Page 600 - Yamawa_European_Catalogue_YEU21

Thread Mills

PRML TI
Intro

SP
Premium Thread Mills

FEATURES
Ultra-fi ne micrograin carbide
SL HF Specific design and special coating for Titanium base
CARBIDE COATING alloys and stainless steel .
Low cutting resistance and reduced side forces, allow
to produce internal threads with high accuracy and
straightness.
PO RECOMMENDED APPLICATIONS
ISO ISO ISO
P7 H M1 H S5 H
M2 H
ST M3 H

H 1st choice I suitable

ROLL

YMW-PRML TI
Product Features
CARBIDE The PRML TI is a left hand cutter, please use a counterclockwise
Work-materials Vc (m/min) Feed per fl ute fz spindle rotation. Process the thread from top to bottom like 2 to 3.
(mm/t)
For programming, please visit our website.
Titanium alloys 40÷60 0.02÷0.06
Austenitic stainless steel 60÷80 0.06÷0.08
LONG Martensitic stainless steel 40÷60 0.02÷0.06

Speed:
RPM = 1000 X Vc / 3.14 / PRML TI diameter (Dc)
HAND F (mm/min) = fz X Number of fl utes X RPM X (internal nominal diameter - PRML
TAPS TI diameter (Dc)) / Thread nominal diameter.

EG (STI)
Process Data
Process conditions: 6.0 P1.0 (Code: MH6.0MNIWLM)
Work-material TiAl6V4 Thread surface
SPECIAL Cutting Speed 50 m/min
THREADS, Feed per fl ute fz 0.04 mm/t
GAUGES
Threating length 10 mm
Hole diameter ø7.0
Number of passes 1
THREAD
MILLS Machine Machining Center (BT30)
Lubricant Water soluble oil (x20) Excellent thread surface
YMW even after several holes
threaded
DIES

CENTER
DRILLS

Technical
info

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