White Fused Alumina 1-0mm 3-1mm 5-3mm 8-5mm
Product Introduction of White fused alumina 1-0mm 3-1mm 5-3mm 8-5mm
White fused alumina 1-0mm 3-1mm 5-3mm 8-5mm are refractory aggregates made from WFA lumps. WFA refractory aggregate is artificial alumina by high-temperature fusing process. White fused alumina is of high density and high refractories. It is of excellent thermal performance.
Typical physical properties of White fused alumina 1-0mm 3-1mm 5-3mm 8-5mm
| Hardness: | Mohs:9.0 |
| Maximum service temperature: | 1900 Degree |
| Melting Point: | 2250 Degree |
| Specific Gravity: | 3.95g/cm3 |
| Volume density | 3.6g/cm3 |
| Bulk density(LPD): | 1.55-1.95 g/cm3 |
| Color: | White |
| Particle shape: | Angular |
Typical chemical composition of White fused alumina 1-0mm 3-1mm 5-3mm 8-5mm
| Size | 0-1mm | 1-3mm |
| AL2O3 | 99.52% | 99.7% |
| SiO2 | 0.06% | 0.06% |
| NA2O | 0.27% | 0.21% |
| Fe2O3 | 0.02% | 0.01% |
| TiO2 | Max.0.01% | Max.0.01% |
| Moisture | Max.0.01% | Max.0.01% |
Particle size distribution of White fused alumina 1-0mm 3-1mm 5-3mm 8-5mm
| Size | Certified Value(%) | Typical Value(%) | |||
| 8-5mm | +8.00mm | -4.75mm | +8.00mm | +4.75mm | -4.75mm |
| 5max | 5max | 0-5 | 90-100 | 0-5 | |
| 5-3mm | +4.75mm | -2.80mm | +4.75mm | +4.00mm | -2.80mm |
| 10max | 10max | 0-10 | 15-35 | 0-10 | |
| 3-1mm | +2.80mm | -1.0mm | +2.8mm | +2.0mm | -1.00mm |
| 10max | 10max | 0-10 | 25-50 | 0-10 | |
| 1-0mm | +1.00mm | -0.212mm | +1.00mm | -0.212mm | |
| 5max | 35max | 0-5 | 0-35 | ||
Product features of WFA 1-0mm 3-1mm 5-3mm 8-5mm
High hardness: Mohs hardness is 9.0, Vickers hardness(HV) is 2000-2200.
Good toughness: For example, the compressive strength of white fused alumina F120 is 100KN/cm2.
High density: The volume density of WFA is 3.6g/cm3.
High-temperature resistance with low thermal conductivity and low coefficient of linear expansion. So it can resist to thermal shock.
PH value: White fused alumina is a neutral substance with PH Value 7.0-8.0.
High resistance to chemical corrosion. White fused alumina is resistant to most acid and alkali materials.
Applications of WFA 1-0mm 3-1mm 5-3mm 8-5mm