Low Volt 25W Mch Resistor Alumina Ceramic Heating Element | ||
Model | G015200180 | |
Raw material | 96% Alumina | |
Shape | Tubular | |
Size | H15*OD20*ID18mm | |
Energy source | Electricity | |
Voltage | 5V/ 7.4/ 12V/ 24V | |
Resistance | 5~6Ω | |
Usage | Heating, warming | |
Application | All electricity industries | |
Certification | RoHS, ISO9001 | |
Advantages | Eco-friendly, energy saving, compact, high efficiency | |
Samples | Available | |
Customized | Support |
Properities | ||||
Item | Unit | MCH heater | ||
Vickers hardness (loading 500g) | GPa | 12.3 | ||
Three-point flexural strength | MPa | 340 | ||
Hermal properities | ||||
Item | Unit | MCH heater | ||
Max using temp | °C max | 1000 | ||
Operating temp | °C max | 800 | ||
Thermal conductivity (20°C) | W/ (m · K) | 18 | ||
Specific heat (20°C) | J/ (kg · K) | 0.78 x 10³ | ||
Coef. linear thermal expansion (40~800°C) | x10-6 / °C | 7.8 | ||
Electrical properties | ||||
Item | Condition & method | Standard | ||
Power-on test | Power on directly under rated voltage for 2 mins | Operate normally | ||
Insulation resistance 1 | 25°C 500V non-operation | ≥100MΩ | ||
Insulation resistance 2 | 25°C 500V operation | ≥50MΩ | ||
Insulation test 1 | Test in the water when AC2000V/60S, AC2500V/1S ≤5mA | Pass | ||
Insulation test 2 | Apply AC3750V/3S ≤0.5mA | Pass | ||
Durability 1 | 10s on 10s off 100000 cycles in the normal condition | Power attenuation<5% | ||
MCH assembly into the jig under the rated voltage and flow the water temp of 5~7°C, 60S on 30S off 15000 cycles |