RUBBER
• Terminology
•
Drawing Designation
•
Compound Guide
•
Performance Comparison
•
General Applications
THERMOPLASTIC
• Performance Comparison
A
| THERMOPLASTIC ELASTOMER PERFORMANCE COMPARISON |
| Comparison of Service Temperature Capability |
| Standard Grades |
Temp
°C |
Low |
High |
PVC/NBR |
-30 |
100 |
TPO |
-50 |
100 |
SBC |
-60 |
100 |
TPV |
-60 |
120 |
TPU |
-60 |
120 |
COPE |
-70 |
160 |
COPA |
-70 |
160 |
| Values are estimated and do not take into account design, recipe nor stress applied to the part. |
| Engineered TPE’s Have Superior Service Temperature Capabilities |
| Comparative Oil & Chemical Resistance Capability |
| Standard Grades |
Technology |
PVC/TPE |
TPO |
TPV |
SEBS |
TPU |
COPE |
COPA |
Aqueous Fluids |
E |
E |
E |
E |
F/G |
G |
G |
Hydrocarbon Oils |
F/G |
G |
G |
P/F |
E |
G/E |
E |
Ozone |
E |
G/E |
G/E |
G/E |
G |
E |
E |
Hygroscopic |
No |
No |
Yes |
No |
Yes |
Yes |
Yes |
P = Poor |
F = Fair |
G = Good |
E = Excellent |
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The actual performance of the part will depend on the specifics of the environment in which it operates. |
Comparison of Other Key Properties |
| Standard Grades |
Technology |
PVC/TPE |
TPO |
TPV |
SEBS |
TPU |
COPE |
COPA |
Abrasion |
G |
F |
F |
G |
E |
E |
E |
Weatherability |
G/E |
G |
G |
G/E |
F/G |
E |
G/E |
Tear Strength |
G |
F/G |
F/G |
G |
G/E |
E |
E |
Flex Fatigue |
G |
G |
G/E |
G/E |
E |
E |
E |
Colorability |
E |
G |
F/G |
E |
G |
G |
G |
Clarity |
E |
P |
P |
E |
G |
P |
P |
P
= Poor |
F
= Fair |
G
= Good |
E
= Excellent |
||||
| Each
TPE Technology Type has a unique balance of properties. The key
to product
recommendation is the identification of relevant performance requirements. |