Centre of Excellence by IISc, Bangalore

Centre of Excellence by IISc, Bangalore

The Cryogenic Grinding System Development Project is focused on creating an indigenous high-speed grinding solution for brittle polymers and specialty materials. By integrating cryogen-based cooling with precision mechanical systems, the project enables ultra-fine, contamination-free, and energy-efficient grinding. With emphasis on advanced spindle design, cryogenic process engineering, and robust automation, the machine ensures reliability, scalability, and consistent powder quality. The Indigenous SLS Machine Development Project aims to design and build a Selective Laser Sintering (SLS) system entirely in India, reducing dependency on imported technologies and enabling cost-effective, high-performance additive manufacturing solutions for polymers. It focuses on precision engineering, advanced optics, and robust mechatronics integration, ensuring the machine meets global benchmarks for accuracy, reliability, and scalability. The Indigenous Plasma Atomization Project aims to design and build a Plasma Atomization system, reducing reliance on imported metal powders and enabling cost-effective, high-quality raw material solutions for additive manufacturing and powder metallurgy. This effort focuses on plasma torch engineering, precise wire feeding, advanced gas flow control, and robust thermal & safety management, ensuring the system meets global benchmarks for powder quality, consistency, and scalability. By leveraging indigenous design and manufacturing capabilities, the project seeks to empower Indian industries in sectors such as aerospace, automotive, healthcare, and tooling with cutting-edge additive manufacturing technology.

Financial Progress
MHI Cost (INR)
35.68 Cr.
Industry Cost (INR)
8.92 Cr.
Project Cost (INR)
44.6 Cr.
Revenue Details
Revenue Generated (INR)
0.00
Technology Launched
1
Technology Developed
3
No. Of Machines Sold
0
Import Reduction
0.00
Ip Generated
0
Brief

High-Performance Polymer Powder Project: • Core Objectives: Develop a cryogenic polymer grinding machine to achieve controlled fine powder with minimal degradation • Key Subsystems: The system integrates a vacuum-jacketed chamber with cryogen injection for effective cooling and insulation, coupled with a high-speed spindle assembly, modular housing, and a precision pin-disc design for efficient grinding. • Current Status: The project has reached an advanced stage with detailed CAD models of the spindle, cryogenic chamber, and feed system already completed. Key components such as hybrid bearings, stainless steel assemblies, and cryogenic seals have been procured, and ongoing efforts are focused on spindle assembly, thermal testing, and full system validation under cryogenic conditions. • Impact: The indigenous cryogenic grinding system will significantly reduce dependency on imported milling machines, while lowering the production cost of fine polymer and specialty powders. Polymer AM Project : • Core Objective: Develop a 300 mm × 300 mm build area SLS machine with CO2 laser integration, advanced scanning optics. The first prototype of the machine was launched at IMTEX 2025, followed by MVP and commercialization. • Key Subsystem: Integrate laser & optomechanical system, mechatronics & motion control, thermal management, and custom software/firmware for precision, safety, and automation. • Current Status: Design completed, critical components procured, and integration with scanner, firmware, and process optimization in progress. • Impact: The indigenous SLS machine will reduce import dependency, lower costs, and accelerate innovation in additive manufacturing for Indian industries. Metal Powder Production Machine for Additive Manufacturing • Core Objective: Develop a Plasma Atomization unit capable of producing spherical, high-purity, and flowable metal powders (such as titanium, nickel, and cobalt alloys) suitable for additive manufacturing and powder metallurgy. • Key Subsystem: Integrate plasma torch system, feedstock wire handling, atomization & gas flow control, thermal management, powder collection & sieving, along with it’s PLC software for precision, safety, and repeatability. • Current Status: Design and manufacturing of the Vaccum chamber along with downstream equipments is completed. Delivery of Plasma System and Gas subsystems in progress, along with their integration with it’s PLC. • Impact: The indigenous Plasma Atomization system will reduce dependence on imported powders, lower costs, ensure strategic material security, and accelerate adoption of additive manufacturing in Indian aerospace, defense, and medical industries.