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PRECISION
INVESTMENT CASTINGS

Pahwa MetalTech is a Precision Investment Casting (Lost Wax) manufacturer in India, specializing in engineering components made from Non-Ferrous alloys including Copper (Bronzes, Brass, OFHC etc.), Aluminium, and Stainless Steels (304, 316, 17-4PH etc.). With advanced vacuum and air melting capabilities, we deliver high-quality castings for critical applications. Our agile setup and state-of-the-art equipment enable efficient production across high volumes and batch quantities.

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We also support rapid prototyping using consumable 3D-printed PLA patterns, helping customers validate designs before full-scale production.

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Connect with our expert team today to explore how we can support your casting requirements.

Investment Castings Manufacturer

Crafting Excellence with These Alloys

Over the years, we have built strong expertise in manufacturing castings in Copper and Aluminium-based alloys. We also produce critical Stainless Steel components tailored for demanding engineering applications.

Copper Alloys

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We specialize in precision Investment Casting of Copper-based alloys like Bronzes and Brasses, delivering high-quality components with excellent accuracy, finish, and strength for demanding industrial applications.

Aluminum Alloys

 Aluminium Investment Casting

We offer precision Investment Casting of Aluminium alloys, producing lightweight yet strong components with excellent dimensional accuracy & surface finish—ideal for automotive, aerospace, and general engineering applications.

Stainless Steels

Stainless Steel Investment Casting

​We provide precision Investment Casting of Stainless Steel alloys, delivering corrosion-resistant components with high strength, tight tolerances, and superior finish—ideal for industrial, automotive, and architectural applications.

Weight Range

8 Grams to 50 Kgs Single piece castings

Dimension Range

Max Dimensions : 600 mm x 600 mm x 800 mm

Surface Finish

Range for Castings from Wax Pattern : 60-200 RMS

METALLURGY

Casting Thickeness

Capability to make thin walled castings

Our Investment Casting Technologies​

Air Melting

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We offer Air Melting Investment Castings for non-ferrous - Copper and Aluminum and stainless steel alloys, ensuring reliable quality and performance. Ideal for general engineering and industrial applications, this process is both efficient and cost-effective.

Vacuum Castings

Vacuum Investment Casting

We offer Vacuum Investment Castings for high-performance applications requiring superior purity and precision. Ideal for aerospace and critical engineering components, this process ensures low gas entrapment and excellent metallurgical integrity. 

Design & Simulation 

At Pahwa MetalTech, we specialize in in-house design of precision tooling for wax investment casting using advanced CAD/CAM systems. We conduct solidification and simulation studies to optimize casting parameters and eliminate defects. This ensures consistent, high-quality castings with excellent dimensional and metallurgical integrity.

Casting Simulation

Engineering Excellence in Every Step

Beyond casting, we offer end-to-end solutions including critical heat treatment, precision machining, and surface preparation—delivering ready-to-use parts.

Heat Treatment 

We have in-house heat treatment furnaces to optimize the mechanical properties of cast components, ensuring they meet specific application and performance requirements.

Machining

Leveraging our expert supplier base, we offer fully machined components, delivering ready-to-assemble parts that meet tight dimensional and quality standards.

Surface Treatment

We offer end-to-end solutions to meet the technical requirements of any surface treatments, ensuring components are finished to exact specifications.

Rapid Prototyping_Investment Casting

Rapid Prototyping

We leverage 3D Printed PLA patterns for Investment Casting, enabling rapid prototyping and the production of extremely low-volume or complex parts where traditional tooling isn't feasible. This approach allows for faster development cycles, reduced costs, and greater design flexibility. It's ideal for validating designs, producing legacy components, or manufacturing intricate geometries without the need for hard tooling.

Industries We Serve

Switchgear Brass Castings

Electrical & Swtichgear

Lost Wax Casting of components for High Voltage Switchgears, Transmission Components, Rigid Bus Bars in High Conductivity Copper and Brass alloys.

Tin Bronze Castings

Railway & Locomotive

​Railways & Metros components like High Tension Line Brass Castings & Spindle Nuts made from Tin Bronze alloys for Wagons Assembly.

Bronze Pumps Lost Wax Casting

Oil Refineries & Gas Installations

Produce a variety of large investment casting components for the oil and gas industry, including loading valve parts, and junction boxes, pumps and valves.

Electric Vehicles Aluminum Castings

Auto, CV & Electric Vehicles

Thin Walled Castings in Aluminum for Heat Sinks for Battery, Electronic Housing, Control Mechanisms & Manifolds & SS Turbochargers

Food Grade Lost Wax Castings

Medical & Food Processing

High-quality castings with excellent corrosion resistance for the Food, Medical, & Pharmaceutical industries, such as junction and control boxes.

Special Investment Castings

Consumer Appliances

High Strength Aluminum & Stainless steel components for headphones, washing machines, pumps, and metering devices.

Aerospace Castings

Defence & Aerospace

​Small-batch manufacturing of components in Copper, Aluminum, and Stainless Steel alloys for applications such as electronic housings & clamps.

Propellers Castings

Marine, Propellors

Manufacturing Bronze and Brass Castings for Marine applications like Breaching Adaptors and in producing toroidal propellers

Brass Lost Wax Castings

Instruments & Sculptures

​We collaborate with artist and designers to convert their concepts and ideas into reality via our prototype Investment Casting process.

Enhance Your Knowledge of Investment Castings

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