WIDIA - Полный каталог инструмента - 2017
TopThread™
Threading Selection Guide
для размещения заказа - zakaz@widiahanita.ru
Step 1 • Select Threading Method and Hand of Tooling
Required Information:
• External/internal operation.
• Spindle rotation/hand of thread.
• Feed direction.
LR
hand of thread
LR
hand of toolholder
LR
hand of insert
Feed direction toward the chuck • RECOMMENDED
L
R
L
L
R
L
R
RR
L
L
R
external left-hand thread
external right-hand thread
Feed direction away from the chuck
L LL
R
R
R
internal left-hand thread
RR
L
internal right-hand thread
LL
R
external right-hand thread
external left-hand thread
internal right-hand thread
internal left-hand thread
Step 2 • Select Holder from Catalogue Page
The insert size must match the gage insert size of your toolholder selection:
Required Information:
• External/internal operation.
• Minimum bore diameter (for internal operations).
• Hand of tool.
• Insert size (gage insert).
Select the appropriate holder for the insert size and hand:
catalogue
number
NSR-163D
NSR-164D
gage
insert
N.3R
N.4R
NOTE: TopThread toolholders and boring bars are listed with a gage insert to
indicate the size and hand required. They are compatible with
both grooving and threading inserts of the same size.
NOTE: Optimise your threading operation by using the proper infeed method
and the recommended infeed values.
See the Technical section on pages F79–F101 of this catalogue.
For internal threading, minimum bore varies depending on thread type.
See page F92 for details.
F6
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