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Materials List

• Standard Rubber Compounds

INTERNATIONAL CODE

CHEMICAL TERMINOLOGY

FEATURES

TEMPERATURE USE 

CHEMICAL RESISTANCE

NRNatural rubber

Excellent physical and mechanical properties. Elastic yield very good. Excellent abrasion resistance

-50 ÷ +80 ° C
Good resistance to sea water, acids of medium concentration
IRSynthetic polyisoprene
Good mechanical properties. Good elasticity. Used in blending with SBR-NR -50 ÷ +90 ° CGood resistance to sea water, acids of medium concentration
BRPolybutadiene
Excellent elasticity. Excellent abrasion resistance. Excellent elasticity. Used in blending with NR, SBR, IR, NBR-45 ÷ +90 ° C
Good resistance to sea water, acids of medium concentration
SBRStyrene butadiene copolymer
Good physical and mechanical properties. Good abrasion resistance. Good resistance to permanent deformation-40 ÷ +100 ° C
Good resistance to certain types of freon, glycol and brake fluids
EPMEthylene Propylene
Excellent resistance to heat, ozone and high temperatures. High resistance to permanent deformation. Only peroxide vulcanizable
-45 ÷ +150 ° C
Good resistance to water and glycol, to chemicals and oxidation. Excellent resistance to steam up to 150 ° C
EPDMEthylene propylene terpolymer
Excellent heat resistance, ozone at different temperatures. High resistance to permanent deformation. Excellent resistance to water and steam up to 150 ° C-45 ÷ +150 ° CGood resistance to water and glycol, to chemicals and oxidation. Excellent resistance to steam up to 150 ° C
CRPolychloroprene Good resistance to ozone and sea water. Good flame resistance and flame retardancy can. Good resistance to animal fats and vegetable-45 ÷ +110 ° CGood resistance to acids, ozone, sunlight, weather, flame and various types of Freon
NBRAcrylonitrile butadiene copolymer
Good resistance to oils. Good physical and mechanical properties. From good to excellent impermeability to air and gases-40 ÷ +130 ° C
Good resistance to oils, fats minerals, plants and animals, to oil or gas
HNBRHydrogenated nitrile
Excellent physical and mechanical properties. Excellent resistance to 150 ° C. High resistance to permanent deformation and abrasion
-40 ÷ +150 ° CExcellent resistance to oils, fats minerals, plants and animals, hydrocarbons, gas and certain types of freon
CSMPolyethylene clorosolfato

Excellent physical and mechanical properties. Excellent flame resistance, ozone, weathering and heat. Excellent gas tightness and

-35 ÷ +120 ° CExcellent resistance to strong oxidizing chemicals, acids and strong mineral bases, sea water, saline solutions, alcohols with hypochlorite and
ACMAcrylate copolymer of ethylene
Excellent impermeability to air and gases. Excellent resistance to oils at temperatures up to 150 ° C. Better behavior in the presence of ozone, weathering and UV
-30 ÷ +150 ° CExcellent resistance to oils, aliphatic, oxygen, ozone, weathering and heat resistance to high temperatures
AEMEthylene-acrylic rubber
Excellent impermeability to air and gases. Low elasticity. Excellent resistance to oils up to 170 ° C and heat. Low values of permanent deformation at high temperatures
-30 ÷ +170 ° C
Excellent resistance to oils, aliphatic, oxygen, ozone, weathering and heat. High temperature resistance
EUPolyether urethane rubber
Excellent abrasion and tear. Excellent mechanical properties (breaking load and elongation). Good tightness, many gas and hydrolysis
-30 ÷ +100 ° C Good resistance to hydrolysis, saline solutions and seawater
AUPolyester urethane rubber
Excellent abrasion and tear. Excellent mechanical properties (breaking load and elongation). Good tightness, many gases and oils
-30 ÷ +100 ° CGood resistance to mineral oils and greases and animal, aliphatic hydrocarbons
ECOPoliepicloridrinica
Good flame resistance and good mechanical properties. Good flexibility at high and low temperatures. Excellent impermeability to air and gases. Excellent ozone resistance
-40 ÷ +135 ° C

Good resistance to oils, fats and minerals vegetli animals and glycols

• Mixture of silicone rubber and Viton® for High / Low Temperatures

INTERNATIONAL CODE

CHEMICAL TERMINOLOGY

FEATURES

TEMPERATURE USE 

CHEMICAL RESISTANCE

QMV

Silicone

Polivinilmetilsilossano

Insensitivity to temperature. Excellent electrical insulation, with appropriate processes: non-toxicity and the possibility of electrical and thermal degrees contuttivi -65 ÷ +200 ° C series special high temperature up to +300 ° C Good in water and aqueous solutions, exposure to weathering, ozone and UV vegetable oils, animal and glycols
PVMQPolifenilvinilmetilsilossanoExcellent resistance to low temperatures
-100 ÷ -110 ° CGood in water and aqueous solutions, exposure to weathering, ozone and UV vegetable oils, animal and glycols
FVMQ

Fluoro Silicone

Trifluoropropilmetilvenil p-olisilossano

Characteristics very similar to silicon but with higher chemical resistance to oils lubricants M15, etc. .. -55 ÷ +200 ° C
Good in aliphatic, aromatic, mineral oils, ozone and UV Fair resistance to petroleum
 FPM / FKM

Fluoroelastomer

Copolymers / terpolymers hexafluoropropylene Vinilidenfluoruro Tetrafluoroethilene

Excellent resistance to chemicals, lubricants, heat and flame, exceptional behavior to permanent deformation (compression set). Excellent behavior in ozone and UV U.V.

-25 ÷ +280 ° C

Special grades up to

-30 / -40 ° C

Special chemicals for which ensured excellent resistance in a wide temperature range are: aliphatic hydrocarbons, chlorinated and aromatic fuels, mineral and vegetable oils and fats, hydraulic fluids typically
FFKM

Perfluoroelastomer

Tetrafluoroethylene perfluorinated elastomer

High chemical inertia in the most 'aggressive including aldehydes and ketones with low molecular weight -125 ÷+310 ° C
Excellent with aldehydes and ketones with low molecular weight
TFE / P

AFLAS ®

Tetrafluoroethylene propylene copolymer

Characteristics similar to fluoride but with superior chemical resistance in particular environments. Vapors, oils basic
-20 ÷ +280 ° CIn addition to chemical resistance of fluorinated: good resistance to saturated steam at 180/200 ° C with strong mineral acids and bases and solutions
TFE / P / VDF

AFLAS ®

Tetrafluoroethylene propylene terpolymer Vinildenfluoro

Good resistance to steam and basic substances -20 ÷ +280 ° C
Excellent resistance to oils and the basic amines
 
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