No. 628 Notching Tool, A-4 / A-4E (Notcher for impact test specimen)

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No. 628 Notching Tool, A-4 / A-4E (Notcher for impact test specimen)
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No. 628 Notching Tool, A-4 / A-4E (Notcher for impact test specimen)

Advanced milling type notcher for Izod/Charpy/Tensile-impact test specimen.

The Notching Tool A-4 series features advanced CNC milling machines for preparing notched specimen bars. Automated and precise, with a user-friendly touchscreen interface, these models offer efficient notching and slicing capabilities (A-4) with various safety features and customizable cutting programs.

  • Automated precision cutting and notching
  • Optimized cutter and table speeds
  • Stores up to 99 user-defined cutting programs (16 for A-4E)
  • Safety features: emergency stop, safety cover sensor
  • Adjustable notch height: 3 to 14.99 mm
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Description

Features:

  • The Notching Tool A-4 series are miniature, computerized numerically controlled milling machine for preparing a variety of notched specimen bars.
  • All operations except mounting and dismounting of the specimens are automatic.
  • It automatically positions and cut according to specimen and notch dimensions.
  • The instrument employs a precision servo motor control system with a touchscreen control display.
  • Safety interfaces protect the operator from accidents.
  • The cutter speed and table travel speed can be optimized for the specimen’s material.
  • The instrument can store up to 99 (16 for A-4E) user-defined cutting programs.
  • Bars can also be automatically cut from the ISO multipurpose specimens (A-4 only).
  • Compact design with a width of approximately 30cm allows for effective use of workbench space.

Video

Specifications

Model A-4 A-4E
Processing items
  • Notching
  • Specimen’s ends slicing
  • Notching
Specimen clamp
  • Length: 63.5 to 200mm
  • Height: 3 to 15mm
  • Thickness: Max. clamp clearance 100mm (4mm x 25 specimens)
Table feed rate 50 to 1200mm/min.
Cutter motor AC servo motor 

(200 to 900rpm)

 Synchronous motor 

300rpm (50Hz), 360rpm (60Hz)
Notch height (Remaining width) setting range 3 to 14.99mm, 0.01mm steps
Notch cutter Single-tooth notch cutter, 45°, R0.25, High speed tool steel (Standard)See below for options
Slice cutter(2pcs/set) High speed tool steel (Standard)Slice cutting length 80mm (Standard)

See below for options

 —
Safeguards
  • Temporary stop when safety cover is opened
  • Emergency stop switch
  • Earth leakage breaker
Power supply Single-phase, AC100/115/220V, 50/60Hz, 0.8kVA (or specify) Single-phase, AC100V, 50/60Hz, 0.3kVA (or specify)
Dimensions W300 × D700 × H700 mm
Weight Approx. 65kg

Notch cutter (Milling cutter) :

Name  Notch angle  Notch radius (rN)  Remarks 
Single-tooth notch cutter 

(High speed tool steel) 

 45°  R0.25 

(Notch type A) 

 Standard accessory 
Single-tooth notch cutter 

(Carbide) 

 45°  R0.25 

(Notch type A) 

 Optional 
Single-tooth notch cutter 

(High speed tool steel) 

 45°  R1.0 

(Notch type B) 

 Optional 
Single-tooth notch cutter 

(High speed tool steel) 

 45°  R0.1 

(Notch type C) 

 Optional 

Slice cutter (A-4 only) :

Name  Remarks 
*Slice cutter 

(High speed tool steel) 

 Standard accessory 

2pcs/set 
*Slice cutter 

(Carbide) 

 Optional 

2pcs/set 
*Slice cutter, staggered surface 

(High speed tool steel) 

 Optional 

2pcs/set 

Other options :

Name    
*Slice collar set for specimen length 63.5mm    
*Slice collar set 

consist of: 

  • Slice collar for L=39mm × 2 (For V notch process only) 
  • Slice collar for L=4mm × 1 (For L=80mm slice process only) 
   
Anti-floating fitting collar for 12.7mm width samples    
Wrench for cutter axis rotation 

consist of: 

  • Socket 
  • Extension bar 
  • Ratchet wrench 
   
Centering holder for double notching 
Reference point detecting jig 
Cooling device 
Notch height gauge, digital type   
Check-eye gauge   

*A-4 only

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