance
(mm)
Width×Length
(mm)
Surface Condition
Both sides skin One side skin Without skin
2 ±0.4 □300 ×
3 ±0.4 ×
4 ±0.4
5 ±0.5 ×
6 ±0.5
7 ±0.7
10 ±1.0 × ×
2 ±0.4 □500 ×
5 ±0.5
6 ±0.5
10 ±1.0 × ×
2 ±0.5 M × M × ×
3 ±0.5 × ×
5 ±0.5 × ×
10 +1.5, -1.0 × ×
  • ○: Available ×: Unavailable △: Contact us
  • *Please consult us on sizes other than the above listed.

【 Compression Set 】

Test Condition %
20°C × 24h 6
70°C × 24h 73
100°C × 24h 81

JIS K 6250

*Condition of compression set : Measured in 3hrs after removing 40% compression load.

【 Heat Thermal Conductivity 】

Heat Thermal Conductivity W / (m•K)
5.8 × 10-2

*Test Method: JIS R 2618

【 Heat Resistant Aging 】

Test Condition Hardness Type E Change Rate of
Tensile Strength %
Change Rate of
Elongation at Break %
150°C × 72h +4 +11 -19
200°C × 72h +5 +15 -11
250°C × 72h +5 -6 +7
  • JIS K 6250

•These products should not be incinerated wherever possible because harmful gas to humans might be generated if they are immoderately burned.
•The user is requested to confirm degree of discoloration and contamination by using sample in the case of use contacting with the other items.
•The life of these products at actual use are greatly affected by condition of the use. The user is requested to confirm it by using sample in the case of use under severe condition.

●These descriptions can be altered for a reason of improvement without any notification.
●These descriptions shall be as of April 1, 2015.

function
  • ・Heat Resistance

Inquiry for Details of Our Products

Product specifications, size and design are subject to change without notice for improvement.

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