16EL 2.50 ISO T350 External Threading Insert General Use

16EL 2.50 ISO T350 External Threading Insert General Use
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Our Price:  £4.00
List Price:  £6.00
Saving Of:  £2.00 (33%)
(Exc. 20% VAT)(£4.80 Inc. VAT)

Model:  16EL2.50ISOT350
Brand:  APT Threading

Shipped Weight:  7 g


In stock, immediate despatch  

In stock, immediate despatch

APT Threading

Threading Inserts Fully Ground with High Quality PVD Coatings, Quality Machine Taps and Thread Milling Cutters

16EL 2.50 ISO T350, Left Hand 60° full profile 2.5mm pitch ISO Metric external threading insert in grade T350.

Grade T350 is NANO-TiAlSiN coated with a substrate of high wear resistance micro-grain carbide and is our preimium grade for all types of steel and stainless also good for cast iron and other materials first choice for general use.

This PVD coated grade covers P25, M25, K30, S15, H10 range of materials, suitable for dry cutting.

General Cutting parameters
MaterialHardness HBCutting Speed VC: m/minNumber of PassesApplication Choice
Non alloyed steel 0-0.45℅ C125-17090-190 (140)8-14Good
Low alloyed steel180-35070-140 (100)8-14Good
High alloyed steel200-32550-120 (90)8-14Good
Corrosion resistant steel20060-130 (100)8-14Good
Stainless - Ferritic200-33060-130 (100)8-14Good
 Stainless - Austenitic180-20040-140 (90)8-14Good
Stainless - Cast Ferritic200-33060-120 (90)8-14Good
Stainless - Cast Austenitic200-33060-110 (80)8-14Good
Grey cast iron180-26060-130 (100)8-14OK
Spheroidal cast iron160-26090-160 (120)8-14OK
Malleable / Tempered iron130-23060-100 (70)8-14OK
Aluminium Wrought Alloys60-10080-370 (220)8-14OK but try grade AK10
Aluminium Castings Si<12%80-90200-360 (280)8-14OK but try grade AK10
Aluminium Alloys Si 12%-23%13060-180 (120)8-14OK but try grade AK10
Bronze & Brass90-10080-250 (170)8-14OK but try grade AK10
Iron Based Hi-temp Alloys 200-280 HB200-28030-60 (45)8-14Good
Nickel or Cobalt Based 250 HB25020-30 (25)8-14Good
Nickel or Cobalt Based 30-58 HRC35015-25 (20)8-14Good
Pure Titanium400Rm140-170 (150)8-14Good
Titanium  Alpha + Beta Alloys1050Rm50-70 (60)8-14Good
Hardened Steel40-50HRC45-60 (50)8-14OK
Hardened Steel50-55HRC40-50 (45)8-14OK

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