They have many applications in the foundry and refractory industries because they can withstand thermal shock, even molten metal, and still maintain their rigidity. cm - 10 13 Breakdown voltage KV/mm 14 15 Breaking strength Mpa 250 300 4.Applications of alumina ceramic ignitor : Ceramics are also heat resistant.Vintage Ronson Tabletop Cigarette Lighter Gold tone Ceramic Fantasy. FOR SALE This item has been donated, so it is sold as second hand. alumina ceramic ignitor Properties: Alumina Ceramics Properties Unit 95% 99% Density g/cm 3 3.6 3.8 Water absorption % <0.4 <0.2 Firing temperature ☌ 1600 1800 Hardness HRA 70 80 Coefficient of linear expansion *10 -6 /☌ 5.5 5.3 Dielectric constant 9 10.5 Volume resistivity Ω VINTAGE RONSON VARATRONIC Piezo Electric Lighter - £9.99. 2.Advantages of alumina ceramic ignitor : 1) Low density 2) High wearing resistance 3) Good corrosion resistance 4) Very good electrical insulation 5) High Temperature resistance 6) Dimensional stability and rigidity 3. aluminia ceramic ignitor: A long-time expert in the field of ceramic igniters, we provide reliable and long-life ceramic igniters in hot surface ignition (HSI) systems and ceramic spark igniters.
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