 |
 |
 |
 |
NR |
NATURAL
RUBBER |
POLYSOPRENE |
Outstanding
resilience, excellent tear/abrasion resistance. Very good tensile
strength and rebound resilience. Good flexibility at low temps. |
CR |
NEOPRENE |
POLI
CHLOROPRENE |
Good
inherent flame resistance with self-extinguishing properties. Excellent
adhesion to fabrics/metals. Good tear strength, resistance to flex
fatigue. Moderate weathering and ozone resistance. Resistant to
animal/vegetable fats, waxes and alyphactic hydrocarbons, chemicals,
solvents, many oils. |
NBR |
NITRILE |
ACRYLONITRILE
BUTADIENE |
Oil
resistant compound with moderate aging. Resistant to many hydrocarbons,
hydraulic fluids, chemicals and fats. Can be suitably compounded
to give higher service temps. Good adhesion to steel. |
HNBR |
HYDROGENETED
NITRILE |
BUTADIENE
ACRILONYTRILE
COPOLYMER |
Similar
to NBR but has improved chemical resistance and higher service temperature.
Up to 150¢XC. |
EPDM |
ETHYLENE
PROPYLENE |
ETHYLENE
PROPYLENE
COPOLYMER
TERPOLYMER |
Excellent
resistance to oxydation, ozone and heat aging with good chemical
resistance. |
IIR |
BUTYL |
ISOBUTYLENE
ISOPRENE
POLYMER |
Excellent
resistance to ozone and weathering. Good chemical and heat resistance.
Low permeability to gases. Resistant to animal/vegetable fats and
oxidising chemicals. |
| CFM
FKN |
SILICONE |
ORGANIC
SILICONE
POLYMER |
Good
flame, heat, chemical, acids, solvent and fuel resistant compound. |
SI
VMQ |
SILICONE |
ORGANIC
SILICONE
POLYMER |
Excellent
resistance to high temperature. very flexible at low temperature
ranging from -50¢XC to 250¢XC. Excellent resistance to weathering,
ozone, oxidation and sunlight. Resistance to sodium hydroxide, oxidizing
chemicals and chlorinated solvents. |
CSM |
CHOROSULFANATED
POLYETHYLENE |
CHLOROSULFANATED
POLYETHYLENE
with improved
acid/ozone
resistant |
Good
flex and abrasion resistance with self extinguishing properties.
Good chemical, weathering and ozone resistance. Resistant to oxidizing
chemicals and acids such as hydrogen peroxide, calcium hypochlorite
and sulphuric, chromic and nitric acids. |
