EKI 230 Neoprene sponge

  • Raw Material: neoprene sponge rubber
  • Color: black
  • Density: 300 kg/m³
  • Self adhesive: 1 side or without
  • Suitable for: Seals requiring a surrounding skin.
View all specifications Configure product
Black neoprene sponge available as round and rectangular profiles. Flame-retardant and oil-resistant. Used for: seals requiring a surrounding skin.

Product attributes

General Description
Raw material neoprene  
Material type sponge rubber  
Profiles cord, rectangle  
Version with skin  
Color black  
Cell structure closed  
Hardness (Shore 00) 45 Shore 00
Range: 40 Shore 00 to 55 Shore 00
Hardness (Shore A) 15 Shore A
Range: 12 Shore A to 18 Shore A
Density 300 kg/m³
Range: 270 kg/m³ to 330 kg/m³
Standard: DIN EN ISO 845
Possibilities Material
Self adhesive 1 side or without  
Profile shape cord, rectangle  
Cord smallest diameter Ø2 mm  
Cord largest diameter Ø25 mm  
Technical Properties Material
FMVSS302 compliant  
UL94 HF1  
Temperature -40 °C to +100 °C intermittent +110 °C  
Linear shrinkage 22h, 70 °C < 5%  
Water absorption < 3% (ASTM D1056-14)  
Compression deflection 25% 50 kPa (ASTM D1056)
Range: 35 - 65 kPa
Compression set: 50%, 24h, 23 °C 15% (ASTM D 1056-07)
Limit: < 25%
Compression set: 50%, 24h, 40 °C 42% (NF R 99211-80)
Limit: < 60%
Tensile strength 603 kPa (DIN EN ISO 1798)
Limit: > 500 kPa
Elongation 148% (DIN EN ISO 1798)
Limit: > 125%
Maximum % of compression 50%  
Applications, Standards
UV resistance very good  
Ozone resistance very good  
Application with oil fairly good  
Contact with copper and silver not corrosive  
REACH compliant  
RoHS compliant  
Recyclable compliant  
CFC and HCFC free compliant  
Shelf life 2 year(s)  


The published technical data is based on research data and serves as a guide for the various applications. Due to the great diversity of products and application possibilities, the buyer must test himself whether the intended material meets the requirements. All information is subject to typing errors, mistakes and market developments and no rights can be derived from this.

Configure product - EKI 230 Neoprene sponge

Configure product - EKI 230 Neoprene sponge

Request a sample

Request Sample Form (EN)

We will contact you within 1 working day

Request a price

Request price form (EN)

We will contact you within 1 working day


Ambachtsweg 26541 DB NijmegenNetherlands

Map/routebeschrijving Call us now Message through form