Description
High-performance blind-hole tap for aluminium and non-ferrous alloys.
Application
For Whitworth parallel pipe threads DIN ISO 228/1.
Features
HSS-E-PM.
DLC coating.
Dynamic helical pitch.
Advantages
Optimum chip evacuation.
Product Data
Product type: Master Tap Alu Blind-Hole Machine Tap G Thread
Article family: 137310
Thread size: G1/8
Threads per inch: 28
Thread diameter: 9.73 mm
Thread form: Form E, 45° right-hand helix
Tolerance: ISO 2X 6HX
Tool material: HSS-E-PM
Coating / surface: DLC
Dimensions
Overall length L: 90 mm
Shank diameter Ds: 7 mm
Square: 5.5 mm
Recommended tapping-hole diameter: 8.8 mm
Cutting Data
Aluminium and plastics: 35 m/min
Aluminium: 32 m/min
Aluminium cast >10% Si: 20 m/min
Copper: 18 m/min
CuZn: 25 m/min
ISO Code
Aluminium and plastics: N
Aluminium: N
Aluminium cast >10% Si: N
Steel <500 N/mm²: P
Steel <750 N/mm²: P
Steel <900 N/mm²: P
Steel <1100 N/mm²: P
Steel <1400 N/mm²: P
Steel <55 HRC: H
Steel <60 HRC: H
Steel <65 HRC: H
Steel <67 HRC: H
Steel <70 HRC: H
INOX <900 N/mm²: M
INOX >900 N/mm²: M
Titanium >850 N/mm²: S
Cast iron GG/GGG: K
Copper alloys: N
Graphite / GRP / CRP: N