System polywrethan ewyn MDI dwy gydran (PU) ar gyfer stribed selio ffenestr amgįu ffenestr / gwydr / cerbyd / ceir
Nodweddiadol | Uned | A-Comp. | B-Comp. | Dull |
Ymddangosiad | --- | Homogenized Tryloyw Hylif | Di-liw Tryloyw Hylif | Gweledol Mesur |
Dwysedd (20 ℃) | g/cm3 | 1.03±0.05 | 1.20±0.05 | GB/T 4472 |
Gludedd (25 ℃) | mPa·s | 1800±400 | 130±50 | GB/T 12008.7. GB/T 12009.3 |
Nodweddiadol | Uned | Gwerth | Dull |
Dwysedd | g/cm3 | 1.05 ~ 1.15 | GB/T 1033 / DIN 53479 |
Caledwch y Glannau | lan A | 90±4 | GB/T 2411 / DIN 53505 |
Cryfder Tynnol | MPa | ≥12 | GB/T 528 / DIN 53504 |
Elongation ar egwyl | % | ≥200 | GB/T 528 / DIN53504 |
Cryfder rhwyg | N/mm | ≥35 | GB/T 529 /ASTM D624-C |
Crebachu | % | 0.8 ~ 1.0 | ---- |
Ysgrifennwch eich neges yma a'i hanfon atom