11. MARKING AND DRILLING THE PCD JIG
72
102
PCD
125
Magnet positioning jig (See diagram 12)
This jig is for putting the magnet blocks into the correct places on the steel disks.
Only one jig is needed. Make the jig from 250x250 mm plywood or aluminium sheet
(not steel).
12. THE MAGNET POSITIONING JIG
102
• Mark the centre of the workpiece.
• Draw three circles, with diameters 50mm, 102mm and 200mm, on this centre.
• Draw a pair of parallel straight lines, as tangents to the 50mm circle as shown.
PMG manual
page 14
June 2001