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Product Description
![]() | Alumina ceramic ignition They are widely adopted as core ignition components for combustion machines, gas boilers, gas ovens, gas water heaters, commercial burners and industrial furnaces, delivering stable and reliable spark ignition performance under harsh working conditions. |
Material of alumina ignition1) Ceramic Insulator Body: 95% Alumina, Steatite with glazed or no glazed layer . 2) Electrode Pin/Rod: OCr25Al5, SUS304, Ni80Cr20,KanthalA1, 3) Cable: UL1332, UL1911, UL3573, UL3071, UL3239 | ![]() |
![]() | Alumina ceramic igniter introduction: Alumina ceramic is the most mature of the engineering ceramics, offering excellent electrical insulation properties together with high hardness and good wear resistance,but relatively low strength and fracture toughness |
Alumina ceramic ignition advantages: 1. low thermal conductivity 2. excellent thermal shock resistance 4. excellent chemical corrosion-resistant performance 5. custom dimensions are available upon customer drawings or requirements. | ![]() |
Alumina Purity | 92% | 95% | 96% | 99% | 99.6% |
颜色 Color | White 白色 | White 白色 | White 白色 | Ivory White 象牙白 | White 白色 |
体积密度 Volume density(g/cm3) | 3.45 | 3.5 | 3.7 | 3.75 | 3.9 |
吸水率 Water Absorption | 0 | 0 | 0 | 0 | 0 |
抗弯强度 Flexural Strength | 300MPa | 300MPa | 320MPa | 330MPa | 330MPa |
维氏硬度 Vickers hardness | 1300 | 1400 | 1400 | 1800 | 1800 |
介电常数 Dielectric Constant (at 1MHZ 25℃) | 10 | 10 | 10 | 10 | 10 |
弹性模量 Modulus of elasticity | 350GPa | 350GPa | 350GPa | 370GPa | 370GPa |
热导率 thermal conductivity (30℃) | 18W/(m·K) | 24W/(m·K) | 24W/(m·K) | 25W/(m·K) | 28W/(m·K) |
体积电阻率 Volume resistivity | 1014Ω•cm | 1014Ω•cm | 1014Ω•cm | 1014Ω•cm | 1015Ω•cm |
介电强度 Dielectric strength | 20KV/mm | 20KV/mm | 20KV/mm | 20KV/mm | 30KV/mm |
备注:以上数据仅供参考。
Note: The above data is only for your reference.
Company Profile

Packaging & Shipping
Packing Details | We will packing by professional export packing,safety against breakage, finally into the wooden cases/ carton/pallet or customized package. We have ERP authentication. |
Delivery Details | We can deliver by SEA,air,rail transportation,the China-Europe Railway Express etc. TNT, DHL,UPS, FEDEX, EMS,S.F EXPRESS etc. |

| 1. Sample service | 2. Optimal price | 3. Customized logo |
| 4. Fast feedback | 5. Customized size | 6. Safety package |
| 7. ISO9001 | 8. Aftersale service | 9. Low procurement risk |