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U.S.A CONTACTS INFO：
E-mail:
usasales@hwacheng.com
Taiwan office:
No.2-1, Chazhuan Rd., Guishan Shiang, Taoyuan County 333, Taiwan
TEL:886-3-359-5579
FAX:886-3-359-2388 |
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COMMON NAME |
NATURAL RUBBER |
SBR |
EPDM |
NEOPRENE |
HYPALON |
NITRILE |
BUTYL |
SILICONE |
VITON |
NOMENCLATURE |
NR |
SBR |
EPDM |
CR |
CSM |
NBR |
IIR |
SI |
FPM |
HARDNESS (SHORE A) |
30~95 |
40~95 |
30~85 |
30~90 |
40~85 |
40~100 |
40~85 |
40~80 |
70~85 |
HEAT RESISTANCE |
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MAX. (ºC) CONTINUOUS |
70 |
70 |
125 |
90 |
120 |
90 |
120 |
180 |
200 |
MAX. (ºC) INTERMITTENT |
100 |
115 |
150 |
125 |
160 |
120 |
135 |
280 |
300 |
LOW TEMPERATURE RESISTANCE (ºC) |
-60 |
-55 |
-50 |
-40 |
-25 |
-20 |
-50 |
-60 |
-20 |
RESISTANCE |
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OXIDATION |
FAIR |
FAIR |
EXCELLENT |
VERY GOOD |
EXCELLENT |
GOOD |
VERY GOOD |
EXCELLENT |
OUTSTANDING |
OZONE & WEATHERING |
POOR |
POOR |
OUTSTANDING |
VERY GOOD |
OUTSTANDING |
FAIR |
VERY GOOD |
OUTSTANDING |
OUTSTANDING |
OIL RESISTANCE |
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ASTM OIL # 1 @ 20 ºC |
POOR |
POOR |
FAIR |
EXCELLENT |
EXCELLENT |
EXCELLENT |
FAIR |
EXCELLENT |
EXCELLENT |
ASTM OIL # 1 @ 100 ºC |
UNSATIS-FACTORY |
UNSATIS-FACTORY |
UNSATIS-FACTORY |
GOOD |
GOOD |
GOOD |
UNSATIS-FACTORY |
GOOD |
150 ºC EXCELLENT |
ASTM OIL # 3 @ 20 ºC |
UNSATIS-FACTORY |
UNSATIS-FACTORY |
UNSATIS-FACTORY |
GOOD |
EXCELLENT |
EXCELLENT |
UNSATIS-FACTORY |
GOOD |
EXCELLENT |
ASTM OIL # 3 @ 100 ºC |
UNSATIS-FACTORY |
UNSATIS-FACTORY |
UNSATIS-FACTORY |
FAIR |
FAIR |
GOOD |
UNSATIS-FACTORY |
FAIR |
150 ºC EXCELLENT |
FUEL RESISTANCE |
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ASTM FUEL B @ 40 ºC |
UNSATIS-FACTORY |
UNSATIS-FACTORY |
UNSATIS-FACTORY |
POOR |
POOR |
FAIR |
UNSATIS-FACTORY |
UNSUITABLE |
EXCELLENT |
SOLVENT RESISTANCE (20ºC) |
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ALCOHOL |
GOOD |
GOOD |
GOOD |
GOOD |
GOOD |
GOOD |
GOOD |
GOOD |
GOOD |
ACETONE |
FAIR |
FAIR |
GOOD |
FAIR |
FAIR |
UNSATIS-FACTORY |
EXCELLENT |
FAIR |
UNSUITABLE |
BENZENE |
UNSATIS-FACTORY |
UNSATIS-FACTORY |
UNSATIS-FACTORY |
UNSATIS-FACTORY |
UNSATIS-FACTORY |
UNSATIS-FACTORY |
UNSUITABLE |
UNSATIS-FACTORY |
GOOD |
CHEMICAL RESISTANCE |
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ACIDS |
FAIR |
FAIR |
GOOD |
GOOD |
VERY GOOD |
GOOD |
GOOD |
FAIR |
EXCELLENT |
BASES |
GOOD |
GOOD |
GOOD |
FAIR |
GOOD |
FAIR |
GOOD |
FAIR |
GOOD |
PHYSICAL STRENGTH |
EXCELLENT |
GOOD |
GOOD |
GOOD |
GOOD |
GOOD |
GOOD |
POOR |
GOOD |
COMPRESSION SET |
GOOD |
GOOD |
GOOD |
FAIR TO GOOD |
FAIR |
GOOD |
FAIR TO GOOD |
GOOD |
GOOD |
TEAR & ABRASION RESISTANCE |
EXCELLENT |
GOOD |
GOOD |
GOOD |
GOOD |
GOOD |
FAIR TO GOOD |
POOR |
GOOD |
RESILIENCE |
EXCELLENT |
GOOD |
VERY GOOD |
VERY GOOD |
FAIR |
GOOD |
LOW |
GOOD |
FAIR |
PERMEABILITY TO GASES |
POOR |
FAIRLY LOW |
FAIRLY LOW |
LOW |
LOW |
LOW |
LOW |
FAIRLY LOW |
VERY LOW |
ELECTRICAL STRENGTH |
EXCELLENT |
EXCELLENT |
EXCELLENT |
GOOD |
GOOD |
POOR |
GOOD |
EXCELLENT |
GOOD |
FLAME RESISTANCE |
POOR |
POOR |
POOR |
SELF-EXTINGUISHING |
GOOD |
POOR |
POOR |
GOOD |
SELF-EXTINGUISHING |
WATER RESISTANCE |
VERY GOOD |
GOOD |
EXCELLENT |
GOOD |
VERY GOOD |
GOOD |
EXCELLENT |
GOOD |
GOOD |
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COPYRIGHT 2010-2012 © HWA CHENG RUBBER INDUSTRY CO., LTD. ALL RIGHTS RESERVED |
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