Page 215 - Techniks Catalog 2017

PinzBOHR High Precision Extensions

Features
• Extend boring depth
• Two offset axial tapered locking screws maximize
rigidity and allow fast tool changes

BD

L Boring Inserts and Retention
Match the “d” dimensions on toolholder, Heads Cartridges Knobs
extension, and boring head for proper selection. Calculate needed extension length (L) to achieve pg. 188 pg. 199 pg. 228
your boring depth (BD)
Standard Extensions

Part No. Description D (mm) d (mm) L Coupling Screw
6552220 P-22-20 22 12 0.79" 6811510 D
d
6552230 P-22-30 22 12 1.18" 6811510
6552730 P-27-30 27 15 1.18" 6811520
6552745 P-27-45 27 15 1.77" 6811520
6553235 P-32-35 32 18 1.38" 6811530
6553252 P-32-52 32 18 2.05" 6811530
L
6554240 P-42-40 42 24 1.57" 6811540
6554260 P-42-60 42 24 2.36" 6811540
6555450 P-54-50 54 28 1.97" 6811550 d
6555475 P-54-75 54 28 2.95" 6811550
6556860 P-68-60 68 36 2.36" 6811560
6556890 P-68-90 68 36 3.54" 6811560
6558570 P-85-70 85 50 2.76" 6811570 Coolant-thru Spindle Extension
6558510 P-85-105 85 50 4.13" 6811570 The coolant-thru spindle extension
provides coolant to the cutting zone
6551080 P-100-80 100 60 3.15" 6811580
for optimal stock removal rates.
6551012 P-100-120 100 60 4.72" 6811580
Minimum recommend coolant pres-
Coolant-thru Spindle Extension sure is 70 psi. Coolant is directed
onto cutting edge by adapter.
Part No. Description D (mm) d (mm) L Coupling Screw
D
6562230 P-22-30R 22 12 1.18" 6811510 d
6562730 P-27-30R 27 15 1.18" 6811520
6563235 P-32-35R 32 18 1.38" 6811530
6564240 P-42-40R 42 24 1.57" 6811540
6565450 P-54-50R 54 28 1.97" 6811550
6566860 P-68-60R 68 36 2.36" 6811560 L
6568570 P-85-70R 85 50 2.76" 6811570
6561080 P-100-80R 100 60 3.15" 6811580
Blue indicates coolant d
Use with coolant-thru toolholders available upon request.

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