Knowledge
Punching
Practical reference for cutting, punching, bending and finishing busbar — clearance and tonnage, springback and temper, hole patterns, joint preparation and the governing standards.
Punch-to-die clearance for copper and aluminium busbar
How to set punch-to-die clearance per side on 6-20 mm copper and aluminium bar, read the sheared edge, and specify burr height on the drawing.
11 min read
Sizing press force for busbar punching
Work out the punching force a busbar job actually needs, from shear strength and hole perimeter, and match it to a 300-800 kN machine with sane margin.
10 min read
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Pricing, configuration and machine selection for busbar processing. An engineer replies within one business day, with no obligation.