MDI PrePolymer
Hardness: Shore A 75a - Shore A 95a
It produkt hat de skaaimerken fan goede wear ferset, wjerskanten en poerbêste meganyske eigenskippen.
Wurdt brûkt foar it meitsjen fan Diversen Polyurethane Elastomer-produkten, lykas rubberwielen, sieve platen en sealing ringen.
Model
| D2560 | D2575 | D2590 | D3565 | D3575 | D3590 |
NCO /% | 6,0 ± 0.2 | 7,5 ± 0.2 | 9,0 ± 0,2 | 6,5 ± 0.2 | 7,5 ± 0.2 | 9,0 ± 0,2 |
Steat op 20 ℃ | PTMG-systeem, wite solide | Polyester systeem, wite solide | ||||
Bdo100g Preparymer / G | 6.1 | 7.8 | 9.3 | 6.8 | 7.8 | 9.3 |
Viscosity (85 ℃) / MPA · S | 1400 | 1000 | 750 | 1400 | 1200 | 1000 |
Mingt temperatuer / ℃ (Preparymer / 1.4BD) | 80/40 | 80/40 | 80/40 | 80/40 | 80/40 | 80/40 |
Gel tiid / min | 10 | 8 | 7 | 10 | 8 | 7 |
Pleats Vulcanization Time (110 ℃) / H | 48 | 48 | 48 | 48 | 48 | 48 |
Hurdens (kust a) | 87 ± 2 | 90 ± 2 | 95 ± 2 | 85 ± 2 | 90 ± 2 | 95 ± 2 |
100% modulus / MPA | 6 | 9.2 | 12.6 | 5 | 8.6 | 12.3 |
300% modulus / MPA | 17 | 16.6 | 18.9 | 10 | 19.7 | 29.1 |
Tensile sterkte / MPA | 44 | 43 | 45 | 50 | 46 | 55 |
ELONGATION /% | 472 | 683 | 500 | 540 | 580 | 530 |
Slach sterkte / (KN / M) | 75 | 110 | 130 | 82 | 117 | 132 |
Keatsen /% | 61 | 64 | 55 | 43 | 35 | 39 |
Tichtensheid (24 ℃) / (g / cm3) | 1.11 | 1.11 | 1.12 | 1.23 | 1.26 | 1.24 |
Din wear / mm³ | 36 | 44 | 44 | 32 | 35 | 38 |




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