Wire EDM Service

Get complex precision wire-cut parts quickly. Ideal for demanding and complex geometries. Whether you need a single part, a batch of prototypes or a production order.

  • as fast as 3 days

  • ISO 9001:2015 certificated

  • 24/7 engineering support

Certifications
ISO 9001:2015 | IATF 16949 Registered

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Our Wire EDM Service

Rapid Protos provides professional wire EDM services, focusing on custom manufacturing of high-precision parts. We use advanced wire EDM equipment to accurately process high-hardness materials and complex geometries with tolerances up to ±0.005mm. Whether it is a single sample or mass production, we can meet your needs. Our services are applicable to a variety of metal materials such as stainless steel, titanium alloy, copper, etc., providing reliable processing solutions for industries such as aerospace, automotive, medical and industrial equipment. Choose us and enjoy fast and efficient wire EDM services!

Latest Wire EDM Parts

Check out our extensive gallery that shows precision machined prototypes and parts from our valued customers.

What is Wire EDM?

Wire cutting is a high-precision machining technology that uses the principle of electric spark discharge to cut conductive materials. It uses a thin metal wire as an electrode to cut the workpiece material without contact, which is particularly suitable for the manufacture of complex shapes and high-hardness parts. It can process almost all conductive materials, such as cemented carbide, stainless steel and titanium alloy, and has the characteristics of high precision, high surface finish and no mechanical stress. It is widely used in mold manufacturing, aerospace and electronics.

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How it Works?

The principle of wire cutting is based on the phenomenon of electric spark discharge. It is a non-contact processing technology that uses electrical energy to locally melt or vaporize metal materials. The following is a detailed description of its working principle:

Wire cutting uses a thin metal wire (usually made of copper, molybdenum or tungsten) as an electrode, and forms a small gap with the workpiece through an insulating working fluid. After applying a high-frequency pulse voltage, the working fluid in the gap is broken down, generating high-temperature electric sparks.

The high temperature (thousands to tens of thousands of degrees Celsius) generated at the moment of each discharge will cause the workpiece to partially melt or vaporize. At this time, the molten material is washed away by the explosion pressure of the electric spark and the working fluid, thereby achieving gradual material removal.

The working fluid (such as deionized water) plays a cooling, flushing and insulating role during the processing process. It can effectively remove residues in the processing area and maintain the stability of the discharge gap.

The wire cutting equipment is controlled by a computer numerical control (CNC) system to ensure that the cutting path is accurate and correct. The wire’s moving speed, direction and workpiece position are all set by the program, which can achieve complex shapes and high-precision processing.

Because it is non-contact processing, the workpiece surface will not be subjected to mechanical stress, so it is very suitable for processing thin-walled, delicate and easily deformed parts.

Through this principle, wire cutting is widely used in precision processing of high-hardness materials, such as mold manufacturing, aerospace parts and the production of complex electronic components.

Features of Wire Cutting Parts

Wire-cutting parts have the following characteristics:

1. High precision: Wire cutting can achieve extremely high dimensional accuracy and fine surface quality, suitable for precision parts manufacturing.
2. Complex shape processing: It can process complex geometric shapes, narrow grooves and sharp angles to meet various design requirements.
3. Strong adaptability: It can process various conductive materials, including cemented carbide, stainless steel, titanium alloy, etc.
4. Small heat impact: The heat affected zone is small during processing to avoid material deformation or performance damage.
5. Non-contact processing: Through discharge cutting, there is no need to directly contact the workpiece, which reduces the impact of mechanical stress on the parts.
6. Material saving: The cutting gap is narrow, the material waste is small, and it is suitable for the processing of high-cost materials.

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Why Choose Us for Wire EDM ?

Choose us, you will get reliable, efficient and precise wire cutting processing services.

Wire EDM Parts Standard

To ensure part manufacturability and precision in manufacturing prototypes and parts, our wire EDM part manufacturing services comply with ISO 2768-m.

Small Parts(mm)Medium Parts (mm)Large Parts (mm)
Maximum Length50100500
Maximum Width3070300
Maximum Height1040150
Minimum Thichness0.51.05.0
Tolerance±0.005±0.01±0.03

By default, sharp edges will be broken and deburred. For any critical edges that must be left sharp, please note and specify them in your drawing.

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Wire EDM Materials

Wire cutting is mainly used for conductive materials. The following are the common types of materials that can be processed:

  • Steel: carbon steel, stainless steel, tool steel, mold steel, etc.
  • Aluminum and aluminum alloys: suitable for processing lightweight parts.
  • Copper and copper alloys: such as brass and bronze, suitable for conductive parts.
  • Titanium and titanium alloys: suitable for high-performance parts in the aerospace and medical fields.
  • Nickel-based alloys: such as Inconel, high temperature and corrosion resistant materials.
  • Cemented carbide: such as tungsten steel, suitable for high wear-resistant parts.

Surface Finish Options

After the parts are machined, surface treatment is applied to create a unique surface layer to meet the product’s hardness, corrosion resistance and appearance requirements. The choice of surface treatment depends on the material properties and application of the part.

Rapid Protos(RPS) offers the following surface treatment options for wire-cut metal parts:

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Ultimate Guide to Wire EDM Parts Fabrication

To help you get the most out of wire EDM, we’ve put together this complete guide on the basics of the technology. It can help you decide if it’s the best choice for your project and create the perfect metal part.

Wire EDM Parts Applications

Wire cutting parts are widely used in the following industries due to their high precision and complex shape processing capabilities:

  • Mold manufacturing: Wire-cutting technology is often used to manufacture complex mold parts, such as stamping molds, injection molds, and die-casting molds, and can process high-precision cavities and contours.
  • Aerospace: In the aerospace field, wire cutting is used to process engine parts, turbine blades, and precision parts of high-performance alloy materials to meet strict dimensional and surface requirements.

  • Medical equipment: The medical industry relies on wire cutting to manufacture complex and miniature parts, such as surgical instruments, implants, and diagnostic equipment components, to ensure that high precision and surface quality requirements are met.

  • Automobile manufacturing: Wire cutting is often used to process key molds and high-precision metal parts in automotive parts, such as engine components, gears and transmission components.

  • Electronics manufacturing: The electronics industry uses wire cutting to process miniature precision parts, such as connectors, chip packaging molds and heat sinks, to meet the needs of high precision and complex structures.

  • Mechanical equipment: In online cutting, many key parts of industrial equipment and automation devices rely on it to achieve high precision and special shapes, such as guide rails, templates and precision fixtures.

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Let’s Start A Wire EDM Project Today

Frequently Asked Questions

Wire cutting can process most conductive materials, including steel, stainless steel, aluminum, copper, titanium, cemented carbide, nickel-based alloys, etc. Whether it is conventional metal or special alloy, as long as the material is conductive, wire cutting can meet the processing needs.

Wire cutting can usually achieve a processing accuracy of ±0.005mm, depending on the equipment performance and specific processing requirements. If higher accuracy is required, customized solutions can be provided.

Wire cutting can process materials with a thickness ranging from a few millimeters to 300 mm or even thicker, depending on the power and configuration of the equipment.

Wire cutting is more suitable for processing high-precision parts produced in single pieces or small batches. But in some special cases, it can also be used for mass production of parts with complex shapes.

The processing time depends on the complexity, size and material properties of the part. Generally speaking, parts with simple shapes can be processed faster, while parts with complex shapes or high precision may take more time.

Wire cutting is a non-contact process, and the surface of the material will not be mechanically damaged. The surface finish after processing can usually reach a high level, but further processing may be required to meet special requirements.

The cost of wire cutting depends on the complexity of the part, the processing time and the material used. Compared with other high-precision processing methods, wire cutting is generally more cost-effective.

The processing size is limited by the size of the equipment table. Generally, standard equipment can process parts with a size of about 500mm×500mm×300mm, but the specific size depends on the equipment model.

Usually CAD drawings (such as DXF or DWG format) or 3D model files (such as STEP or IGES format) are required. These files help engineers accurately understand the design requirements.

Wire cutting uses low heat input processing, which usually does not significantly change the mechanical properties of the parts and is suitable for processing high-performance materials.