Sub Assembly | Die Casting Companies in India

Sub-Assemblies and Die Casting Excellence at Roots Cast (RCPL), India
Roots Cast Private Ltd (RCPL), part of the esteemed Roots Group, stands out as a leading die casting manufacturer in India—especially renowned for its “ready-to-fit” sub-assembly capabilities Since its inception in 1984, RCPL has tailored its expertise to diverse sectors such as automotive (including two- and four-wheelers, electric vehicles, and commercial vehicles), aerospace, defence, healthcare, railways, textiles, and general engineering
At the heart of its offering is a highly integrated manufacturing facility combining tool design, die casting (HPDC, LPDC, and Gravity Die Casting), machining, surface finishing, and assembly—all engineered to deliver precision and reliability The facility is equipped with advanced inspection capabilities such as industrial X-ray, vacuum leak testing, coordinate measuring machines (CMM), auto gauging, and universal testing machinery, ensuring every component meets stringent quality standards
RCPL’s sub-assembly lines incorporate error-proofing techniques like Poka-Yoke and the Jidoka system for automated torque control, facilitating seamless assembly of diverse child parts—including springs, rubber components, sheet metal, plastic parts, turned parts, and fasteners. These assemblies undergo full functional and performance testing before shipment
Supported by nearly four decades of experience, cutting-edge infrastructure, and comprehensive in-house capabilities, Roots Cast offers a one-stop solution for high-quality sub-assemblies and cast components tailored to global standards.