DIN TAP T668 Straight Flute, Metric Fine, DC, TiCN
DIN TAP T668 Straight Flute, Metric Fine, DC, TiCN

DIN TAP T668 Straight Flute, Metric Fine, DC, TiCN

£37.42 – £65.97

DIN TAP T668 Straight Flute, Metric Fine, DC, TiCN

SKU: 01t28000001sRGkAAM Categories: ,

Description

DIN TAP T668 Straight Flute, Metric Fine, DC, TiCN. Premium design for cast aluminium and cast iron (Short Chipping), Through & blind holes, Depths up to approx. 1.5 x d, Axial coolant duct available.  

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  • Premium design for cast aluminium and cast iron (Short Chipping)
  • Through & blind holes
  • Depths up to approx. 1.5 x d
  • Axial coolant duct available
ISO VDI Description Condition Hardness Strength Optimal
K 15 Cast Iron, Grey (GG) - Ferritic / Pearlitic 180 610
K 16 Cast Iron, Grey (GG) - Pearlitic 260 880
K 17 Cast Iron, Nodular (GGG) - Ferritic 160 570
K 18 Cast Iron, Nodular (GGG) - Pearlitic 250 840
K 19 Cast Iron, Malleable - Ferritic 130 460
K 20 Cast Iron, Malleable - Pearlitic 230 780
N 23 Aluminum & Magnesium, cast alloy ?12% Si - Non Heat Treatable 75 270
N 24 Aluminum & Magnesium, cast alloy ?12% Si - Heat Treatable Age Hardened 90 320
N 25 Aluminum & Magnesium, cast alloy >12% Si - Non Heat Treatable 130 460
N 27 Copper & Copper alloys (Brass/Bronze) - Brass (CuZn, CuSnZn) 90 320
H 40 Cast Iron - Chilled Cast 400 1350

KEY

Optimal Effective PSteel MStainless KCast Iron NNon-Ferous Metals STitanium & Super Alloys HHard Materials
Designation
DC
Material
HSS-PM
Finish
TiCN
Max Cut Depth
1.5xD
Shank Form
A
Standard
DIN374
Thread Form
Metric
Thread Tolerance Class
6HX
Lead
Form E