Donfoam 824PIR HFC-245fa isi ngwakọta polyols maka ụfụfụ mgbochi PIR na-aga n'ihu.
Donfoam 824PIR HFC-245fa isi ngwakọta polyols maka ụfụfụ mgbochi PIR na-aga n'ihu.
Okwu mmalite
DonFoam 824/PIR bụ ụdị ngwakọta polyols na-eji hfc-245fa foaming agent, na polyol dị ka isi akụrụngwa, agwakọta ya na onye enyemaka pụrụ iche, dabara maka mkpuchi nke ihe owuwu, njem, shei na ngwaahịa ndị ọzọ.A na-emepụta ihe a pụrụ iche maka ahịrị na-aga n'ihu . Ngwaahịa polyurethane a kwadebere site na ime ya na isocyanate nwere uru ndị a:
--Eco-enyi na enyi, na-emebighị oyi akwa ozone
-- Akwa mkpakọ ike na ezigbo homogeneity nke isotropic ike
-- Ọmarịcha ihe mkpuchi ọkụ yana nkwụsi ike akụkụ
ALA nke anụ ahụ
| DonFoam 824/PIR | |
| Ọdịdị OH uru mgKOH/g Viscosity dị ike (25 ℃) mPa.S Njupụta (20 ℃) g/ml Ọnọdụ nchekwa ℃ Nkwụsi ike nchekwa ※ ọnwa | Mmiri mmiri na-egbuke egbuke na-acha odo odo na agba aja aja 250-400 300-500 1.15-1.25 10-25 3 |
RATIO akwadoro
| Pbw | |
| DonFoam824/PIR Isocyanate | 100 150-200 |
Nkà na ụzụ na imeghachi omume(ọnụahịa ziri ezi dịgasị iche dabere na ọnọdụ nhazi)
| Ngwakọta akwụkwọ ntuziaka | Nnukwu nrụgide | |
| Okpomọkụ ihe akụrụngwa °C Oge ude S Gel oge S Njupụta efu Kg/m3 | 20-25 20-50 160-300 40-50 | 20-25 15-45 140-260 40-50 |
ỌRỤ Ụfụ
| Njupụta ịkpụzi mkpokọta Ọnụego cell mechiri emechi Nrụpụta ọkụ nke izizi (15 ℃) Ike mkpakọ Nkwụsi ike akụkụ 24h -20 ℃ 24h 100 ℃ Ịkụ ọkụ | GB/T 6343 GB/T 10799 GB/T 3399 GB/T 8813 GB/T 8811
GB/T 8624 | ≥40kg/m3 ≥90% ≤22mW/mk ≥150 KPA ≤0.5% ≤1.0% B2, B1
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