Donfoam 822PIR HCFC-141B mimọ parapo polyols fun lemọlemọfún PIR Àkọsílẹ foomu
Donfoam 822PIR HCFC-141B mimọ parapo polyols fun lemọlemọfún PIR Àkọsílẹ foomu
Ọrọ Iṣaaju
DonFoam 822 / PIR ni a irú ti parapo polyols pẹlu hcfc-141b ifofó oluranlowo, pẹlu polyol bi awọn akọkọ aise ohun elo, adalu pẹlu pataki oluranlowo oluranlowo, o dara fun idabobo ti ikole, transportation, ikarahun ati awọn ọja miiran .This awọn ohun elo ti wa ni Pataki ti ni idagbasoke fun lemọlemọfún ila .Awọn polyurethane ọja pese sile nipa reacting o pẹlu isocyanate ni o ni awọn wọnyi anfani:
1. Foomu ni o ni aṣọ agbara ati onisẹpo iduroṣinṣin ni gbogbo awọn itọnisọna
2. Awọn foomu awọn ọja le wa ni ge sinu yatọ si ni nitobi gẹgẹ bi awọn ibeere ti awọn ọja
3. O tayọ gbona idabobo iṣẹ
Ti ara ini
|
DonFoam 812 / PIR |
|
| irisi
OH iye mgKOH / g Ìmúdàgba iki (25 ℃) mPa.S Iwuwo (20 ℃) g / milimita Ibi otutu ℃ Ibi iduroṣinṣin ※ / osù |
Ina ofeefee to brown sihin omi 150-250 200-300 1.15-1.25 10-25 6 |
niyanju ratio
|
Pbw |
|
| DonFoam 812 / PIR
Isocyanate |
100 150-200 |
IMO ATI ifesi (awọn gangan iye yatọ da lori processing ipo)
|
Afowoyi Mix |
ga titẹ |
|
| Aise elo otutu ℃
Ipara akoko S Jeli akoko S Free iwuwo Kg / m 3 |
20-25 20-50 160-300 40-50 |
20-25 15-45 140-260 40-50 |
foomu ṣe
| Ìwò Mọ iwuwo
Titi-cell Rate Ni ibẹrẹ gbona iba ina elekitiriki (15 ℃) Compressive Okun Onisẹpo iduroṣinṣin 24h -20 ℃ 24h 100 ℃ Flammability |
GB / T 6343 GB / T 10799 GB / T 3399 GB / T 8813 GB / T 8811
GB / T 8624 |
≥40 Kg / M3
≥90% ≤22mW / mk ≥150 KPa ≤0.5% ≤1.0% B2, B1 |
