Page 44 - Parlec Catalog
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ER Toolholders
42 High Precision Toolholding Solutions
CONCENTRICITY = TOOL LIFE
Improve your systems performance and tool life by combining high
performance collet chucks and high performance collets. Upgrade
today for higher performance and operational cost savings!
Technical Features
Gage tolerance of a Class AA 5 micron collet is .0002” (.005mm) runout at
distance to the ISO 15488, measured as TIR
Measured in gage with AT2 taper and maximum 1 micron runout of taper
Collet Diameter Length at measurement Class 1 Class 2 Parlec Class AA (5 Micron)
.039 - .063(1-1.6) .098 (2.5) .0006 (.015) .0004 (.010) .0002 (.005)
.063 - .118(1.6 - 3) .393 (10)
.118 –.280 (3 – 7) .630 (20)
.280 - .394 (7-10) .984 (25)
.394 - .708 (10-18) 1.57 (40) .0008 (.020) .0006 (.015)
.708 - 1.08 (18-26) 1.97 (50)
1.08 – 1.18 (26-30) 2.36 (60) .0010 (.025) .0008 (.020)
*Reference ISO 15488
Total Cost of Poor Runout
Tool Life Prediction of Carbide Tools TOOLING COST
TOOL LIFE Utilizing Standard Production System
Tool Life in % Per Cutting Tool TOTAL
200
Pieces 250 3000
180
Cost of Drill $100 $1200
160
140 Standard Collet Cost $32 $32
120 Total Cost $1232
100
80 Utilizing Grade AA Performance System
60 Per Cutting Tool TOTAL
40
Pieces 681 3000
20
Cost of Drill $100 $500
0
System Runout in µm 6 8 10 12 14 16 20 25 Grade AA Collet Cost $60 $60
System Runout in inches .0002” .00039” .00055” .00079”
Total Cost $560
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