Donfoam 824PIR HFC-245fa base blend polyols for continuous PIR block foam
Donfoam 824PIR HFC-245fa m'munsi analinso polyols kopitiriza PIR chipika thovu
MAU OYAMBA
DonFoam 824/PIR is a kind of blend polyols using hfc-245fa foaming agent, with polyol as the main raw material, mixed with special auxiliary agent, suitable for the insulation of construction, transportation, shell and other products. This material is specially developed for continuous line .The polyurethane product prepared by reacting it with isocyanate has the following advantages:
-- Eco-friendly, without destroying the ozone layer
-- High compressive strength and good homogeneity of isotropic strength
-- Excellent thermal insulation performance and dimensional stability
katundu MWATHUPI
|
DonFoam 824/PIR |
|
| maonekedwe
OH value mgKOH/g Dynamic viscosity（25℃） mPa.S Density （20℃） g/ml Yosungirako kutentha ℃ Storage stability ※ months |
Kuwala chikasu kwa madzi bulauni mandala 250-400 300-500 1.15-1.25 10-25 3 |
analimbikitsa chiŵerengero
|
Pbw |
|
| DonFoam824/PIR
Isocyanate |
100 150-200 |
Luso ndi REACTIVITY (phindu lenileni zimasiyanasiyana malinga processing)
|
Buku Mix |
kuthamanga |
|
| Raw Material Temperature °C
Kirimu nthawi S Gel osakaniza nthawi S Free kachulukidwe makilogalamu / mamita 3 |
20-25 20-50 160-300 40-50 |
20-25 15-45 140-260 40-50 |
thovu zisudzo
| Cacikulu akamaumba kachulukidwe
Voterani pakanema-selo Koyamba matenthedwe madutsidwe (15 ℃) Compressive Mphamvu Ooneka enieni Bata 24h -20 ℃ 24h 100℃ Flammability |
GB / T 6343 GB / T 10799 GB / T 3399 GB / T 8813 GB / T 8811
GB / T 8624 |
≥40 makilogalamu / M3
≥90% ≤22mW / Mk ≥150 KPa ≤0.5% ≤1.0% B2, B1
|
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