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Electrical Discharge Machining:
When Wire Is Your Desire
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In 1969, the Swiss firm Agie produced the world's first industrial path-controlled electrical discharge cutting machine. The first machines were extremely slow. In the early 70's, a typical machine cut two square inches per hour, in the early 80's six square inches per hour. These days, EDM machines cut over 20 square inches per hour. Today's high-speed wire Electrical Discharge machines have become so efficient that they have revolutionized many machining procedures.
Wire EDM is a metal removal technique, just like any other machining tool; however, EDM uses electricity to remove metal by means of spark erosion. Rapid D.C. electrical pulses are generated between the wire electrode and the workplace with the aid of deionized water, called dielectric. Between the wire and the work piece is a shield of deionized water. When sufficient voltage is applied and the fluid ionizes, a controlled spark precisely causes a small part of the work piece to melt and vaporize. These pulses are repeated thousands of times per second. The pressurized cooling fluid, the dielectric, cools the vaporized metal and washes the resolidified eroded particles from the gap.
The dielectric fluid is composed of controlled ionized water. A filter is used to remove the suspended solids; a resin is used to control the electrical conductivity of the water. The dielectric fluid goes through a chiller in order to keep the liquid at a constant temperature to maintain machine accuracy.
Whether cutting soft aluminum, hot rolled steel, super alloys, or tungsten carbide, we have discovered that these materials are often cheaper to produce on today's high-speed wire EDM machines than on conventional machines, with the added benefit of much greater quality.
Wire EDM Masters combines the proper personnel and advanced equipment to provide the very best wire EDM in the industry. We have recently relocated our wire EDM facility to Corona, California. We have solidified our commitment to our customers by expanding our management staff as well as our manufacturing staff bringing 20 years experience to facilitate our wire EDM production capabilities.
Our Mitsubishi SX-20 wire machines provide optimal structural designs and submerged cutting plus extra-rigid construction with ultra-precise mechanisms for the closest tolerances possible. The capability of two axis contouring combined with independent 4-axis machining offers an unlimited variety of cutting applications. These machines also feature an Anti-Electrolysis (AE) power supply that helps eliminate electrolytic deterioration and corrosion. It also reduces cobalt depletion in carbide, rusting in iron-based materials and oxidation in titanium and aluminum alloys. Table travel is 20 inches by 14 inches, 10 inches high to handle extra-large jobs.
Our CT-300 CNC EDM hole drillers are capable of drilling burr-free holes from 0.004 to 0.250 inches in diameter in the hardest materials. To support this state-of-the-art equipment and to better handle your requirements, we have installed the latest DP Technologies CAD-CAM programming system capable of handling all DXF and IGES files.
Wire EDM Masters is your reliable, efficient wire EDM company. Our seasoned wire EDM specialists apply the industry's cutting edge technology to get your job done right...and right away.
Wire EDM Masters, a California Jig Grinding Company, is your source for expert wire electrical discharge machining services. We are committed to providing the same tradition of excellence as our parent company, California Jig Grinding. This means accuracy, quality, fast turnaround and state-of-the-art equipment in the wire EDM industry. For wire EDM capabilities that exceed your expectations, call upon the masters...Wire EDM Masters.
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