Donfoam 812 HCFC-141B polyols turanga whakakotahitanga mō te poraka pahuka i
Donfoam 812 HCFC-141B polyols turanga whakakotahitanga mō te poraka pahuka i
KUPU WHAKATAKI
Donfoam polyols polyether 812 whakakotahitanga whakamahia mō te hua poraka Puri pahuka i. Ko te pahuka i he pūtau kākahu, iti kawe waiariki, mahi mātao waiariki he pai, mahi mura retardant he pai, iti pāmahana kore e holomui crack etc.
Whānui e whakamahia ana i roto i te tukanga o nga mea katoa o te mahi mātao pērā i: te hanga taiepa waho, rokiroki matao, tāke, putorino nui etc.
āhuatanga ōkiko
| Āhua
pokey Dynamic (25 ℃) mPa.S Kiato (20 ℃) g / ml pāmahana Rokiroki ℃ marama Rokiroki pūmautanga |
kōwhai Light ki parauri wai mārama 250 ± 50 1.17 ± 0.1 10-25 6 |
ōwehenga ĒRĀ
| tūemi |
PBW |
| Whakaranu Polyether Polyol
Isocyanate |
100 130 |
HANGARAU me te tauhohenga (rerekē te uara tangohia i runga i ngā āhuatanga tukatuka kei)
|
Mixing ā- |
|
| Raw Material Temperature ℃
Temperature pokepokea ai ℃ CT s GT s TFT s Kiato Free kg / m 3 |
20-25 Temperature ambient (15-45 ℃) 35-60 140-180 240-260 26-28 |
mahi pahuka i
|
Te nama take |
Test Paerewa |
Whakapūtātanga |
| Whānui Niao Kiato
Niao Core Kiato |
GB 6343 |
40-45kg / m 3 38-42kg / m |
| Auau pūtau-Kati |
GB 10799 |
≥90% |
| Te kawe ia Thermal Tuatahi (15 ℃) |
GB 3399 |
≤24mW / (MK) |
| Puai shock |
GB / T8813 |
≥150kPa |
| ahu pūmautanga
24h -20 ℃ RH90 70 ℃ |
GB / T8811 |
≤1% ≤1.5% |
| Water Auau ngotea |
GB 8810 |
≤3% |
| Flammability |
ASTM E84 |
Class A |
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