MDI Prepolymer
lile: tera A 75A – tera A 95A
Awọn ọja ni o ni awọn abuda kan ti o dara yiya resistance, resilience ati ki o tayọ darí ini.
Ti a lo fun ṣiṣe awọn ọja elastomer polyurethane oriṣiriṣi gẹgẹbi awọn kẹkẹ roba, awọn awo sieve ati awọn oruka edidi.
|
Awoṣe
| 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 |
| Ipinle ni 20 ℃ | PTMG eto, funfun ri to | poliesita eto, funfun ri to | ||||
| BDO100g Prepolymer / g | 6.1 | 7.8 | 9.3 | 6.8 | 7.8 | 9.3 |
| Iwo (85℃)/mPa·s | 1400 | 1000 | 750 | 1400 | 1200 | 1000 |
| Adalu otutu / ℃ (Prepolymer / 1,4BD) | 80/40 | 80/40 | 80/40 | 80/40 | 80/40 | 80/40 |
| Jeli akoko / min | 10 | 8 | 7 | 10 | 8 | 7 |
| Akoko vulcanization lẹhin (110 ℃)/h | 48 | 48 | 48 | 48 | 48 | 48 |
| Lile (Okun A) | 87±2 | 90±2 | 95±2 | 85±2 | 90±2 | 95±2 |
| 100% Modulu / MPa | 6 | 9.2 | 12.6 | 5 | 8.6 | 12.3 |
| 300% Modulu / MPa | 17 | 16.6 | 18.9 | 10 | 19.7 | 29.1 |
| Agbara fifẹ /MPa | 44 | 43 | 45 | 50 | 46 | 55 |
| Ilọsiwaju /% | 472 | 683 | 500 | 540 | 580 | 530 |
| Agbara omije / (KN/m) | 75 | 110 | 130 | 82 | 117 | 132 |
| Ipadabọ /% | 61 | 64 | 55 | 43 | 35 | 39 |
| Ìwúwo (24℃)/(g/cm3) | 1.11 | 1.11 | 1.12 | 1.23 | 1.26 | 1.24 |
| Din wọ / mm³ | 36 | 44 | 44 | 32 | 35 | 38 |
Kọ ifiranṣẹ rẹ nibi ki o si fi si wa
