|
Flow Smart
POLYMER |
Nitrile Elastomer |
Fluora-
elastomer |
Platinum Cured
Silicone Elastomer |
Peroxide Cured
Silicone Elastomer |
Ethylene-Propylene Diene Monomer |
PolyTetra Fluoro
Ethylene |
Poly Steel
Polymer |
|
ASTM
D-1418 Designation |
NBR |
FKM |
VMQ |
VMQ |
EPDM |
PTFE |
PTFE/316L |
|
Common Trade Names |
Buna-N |
Viton Fluorel |
Silastic Elastosil |
Silastic Elastosil |
Dutral Nordel |
Teflon |
|
|
Typical Hygienic Industry Designate |
U |
SFY |
RXPX |
X |
EPDM |
G |
GTS |
|
Hygienic Color Code |
Red |
Yellow & White |
Remains Clear |
Pink |
Green X3 |
Remains White |
Remains Gray |
|
Specific Gravity (Polymer) |
1 |
1.8 |
1.1 |
1.1 |
0.85 |
2.13 |
2.25 |
|
Hardness Shore A Durometer (S) |
30-95 |
80 or 75 |
80 or 70 |
70 |
70 |
55-Shore D |
65-Shore D |
|
Maximum Tensile (PSI) |
3000 |
2000 |
1200 |
1200 |
2500 |
4000 |
4600 |
|
Heat Resistance Intermittent |
240ºF |
410ºF |
580ºF |
540ºF |
300ºF |
450ºF |
578ºF |
|
Continuous |
210ºF |
380ºF |
490ºF |
460ºF |
260ºF |
400ºF |
526ºF |
|
Low Temperature Resistance |
-65 |
-20 |
-85 |
-95 |
-70 |
-350 |
-370 |
|
Abrasion Resistance |
Good |
Good |
Fair |
Fair |
Fair |
Fair |
Fair |
|
Ozone Resistance |
NR |
Excellent |
Excellent |
Excellent |
Excellent |
Excellent |
Excellent |
|
Radiation -Gamma Resistance |
Good |
Fair |
Fair |
Fair |
Excellent |
Excellent |
Excellent |
|
Recovery after Distortion |
Good |
Good |
Good |
Good |
Fair/Good |
Not Recommended |
Fair |
|
Tear
Resistance HOT |
Fair |
Fair |
Fair |
Fair |
Fair |
Excellent |
Excellent |
|
Tear Resistance COLD |
Fair |
Fair |
Fair |
Fair |
Good |
Excellent |
Excellent |
|
Acids, Dilute |
Good |
Excellent |
Good |
Good |
Good |
Excellent |
Excellent |
|
Alkalis |
Good |
Good |
Excellent |
Excellent |
Excellent |
Excellent |
Excellent |
|
Alcohol - Glycols |
Excellent |
Good |
Excellent |
Excellent |
Excellent |
Excellent |
Excellent |
|
Animal Oils & Fats |
Excellent |
Excellent |
Good |
Good |
Fair |
Excellent |
Excellent |
|
Soaps, Bleaches, Detergents |
Fair/Good |
Good |
Fair |
Fair |
Excellent |
Excellent |
Excellent |
|
Steam |
Fair |
Fair |
Good |
Good |
Excellent |
Good |
Excellent |
|
Vegetable Oils |
Excellent |
Excellent |
Excellent |
Excellent |
Good |
Excellent |
Excellent |
|
Water |
Good |
Excellent |
Fair |
Fair |
Excellent |
Excellent |
Excellent |
