95% Alumina Ceramic Disc of Faucet Valve
ceramic valve: 1,90%-95% Alumina Ceramic valve. 2.High intension. 3.Solid-resist,alkali-resistence. 4,Reasonable price. Specification of the tap ceramic disc: - OD: 12.5mm---16.2mm ceramic discs
- The frictional times is 300, 000 to 500, 000
- Rigidity is 84~86 HRA.
- The thickness tolerance is less than 0.05mm, the diameter tolerance is less than 0.05mm.
Technical Data about tap ceramic disc: physical analysis sheet for 95%Al2O3: | | | Density | g/cm3 | 3.6 | Substance Characteristic | Water Absorption | | O | Sinter Temperature | | 1710 | Physical Characteristic | Hardness | HV | ≥12 | Bending Strength | Mpa | ≥310 | compressive strength | Kgf/cm2 | 25000 | Elastic Modulus | GPa | 300 | fracture toughness | Map.m3/2 | 3 to 4 | | Max Using Temperature | | 1450 | Thermal Characteristic | Coefficient of Thermal Expansion | 1X 10-6/°C | 8 | | heat-resistant Temperature | T() | 220 | Thermal Conductivity | W/m.k(25-300) | 24 | | | 20 | | >1012 | Volume Resistance | 100 | >.cm | 1012-1013 | Electric Characteristic | | 300 | >1010 | Dielectric Strength | KV/mm | 18 | Dielectric Constant | 100MHz(E) | 9.5 |
Main advantage of the tap ceramic disc: 95%Al2O3 ceramic discs,mailly applicated to temperature modulatory valve,conversion valve,modulatory valve of surf and massage bathtub,LPG valves Good hermetical, compressive resistance,flexual resistance,using longevity will be above 500 thousand times.
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