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TNMG 220412-BR ET315C Carbide Roughing Inserts Edgetech
TNMG 220412-BR ET315C Carbide Roughing Inserts Edgetech

TNMG 220412-BR ET315C Carbide Roughing Inserts Edgetech

£4.37
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£15.59
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Part Number
TI01875
Shape
TNMG
Relief Angle
Negative = 0° (Clamp or Lever)
Edge Length
22 (22mm)
Thickness ISO/mm
04 (4.76mm)
Radius
12 (1.2mm)
Grade
ET315C
Chipbreaker Code
BR
Interrupted Cut?
No - Stable conditions
Will Cut Steel? (P-Blue)
Yes - Excellent
Will Cut Stainless Steel? (M-Yellow)
No
Will Cut Cast Iron? (K-Red)
No
Will Cut Heat Resistant Alloys? (S-Orange)
No
Will Cut Non-Ferrous? (N-Green)
No
Will Cut Hardened Steel? (H-Grey)
No
Europa Edgetech
Information
ISO DesignationEdge
Length
LE (mm)		Thickness
S (mm)		Radius
RE(mm)
ChipbreakerGrade
TNMG220412-BR22 (22)04 (4.76)12 (1.2)BRET315C


Grade: ET315C
Type: New Multi-layer CVD coated grades are finished with a special process to enable smoother chip flow.
Colour: Black
Grade Summary: ET315C Balanced grade for continuous cutting of steels..
Type of Cut: BR chipbreaker - Roughing and interrupted cuts.
Best for: All general steels from <25 HRc to 45 HRc
 

Technical Data & Info

Feed Rate & Depth of Cut

fn (mm/rev)0.30 - 0.65
ap (mm)1.5 - 7.0

Speeds Chart

Material VDI GroupMaterial DesignationMaterial ConditionHardnessGradeSpeed M/Min
1Non-alloy steel & Cast steel, Free cutting steel <0.15%C.Annealed≤125 HBET315C180 - 500
2Non-alloy steel & Cast steel, Free cutting steel <0.45%C.Annealed≤190 HBET315C180 - 500
3Non-alloy steel & Cast steel, Free cutting steel <0.45%C.Annealed≤250 HBET315C180 - 500
4Non-alloy steel & Cast steel, Free cutting steel <0.75%C.Annealed≤270 HBET315C180 - 500
5Non-alloy steel & Cast steel, Free cutting steel <0.75%C.Quenched & Tempered≤300 HBET315C180 - 500
6Low-alloy steel & Cast steel (less than 5% of alloying elements)Annealed≤180 HBET315C170 - 450
7Low-alloy steel & Cast steel (less than 5% of alloying elements)Quenched & Tempered≤275 HBET315C170 - 450
8Low-alloy steel & Cast steel (less than 5% of alloying elements)Quenched & Tempered≤300 HBET315C170 - 450
9Low-alloy steel & Cast steel (less than 5% of alloying elements)Quenched & Tempered≤350 HBET315C170 - 450
10High-alloy steel, Cast steel & Tool steelAnnealed≤200 HBET315C60 - 180
11High-alloy steel, Cast steel & Tool steelQuenched & Tempered≤325 HBET315C60 - 180
Turning Calculator
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Turning Speeds Calculator

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