Casting One Shot for GATE 2027 Mechanical | Production Engineering | ESE & PSU | S K Mondal Sir

Casting One Shot for GATE 2027 Mechanical (ME) & Production (PI), ESE and PSU exams by S K Mondal Sir (Ex-IES). Complete revision of Metal Casting in one session: sand casting, patterns & allowances, moulding sand properties, cores & chaplets, gating system design, Chvorinov's rule & riser design, casting defects, and special casting processes (shell moulding, investment, die & centrifugal casting). GATE Scholarship Test - https://unacademy.com/scholarship/UGS... HCL Free Personalised Planner - https://unacademy.com/content/gate/fr... Useful for: GATE ME & PI, ESE (UPSC IES), ISRO, BARC, DRDO, PSUs, SSC JE and RRB JE. ⏱️ CHAPTERS 00:00 Metal Casting One Shot: Introduction 03:32 Sand Casting Process Demonstration 08:22 Sand Mould, Sprue and Runner 12:34 Riser and Pattern: Basic Functions 19:58 Pattern Size and Allowances: Introduction 29:38 Cope and Drag: Moulding Flask 34:51 Advantages and Limitations of Casting 40:22 Sand Casting and Moulding Materials 46:01 Cores and Core Prints 52:26 Parting Line and Parting Plane 54:55 Moulding Sand Preparation 58:44 Facing Sand and Backing Sand 1:03:35 Chaplets and Chills 1:06:54 Buoyancy Force on Cores 1:14:17 Patterns and Pattern Allowances 1:17:18 Liquid, Solidification and Solid Shrinkage 1:29:53 Oversize Patterns and Shrinkage Allowance 1:38:11 Draft Allowance 1:40:05 Machining Allowance 1:43:27 Shake and Distortion Allowances 1:44:28 Pattern Materials 1:46:28 Types of Patterns 1:49:16 Superheat and Solidification 1:53:36 Moulding Sand Constituents and Additives 1:57:50 Moulding Sand Properties 2:01:09 Fluidity of Molten Metal 2:07:14 Collapsibility of Moulding Sand 2:10:24 Core Sand and Binders 2:13:30 Core Buoyancy: Numerical Example 2:15:22 Gating System Design 2:19:27 Choke Area and Gating Ratio 2:21:44 Tapered Sprue Design 2:24:02 Pressurised and Unpressurised Gating 2:28:19 Top-Gate and Bottom-Gate Filling Time 2:29:37 Chvorinov’s Rule and Solidification Time 2:33:11 Cylindrical Riser Geometry and Modulus 2:37:20 Riser Design: Numerical Examples 2:41:22 Modulus Method and Caine’s Method 2:43:35 NRL Method and Shape Factor 2:46:19 Riser Volume and Shrinkage Calculations 2:57:45 Casting Defects 3:06:22 Ultrasonic Testing of Castings 3:13:31 Shell Moulding 3:19:21 Investment Casting: Lost-Wax Process 3:28:46 Die Casting 3:31:45 Hot-Chamber and Cold-Chamber Die Casting 3:33:35 Centrifugal Casting 3:37:24 G-Factor in Centrifugal Casting 3:39:30 Dry-Sand Moulding 3:39:57 Slush Casting and Other Special Processes 3:42:25 Casting Processes and Their Applications 3:43:38 Study Material and Closing 📚 Casting & Welding Playlist:    • Casting & Welding for GATE & ESE | S K Mon...   📚 Production Engineering Complete Course:    • Production Engineering Complete Course for...   🎯 Start your GATE 2027 & ESE preparation: https://unacademy.com/goal/Gate/QGFRK... Use referral code: KHUSHRAHO 📢 Official Telegram: https://t.me/gateeseprep #Casting #GATE2027 #SKMondal