Donfoam 812 HCFC-141B mimọ parapo polyols fun Àkọsílẹ foomu
Donfoam 812 HCFC-141B mimọ parapo polyols fun Àkọsílẹ foomu
AKOSO
Donfoam 812 parapo polyether polyols ti a lo fun agbejade foomu bulọọki PUR.Fọọmu naa ni sẹẹli aṣọ , iba ina gbigbona kekere, iṣẹ idabobo gbona dara, iṣẹ imuduro ina dara, iwọn otutu kekere ko si idinku idinku ati bẹbẹ lọ.
Ti a lo jakejado ni ilana ti gbogbo iru iṣẹ idabobo bii: ile odi ita, ibi ipamọ tutu, awọn tanki, awọn paipu nla ati bẹbẹ lọ.
ENIYAN TI ARA
| Ifarahan Iyiyi iki (25℃) mPa.S iwuwo (20℃) g/ml Ibi ipamọ otutu ℃ Oṣuwọn iduroṣinṣin ipamọ | Ina ofeefee to brown sihin omi 250±50 1.17 ± 0.1 10-25 6 |
RATIO ti a ṣe iṣeduro
| Awọn nkan | PBW |
| Papọ Polyether Polyol Isocyanate | 100 130 |
Imọ-ẹrọ ATI AṢE(iye gangan yatọ da lori awọn ipo ṣiṣe)
| Dapọ Afowoyi | |
| Awọn iwọn otutu ohun elo aise ℃ Iwọn otutu ℃ CT s GT s TFT s Ọfẹ iwuwo kg/m3 | 20-25 Iwọn otutu ibaramu (15-45 ℃) 35-60 140-180 240-260 26-28 |
Awọn iṣẹ foomu
| Nkan | Igbeyewo Standard | Sipesifikesonu |
| Ìwò Molding iwuwo Molding Core iwuwo | GB 6343 | 40-45kg / m3 38-42kg / m |
| Oṣuwọn sẹẹli pipade | GB 10799 | ≥90% |
| Imudara Ooru Ibẹrẹ (15℃) | GB 3399 | ≤24mW/(mK) |
| Agbara titẹ | GB/T8813 | ≥150kPa |
| Iduroṣinṣin Onisẹpo 24h -20 ℃ RH90 70 ℃ | GB/T8811 | ≤1% ≤1.5% |
| Omi Gbigba Oṣuwọn | GB 8810 | ≤3% |
| Flammability | ASTM E84 | Kilasi A |
