Page 183 - Carmex - Metric Catalog 2021

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Swiss-Line

Polygon Swiss Line

Carbide Grades

BLU
PVD triple layer coated Sub-Micron grade for Steel, Stainless Steels, Titanium and hard materials.
GX7
New generation of PVD triple layer coated Sub-Micron grade for wide range of materials as:
Steel, Stainless Steels, Titanium and hard materials up to 58 HRc.
With high toughness for optimized performance.

K20
Uncoated Sub-Micron carbide grade for Aluminum and non-ferrous materials, Stainless Steels and
Titanium.

Cutting Data

ISO Cutting Speed m/min
Materials
Standard K20 BLU GX7*
Low & Medium Carbon Steels <0.55%C - 80-150 70-160
P High Carbon Steels ≥0.55%C - 70-120 60-130

Alloy Steels, Treated Steels - 40-80 40-100

Stainless Steel-Free Cutting 30-80 60-120 60-140

M Stainless Steel-Austenitic 20-70 30-90 30-120

Cast Steels 30-80 50-120 50-140
K Cast Iron 50-120 60-130 60-140

Aluminum ≤12%Si, Copper 120-250 - -
N Aluminum >12%Si 90-200 - -

Synthetics, Duroplastics, Thermoplastics 70-150 - -

S Nickel Alloys, Titanium Alloys 20-50 30-70 30-90

Hardened Steel, 45-50HRc - 20-50 20-70
H
Hardened Steel, 50-58HRc - - 20-60

* Available for grooving and parting off, with G25 insert size

A08-15