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As one of the representatives of Western classical music instruments, piano not only can make beautiful sound, but also catch eyes because of its bright appearance.
Today we’re going to talk about how to polishing a piano.
Painting
After finished the piano frame, we need to do painting, and then go into polishing.
Brushing
Fixing the riveted airway wheels on manipulator and using sanding paper to brush it. Levelling and fleecing the polishing wheel surface, which can contact the workpiece equally.
Waxing
After brushing, waxing the polishing wheel evenly by bar compound auto-applicator.
Bar Compound Auto-Applicator
We also sell the above mentioned bar compound auto-applicator which can automatically push and rotate, evenly waxing and reduce waste.
One polishing system can support 30sets of bar compound auto-applicator at the same time.
The apportioned cost will come down with more bar compound auto-applicators in one system.
After waxing, you will find that the brushed polishing wheel can easier to absorb polishing slurry to achieve rapid production.
Polishing
Start polishing from the piano outside, accurately to the edge. Because the polishing wheel have been brushed,
The surface will be pretty delicate after first polishing, keep uniformity of the quality and prevent scratch the workpiece surface.
Next, we will use Germany high pressure spray gun,
spray the fine polishing slurry on the piano painted surface.
Change the polishing wheel into felt wheel to do the last fine mirror surface treatment.
