Materials

NBR - Butadiene/ Acrilonitrile

Hardness Shore A: 35 -95 (Test Method: DIN 53505 – ASTM D2240)
Density g/cm³: 1.20 – 1.35 (Test Method: DIN 53479 – ASTM D1817)
Breaking load N/mm²: >15 (Test Method: DIN 53504 ASTM D412/C)
Laceration N / mm: >50 (Test Method: DIN 53504 – ASTM D412)
Operating temperature C°: -50 / +130 (Test Method: DIN 53504 – ASTM D412)

Good mechanical characteristics and excellent resistance to mineral oils and greases. Depending on the quantity of acrylonitrile, it is possible to formulate materials with good resistance to diesels and to low temperatures. We have enriched formulations that are compatible with ozone and gas.

HNBR - Hydrogenated Butadiene Therban Acrylonitrile

Hardness Shore A: 50 – 90 (Test Method: DIN 53505 – ASTM D2240)
Density g/cm³: 1.12 – 1.25 (Test Method: DIN 53479 – ASTM D1817)
Breaking load N/mm²: >18 (Test Method: DIN 53504 ASTM D412/C)
Laceration N / mm: >40 (Test Method: DIN 53504 – ASTM D412)
Operating temperature C°: -40 / +150 (Test Method: DIN 53504 – ASTM D412)

Unlike the standard characteristics of NBR, it has good resistance to ozone and to other atmospheric conditions. It has excellent resistance to thermal ageing at temperatures above 150°C and in the presence of coolants. all other features are similar to NBR.

EPDM - Ethylene Propylene Diene

Hardness Shore A: 30 – 85 (Test Method: DIN 53505 – ASTM D2240)
Density g/cm³: 1.05 – 1.35 (Test Method: DIN 53479 – ASTM D1817)
Breaking load N/mm²: >8 (Test Method: DIN 53504 ASTM D412/C)
Laceration N / mm: >20 (Test Method: DIN 53504 – ASTM D412)
Operating temperature C°: -45 / +150 (Test Method: DIN 53504 – ASTM D412)

Excellent resistance to temperature, brake fluid, alcohol, ozone, water vapours.

VMQ - Silicone

Hardness Shore A: 20 – 90 (Test Method: DIN 53505 – ASTM D2240)
Density g/cm³: 1.10 – 1.35 (Test Method: DIN 53479 – ASTM D1817)
Breaking load N/mm²: >7 (Test Method: DIN 53504 ASTM D412/C)
Laceration N / mm: >13 (Test Method: DIN 53504 – ASTM D412)
Operating temperature C°: -65 / +200 Special series at high temperatures up to 300°C (Test Method: DIN 53504 – ASTM D412)

Good resistance to high temperatures, ozone and a fair resistance to mineral oils.

FVMQ - Fluorosilicone

Hardness Shore A: 20 – 80 (Test Method: DIN 53505 – ASTM D2240)
Density g/cm³: 1.36 – 1.63 (Test Method: DIN 53479 – ASTM D1817)
Breaking load N/mm²: >7 (Test Method: DIN 53504 ASTM D412/C)
Laceration N / mm: >17 (Test Method: DIN 53504 – ASTM D412)
Operating temperature C°: -55 / +200 with peaks at 250°C (Test Method: DIN 53504 – ASTM D412)

It combines the good cold resistances of silicone with the petrol resistances of fluoroelaters. Used mainly in the Automotive and Aerospace sector.

FKM - Fluoroelastomer

Hardness Shore A: 50 – 90 (Test Method: DIN 53505 – ASTM D2240)
Density g/cm³: 1.90 – 2.30 (Test Method: DIN 53479 – ASTM D1817)
Breaking load N/mm²: >8 (Test Method: DIN 53504 ASTM D412/C)
Laceration N / mm: >20 (Test Method: DIN 53504 – ASTM D412)
Operating temperature C°: -25 / +250 Special degrees at – (Test Method: DIN 53504 – ASTM D412)

FKM has the best resistance to mineral oils, gasoline, synthetic hydraulic oils, high temperatures (air)

FFKM - Perfluoroelastomer

Hardness Shore A: 65 – 90 (Test Method: DIN 53505 – ASTM D2240)
Density g/cm³: 1.80 – 2.30 (Test Method: DIN 53479 – ASTM D1817)
Breaking load N/mm²: >15 (Test Method: DIN 53504 ASTM D412/C)
Laceration N / mm: >20 (Test Method: DIN 53504 – ASTM D412)
Operating temperature C°: -15 / +310 (Test Method: DIN 53504 – ASTM D412)

Excellent resistance to high temperatures, to chemicals and the ability to withstand environments where oxygen-Plasma is present for many hours. They are used in applications involving contact with hydrocarbons or highly corrosive fluids, or when encountering a wide range of temperatures

AFLAS - Thermopolymer

Hardness Shore A: 60 – 90(Test Method: DIN 53505 – ASTM D2240)
Operating temperature C°: -20 / +230 (Test Method: DIN 53504 – ASTM D412)

Excellent resistance to basic oils and amines.

ACM - Polyacrylic

Hardness Shore A: 50 – 80 (Test Method: DIN 53505 – ASTM D2240)
Density g/cm³: 1.25 – 1.40 (Test Method: DIN 53479 – ASTM D1817)
Breaking load N/mm²: >10 (Test Method: DIN 53504 ASTM D412/C)
Laceration N / mm: >20 (Test Method: DIN 53504 – ASTM D412)
Operating temperature C°: -25 / +180 (Test Method: DIN 53504 – ASTM D412)

Excellent resistance to oils and high temperatures, it is used in automotive applications. Excellent resistance to high temperatures, but not as good at low temperatures.

AEM - Ethyl acrylate copolymer

Hardness Shore A: 50 – 70 (Test Method: DIN 53505 – ASTM D2240)
Density g/cm³: 1.20 – 1.45 (Test Method: DIN 53479 – ASTM D1817)
Breaking load N/mm²: >15 (Test Method: DIN 53504 ASTM D412/C)
Laceration N / mm: >20 (Test Method: DIN 53504 – ASTM D412)
Operating temperature C°: -10 / +160 (Test Method: DIN 53504 – ASTM D412)

Excellent resistance to oils and high temperatures, it is used in automotive applications. Excellent resistance to both low and high temperatures, UV radiations, ozone and atmospheric agents.

CR - Cloroprene / Neoprene

Hardness Shore A: 50 – 80 (Test Method: DIN 53505 – ASTM D2240)
Density g/cm³: 1.20 – 1.60 (Test Method: DIN 53479 – ASTM D1817)
Breaking load N/mm²: >15 (Test Method: DIN 53504 ASTM D412/C)
Laceration N / mm: >30 (Test Method: DIN 53504 – ASTM D412)
Operating temperature C°: -40 / +110 (Test Method: DIN 53504 – ASTM D412)

Excellent resistance to coolants and good resistance to ozone and saline solutions.

ECO - Copolymer

Hardness Shore A: 40 – 75 (Test Method: DIN 53505 – ASTM D2240)
Density g/cm³: 1.38 – 1.45 (Test Method: DIN 53479 – ASTM D1817)
Breaking load N/mm²: >7 (Test Method: DIN 53504 ASTM D412/C)
Laceration N / mm: >20 (Test Method: DIN 53504 – ASTM D412)
Operating temperature C°: -50 / +120 (Test Method: DIN 53504 – ASTM D412)

Excellent flame resistance and excellent flexibility at low temperatures.