MDI Prepolymer
He uaua: Shore As 75A - Shore A 95A
Ko te hua kei nga ahuatanga o te mau tonu te aro turuki, te manawa me nga taonga miihini pai.
Whakamahia ai mo te mahi Miscellanees Poipone Elastomer i nga hua penei i nga wira rapa, nga pereti taapiri me nga mowhiti taapiri.
|
Āhua
| 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 |
| State i te 20 ℃ | Pūnaha ptmg, ma totoka | Pūnaha Polyester, ma totoka | ||||
| Pepeha100g prepolymer / g | 6.1 | 7.8 | 9.3 | 6.8 | 7.8 | 9.3 |
| Tirohanga (85 ℃) / MPA · s | 1400 | 1000 | 750 | 1400 | 1200 | 1000 |
| Te whakaranu pāmahana / ℃ (Prepolymer / 1,4bd) | 80/40 | 80/40 | 80/40 | 80/40 | 80/40 | 80/40 |
| Te wa Gel / Min | 10 | 8 | 7 | 10 | 8 | 7 |
| Tukuna te wa kawa (110 ℃) / h | 48 | 48 | 48 | 48 | 48 | 48 |
| Pakeke (takuta 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 | Irara |
| Te kaha o te kaha / MPA | 44 | 43 | 45 | 50 | 46 | 55 |
| Elongation /% | 472 | 683 | 500 | 540 | 580 | 530 |
| Te Kaha Rawa / (KN / M) | 75 | 110 | 130 | 82 | 117 | 132 |
| Whakaputa /% | 61 | 64 | 55 | 43 | 35 | 39 |
| Te ahua (24 ℃) / (G / cm3) | 1.11 | 1.11 | 1.12 | 1.23 | 1.26 | 1.24 |
| Kakahu / mm³ | 36 | 44 | 44 | 32 | 35 | 38 |
Tuhia to panui i konei ka tukuna mai ki a maatau
