Medium Temp. MgO ZSM1B
● Features
ZSM1B is medium temperature MgO powder, with good flow property and moisture resistance. It is mainly used in liquid and air flow heating elements with wattage loading less than 8W/cm2, such as air-conditioner heaters and water heaters.
● Chemical Analysis
| Composition | MgO | CaO | SiO2 | Al2O3 | Fe2O3 |
| Value (%) | ≥96.0 | ≤1.5 | ≤1.5 | ≤0.5 | ≤0.6 |
*The properties are the typical values and not the guaranteed values.
● Physical Properties
| Flow Rate | Tap Density | Particle Size Distribution |
| 175±15s/100g | 2.24～2.41g/cm3 | 50～325 |
● Particle Size Distribution
| Mesh | +50 | +60 | +80 | +100 | +150 | +200 | +325 | -325 |
| Particle Size (μm) | +355 | +280 | +180 | +154 | +100 | +71 | +46 | -46 |
| Value (%) | 0～5 | 16～26 | 28～40 | 1～8 | 20～30 | 8～18 | 1～5 | 0～3 |
● Electrical Properties
ZSM1B（MgO≥96%）
● Test Conditions
Material: SUS304
Rolling: ɸ8.0mm→ɸ6.6mm
Core rod：Ni80Cr20，Φ0.3mm
Effective Heating Length: 43.0-47.0cm
Cold Insulation Resistance: 28Ω-33Ω
Power on Time：15min
*The properties are the typical values and not the guaranteed values.
● Packaging
25Kg in a woven bag. Special Package is available on requirements.
● Remarks
1. ZSM1B is treated with silicone oil, MgO powder without silicone oil can be provided on requirements.
2. Electrical grade MgO powder is non-toxic, but with some dust. It is recommended to wear anti-dust respirators and gloves during operation.
3. Electrical grade MgO powder should be stored in dry places.
