Notes

Electropolishing
Overview

The workpiece is made use of as the anode to attach to the favorable pole of the DC power supply. Usage lead, stainless steel and various other conductive materials immune to electrolyte corrosion as the cathode, and link to the negative electrode of the DC power supply. Both are immersed in the electrolyte (usually based upon sulfuric acid and also phosphoric acid) at a particular distance, and also at a certain temperature level, voltage and current density (usually less than 1A/cm2), amaze for a specific period of time (typically a number of 10s of secs to A few minutes), the small projections externally of the workpiece liquify first, and progressively become a smooth and glossy surface area.



Attributes:

1. The refined surface area will not create a metamorphic layer, no added stress and anxiety, and also can eliminate or minimize the original stress and anxiety layer;

2. For difficult materials, soft products and also thin-walled, complex-shaped, as well as small parts that are hard to be mechanically polished Both products can be refined;

3. The polishing time is short, as well as numerous items can be brightened at the same time, and the production effectiveness is high;

4. The surface roughness that can be achieved by electrolytic polishing is connected to the original surface roughness, and usually can be boosted by two levels. Nonetheless, because of the poor convenience of the electrolyte, short service life and strong corrosiveness, the application variety of electrolytic polishing is limited. Electrolytic sprucing up is generally made use of for steel products and parts with small surface roughness, such as mirrors, stainless steel tableware, designs, shot needles, springs, blades and stainless-steel tubes.

Process circulation

Degreasing-washing-derusting-washing-Electropolishing-washing-neutralization-washing-passivation-packaging

Benefit

1. the internal and also external colors correspond, the luster is lasting, and the recesses that can not be tossed by mechanical sprucing up can likewise be leveled.

2. High production efficiency and affordable.

3. Boost the deterioration resistance of the workpiece surface area.
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