Donfoam 824PIR HFC-245fa isi ngwakọta polyols maka-aga n'ihu PIR ngọngọ ụfụfụ
Donfoam 824PIR HFC-245fa isi ngwakọta polyols maka-aga n'ihu PIR ngọngọ ụfụfụ
OKWU
DonFoam 824 / PIR bụ ụdị ngwakọta polyols iji hfc-245fa asụ ụfụfụ gị n'ụlọnga, na polyol dị ka isi akụrụngwa, weere na pụrụ iche inyeaka gị n'ụlọnga, kwesịrị ekwesị n'ihi na mkpuchi nke ewu, ụgbọ njem, shei na ndị ọzọ na ngwaahịa. Nke a ihe onwunwe na-akpan mepụtara maka-aga n'ihu akara .Onye polyurethane ngwaahịa na-akwadebe site omume ya isocyanate nwere ndị na-esonụ uru:
- Eco-enyi na enyi, na-enweghị na-ebibi ozone Layer
- Akwa compressive ike na ezi homogeneity nke isotropic ike
- Ezigbo thermal mkpuchi arụmọrụ ma akụkụ kwụsie ike
nkịtị onwunwe
|
DonFoam 824 / PIR |
|
| ọdịdị
OH uru mgKOH / g Dynamic viscosity (25 ℃) mPa.S Njupụta (20 ℃) g / ml Nchekwa okpomọkụ ℃ Nchekwa kwụsie ike ※ ọnwa |
Ìhè-acha odo odo na nchara nchara uzo mmiri mmiri 250-400 300-500 1.15-1.25 10-25 3 |
na-atụ aro ruru
|
Pbw |
|
| DonFoam824 / PIR
Isocyanate |
100 150-200 |
Nkà na ụzụ na reactivity (kpọmkwem uru dịgasị dabere nhazi ọnọdụ)
|
Manual Mix |
elu nsogbu |
|
| Raw Ihe okpomọkụ ° C
Ude oge S Jel oge S Free njupụta n'arọ / m 3 |
20-25 20-50 160-300 40-50 |
20-25 15-45 140-260 40-50 |
ụfụfụ arụmọrụ
| N'ozuzu Nkedo njupụta
Mechiri emechi-cell Rate Mbụ Kwes conductivity (15 ℃) compressive Ike Akụkụ Kwụsie 24h -20 ℃ 24h 100 ℃ Flammability |
GB / T 6343 GB / T 10799 GB / T 3399 GB / T 8813 GB / T 8811
GB / T 8624 |
≥40 n'arọ / m3
≥90% ≤22mW / Mak ≥150 KPa ≤0.5% ≤1.0% B2, B1
|
