ECR4-20040070R8.0 Corner Rounding Carbide Cutter 8mm General Use up to 55HRC TiSiN Coated

ECR4-20040070R8.0 Corner Rounding Carbide Cutter 8mm General Use up to 55HRC TiSiN Coated
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Our Price:  £74.00
List Price:  £110.99
Saving Of:  £36.99 (33%)
(Exc. 20% VAT)(£88.80 Inc. VAT)

Model:  ECR4-20040070R8.0
Brand:  APT Carbide End Mills

Shipped Weight:  330 g

Availability:  

Only 5 left in stock - order soon  

Only 5 left in stock - order soon

APT Carbide End Mills

Carbide End Mills APT Brand


ECR4-20040070R8.0 Corner Rounding Carbide Cutter 8mm for General Use up to 55HRC.

4mm Tip Diameter 16m Plain Shank 70mm Long 4 Flutes TiSiN Coated Micro-grain Carbide.

Suitable for Steel, Cast Iron and General Use on Materials up to 55HRC.

Dimensions for ECR4-20040070R8.0 (mm)
Corner Radius (R) Tip Diameter (Td) Overall Length (L) Shank Diameter (D)
8.0 4.0 70 20
General Cutting parameters
Material Cutting Speed VC: m/min Fz (Feed per tooth) Application Choice
Non alloyed steel 120-160

0.022-0.060

Good
Low alloyed steel 100-130 0.022-0.060 Good
High alloyed steel 75-95 0.020-0.050 Good
Stainless - Ferritic 100-120 0.022-0.060 Good
Stainless - Austenitic 70-90 0.020-0.050 Good
Stainless - Duplex 50-80 0.020-0.050 Good
Grey cast iron Malleable 120-160 0.022-0.060 Good
Aluminium Castings Si<12% 200-300 0.022-0.060 OK but try DLC type
Aluminium Alloys Si >12% 100-200 0.016-0.030 OK but try DLC type
Bronze & Brass 150-250 0.020-0.050 OK but try DLC type
Nickel Alloys 20-40 0.016-0.030 OK
Titanium Alloys 50-70 0.020-0.050 Good
Hardened Steel up to 50HRC 20-40 0.020-0.050 OK

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