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Aluminum Surface Finishing Techniques

Aluminum Surface Finishing Techniques. Exploring different methods used in industry to create smooth surface finishes on extruded aluminum. Abrasive Compounds. Natural Abrasives Synthetic Abrasives Advantages: Quick, Hands-Off Disadvantages: Messy, Cost. Tumble Finishers. Barrel Burnishing

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Aluminum Surface Finishing Techniques

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  1. AluminumSurface Finishing Techniques Exploring different methods used in industry to create smooth surface finishes on extruded aluminum.

  2. Abrasive Compounds • Natural Abrasives • Synthetic Abrasives • Advantages: Quick, Hands-Off • Disadvantages: Messy, Cost

  3. Tumble Finishers • Barrel Burnishing • Centrifugal Barrel Tumbling • Spindle Finishing • Advantages: Large Batch, No Supervision • Disadvantages: Long Cycle Time, Noisy, Abrasive Action NOT limited to specific areas

  4. Vibratory Finishers • Material Placed in Tub with pellets of Media • Oscillations finish material • Advantages: Quicker that Tumbler, open top for observation, little part damage, can finish internal features • Disadvantages: Costly, requires large batch size

  5. Abrasive Blasting • Finishes surface by propelling a stream of abrasive material against it • Wet and Dry Methods • Advantages: Portable, Relatively Cheap • Disadvantages: Safety, Set-Up, Messy and Noisy

  6. Abrasive Machining • Grinding • Polishing • Advantages: Cheap, Adjustable Finish • Disadvantages: Geometry Issues, Implementation, Safety (dust)

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