NR natural rubber

Natural rubber natural product, it is characterized by the highest flexibility, tensile strength and excellent physical properties not suitable for petrol, benzene, oils, fats, high temperatures and ozone.

Shore A hardness range30 to 90
Tensile strenght N / mm230
ductility %800
flexibilityexcellent
Pressure deformation differencevery good
Abrasion resistancegood
temperature range-50
usability °C90
On a short-term basis °C100
Aging resistancevery bad
Aging resistancemedium
Water resistance up to + 80 °Cgood
Alkalis resistance up to + 80 °Cgood
gas permeabilitygood
Petrol resistancevery bad
Benzole resistancevery bad
Resistance to mineral oils and fatsvery bad
Acid resistancegood
Suitability for connection with metalsexcellent
Suitability for foodYes