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Ceramic ball body valve high precision spherical fluid pressure zirconia alumina
Materials：Alumina (Al2O3)/ Zirconia(ZrO2) /Si3N4 /SiC
Sizes：5-150mm
Delivery times：2 -25 days(depends on the quantity)
Precision：Ra 0.1um tolerance: 0.001mm... etc
Features：Heat resistance / Wear resistance / High purity / Refractory / High Corrosion / Good Insulation
Customized：Ceramic ball body valve Can be custom for special sizes and shapes
Ceramic plates sheet substrate disc series
Ceramic Ball Body Valve High Precision Spherical Fluid Pressure Zirconia Alumina
Us supply ceramic valve pair valve ball and valve seat with mutli sizes and types for difference pumps. ceramic valve pair valve ball and valve seat for rod pump, Subsurface pump/Oilfield Tubing pump/Insert pump, sealing, it is widely used in petroleum industry and other anti-corrosion machine parts.
Somes diameter of us produce valves
| Seat Size | Ball Size |
| 1-1/16" | 5/8" |
| 1-1/4" | 3/4" |
| 1-1/2" | 15/16" |
| 1-3/4" | 1-1/8" |
| 2" | 1-1/4" |
| 2-1/4" | 1-3/8" |
| 2-3/4" | 1-1/16" |
| 3-3/4" | 2-1/4" |
For more sizes, types, application, price,delivery time etc details,please contact us soon , Mr admin [email protected]
Our ceramic engineer service , quicky feeback!!!
Properties
High hardness, high strength, wear resistance, corrosion resistance, high temperacture (1750°), good thermal diffusivity, good insulativity, low cost etc.
Main raws of our ceramic valve:
Alumina (Al2O3)/ Zirconia(ZrO2) /Si3N4 /SiC ...etc.
· 95%--99.99% Alumina (Al2O3) · Silicon Carbide · Silicon Nitride
· TTZ: Magnesia partially stabilized Zirconia (ZrO2) · YTZP: Yttria partially stabilized Zirconia (ZrO2)
· ZDY: Yttria fully stabilized Zirconia (ZrO2)
Features:
1. Refractory, High Temperature Resistance, Maximum Used Temperature: 1800 ºC (3272ºF)...
2. Hardness Strength Up To Mohs 9.0; HRA 80-90, Wear Resistance wear rate 0.68 mm3·m-2·h-1....
3. High Voltage, Good Insulation Performance ,Electrical Resistivity Up To 10∧14 Ohm.Cm...
4. High Polished Surface Up To Rz0.8(Ra0.1) ...
5. Superior Mechanical Strength, Max 10 MPa.m1/2 Fracture toughness,
6. Pressure Resistance, Max 2300MPa compressive strength...
7. Anti-High Corrosion Resistance, Such As Acid Alkali Resistance...
8. Long Service Life...
9. Other excellent property
Other ceramic valve components:
ceramic sealing,ceramic seat, ceramic ball, ceramic washer, ceramic ring, ceramic bushing sleeve, ceramic rube, ceramic flanged, ceramic tube etc
Ceramic materials(include but not limited belows)
· 95%--99.99% Alumina (Al2O3)
· Silicon Carbide
· Silicon Nitride
· TTZ: Magnesia partially stabilized Zirconia (ZrO2)
· YTZP: Yttria partially stabilized Zirconia (ZrO2)
· ZDY: Yttria fully stabilized Zirconia (ZrO2)...
| Al2O3 | ZrO2/Y2O3 | ZrO2/MgO | MgO | SiC | Si3N4 Reaction sintered | Si3N4 Hot pressed | ALN | |
| Physical properties | ||||||||
| Density (g/cm³) | 3,9 | 5,9 | 5,75 | 3,58 | 3,2 | 3,27 | 3,29 | 3,26 |
| Molecular weight (g/mole) | 102 | - | - | 40,4 | 40,1 | 140 | 140 | 41 |
| Maximum service temperature air (°C) | 1700- 1800 | 1500 | 1000 | 2200 | 1500 | 1200- 1500 | 1100- 1600 | 1000- 1800 |
| Mechanical properties | ||||||||
| Hardness (Mohs) | 9 | - | - | 5,5 | 9 | - | - | 7 |
| Modulus of elasticity (GPa) | 300-400 | 200 | 200 | 250-300 | 420 | 170-220 | 280-310 | 318 |
| Poisson's ratio | 0,25 | - | - | 0,18 | 0,14 | 0,25-0,26 | 0,27 | 0,25 |
| Fracture toughness (MPa.m1/2) | 2-3 | 7-13 | 6-10 | - | 2,5-3,5 | 3,5-5 | 6,1 | 4,5 |
| Electrical properties | ||||||||
| Dielectric constant | 9-10 | - | - | 9-10 | - | 10 | 10 | 9,2 |
| Electrical resistivity at 20°C (Ohm.cm) | >1014 | 1013-1014 | >1010 | - | 102-10 6 | >107 | 1012- 1015 | >1014 |
| Dielectric strength (kV/mm) | 10-20 | 9 | 2-10 | - | - | - | - | 15 |
| Thermal properties | ||||||||
| Specific heat (J/K/kg) | 900 | 400-500 | 420 | 870-880 | 750 | 690 | 680-800 | 800 |
| Thermal conductivity (W/m/K) at 20°C | 26-35 | 2,2-3,2 | 1,5-2,5 | 40-50 | 63-155 | 9-30 | 15-43 | 180 |
| Coefficient of thermal expansion ( 10-6) from 20 to 1000°C | 8-9 | 10-11 | 5-16 | 10-13 | 4-5 | 3 | 3,3 | 4,4-5,3 |
| Melting point (°C) | 2050 | 2590 | - | 2800 | 2500 | 1900 | 1900 | 2200 |
FAQ
1. Monthly Capacity: 50,000-60,000 pcs;
2. Material: OEM or as per your suggestion;
3. Lead time: about 7-20 days, pls confirm the quantities required;
4. Incoterm: FOB, CFR, CIF;
5. Delivery Cost: It is determinated by the destination port;
6. Payment Term: PayPal; T/T; L/C.
7. Shipment: by sea, by air, by courier, by post, etc.
Feedback
1. For any query or doubt, please contact us firstly, we will update with you soon;
2. For any other satisfaction, please also feedback to us, which could improve our service better and better.
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