Section 5 Operating Instructions H85A Manual
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5-18
Stone and Brush Selection
Use the following charts to select the stones and brushes to obtain the desired nish
NOTE: Ra - Roughness Average. Value before Ra is in micro inches. Value in brackets um is micro
meters. Long designates length of stone. Height designated thickness of stone.
Set of 4 Set of 6 Diamond Stones, .312” (7.90mm) Height
514-9-14F 514-9-32F 80 grit, 3” (76mm) long, 90Ra (2.25um)
514-9-14R 514-9-32R 80 grit, 3 1/2” (89mm) long, 90Ra (2.25um)
514-9-21R 80 grit, 4” (102mm) long, 90 Ra, (2.25um)
514-9-14W 514-9-32W 140/170 grit, 3” (76mm) long, 50-75Ra (1.25 - 1.875um)
514-9-21W 140/170 grit, 4” (102mm) long, 50-75 Ra, (1.25 - 1.875um)
514-9-14K 514-9-32K 170/200 grit, 3 (76mm) long, 45-60Ra (1.125 - 1.5um)
514-9-14M 170/200 grit, 3 1/2” (89mm) long, 45-60Ra (1.125 - 1.5um)
514-9-21M 170/200 grit, 4” (102mm) long, 45-60 Ra, (1.125 - 1.5um)
514-9-14J 514-9-32J 270/325 grit, 3” (76mm) long, 35-45Ra (.875 - 1.125um)
514-9-14T 514-9-33B 270/325 grit, 3 1/2” (89mm) long, 35-45Ra (.875 - 1.125um)
514-9-14Z 270/325 grit, 4” (102mm) long, 35-45Ra (.875 - 1.125um)
514-9-14E 514-9-32E 325/400 grit, 3” (76mm) long, 24-30Ra (.6 - .75um)
514-9-14Q 325/400 grit, 3 1/2” (89mm) long, 24-30Ra (.6 - .75um)
514-9-14X 325/400 grit, 4” (102mm) long, 24-30Ra (.6 - .75um)
514-9-14V 500 grit, 3” (76mm) long, 15-19Ra (.375 - .475um)
514-9-14C 514-9-32C 325/40000 grit, 3” (76mm) long, 18-22Ra (.45 - .55um)
514-9-14P 500 grit, 3-1/2” (89mm) long, 18-22Ra (.45 - .55um)
514-9-14U 500 grit, 2 1/2” (64mm) long, 18-22Ra (.45 - .55um)
514-9-14L 514-9-32L 550 grit, 3” (76mm) long, 15-19Ra (.375 - .475um)
514-9-14N 550 grit, 3 1/2” (89mm) long, 15-19Ra (.375 - .475um)
514-9-14G 514-9-32G 600 grit, 3” (76mm) long, 8-12Ra (.2 - .3um)
514-9-14S 600 grit, 3 1/2” (89mm) long, 8-12Ra (.2 - .3um)
514-9-21G 514-9-33 800 grit, 3” (76mm)
514-9-33A 800 grit, 3 1/2” (89mm)
514-9-33C 800 grit, 4” (102mm)
514-9-21H 1000 grit, 3” (76mm)
514-9-21J 514-9-33J 1200 grit, 3” (76mm)
Set of 4 Set of 6 Diamond Stones, .200” (5.10mm) Height
514-9-14D 514-9-33B 325/400 grit, 3” (76mm) long, 18-22Ra (.45 - .55um)
Set of 4 CBN Stones, .321” (7.90mm) Height
514-9-35C CBN Stones, 320 grit, 3” (76mm) long
514-9-35D CBN Stones, 400 grit, 3” (76mm) long
514-9-35B CBN Stones, 600 grit, 3” (76mm) long
Set of 4 Brushes for Plateau Finishing
514-9-14H Plateau Finishing, .550” (14mm) height, 3 1/2” (89mm) long, requires one or two
size smaller stone holder compared to .312” (7.90mm) height diamond stone
514-9-14Y Plateau Finishing, .395” (10mm) height, 3 1/2” (89mm) long, requires same or one
size smaller stone holder compared to .312” (7.90mm) height diamond stone
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