CrazyMill Cool Square/
Corner radius end mill Z4 –
Pre-machining and finishing 
from 1 mm (.039“)

Shorter machining time* -
up to 2 times faster

  • Thanks to high tool performance (ap up to 1 x d) and high cutting speeds (vc up to 350 m/min (1148 SFM)) extremely high removal rates (Q)
  • 2 times higher efficiency than with other commercially available tools
  • Milling with helical interpolation or linear ramp with steep ramp angles (up to 45° depending on material) thanks to specially designed, expanded chip collection in the end section

*: The comparison takes into consideration the milling tools and milling methods available on the market as well as the machining parameters recommended by manufacturers.

Long tool life* -
up to 4 times longer

  • Through-tool cooling prevents overheating of cutting edges and guarantees best chip evacuation
  • Large cooling channels compared to the milling tool’s diameter:
    • Extremely efficient and high-volume flow of cooling lubricant removes chips from machining area: no cutting-edge break outs.
    • The friction-generated heat is mostly absorbed and absorbed by the cutting oil: no material buildup on the cutting edges
  • High-performance coating eXedur SNP:
    • High-temperature and oxidation-resistant
    • High degree of wear resistance
    • Low adhesion to metals prevents bonding
    • No deposition of chips due to low friction coefficient  
  • The tool life of CrazyMill Cool Z4 is up to four times longer compared to other commercially available milling tools

*: The comparison takes into consideration the milling tools and milling methods available on the market as well as the machining parameters recommended by manufacturers.

Higher process reliability* -
higher productivity

  • No overheating of cutting edges or of the tungsten carbide due to through-tool cooling
  • No overheating of the high-performance coating due to efficient and high volume cooling
  • Through-tool cooling prevents material buildup on cutting edges and does not allow heat to build up on the cutting edges

*: The comparison takes into consideration the milling tools and milling methods available on the market as well as the machining parameters recommended by manufacturers.

High degree of precision -
best surface quality

  • Perfect surface finish quality thanks to targeted flushing of the chips by means of through-shaft cooling

MikronTool-Products-Benefit-Roughness-feed_ENG

Material: X2CrNiMo17-12-2 / 1.4404 / AISI 316L

Diameter: 8 mm (.315“)
Milling depth: 16 mm (.630“)
Cooling lubricant: cutting oil
Cutting data: vc = 260 m/min (853 SFM), ap = 16 mm (.630“), ae = 0.16 mm (.006“)

  • Perfect chip control due to optimized chip-breaking: short chips and highest surface quality. No visible marks, as it can happen when using conventional milling tools

MikronTool-Products-Benefit-Surface-quality-Chip-splitting_ENG

  • Excellent perpendicularity due to flute profile and core size → greater stability

MikronTool-Products-Benefit-Perpendicularity_CMC-Z4_ENG

Material: X2CrNiMo17-12-2 / 1.4404 / AISI 316L
Diameter: 8 mm (.315“)
Milling depth: 16 mm (.630“)
Cooling lubricant: cutting oil
Cutting data: vc = 260 m/min (853 SFM), ap = 16 mm (.630“), ae = 0.16 mm (.006“)

Lower production costs* -
lower machining costs

  • Shorter machining time: up to 2 times faster
  • Excellent tool life: up to 4 times longer
  • One tool for pre-machining and finishing

*: The comparison takes into consideration the milling tools and milling methods available on the market as well as the machining parameters recommended by manufacturers.

 

The milling program 

  • Cylindrical (protection phase of 45°) and toric (corner radius) micromill with four flutes and through-tool cooling
  • Diameter range 1.0 mm – 8.0 mm (.039” – .315”, fractional inches available)
  • For each type four versions:
    • Type A (max. milling depth 2 x d) with cutting length 2 x d
    • Type C (max. milling depth 5 x d) with cutting length 2 x d
    • Type M (max. milling depth 3 x d) with cutting length 3 x d
    • Type N (max. milling depth 4 x d) with cutting length 4 x d
  • Milling cutters with 4 mm (.158”) shaft / 6 mm (.236“) shaft / 8 mm (.315“) shaft / 10 mm (.394“) shaft / 12 mm (.472“) shaft

Special characteristics

  • Through-shaft cooling channels: regular and substantial cooling and targeted flushing of chips
  • Unique and patented 
  • "HSPC" (HighSpeedPerformanceCutting), especially suitable for difficult-to-machine materials (such as stainless steel, titanium alloys, CrCo and superalloys)
  • Cutting geometry of end face for perfect milling with linear ramp or helical interpolation with steep ramp angles due to specially designed expanded chip collection 
  • High tool rigidity: higher machining force resistance thanks to robust lateral cutting edges specially for the long versions M and N → high degree of precision (perpendicularity) and excellent surface quality
  • Optimized chip-breaking of the long versions M and N guarantees short chips and hence highest surface quality
  • Suitable for milling of sides and pockets
  • Pre-machining and finishing with one tool
  • Tungsten carbide with high fracture toughness and thermal shock resistance  
  • Wear- and heat-resistant high-performance coating eXedur SNP
  • Mikron Tool produces all tools with highest repeat precision. Hence the user will benefit from long term stable production conditions (stable process and machining precision)

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