Алн-нитрид алюминия высокой чистоты CAS 24304-00-5
US $20.00-$100.00
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Месяц | Минимальная цена | Макс. стоимость |
---|---|---|
Aug-17-2025 | 19.37 $* | 19.46 $* |
Jul-17-2025 | 15.46 $* | 15.59 $* |
Jun-17-2025 | 19.11 $* | 19.98 $* |
May-17-2025 | 19.52 $* | 19.63 $* |
Apr-17-2025 | 15.89 $* | 15.23 $* |
Mar-17-2025 | 18.49 $* | 18.56 $* |
Feb-17-2025 | 18.23 $* | 18.44 $* |
Jan-17-2025 | 18.59 $* | 18.70 $* |
Wear resistance/ceramic insulator tube/for spark plugs isolators/igniter | ||
Introductions | Our ceramic igniters for wood pellets will not leave you cold! Ready to fit solution: High temperature heating element in temperature-resistant ceramic socket Air can flow through and around inside and outside of heater Element temperature: 1,000 °C (1,850 °F) in permanent and alternating operation, for a short time up to 1,300 °C (2,350 °F) Lifetime up to 100,000 heating cycles, depending on operating conditions Completely electrically insulated towards the inside and outside; no exposed electrical contacts! Oxidation and corrosion-resistant Impervious to overheating: Blower failures/overheating is accepted without problem by ignition element. Ignition through air heating: Due to extremely high heater temperature and ideal geometric conditions, air is heated in a very short time to very high temperatures – the ideal ignition blower! Igniting wood chips, firewood, coal bricks or other biomass (corn, etc.) is possible. Protecting the ignition element from slagging can be guaranteed by means of a nozzle tip. | |
Material performance | 1.Material: Alumina 2.Maximum operation temperature :1000℃ 3.Thermal conductivity (20℃): 18W/(m.K) 4.Specific heat (20℃):0.78×103 J/(kg.K) 5.Coef.of liner thermal expansion (40~800℃) 6.Vickers hardness (Load 500g):12.3 Gpa 3-point 7.flexural strength: 340 MPa | |
Product Specification | 1.Part No.: 90105 2.Usage : Mainly applied to pellet stove 3.Working: Voltage: 220VAC 4.Wire:300-500mm 5.Dimension: Length: L90*φ10.5mm 6.Power:150-250W | |
Property | 1.Excellent Mechanical Properties 2.High-Temperature Durability 3.Rapid Heat Up 4.High Efficiency Heat Exchange 5.Small Size/HighOutput |
Thermal Properties for Alumina Heater | ||||
Item | Unit | Value | ||
Vickers Hardness | Gpa | 11.5 | ||
Flexural Strength | Mpa | 300 | ||
Compressive Strength | Mpa | 2000 | ||
Modulus of Elasticity | Gpa | 300 | ||
Poisson's Ratio | --- | 0.22-0.23 | ||
Fracture Toughness | Mpam1/2 | 3.5-4.0 | ||
Thermal Conductivity | W/(m·k) | 25 | ||
Thermal Expansion Coefficient | 10-6/℃ | 6.5-7.5 | ||
Thermal Shock Resistance | △T℃ | 200 | ||
Maximum Use Temperature | ℃ | 1600 | ||
Dielectric Strength | KV/mm | >12 | ||
Dielectric Constant | εr | 9-10 | ||
Dielectric Loss Angle (1MHz) | --- | 0.0002 | ||
Volume Resistivity | Ω.m | >1015 | ||
Specific Heat | J/(kg·k) | 0.78x103 |
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