TDI-2162 — hot PTMEG prepolymer, 95 Shore A (hardest)
Prepolymer based on **PTMEG with TDI** end groups. Hardness when cured with MOCA — 95 A (Shore D 49). The hardest material in the Hot System line — for rigid, heavily loaded assemblies.
Component characteristics
| Parameter | Value |
|---|---|
| NCO% | 6.2 ± 0.2 |
| Appearance (room temp.) | white liquid |
| Processing temperature | 80 ℃ |
| Processing viscosity | 480 cps |
| Specific gravity | 1.13 |
Physical-mechanical properties
| Parameter | Value |
|---|---|
| Hardness, Shore A (25℃) | 95 ± 1 |
| Hardness, Shore D | 49 ± 2 |
| 100% modulus | 12.8 MPa |
| 300% modulus | 36.3 MPa |
| Tensile strength | 39 MPa |
| Elongation at break | 350 % |
| Tear (without notch) | 95 kN/m |
| Tear (with notch) | 33 kN/m |
| Rebound | 47 % |
| Abrasion | 38 mm³ |
Mixing and curing (hot casting)
| Parameter | Value |
|---|---|
| Ratio | TDI-2162 100 : MOCA 18 |
| Mixing temp. (prepolymer/MOCA) | 85 / 120 ℃ |
| Mold temperature | 100-110 ℃ |
| Pot life | 5 min |
| Gel time | 6 min @ 85℃ |
| Curing | 16 h @ 100-110 ℃ |
Applications
Rods, rollers, gaskets, sheets, industrial rollers, screens for mineral extraction, seals — mining, quarrying, oil and gas industries. Best where maximum hardness and rigidity are needed.
Packaging · storage
20 kg / 200 kg steel drums · 12 months · cool/dry, under nitrogen.
In the line
Hardest: TDI-2135 (85A) 85A → TDI-3140 (89A) 89A → TDI-2162 95A. Category Hot System.
FAQ
Q: What is the hardness of TDI-2162? A: 95 Shore A (Shore D 49) — the hardest in the TIMOL line. Q: When to choose it specifically? A: For rigid, heavily loaded parts where hardness and tear resistance matter. Q: Material base? A: PTMEG prepolymer with TDI end groups, MOCA curative (100:18). Q: Shortest pot life? A: Yes, 5 min — pour quickly.
category: Hot System · terms: Reference