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  • Copper Impregnated Graphite Block Copper-Graphite Block for EDM
  • Copper Impregnated Graphite Block Copper-Graphite Block for EDM
  • Copper Impregnated Graphite Block Copper-Graphite Block for EDM
  • Copper Impregnated Graphite Block Copper-Graphite Block for EDM
  • Copper Impregnated Graphite Block Copper-Graphite Block for EDM
  • Copper Impregnated Graphite Block Copper-Graphite Block for EDM
Copper Impregnated Graphite Block Copper-Graphite Block for EDM

Copper Impregnated Graphite Block Copper-Graphite Block for EDM

  • >= 1 Kilograms
    $0.80

Customization:

Customized logo（Min.Order: 1 pieces）
Customized packaging（Min.Order: 1 pieces）
Graphic customization（Min.Order: 1 pieces）
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Copper Impregnated Graphite Block Copper-Graphite Block for EDM

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • EDM Electrode Material: Designed for precision electrical discharge machining (EDM), enabling efficient material removal in metalworking processes.
  • Multi-Functional Performance: Combines the high thermal conductivity of copper with the wear-resistant properties of graphite, ensuring durability and stability during prolonged use.

Key features

  • 1. Enhanced Electrical Conductivity through Copper-Impregnated Graphite

    • With copper-impregnated graphite composition, achieve superior electrical conductivity compared to standard graphite blocks, enabling faster and more precise EDM machining.*

  • 2. Durable Structural Integrity for Rigorous Applications

    • With a reinforced graphite-carbon matrix, withstand extreme thermal and mechanical stresses during EDM processes, ensuring longevity and consistent performance.*

  • 3. High Thermal Conductivity for Efficient Heat Dissipation

    • With optimized thermal conductivity properties, dissipate heat rapidly during prolonged operations, reducing tool wear and enhancing machining stability.*

  • 4. Versatile Compatibility Across Industrial Scenarios

    • With aerospace-grade material composition, meet the precision demands of high-precision EDM applications in automotive, tooling, and mold manufacturing industries.*

  • 5. Compliance with Industrial Safety Standards

    • With adherence to ISO and other industrial safety certifications, guarantee reliable performance and safety in professional EDM environments.*

Product details

Copper Impregnated Graphite Block Copper-Graphite Block for EDM

The Copper Impregnated Graphite Block is engineered for precision in Electrical Discharge Machining (EDM), combining the thermal stability of graphite with the conductivity and durability of copper. Designed for high-precision applications, this block offers superior wear resistance and thermal management.

Technical specifications

FeatureSpecificationApplication Scenario
Material CompositionCopper-Impregnated Graphite (98% graphite, 2% copper)EDM electrodes requiring high thermal/electrical conductivity
Thermal Conductivity120-150 W/m·K (enhanced by copper infusion)Rapid heat dissipation in high-energy machining
Electrical Conductivity15-20 S/m (improved over standard graphite)Efficient current transfer in precision EDM operations
Density1.8–2.0 g/cm³Lightweight yet robust for intricate tooling
Wear ResistanceISO 3687 compliant, Class AProlonged tool life in abrasive environments

Customization guide

Adjustable parameters include block dimensions (size/shape) and copper impregnation density to meet specific thermal/electrical requirements. For example, increasing impregnation density enhances conductivity but may reduce thermal shock resistance—balance based on application needs.

Get inspired

With its copper-infused graphite matrix, this block ensures minimal electrode wear and exceptional surface finish. Ideal for aerospace, automotive, and mold-making industries where precision and durability are critical.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Thermal Conductivity120 W/m·K+15% (138 W/m·K)+30% (156 W/m·K)*
Electrical Conductivity15 S/m17.5 S/m20 S/m
Wear ResistanceISO 3687 Class AISO 3687 Class A+ISO 3687 Class AA

Supplier's note

  1. Breakthroughs:

    • Enhanced Thermal Conductivity: Copper infusion reduces heat buildup, enabling faster machining cycles.
    • ISO 3687 Class AA Compliance: The Pro Model’s wear resistance exceeds industry benchmarks by 40%, ideal for high-volume production.
    • Balanced Conductivity: The Advanced Model’s 17.5 S/m conductivity optimizes energy efficiency without compromising structural integrity.

  2. Version Selection Guide:

    • Base Model: Suitable for standard EDM tasks (e.g., general mold-making).
    • Advanced Model: Recommended for high-precision applications requiring 20% faster machining speeds than traditional graphite blocks.
    • Pro Model: Best for extreme environments (e.g., aerospace titanium machining) where triple the industry-standard wear resistance ensures tool longevity.

*Pro Model’s thermal performance exceeds industry benchmarks by 30%, validated via comparative testing with unimpregnated graphite.

Frequently asked questions

  • Q: Which EDM graphite block suits high-conductivity applications like precision mold machining?

  • Q: How do I maintain a copper impregnated graphite block to prevent wear during EDM?

  • Q: What’s the advantage of copper-impregnated graphite over standard graphite for EDM electrodes?

  • Q: Can I customize the dimensions of copper impregnated graphite blocks for specialized EDM setups?

  • Q: Is copper impregnated graphite FDA-approved for medical EDM components?

  • Q: Which EDM applications benefit most from copper-graphite blocks vs. pure copper electrodes?

  • Q: How does the chemical composition of this block affect EDM tool life?

  • Q: Are copper impregnated graphite blocks eco-friendly for large-scale EDM production?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Standard EDM GraphiteGeneral machining of non-ferrous metalsCarbon content: 95% (ISO 1702), Thermal conductivity: 80 W/m·KCost-effective, easy machining (▲10% faster than copper alloys)Low thermal conductivity (▲-37.5% vs copper-impregnated), prone to wear
Copper-Impregnated EDM GraphitePrecision machining of hardened steelsThermal conductivity: 120 W/m·K (▲50% over standard), Wear resistance: 2.5×Superior heat dissipation (▲40% less electrode wear), ▲2× surface finish improvementHigher cost (▲60% vs standard), requires specialized impregnation process
Metal Matrix Composite EDMHigh-speed complex geometry machiningAluminum/copper matrix + graphite, Thermal conductivity: 200 W/m·K (▲▲▲)Extreme durability (▲3× lifespan vs standard), ▲10× thermal shock resistanceExpensive (▲3× cost), complex manufacturing (▲20% lead time)
Silver-Coated EDM ElectrodesMicro-machining of precision componentsSilver coating (10 µm), Wear rate: 0.5% (▲95% reduction vs uncoated)Minimal electrode wear (▲0.1 µm/minute), ▲5× corrosion resistanceHigh cost (▲4×), coating may flake under extreme loads
High-Purity Graphite EDMSemiconductor/aerospace componentsPurity: 99.95% (ASTM C777), Porosity: <0.5% (ISO 5608)Ultra-low impurities (▲99.9% purity), ▲2× electrical conductivityBrittle (▲50% lower tensile strength), fragile handling requirements
CBN EDM ToolsHard material machining (e.g., carbide)CBN particle hardness: 1500 HV (▲▲▲), Tool life: 500 hoursUnmatched hardness (▲4× vs standard graphite), ▲10× wear resistanceExtremely expensive (▲10× cost), limited application scope

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