Casting

Casting ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Ingot casting and Continuous Casting ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

[object Object],[object Object],[object Object],[object Object]

Straightening mechanism Vertical cooling chamber Cutting device Bending mechanism Withdrawal mechanism Ladle tundish mold Casting floor,20+ m above ground level ,[object Object],[object Object],ladle tundish Molds ,water cooled and vibrated Starter bar, at start of casting liquid molds Water sprays rollers Solidified skin, during casting ~25 mm/s ,[object Object]

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Green Sand Cold box No bake molds Moist/damp skin Dried/over dried Organic and Inorganic Binder Synthetic resin with sand

Various features of a sand mold Open riser Vent Pouring basin(cup) Flask Sand Parting line Sand gate choke Runner Mold Cavity Drag Cope Blind Riser Core Sand

Patterns ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

A typical match plate pattern used in sand casting plate Drag side Cope side

Pattern Allowances ,[object Object],[object Object],[object Object],[object Object],[object Object]

Cores ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Design of Casting ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Plaster Mold Casting ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Ceramic Mold Casting ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Composite Mold ,[object Object]

Evaporative pattern casting ,[object Object],[object Object],[object Object],[object Object],[object Object]

Investment Casting ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Schematic illustration of Investment casting Mold to make pattern Wax pattern Molten metal Injecting wax or plastic pattern Ejecting pattern Pattern assembly (tree) Slurry coating Stucco coating Completed mold Pattern meltout Pouring Shakeout pattern casting Castings by this method cab be made with very fine detail and from variety of materials

Permanent Mold Casting ,[object Object],[object Object],[object Object],[object Object],[object Object]

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Low pressure casting Graphite mold Railroad wheel Air pressure Molten metal ladle Airtight chamber Refractory tube

Hot chamber Die casting Hydraulic shot cylinder Plunger rod plunger Molten metal pot Goose neck Die cavity ,[object Object]

Cold Chamber die casting ladle Hydraulic cylinder Shot sleeve Plunger rod Stationary die half Ejector box Ejector platen (Moves) Stationary platen Ejector die half ,[object Object],[object Object],Sequence of operations in die casting of part in the cold chamber process

Various types of die casting dies Single cavity die Multiple cavity die Combination die Unit die

[object Object],[object Object]

Centrifugal casting ,[object Object],[object Object],[object Object]

Reading assignment ,[object Object]

Casting

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