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High Temperature Ceramic Ball Valve FCCV2 - Reliable China Suppliers & Factory for Harsh Conditions
FCCV2 High Temperature Ceramic Ball Valve
The FCCV2 series high temperature ceramic ball valve is specifically developed for working conditions where standard ceramic valves cannot withstand extreme heat and rapid thermal shock. With a maximum service temperature of up to 456°C, this valve ensures safe and reliable operation in environments that combine high temperature, strong corrosion, and severe abrasion. It is widely applied in industries where conventional metal or alloy valves quickly fail, providing longer service life and reduced maintenance costs.
The FCCV2 features a fully hard-sealed structure without any non-metallic sealing materials such as graphite or PTFE, making it suitable for organic solvents, corrosive slurries, and aggressive chemical media. The precision-engineered ceramic ball and seat ensure tight sealing performance, even under fluctuating pressures and temperatures. Its "live load" packing system automatically compensates for wear, maintaining a constant sealing force and significantly extending packing life. Additionally, upper and lower sliding bearings in the packing box prevent displacement and packing squeeze, ensuring stable operation during frequent thermal cycles.
Structural Characteristics
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No sealing rings, suitable for high temperatures, organic solvents, and strong corrosive environments.
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Fully hard-sealing surfaces — no non-metallic materials like graphite or PTFE used in sealing.
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"Live load" in the packing box maintains constant load under wear for extended packing service life.
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Upper and lower sliding bearings in the packing box prevent valve displacement and packing squeeze, enhancing packing longevity.
High-Temperature Ceramic Ball Valve FCCV2
The FCCV2 high-temperature ceramic ball valve is designed for the isolation and regulation of various slurries, gas-solid particulate media, and gas-solid-liquid three-phase media under severe operating conditions such as corrosion, abrasion, and erosion. It is suitable for applications with temperatures exceeding 180°C, ensuring long-term stable operation of the system.
Main Technical Parameters
Dimensional Specifications Table
| Nominal diameter | Exterior Size | GB PN10 Flange Dia. | HG PN10 Flange Dia. | Weight (Kg) | ||||||||||||||
| Inch | mm | dn | L | W | H | D1 | D2 | D3 | N-M | T | f | D1 | D2 | D3 | N-M | T | f | |
| 1/2" | 15 | 15 | 108 | 166 | 94 | 45 | 65 | 95 | 4-M12 | 14 | 2 | 45 | 65 | 95 | 4-M12 | 14 | 2 | 4.5 |
| 3/4" | 20 | 15 | 117 | 166 | 94 | 58 | 75 | 105 | 4-M12 | 16 | 2 | 58 | 75 | 105 | 4-M12 | 16 | 2 | 6 |
| 1" | 25 | 20 | 127 | 166 | 97 | 68 | 85 | 115 | 4-M12 | 16 | 2 | 68 | 85 | 115 | 4-M12 | 16 | 2 | 7 |
| 1 1/4" | 32 | 25 | 140 | 166 | 104 | 78 | 100 | 140 | 4-M16 | 16 | 2 | 78 | 100 | 140 | 4-M16 | 16 | 2 | 15 |
| 1 1/2" | 40 | 32 | 165 | 237 | 125 | 88 | 110 | 150 | 4-M16 | 16 | 3 | 88 | 110 | 150 | 4-M16 | 16 | 3 | 23 |
| 2" | 50 | 40 | 178 | 237 | 134 | 102 | 125 | 165 | 4-M16 | 18 | 3 | 102 | 125 | 165 | 4-M16 | 18 | 3 | 32 |
| 2 1/2" | 65 | 50 | 190 | 237 | 145 | 122 | 145 | 185 | 8-M16 | 19 | 3 | 122 | 145 | 185 | 8-M16 | 19 | 3 | 39 |
| 3" | 80 | 65 | 203 | 270 | 169 | 138 | 160 | 200 | 8-M16 | 21 | 3 | 138 | 160 | 200 | 8-M16 | 21 | 3 | 45 |
| 4" | 100 | 80 | 229 | 191 | 158 | 180 | 220 | 8-M16 | 22.3 | 3 | 158 | 180 | 220 | 8-M16 | 22.3 | 3 | 59 | |
| 5" | 125 | 100 | 254 | 407 | 188 | 210 | 250 | 8-M16 | 23 | 3 | 188 | 210 | 250 | 8-M16 | 23 | 3 | 69.5 | |
| 6" | 150 | 100 | 267 | 407 | 212 | 240 | 285 | 8-M20 | 26 | 3 | 212 | 240 | 285 | 8-M20 | 26 | 3 | 90 | |
| 8" | 200 | 150 | 419 292 |
520 248 |
268 | 295 | 340 360 |
8-φ22 8-M20 |
22 33 |
2 3 |
268 262 |
295 290 |
340 360 |
8-φ22 8-M20 |
22 33 |
2 3 |
200 | |
| 10" | 250 | 200 | 457 | 580 | 320 | 350 | 395 | 12-M20 | 24 | 2 | 320 | 350 | 395 | 12-M20 | 24 | 2 | 290 | |
Ceramic Material Performance Comparison
| Item | Y-ZrO / Y-TZP | Mg-ZrO₂ / M-PSZ | 90 Al₂O₃ | 95 Al₂O₃ | 99 Al₂O₃ | Si₃N₄ | SiC | Common ceramics | Carbide alloy | 45# Steel |
| Density g/cm³ | 6.0~6.05 | 5.72~5.74 | 3.45~3.55 | 3.6~3.75 | 3.9~3.95 | 3.2~3.33 | 3.15~3.25 | 3.0~3.5 | 14~18 | 7.8 |
| Hardness HRA/C | 87 | 85 | 90 | 90 | 92 | 92 | 94 | 50~60 | 70 | 36 |
| Flexural Strength MPa | 1150 | 900 | 350 | 370 | 450 | 1200 | 470 | 20~50 | 2000 | 804 |
| Fracture Toughness (KIC) MPa√m | 10~12 | 13~15 | 3.4 | 3.6 | 4.5 | 7 | 4 | -- | 20 | 101 |
| Compressive Strength MPa | 2000 | 1800 | 1700 | 2000 | 2200 | 2800 | -- | -- | 4000 | 2000 |
| Thermal Shock Resistance °C | 87 | 110 | -- | -- | 50 | 200 | 75 | -- | 500 | 500 |
| Thermal Expansion Coeff. ×10⁻⁶/°C | 9.6 | 10 | 7.6 | 7.8 | 8.3 | 3.4 | 4 | -- | 7 | 12 |
| Modulus of Elasticity GPa | 200 | 200 | 310 | 330 | 350 | 300 | 400 | -- | 600 | -- |
| Crushing Load KN (Φ6mm) | 15 | 10 | 3.5 | 3.6 | 4 | 18 | 3.5 | -- | -- | -- |
| Using Temperature °C | <160 | <1000 | <1200 | <1250 | <1500 | <1500 | <1500 | -- | -- | <560 |
| Water Absorption | 0 | 0 | 0.02% | 0.01% | 0.00% | 0 | 0.50% | 5~10% | -- | -- |
| Corrosion Prevention | Good | Good | Good | Good | Good | Good | Good | Flooey | Good | Flooey |
*Data sources: test results or issued original documents.
Anti-Corrosive Performance Reference Table
| Media | Temperature | ZrO₂ | 99.9% Al₂O₃ | SiC | Si₃N₄ | Graphite | PTFE | Fluororubber | SS304 | SS316 | HC |
| 20% HCL | 60°C | A | A | A | B | A | A | A | C | C | B |
| 20% HCL | 95°C | A | A | A | C | A | A | A | -- | -- | C |
| 90% H₂SO₄ | 60°C | A | A | A | A | A | A | A | C | C | B |
| 90% H₂SO₄ | 95°C | A | A | A | B | A | A | A | C | C | C |
| 60% H₃PO₄ | 60°C | A | A | A | C | A | A | A | C | C | A |
| 60% H₃PO₄ | 95°C | A | A | A | C | A | A | A | C | C | A |
| 10% HF | 60°C | C | B | A | A | A | A | A | C | C | B |
| 46% HF | 95°C | C | C | A | C | A | A | A | -- | -- | C |
| 60% HNO₃ | 60°C | A | A | A | C | B | A | A | A | A | C |
| 60% HNO₃ | 95°C | A | B | A | C | B | A | A | B | B | C |
| 30% NaOH | 60°C | A | B | A | B | A | A | A | A | A | A |
| 30% NaOH | 95°C | B | B | A | C | A | A | A | A | B | A |
A ≤ 0.1 mmg/cm²/day: Can be ignored or has no corrosion — recommended for use.
B = 0.1~0.3 mmg/cm²/day: Slight or very minor corrosion — use with caution.
C ≥ 0.3 mmg/cm²/day: Significant corrosion — not recommended for use.
-- : Intense corrosion, to the extent that measurement is not possible.
Flow Characteristic Sheet of Ceramic Ball Valve
| Core Specifications | O-type ball core | V60° ball core | V45° ball core | V30° ball core |
| DN15 | 10 | 7 | 4 | 3 |
| DN20 | 18.2 | 12 | 8 | 5 |
| DN25 | 29 | 18 | 12 | 8 |
| DN32 | 47 | 30 | 20 | 13 |
| DN40 | 73 | 46 | 31 | 21 |
| DN50 | 114 | 72 | 48 | 32 |
| DN65 | 181 | 115 | 76 | 51 |
| DN80 | 292 | 185 | 123 | 82 |
| DN100 | 456 | 289 | 192 | 128 |
| DN125 | 712 | 452 | 300 | 201 |
| DN150 | 1025 | 650 | 432 | 289 |
| DN200 | 1822 | 1156 | 769 | 514 |
Typical Applications
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Polysilicon Industry: Transportation of silicon powder; reduction tail gas systems.
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Chemical Plants: Harsh environments containing organic solvents.
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Petrochemical Industry: Handling of hot solid solvents, corrosive slurries, and high-temperature catalyst pneumatic transport.
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Power Plants & Waste Incineration: High-temperature desulfurization systems and handling of corrosive flue gases.
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Chemical Processes: TiCl₄, FeCl₂, polymer production, and highly reactive mixtures.
Frequently Asked Questions (FAQ)
What is the maximum operating temperature of the FCCV2 high temperature ceramic ball valve?
The FCCV2 series ceramic ball valve supports a maximum service temperature of up to 456°C, making it suitable for extreme heat environments where standard ceramic or metal valves quickly fail. It is specifically recommended for applications exceeding 180°C.
Why does the FCCV2 not use graphite or PTFE sealing materials?
The FCCV2 adopts a fully hard-sealed structure with no non-metallic sealing materials such as graphite or PTFE. This design makes it compatible with organic solvents, corrosive slurries, and aggressive chemical media that would degrade soft sealing materials at high temperatures.
What does the "live load" packing system mean and what are its benefits?
The "live load" packing system automatically compensates for wear during operation, maintaining a constant sealing force at all times. This significantly extends packing service life, reduces the frequency of maintenance, and ensures reliable sealing performance during frequent thermal cycles.
Which industries are best suited for the FCCV2 ceramic ball valve?
The FCCV2 is widely used in the polysilicon industry, chemical plants, petrochemical facilities, power plants, waste incineration systems, and various chemical processes involving reactive or corrosive media such as TiCl₄, FeCl₂, and polymer production lines.
What types of media can the FCCV2 handle?
The FCCV2 is designed to handle various slurries, gas-solid particulate media, and gas-solid-liquid three-phase media under severe operating conditions including corrosion, abrasion, and erosion. It is also suitable for corrosive chemical media, flue gases, and organic solvent-containing streams.
What size range is available for the FCCV2 ceramic ball valve?
The FCCV2 is available in nominal diameters ranging from DN15 (1/2") to DN200 (10"), with both GB PN10 and HG PN10 flange standards supported. Multiple ball core types are offered including O-type, V60°, V45°, and V30° configurations to suit different flow control requirements.