| Ceramic Valve Balls | ||
| Size Range | 1/2" to 56" (Custom sizes available) | |
| Pressure Rating | PN10-PN420 (Class150-2500) | |
| Body Material | A105, A350 LF2, A182 F304, A182 F316, A182 F321, A182 F51, A182 F53, A182 F55, A182 F60, A182 F44, A564 630 (17-4PH) INCONEL625, INCONEL718, INCONEL825, Monel 400, Monel 500 etc |
|
| Core Process/Coating | ENP,HCR,STL6, STL12, STL20,Cr3C2, WC-Co, WC-Cr3C2-Ni, TiC-NiMo, SiC, CrC,ZrO2, Al2O3, Cr2O3, ZnO, TiO, Al2O3-TiO2,STL1, STL6, STL12,Ni60, Ni55, Ni45 etc. | |
| Operating Temperature Range | ≤1200°C | |
| Parameter Category | Core Technical Parameters | Standards for Determining Advanced Technological Level |
| Machining ball accuracy | ≤ 0.025 mm | ≤ 0.005 mm (Ultra-High Precision) |
| Processing ball Roundness | ≤ 0.025 mm | ≤ 0.011 mm (Micron-Level ) |
| Balls concentricity | ≤ 0.025 mm | ≤ 0.005 mm (Ultra-High Precision) |
| Other supplements | ≤ 0.4 μm | ≤ 0.1 μm (Mirror-Level) |
| Parameter Category | Core Technical Parameters | Criteria for High-End Technical Level |
| Coating Thickness Control | Thickness Uniformity | Thickness deviation at any spherical position ≤±8% (stricter than the general ±10% standard) |
| Thickness Tolerance Range | 100 - 300 μm (common range for wear-resistant layers); special ranges can be noted. No missed spraying for ultra-thin coatings (<10μm) | |
| Coating Adhesion Performance | Surface Hardness | HV 1300+ |
| Bond StrengthBond Strength | ≥80 MPa | |
| Interface PorosityInterface Porosity | <0.5% | |
| Coating Surface Quality | Surface Roughness (Ra) | ≤0.2 µm |
| Spraying Accuracy (Positioning & Coverage) | Spraying Positioning Accuracy | ±0.1mm |
Core Product: Addressing Ultimate Challenges with Ceramic's Inherent Advantages
Ceramic valve balls are not simple replacements for metallic products; they are disruptive choices born for applications that exceed conventional design boundaries. They fundamentally address several pain points that metallic materials struggle to overcome.
Alumina Ceramic (Al2O3): The Paradigm of Hardness and Chemical Inertia
Al2O3 valve balls are precision-sintered from high-purity alumina, achieving a Rockwell hardness above HRA 85, second only to diamond. This makes them the ideal Ceramic Balls for valve for extreme abrasive wear and slurry erosion conditions. Simultaneously, alumina ceramic exhibits exceptional chemical inertia against most strong acids, alkalis, and organic solvents, with virtually no performance degradation in corrosive media.
High-Temperature Stability Beyond Metal Melting Points
The high-temperature performance of ceramic materials is one of their core advantages. Our high temperature valve balls maintain their form and hardness at temperatures far exceeding the softening points of metals. Al2O3 valve balls can operate stably long-term in oxidising or inert atmospheres above 1400°C, making them the only viable choice for critical High-Temp valve balls in ultra-high-temperature industrial processes like thermal incineration, molten salt handling, and advanced ceramic sintering.
Comprehensive Reliability from Dense Solid Bodies
As Solid valve Balls, we employ advanced isostatic pressing and high-temperature sintering processes to achieve near-theoretical density in our ceramic balls. This grants them very high compressive strength and effectively prevents media penetration, avoiding failure risks associated with porosity. After precision grinding, their surface finish can rival that of a metallic mirror.
Added Value: Insulation, Non-Magnetism, and Light Weight
Beyond temperature and corrosion resistance, ceramic valve balls offer excellent electrical insulation and non-magnetic properties, suitable for special scenarios involving strong electromagnetic fields or requiring electrical isolation. Furthermore, their density is about half that of steel, helping to reduce the inertia of moving valve parts, benefiting high-speed or precision control applications.
Technical Focus: The Art of Forming and Machining Precision Ceramics
Precision Control from Powder to Crystal:
We strictly screen sub-micron high-purity alumina powders and, through precise additive formulations and sintering profile control, achieve uniform grain growth. This ensures the final Ceramic valve balls possess both high hardness and appropriate toughness, avoiding brittle fracture.
Post-Sintering "Hard-on-Hard" Precision Machining:
Sintered ceramics are extremely hard and difficult to machine. We employ diamond grinding processes, using precision CNC equipment for final shaping and polishing of the Ceramic balls, ensuring micron-level spherical accuracy and ultra-low surface roughness required for valve sealing.
NDE and Performance Verification:
We utilise ultrasonic or X-ray non-destructive testing methods to ensure each Solid valve Ball is free from internal defects like cracks or voids. We can also provide test reports for hardness, density, flexural strength, and corrosion resistance in specific media.
Why Choose TongBall's Ceramic Valve Balls for Extraordinary Service?
Pioneers in Non-Metallic Materials Technology:
We have accumulated unique knowledge and experience in manufacturing precision engineering ceramics and applying them to the valve industry, mastering the complex processes from powder to finished product.
Born for "Where Metals Fail"
We focus on solving problems where metallic valve balls suffer short lifespans or outright failure in conditions of extreme wear, ultra-high temperature, or specific aggressive corrosion, providing fundamental alternative solutions.
Delivering Reliability Based on Intrinsic Material Properties:
The performance of ceramic valve balls stems from the intrinsic properties of the material itself, not from a surface coating, making their performance more enduring and stable in complex service conditions.
Is Your Valve Facing the Ultimate Test of Wear, Heat, or Corrosion?
When improvements in metallic materials have hit a ceiling, it might be time to consider a completely different material path. TongBall's Ceramic valve Balls series represents the performance leap from metal to non-metal, designed to challenge and conquer once-unsolvable operational problems.
Hot Tags: ceramic valve balls, China ceramic valve balls manufacturers, factory, Alloy 20 valve balls, Incoloy Valve Balls, Inconel Alloy valve Balls, Monel Valve Balls, Precision Tantalum valve balls, Special Material Balls
