Precision Injection Molding
Multi-cavity, insert, and two-shot molding of tight-tolerance components using advanced polymers like PEEK, PC, and PA66-GF for automotive, medical, and electrical applications requiring dimensional stability.
Engineering precision-molded components that withstand extreme chemical exposure, high temperatures, and demanding mechanical loads. Jairaj Group delivers tailored polymer solutions across automotive, aerospace, defense, and industrial sectors—combining advanced materials like PEEK, PA66-GF, and TPU with state-of-the-art molding capabilities. From concept to production, we transform complex requirements into reliable, high-performance parts built for mission-critical applications.
Comprehensive polymer manufacturing capabilities from precision molding to value engineering, delivering performance-critical components for the world's most demanding applications.
Multi-cavity, insert, and two-shot molding of tight-tolerance components using advanced polymers like PEEK, PC, and PA66-GF for automotive, medical, and electrical applications requiring dimensional stability.
Manufacturing hollow plastic components including fuel tanks, fluid reservoirs, and containment vessels designed for chemical resistance and structural integrity in automotive and industrial systems.
Production of large, seamless hollow parts with uniform wall thickness for corrosive environments, heavy equipment housings, and specialty industrial applications requiring stress-free geometries.
Material research, design optimization, and cost engineering services including polymer selection, DFM analysis, rapid prototyping, and flow simulation to accelerate development and improve manufacturability.
Integrated assembly lines delivering multi-part sub-assemblies with precision welding, joining, and quality validation for sensor modules, battery enclosures, and complex industrial components.
In-house tool room capabilities for designing and manufacturing precision molds optimized for advanced polymers, tight tolerances, and complex geometries across injection, blow, and rotational processes.
When standard plastics fail, we engineer solutions that perform. Our precision-molded components withstand caustic chemicals, thermal cycling, and mechanical stress across automotive powertrains, aerospace systems, defense platforms, and heavy industrial equipment. With over four decades of polymer expertise and state-of-the-art PLC-controlled machinery, we deliver dimensionally stable, chemically resistant parts that meet the strictest tolerances. From medical-grade PEEK housings to reinforced PA66-GF structural components, we transform challenging specifications into production-ready solutions—backed by comprehensive testing, simulation, and full documentation.
Four decades of polymer engineering excellence delivering precision, reliability, and innovation across critical industries.
Expert selection and validation of high-performance polymers including PEEK, PC, PA66-GF, and specialty compounds engineered for your exact application requirements.
In-house tool room with advanced CAD/CAM capabilities producing injection, blow, and rotational molds optimized for tight tolerances and complex geometries.
Six strategically located plants across India equipped with PLC-controlled machinery, real-time quality systems, and comprehensive testing capabilities for seamless production scale-up.
Collaborative R&D centers providing DFM analysis, cost optimization, rapid prototyping, and simulation services that accelerate your product development from concept to production.
Decades of expertise guiding India's polymer manufacturing excellence.
Chairman of Jairaj Group
As Chairman of Jairaj Group, Rajiv K Chawla has steered the company's transformation from a single manufacturing unit in Faridabad to a nationwide network of precision polymer facilities serving automotive, aerospace, defense, and industrial sectors. Under his leadership since 1985, Jairaj Group has pioneered advanced polymer engineering in India, investing in state-of-the-art PLC-controlled machinery, in-house R&D centers, and comprehensive testing capabilities. His strategic vision has expanded the company's footprint to six manufacturing plants across India while maintaining unwavering commitment to quality, innovation, and customer partnership. Mr. Chawla's focus on technology adoption, process excellence, and engineering collaboration has earned Jairaj Group recognition from industry leaders including Endurance Technologies, Gabriel India, and Tenneco Automotive, positioning the company as a trusted supplier of mission-critical components for the world's most demanding applications.
What types of harsh environments can your custom plastic solutions withstand?
Our engineered polymer components are designed for extreme chemical exposure (acids, bases, solvents), high-temperature cycling (-40°C to +150°C depending on material), UV radiation, mechanical stress, and corrosive atmospheres. We specify materials like PEEK, modified polycarbonates, glass-filled nylons, and specialty compounds based on your exact environmental requirements and performance criteria.
How do you ensure dimensional stability in precision components?
We utilize PLC-controlled molding equipment with real-time cavity pressure monitoring, calibrated cooling systems, and validated process parameters. Our in-house metrology lab performs dimensional verification, and we conduct flow simulation and warpage analysis during the design phase to optimize tooling geometry before production begins.
What is your typical lead time for custom plastic component development?
Timeline depends on complexity, but typically: material selection and feasibility study (1-2 weeks), design optimization and DFM analysis (2-3 weeks), prototype tooling and sample production (4-6 weeks), validation testing and refinement (2-4 weeks), and production tooling (6-10 weeks). Rush programs are available for critical applications.
Do you provide material testing and validation documentation?
Yes. We offer comprehensive material characterization including tensile testing, impact resistance, thermal analysis (DSC/TGA), chemical resistance verification, dimensional stability studies, and environmental stress cracking tests. All testing is documented with certified reports, material traceability, and compliance certifications as required.
Can you handle low-volume specialty production runs?
Absolutely. While we excel at high-volume automotive and industrial production, our flexible manufacturing systems and dedicated cells support low to medium volume specialty applications. We optimize tooling strategies (soft tooling, aluminum molds, family tools) to balance quality, cost, and lead time for your specific volume requirements.
What industries do you serve with custom plastic solutions?
Our primary markets include automotive OEMs and Tier 1 suppliers, aerospace and defense contractors, heavy equipment and earth-moving machinery manufacturers, railway systems, medical device companies, electrical and electronics industries, solar energy, drone manufacturers, and specialty industrial equipment producers requiring high-performance polymer components.
How do you approach cost optimization without compromising quality?
Our Value Engineering team analyzes part geometry for material reduction opportunities, optimizes wall thickness for strength-to-weight ratios, consolidates components through multi-shot molding, redesigns for reduced cycle times, and evaluates alternative materials that meet performance specs at lower cost. We present data-driven recommendations that balance cost, quality, and manufacturability.
What post-molding services do you offer?
We provide comprehensive secondary operations including CNC machining and turning for tight-tolerance features, ultrasonic welding and vibration welding for assembly, insert installation, printing and marking, surface treatments, protective coatings, and full functional testing. Our integrated assembly lines deliver finished sub-assemblies ready for installation.
Our engineering team is ready to discuss your specific requirements and recommend the optimal polymer solution.
Quality management system certification
Featured among India's dynamic growth enterprises
Best supplier for fastest first-time-right developments
Share your application requirements and our technical team will respond within 24 hours with initial recommendations and next steps.
For immediate assistance, feel free to give us a direct call at +91-9711-114-300 You can also send us a quick email at japl@jairajgroup.com
For immediate assistance, feel free to give us a direct call at +91-9711-114-300 You can also send us a quick email at japl@jairajgroup.com
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