Investment Casting
Investment Casting in Coimbatore
Our Process
![](https://i0.wp.com/www.sanprecisionalloys.com/wp-content/uploads/2023/03/img-1.jpg?fit=341%2C212&ssl=1)
TOOL DEVELOPMENT @ IN-HOUSE
Tool established for making wax patterns
![](https://i0.wp.com/www.sanprecisionalloys.com/wp-content/uploads/2023/04/right-1.png?fit=64%2C64&ssl=1)
![](https://i0.wp.com/www.sanprecisionalloys.com/wp-content/uploads/2023/03/img-2.jpg?fit=341%2C210&ssl=1)
WAX PATTERN MANUFACTURING
Output of wax injection from tool
![](https://i0.wp.com/www.sanprecisionalloys.com/wp-content/uploads/2023/04/right-1.png?fit=64%2C64&ssl=1)
![](https://i0.wp.com/www.sanprecisionalloys.com/wp-content/uploads/2023/03/img-3.jpg?fit=341%2C202&ssl=1)
WAX PATTERN ASSEMBLY / METHODING
Attachment of patterns with feeders
![](https://i0.wp.com/www.sanprecisionalloys.com/wp-content/uploads/2023/04/right-1.png?fit=64%2C64&ssl=1)
![](https://i0.wp.com/www.sanprecisionalloys.com/wp-content/uploads/2023/03/img-4.jpg?fit=342%2C203&ssl=1)
SHELLING & COATING
Application of coatings with binder & stucco
![](https://i0.wp.com/www.sanprecisionalloys.com/wp-content/uploads/2023/03/img-13.jpg?fit=340%2C228&ssl=1)
SHOT BLASTING
Surface finishing for raw casting
![](https://i0.wp.com/www.sanprecisionalloys.com/wp-content/uploads/2023/04/right-1.png?fit=64%2C64&ssl=1)
![](https://i0.wp.com/www.sanprecisionalloys.com/wp-content/uploads/2023/03/img-14.jpg?fit=341%2C231&ssl=1)
MACHINING
Surface finishing for raw casting
->->
![](https://i0.wp.com/www.sanprecisionalloys.com/wp-content/uploads/2023/03/img-15.jpg?fit=340%2C237&ssl=1)
INSPECTION
Verification of dimensions with customer's requirements
![](https://i0.wp.com/www.sanprecisionalloys.com/wp-content/uploads/2023/03/img-5.jpg?fit=340%2C202&ssl=1)
CURING
Curing the shells
![](https://i0.wp.com/www.sanprecisionalloys.com/wp-content/uploads/2023/04/right-1.png?fit=64%2C64&ssl=1)
![](https://i0.wp.com/www.sanprecisionalloys.com/wp-content/uploads/2023/03/img-6.jpg?fit=340%2C225&ssl=1)
DE-WAXING
Removing wax from the shell by autoclave
![](https://i0.wp.com/www.sanprecisionalloys.com/wp-content/uploads/2023/04/right-1.png?fit=64%2C64&ssl=1)
![](https://i0.wp.com/www.sanprecisionalloys.com/wp-content/uploads/2023/03/img-7.jpg?fit=341%2C229&ssl=1)
SHELL BAKING / SHELL PRE HEATING
Pre-heating of Shells
![](https://i0.wp.com/www.sanprecisionalloys.com/wp-content/uploads/2023/04/right-1.png?fit=64%2C64&ssl=1)
![](https://i0.wp.com/www.sanprecisionalloys.com/wp-content/uploads/2023/03/img-8.jpg?fit=341%2C226&ssl=1)
MELTING
Preparation of liquid metal by induction furnace
![](https://i0.wp.com/www.sanprecisionalloys.com/wp-content/uploads/2023/03/img-13.jpg?fit=340%2C228&ssl=1)
SHOT BLASTING
Surface finishing for raw casting
![](https://i0.wp.com/www.sanprecisionalloys.com/wp-content/uploads/2023/04/right-1.png?fit=64%2C64&ssl=1)
![](https://i0.wp.com/www.sanprecisionalloys.com/wp-content/uploads/2023/03/img-14.jpg?fit=341%2C231&ssl=1)
MACHINING
Surface finishing for raw casting
->->
![](https://i0.wp.com/www.sanprecisionalloys.com/wp-content/uploads/2023/03/img-15.jpg?fit=340%2C237&ssl=1)
INSPECTION
Verification of dimensions with customer's requirements
![](https://i0.wp.com/www.sanprecisionalloys.com/wp-content/uploads/2023/03/img-9.jpg?fit=341%2C224&ssl=1)
CHECK CHECMICAL COMPOSITION
Ensuring the chemical composition by spectrometer
![](https://i0.wp.com/www.sanprecisionalloys.com/wp-content/uploads/2023/04/right-1.png?fit=64%2C64&ssl=1)
![](https://i0.wp.com/www.sanprecisionalloys.com/wp-content/uploads/2023/03/img-10.jpg?fit=341%2C225&ssl=1)
POURING
Pouring the metal into the shell
![](https://i0.wp.com/www.sanprecisionalloys.com/wp-content/uploads/2023/04/right-1.png?fit=64%2C64&ssl=1)
![](https://i0.wp.com/www.sanprecisionalloys.com/wp-content/uploads/2023/03/img-11.png?fit=341%2C217&ssl=1)
HEAT TREATMENT
Obtaining a homogeneous structure of metal
![](https://i0.wp.com/www.sanprecisionalloys.com/wp-content/uploads/2023/04/right-1.png?fit=64%2C64&ssl=1)
![](https://i0.wp.com/www.sanprecisionalloys.com/wp-content/uploads/2023/03/img-12.jpg?fit=340%2C219&ssl=1)
FETTLING
Detached from feeders and surface finishing
![](https://i0.wp.com/www.sanprecisionalloys.com/wp-content/uploads/2023/03/img-13.jpg?fit=340%2C228&ssl=1)
SHOT BLASTING
Surface finishing for raw casting
![](https://i0.wp.com/www.sanprecisionalloys.com/wp-content/uploads/2023/04/right-1.png?fit=64%2C64&ssl=1)
![](https://i0.wp.com/www.sanprecisionalloys.com/wp-content/uploads/2023/03/img-14.jpg?fit=341%2C231&ssl=1)
MACHINING
Surface finishing for raw casting
->->
![](https://i0.wp.com/www.sanprecisionalloys.com/wp-content/uploads/2023/03/img-15.jpg?fit=340%2C237&ssl=1)
INSPECTION
Verification of dimensions with customer's requirements
![](https://i0.wp.com/www.sanprecisionalloys.com/wp-content/uploads/2023/03/img-13.jpg?fit=340%2C228&ssl=1)
SHOT BLASTING
Surface finishing for raw casting
![](https://i0.wp.com/www.sanprecisionalloys.com/wp-content/uploads/2023/04/right-1.png?fit=64%2C64&ssl=1)
![](https://i0.wp.com/www.sanprecisionalloys.com/wp-content/uploads/2023/03/img-14.jpg?fit=341%2C231&ssl=1)
MACHINING
Surface finishing for raw casting
![](https://i0.wp.com/www.sanprecisionalloys.com/wp-content/uploads/2023/04/right-1.png?fit=64%2C64&ssl=1)
![](https://i0.wp.com/www.sanprecisionalloys.com/wp-content/uploads/2023/03/img-15.jpg?fit=340%2C237&ssl=1)
INSPECTION
Verification of dimensions with customer's requirements
![](https://i0.wp.com/www.sanprecisionalloys.com/wp-content/uploads/2023/03/img-1.jpg?fit=341%2C212&ssl=1)
TOOL DEVELOPMENT @ IN-HOUSE
Tool established for making wax patterns
![](https://i0.wp.com/www.sanprecisionalloys.com/wp-content/uploads/2023/04/right-1.png?fit=64%2C64&ssl=1)
![](https://i0.wp.com/www.sanprecisionalloys.com/wp-content/uploads/2023/03/img-2.jpg?fit=341%2C210&ssl=1)
WAX PATTERN MANUFACTURING
Output of wax injection from tool
![](https://i0.wp.com/www.sanprecisionalloys.com/wp-content/uploads/2023/04/right-1.png?fit=64%2C64&ssl=1)
![](https://i0.wp.com/www.sanprecisionalloys.com/wp-content/uploads/2023/03/img-3.jpg?fit=341%2C202&ssl=1)
WAX PATTERN ASSEMBLY / METHODING
Attachment of patterns with feeders
->->
![](https://i0.wp.com/www.sanprecisionalloys.com/wp-content/uploads/2023/03/img-4.jpg?fit=342%2C203&ssl=1)
SHELLING & COATING
Application of coatings with binder & stucco
![](https://i0.wp.com/www.sanprecisionalloys.com/wp-content/uploads/2023/04/right-1.png?fit=64%2C64&ssl=1)
![](https://i0.wp.com/www.sanprecisionalloys.com/wp-content/uploads/2023/03/img-5.jpg?fit=340%2C202&ssl=1)
CURING
Curing the shells
![](https://i0.wp.com/www.sanprecisionalloys.com/wp-content/uploads/2023/04/right-1.png?fit=64%2C64&ssl=1)
![](https://i0.wp.com/www.sanprecisionalloys.com/wp-content/uploads/2023/03/img-6.jpg?fit=340%2C225&ssl=1)
DE-WAXING
Removing wax from the shell by autoclave
->->
![](https://i0.wp.com/www.sanprecisionalloys.com/wp-content/uploads/2023/03/img-7.jpg?fit=341%2C229&ssl=1)
SHELL BAKING / SHELL PRE HEATING
Pre-heating of Shells
![](https://i0.wp.com/www.sanprecisionalloys.com/wp-content/uploads/2023/04/right-1.png?fit=64%2C64&ssl=1)
![](https://i0.wp.com/www.sanprecisionalloys.com/wp-content/uploads/2023/03/img-8.jpg?fit=341%2C226&ssl=1)
MELTING
Preparation of liquid metal by induction furnace
![](https://i0.wp.com/www.sanprecisionalloys.com/wp-content/uploads/2023/04/right-1.png?fit=64%2C64&ssl=1)
![](https://i0.wp.com/www.sanprecisionalloys.com/wp-content/uploads/2023/03/img-9.jpg?fit=341%2C224&ssl=1)
CHECK CHECMICAL COMPOSITION
Ensuring the chemical composition by spectrometer
->->
![](https://i0.wp.com/www.sanprecisionalloys.com/wp-content/uploads/2023/03/img-10.jpg?fit=341%2C225&ssl=1)
POURING
Pouring the metal into the shell
![](https://i0.wp.com/www.sanprecisionalloys.com/wp-content/uploads/2023/04/right-1.png?fit=64%2C64&ssl=1)
![](https://i0.wp.com/www.sanprecisionalloys.com/wp-content/uploads/2023/03/img-11.png?fit=341%2C217&ssl=1)
HEAT TREATMENT
Obtaining a homogeneous structure of metal
![](https://i0.wp.com/www.sanprecisionalloys.com/wp-content/uploads/2023/04/right-1.png?fit=64%2C64&ssl=1)
![](https://i0.wp.com/www.sanprecisionalloys.com/wp-content/uploads/2023/03/img-12.jpg?fit=340%2C219&ssl=1)
FETTLING
Detached from feeders and surface finishing
->->
![](https://i0.wp.com/www.sanprecisionalloys.com/wp-content/uploads/2023/03/img-13.jpg?fit=340%2C228&ssl=1)
SHOT BLASTING
Surface finishing for raw casting
![](https://i0.wp.com/www.sanprecisionalloys.com/wp-content/uploads/2023/04/right-1.png?fit=64%2C64&ssl=1)
![](https://i0.wp.com/www.sanprecisionalloys.com/wp-content/uploads/2023/03/img-14.jpg?fit=341%2C231&ssl=1)
MACHINING
Surface finishing for raw casting
![](https://i0.wp.com/www.sanprecisionalloys.com/wp-content/uploads/2023/04/right-1.png?fit=64%2C64&ssl=1)
![](https://i0.wp.com/www.sanprecisionalloys.com/wp-content/uploads/2023/03/img-15.jpg?fit=340%2C237&ssl=1)
INSPECTION
Verification of dimensions with customer's requirements