Automotive TPE – Grade Portfolio
| Application |
Hardness Range |
Special Properties |
Key Features |
Suggested Grades |
| Seals & Gaskets |
60A–90A |
Ozone & heat resistant |
Long-term sealing, flexible & durable |
TPE-AutoSeal 70A, TPE-AutoSeal 80A |
| Interior Soft Trim & Knobs |
50A–80A |
Low VOC, odor-free |
Soft-touch surface, color stable |
TPE-Trim 60A, TPE-Trim 70A |
| Air-Vent & Damping Parts |
70A–95A |
Heat- and fatigue-resistant |
Flexible, vibration-absorbing |
TPE-Damp 80A, TPE-Damp 90A |
| Exterior Protective Parts |
80A–55D |
UV & weather resistant |
Durable, impact-resistant |
TPE-Ext 90A, TPE-Ext 45D |
| Overmolded Interior Components |
60A–90A |
PP/ABS adhesion grades |
Soft-touch, strong bonding |
TPE-OverAuto 65A, TPE-OverAuto 75A |
Automotive TPE – Grade Data Sheet
| Grade |
Positioning / Features |
Density (g/cm³) |
Hardness (Shore A/D) |
Tensile (MPa) |
Elongation (%) |
Tear (kN/m) |
Heat Aging (100 °C × 168 h) |
| TPE-AutoSeal 70A |
Door seals, ozone & weather resistant |
0.98 |
70A |
9.0 |
470 |
25 |
< 5 % change |
| TPE-AutoSeal 80A |
Window gaskets, high elasticity |
0.99 |
80A |
9.5 |
450 |
26 |
< 5 % change |
| TPE-Trim 60A |
Interior trim, low VOC, soft-touch |
0.96 |
60A |
8.5 |
500 |
24 |
< 3 % change |
| TPE-Trim 70A |
Dashboard knobs, UV & color stable |
0.97 |
70A |
9.0 |
470 |
25 |
< 3 % change |
| TPE-Damp 80A |
Damping pads, heat & fatigue resistant |
0.98 |
80A |
10.0 |
440 |
27 |
< 5 % change |
| TPE-Damp 90A |
Air-vent flaps, vibration control |
1.00 |
90A (~35D) |
10.5 |
420 |
28 |
< 5 % change |
| TPE-Ext 90A |
Exterior trim, UV & impact resistant |
1.02 |
90A (~35D) |
11.0 |
400 |
30 |
< 5 % change |
| TPE-Ext 45D |
Protective bumpers, high strength |
1.04 |
45D |
12.0 |
360 |
32 |
< 5 % change |
| TPE-OverAuto 65A |
PP/ABS overmolding, soft & durable |
0.97 |
65A |
8.5 |
480 |
24 |
< 3 % change |
| TPE-OverAuto 75A |
Dual-shot trim, strong adhesion grade |
0.98 |
75A |
9.0 |
460 |
25 |
< 3 % change |
Note: Data for reference only. Custom specs available.
Key Features
- Excellent heat and UV resistance (–40 °C to +130 °C)
- High elasticity and compression set recovery
- Resistant to oil, ozone, and automotive fluids
- Low VOC, odor-free, and recyclable
- Compatible with PP, ABS, and PC substrates for overmolding
- Glossy or matte surface finish options
Typical Applications
- Automotive seals, gaskets, and weather strips
- Interior soft trims, knobs, buttons, and grips
- Dashboard and console components
- Air-vent flaps and vibration-damping parts
- Exterior decorative and protective parts
Customization Options
- Hardness: Shore 40A–55D
- Grades for extrusion, injection, and co-molding
- Flame-retardant, UV-stable, or low-VOC versions
- Black, gray, and interior-grade color options
Why Choose Chemdo’s Automotive TPE?
- Proven performance under high temperature and UV exposure
- Consistent low-emission (VOC) formulation for interior use
- Strong adhesion grades available for PP and ABS overmolding
- Trusted supplier for automotive component makers in Asia
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General Purpose TPE
