Al2O3 60% Ceramic Sand
Nta
• Kev sib xyaw ua ke sib xyaw ua ke
• ruaj khov grain loj faib thiab cua permeability
• High refractoriness (1825 ° C)
• Siab tiv taus hnav, tsoo thiab thermal shock
• Me ntsis thermal expansion
• Zoo heev fluidity thiab filling efficiency vim yog kheej kheej
• Siab tshaj plaws reclamation tus nqi nyob rau hauv cov xuab zeb voj system
Daim Ntawv Thov Sand Foundry Txheej Txheem
RCS (Resin coated xuab zeb)
Txias lub thawv xuab zeb txheej txheem
3D luam ntawv xuab zeb txheej txheem (xws li Furan resin thiab PDB Phenolic resin)
Cov txheej txheem tsis muaj ci hauv xuab zeb (xws li Furan resin thiab Alkali phenolic resin)
Cov txheej txheem kev nqis peev / Poob ciab foundry txheej txheem / Precision casting
Poob phaus txheej txheem / Poob ua npuas ncauj txheej txheem
Cov txheej txheem dej iav
Ceramic Sand Property
Main Chemical Component | Al₂O₃ 58-62%, Fe₂O₃<2%, |
Grain Shape | kheej kheej |
Angular Coefficient | ≤1.1 |
Qhov Loj | 45μm-2000μm |
Refractoriness | ≥1800 ℃ |
Kev ceev ceev | 1.6-1.7 g / cm3 |
PH | 7.2 |
Grain Size Distribution
Mesh | 20 | 30 | 40 | 50 | 70 | 100 | 140 | 200 | 270 | Pan | AFS Range |
ib m | 850 | 600 | 425 | 300 | 212 | 150 | 106 | 75 | 53 | Pan | |
#400 | ≤ 5 | 15-35 : kuv | 35-65 : kuv | 10-25 | ≤ 8 | ≤ 2 | 40 ± 5 | ||||
#500 | ≤ 5 | 0-15 | 25-40 | 25-45 : kuv | 10-20 | ≤10 | ≤ 5 | 50 ± 5 | |||
#550 | ≤10 | 20-40 | 25-45 : kuv | 15-35 : kuv | ≤10 | ≤ 5 | 55 ± 5 | ||||
#650 | ≤10 | 10-30 | 30-50 | 15-35 : kuv | 0-20 | ≤ 5 | ≤ 2 | 65 ± 5 | |||
#750 | ≤10 | 5-30 | 25-50 | 20-40 | ≤10 | ≤ 5 | ≤ 2 | 75 ± 5 | |||
#850 | ≤ 5 | 10-30 | 25-50 | 10-25 | ≤ 20 | ≤ 5 | ≤ 2 | 85 ± 5 | |||
#950 | ≤ 2 | 10-25 | 10-25 | 35-60 : kuv | 10-25 | ≤10 | ≤ 2 | 95 ± 5 |
Sau koj cov lus ntawm no thiab xa tuaj rau peb