(Hindi) Machining And Machine Tools: GATE (Mechanical)

Manufacturing Process - METAL CUTTING 21 - Machinablity PRAKHAR SHRIVASTAVA

EDUCATOR'S INTRODUCTION Prakhar Shrivastava I am an Industrial and production engineering graduate JEC, Jabalpur GATE 2016 AIR 03 (PI GATE SCORE - 939/1000 Cracked written and interview for IEOR, IIT B Currently pursuing PGDIE from NITIE, Mumbai (One of the 15 centers of excellence including IIT's and IIM's) My hobbies Tennis, Street plays and big time Foodie Https://unacedemy.co/user/Prakharshrivastava333

Machinabilitylhe ease o volich the -malende Material Can be Machined s klas ma chinabili Machining Index (MI) . Criterionof cutting fonces Criterion of Swita ce inish

sand specimen Tes specimen m min VT .37 o 4 L1

A shandaml specimen (c is machinadl eelis machined C-4s S a Cuttin speasuch tha at which tool lie s mn ote is exactly min The cutting Sped of std-Specin denoted by V The -les specimen is machined Under cutin conditions Such thaltol lite auhich L nin min. The cutting S iS au n tool isin denotd by VT is Considlered machinable

2 qre being Machined under identicw cutting co tionThe is Considemed higher cutibonce Lessmaachinable conditions paed -feed depth of c. T Material hich red mor have better Subice binish is con side machinable

a heigh of toughness avx maxm 8 R Y-side cunung edge ongleSCEA Cenhe Line Hmax avg. valu ValuL

Qui, Identical sraight tu ning operan cetL Gak o Pexgormed by two oo A: 8-8-5-5 -5-2s-0 (ASA) 8: 8-8-5 S-7- 30- (AS A) ushich tool usilSwtaes finich surbace-finish Roughnus

mar Hmax max )

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