- About us -

Sigma Engineering and Castings is a leading manufacturer specializing in machined cast iron and ductile iron castings. Based in Vellore, Tamil Nadu, we are recognized for our precision engineering, innovative solutions, and commitment to quality and efficiency. Our extensive expertise covers a diverse range of casting processes, including high-pressure casting, sand casting, and investment casting, catering to varied industrial applications.

Our Expertise With a strong focus on rapid prototyping, custom tooling, and precision machining, we offer end-to-end manufacturing solutions that ensure durability, consistency, and performance. Whether designing high-performance industrial equipment or refining complex casting requirements, we deliver excellence tailored to customer needs.

- Our Expertise in -
Foundry
    • High-pressure moulding machines
      • Induction furnace
        Hand moulding facility
        Pin Lift Green Sand Moulding
    Equipment Manufacturing
    • High-pressure moulding machines
    • Intensive sand mixers
    • EOT cranes
    • Customized SPM solutions
    Machining
      • CNC lathe centers
    • VMC machines
    • Conventional lathes 
    • Drilling machines
    DI & CI Castings

    We provide ductile iron (DI) and cast iron (CI) casting solutions with various grades and compositions: 

    • DI: ASTM A536 Grades 60-40-18, 65-45-12

    CI: FG 200, FG 260

    SPM's

    Our Special Purpose Machines (SPMs) are designed to optimize industrial processes with automation and precision:

    • Custom-built for unique engineering requirements
    CNC, VMC, Conventional machines

    We leverage CNC lathe, VMC, and conventional machines to enhance manufacturing precision and productivity with cutting-edge technology.

    Supply Chain & Shipping Solutions
    • Global Shipping for 20 ft and 40 ft Containers at Competitive Rates
      Ship your 20 ft and 40 ft containers worldwide with cost-effective solutions! 

    - Our Performance-

    Company Performance
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    Our Valuable Customers
    1+
    Products
    - Our Products-