Premium Synthetic Graphite
Vibration Molded Graphite
High-Density, Fine-Grain Graphite Blocks, Cylinders, Plates and Custom Machined Components for Industrial Applications
Vibration molded graphite is a premium synthetic graphite produced through a vibration molding process that yields exceptionally homogeneous, large-format blocks and cylinders. The material combines excellent structural uniformity, high mechanical strength, low ash content, and dependable performance in demanding high-temperature environments.
Compared with conventional molded graphite grades, vibration molded graphite offers superior consistency, dimensional stability, and large-size manufacturing capability. These properties make it well suited to metallurgy, semiconductor manufacturing, EDM machining, chemical processing, and industrial furnace applications.
Why Choose Vibration Molded Graphite?
High Mechanical Strength
Suitable for demanding applications requiring dimensional stability and long-term durability.
Large-Block Manufacturing
Available as large rectangular blocks and cylindrical billets for machining oversized graphite components.
Good Thermal Conductivity
Efficient heat transfer in high-temperature operating environments.
Low Ash Content
Ideal for applications where purity and contamination control are critical.
Excellent Uniformity
Consistent physical and thermal properties throughout the entire material volume.
Excellent Machinability
Readily machined into complex, custom graphite components to tight tolerances.
Large-Format Blocks & Cylinders
What Is Vibration Molded Graphite?
Vibration molded graphite is produced by compacting specially prepared carbon raw materials under controlled vibration. This process creates a dense, highly uniform graphite structure that combines excellent mechanical properties with strong thermal and electrical performance.
After molding, the material is baked and graphitized, and may undergo optional purification or impregnation to achieve specific performance characteristics required by the end application.
Typical Material Properties
| Property | VGK-1 | VGK-2 | VGK-3 | VGK-4 |
|---|---|---|---|---|
| Bulk Density (g/cm³) | 1.75 | 1.72 | 1.70 | 1.60 |
| Grain Size (mm) | 0.8 | 0.8 | 2.0 | 2.0 |
| Electrical Resistivity (μΩ·m) | 6–8 | 6–8 | 6–8 | 10–12 |
| Compressive Strength (MPa) | 34 | 27 | 31 | 18 |
| Flexural Strength (MPa) | 14 | 12 | 9.5 | 7 |
| Coefficient of Thermal Expansion (10⁻⁶/K) | 2.2 | 2.1 | 2.3 | 2.4 |
| Ash Content (%) | ≤0.3 | ≤0.3 | ≤0.3 | ≤0.3 |
Available Sizes
- 332 × 150 × 2200 mm
- 350 × 175 × 2100 mm
- 500 × 200 × 1800 mm
- 500 × 200 × 2500 mm
- 550 × 250 × 1800 mm
- 550 × 250 × 2500 mm
- 400 × 400 × 1800 mm
- 600 × 200 × 1830 mm
- 508 × 508 × 1900 mm
- 540 × 300 × 2600 mm
- 300 × 850 × 1900 mm
- 900 × 900 × 1800 mm
- Cylinders: Ø630 – Ø1420 × 600 mm
Custom Sizes Available
We also manufacture vibration molded graphite to your drawings, specifications, and required dimensions. Custom grades, densities, purification levels, and full machining services are available on request.
Common Applications
Metallurgy
- Continuous casting
- Graphite molds
- Degassing systems
- Sintering fixtures
- Furnace components
EDM Industry
- EDM electrodes
- Precision machining electrodes
Semiconductor
- Furnace fixtures
- Wafer-processing components
- High-purity graphite parts
Chemical Processing
- Heat exchangers
- Corrosion-resistant components
- Reactor parts
Industrial
- Carbon components
- Graphite tooling
- High-temperature fixtures
Vibration Molded vs. Other Graphite Materials
| Material | Uniformity | Large Sizes | Strength | Relative Cost |
|---|---|---|---|---|
| Vibration Molded Graphite | Excellent | Excellent | High | Medium |
| Isostatic Graphite | Outstanding | Limited | Very High | High |
| Extruded Graphite | Good | Excellent | Medium | Lower |
| Molded Graphite | Moderate | Good | Medium | Lower |
Custom Graphite Machining
GraphiteCentral supplies both raw vibration molded graphite stock and fully machined graphite components manufactured to customer drawings.
- CNC milling
- Turning
- Drilling
- Threading
- Slotting
- Surface finishing
- Custom engineering support
Industries Served
Aerospace • Semiconductor Manufacturing • Metallurgy • Chemical Processing • Industrial Furnaces • EDM Machining • Energy Systems • Research Laboratories
Frequently Asked Questions
What is vibration molded graphite?
Vibration molded graphite is a synthetic graphite produced using vibration compaction technology, which delivers excellent uniformity and the ability to manufacture large blocks and cylinders.
What are the advantages of vibration molded graphite?
Its main advantages are high density, structural uniformity, low ash content, large-size production capability, and excellent machinability.
Can vibration molded graphite be machined?
Yes. It can be precision machined into custom components according to customer drawings and specifications.
What sizes are available?
Sizes range from small blocks to large rectangular billets and cylinders exceeding 1400 mm in diameter. Custom dimensions are available on request.
Can GraphiteCentral provide custom grades?
Yes. We offer custom dimensions, purification levels, impregnation treatments, and fully machined components.
Looking for Vibration Molded Graphite?
GraphiteCentral supplies vibration molded graphite blocks, cylinders, plates, rods, and custom machined components for industrial applications worldwide.