Material

Hardness Shore "А"

Temperature of utilization

Utilization

Resistance to mediums

Polyutherane (PUR)

70-90

-30 - +110 °С

Sealing of fixed and sliding joints : sleeve gasket’s seals, О-rings, chevron rings, wiper seals, gaskets, special seals

Good water resistance to 40 °С, high wearing capacity, resistant to hydraulic liquids and mineral oils

Бутадиеннитрильный эластомер СКН (NBR)

70-90

-30 - +120 °С

Resistant to oil products, water, acid and alkali solutions,

Fluoroelastomer СКФ (FPM, Viton)

75-95

-35 - +190 °С

Resistant to oil products, hydraulic liquids, water, acid and alkali solutions, Н2S

Ethylene-propylene elastomer СКЭПТ (EPDM)

70-80

-50 - +150 °С

Perfect resistance to hot water and steam, acids and alkalis, weather resistance, resistant to hydraulic liquids and brake fluids

Hydrogenated бутадиеннитрильный elastomer (HNBR)

70-90

-40 - +160 °С

High wearing capacity, resistant to oil products and water steam

Fluorosilicon elastomer (MVFQ)

60-70

-65 - +175 °С

Resistant to oil products, hydraulic liquids, water, acid and alkali solutions, Н2S

Silicone elastomer (SI)

60-70

-60 - +220 °С

Resistant to fluids, atmosphere and elevated temperatures

Thermoplastic elastomer (TPE, TPES, PUR)

60-90

-60 - +150 °С

Resistant to oil products, water, acid and alkali solutions, hydraulic liquids, mineral oils