2) The surface of Insulated Coating Tinned Copper Busbar Connector is plated with tin to protect copper busbar from oxidation or creating aerugo. Other plating like nickle or silver is also acceptable as customer requirments. Clean and free-from- burr holes make sure good contact of bolts and busbar.
3) The copper busbar is coated with 2:1 PE heat shrink tube. They can also be coated with 4:1 heat shrink tubes, soft PVC or epoxy powder. They have have different insulation degree.
3) Tin Plated Square End Copper Bus Bar is shaped with electrical wiring cut from whole copper plate or cut from available copper bars if the width and thickness is normal.