Ceramic Water Valve Sheet

Feature: 1. composition: 95%alumina ceramic 2. application:Applied to single & double water nozzle, water heater thermostatic valve, multifunctional  shower, conversion valve, surf & massage bathtub regulating valve, liquefying gas control regulating valve¡£ 3. color: white and black 4. Valve planeness discrepance≤0.03μm£¬roughness≤0.3μm, parallelism degree≤0.05mm, Excellent gas tightness, resist pressing and resist bending, the available working life is more than 500,000 cycles    Production technical parameter---Ceramic water valve sheet (the bellows parameter only will be refer) Material 95% alumina ceramic 90% alumina ceramic Color WHITE WHITE & BLACK Application Applied to single & double water nozzle, water heater thermostatic valve, multifunctional  shower, conversion valve, surf & massage bathtub regulating valve, liquefying gas control regulating valve¡£ Volume Density £¨g/cm3£© 3.6 3.4 Average Crystalloid Particle Diameter (um) 10.5 10.5 Gas Tightness £¨Pa.M3/S£© 1x10-11 1x10-11 Chemical Stability Acid Resistance              (1£º9 hydrochloric acid 100¡æ.1H) ≤7mg/cm2 ≤7mg/cm2 Alkali Resistance   (10£¥Sodium Hydroxide 100¡æ.1H) ≤0.2mg/cm2 ≤0.2mg/cm2 Electrical Property Volume Resistivity (Ω.cm) 100¡æ ≥1x1013 ≥1x1013 300¡æ ≥1x1011 ≥1x1011 500¡æ ≥3x109 ≥3x109 Dielectric Strength £¨KV/mm£© 20 19 Permittivity £¨1MHz20°C£© 9.6 9.6 Dielectric Loss Angle Tangent £¨1MHz£© 3.5x10-4 3.5x10-4 Thermal Property Average Coefficient of Linear Expansion £¨¡æ-1£© 20£­500¡æ 6.5x10-6£­7.5x10-6 6.5x10-6£­7.5x10-6 20£­800¡æ 6.5x10-6£­8x10-6 6.5x10-6£­8x10-6 Thermal Shock Resistance Performance £¨200°C-1100°C£© Pass in10cycles Pass in10cycles Mechanical Property Rockwell Hardness (HRA) 86 85 Compressive Strength£¨Mpa£© 1200 1100 Bending Strength£¨Mpa£© 320 300 Products Features 1¡¢Valve planeness discrepance≤0.03μm£¬roughness≤0.3μm, parallelism degree≤0.05mm 2¡¢Excellent gas tightness, resist pressing and resist bending, the available working life is more than 500,000 cycles

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Lontion Ceramic Technology Company Ltd

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