Qhov zoo:
Qhov kev tsim no ua rau muaj kev tiv thaiv zoo rau thermal shock, yaig, oxidation tsis kam thiab kev pabcuam ntev.
Lawv qhia cov yam ntxwv ntawm kev ua haujlwm zoo thermal poob siab, kev ua haujlwm ruaj khov, zoo corrosion thiab yaig tsis kam, thiab muaj zog tawg tsis kam.Qhov taw qhia | Upper thiab sau nozzle | ||
ZA70 | ZA75 | ZA80 | |
Al2O3 ≥ | 70 | 75 | 80 |
C ib ≥ | 3 | 3 | 3 |
Qhov ceev (g/cm3) ≥ | 2.7 | 2.85 | 2.85 |
Pom meej porosity ≤ | 10 | 10 | 10 |