Donfoam 812 ipilẹ ti o dara awọn poyols fun foomu
Donfoam 812 ipilẹ ti o dara awọn poyols fun foomu
Ifihan
Donfoam 812 Paapọ awọn poyols poyols ti o lo fun gbejade foomu pa. Foomu ni sẹẹli iṣọkan, Iwari igbona kekere, iṣẹ idaamu ti igbona ni o dara, iṣẹ-ṣiṣe ina.
Ni opolo lo ni ilana ti gbogbo iru iṣẹ idabosa gẹgẹbi: Ilé ita, ibi ipamọ nla, awọn pipo nla ati bẹbẹ lọ
Ohun-ini ti ara
| Ifarahan Mpycial viscic (25 ℃) mppa.s Iwuwo (20 ℃) g / ml Ibi ipamọ otutu ℃ Osu iduroṣinṣin | Yelle Yellown To Brown Liquid Brown 250 ± 50 1.17 ± 0.1 10-25 6 |
Ibẹrẹ ipin
| Awọn ohun | Poku |
| Ipapọ polylether poyol Ipa locyanate | 100 130 |
Imọ-ẹrọ ati gbigba pada(Iye ti o jẹ deede yatọ da lori awọn ipo sisẹ)
| Ijọpọ Afowoyi | |
| Iwọn otutu ti aise ℃ Awọn iwọn otutu Moold ℃ Ct s Gt s Tft s Iwuwo ọfẹ kg / m3 | 20-25 Otutu otutu (15-45 ℃) 35-60 140-180 240-260 26-28 |
Awọn iṣẹ Fooamu
| Nkan | Boṣewa idanwo | Alaye |
| Apapọ ni imulẹ iwuwo Mimọ iwuwo tootọ | Gb 6343 | 40-45kg / m3 38-42kg / m |
| Oṣuwọn sẹẹli | Gb 40799 | ≥90% |
| Aṣiṣe igbona igbona ni ibẹrẹ (15 ℃) | Gb 3399 | ≤24mW / (mk) |
| Okun idamu | GB / T8813 | ≥150kpa |
| Iduroṣinṣin onisẹpo 24h -20 ℃ R90 70 ℃ | GB / T8811 | ≤1% ≤1.5% |
| Oṣuwọn gbigba omi | Gb 8810 | ≤3% |
| Ina | Astm E84 | Kilasi a |
