Engineering Excellence in Rubber Manufacturing
Sigma Industries is a distinguished ISO 9001:2015 certified manufacturer specializing in pure rubber, metal-bonded, and fabric-reinforced rubber components. Our capabilities support both automotive and non-automotive industries with precision, durability, and innovation.
In-house tool design and making support for faster development and precision.
Application-based raw material and compound formulation expertise.
Compression and Injection moulding for high precision components.
Rubber over-moulding with Steel, Brass, Copper, Aluminium and Plastics.
Complex fabric over-moulded products such as diaphragms.
Strict quality controls ensuring consistent, defect-free products.
Sigma Rubbers delivers precision-engineered rubber components across a wide range of industries, meeting diverse application and performance requirements.
Up to 250T capacity
Kneader & Mixing Mill
Accurate raw material sizing
125 kVA DG Set
Advanced manufacturing infrastructure supporting high-volume and high-precision rubber moulding operations.
| Machinery | Capacity / Specification | No. of Units |
|---|---|---|
| 250T Vacuum Hydraulic Moulding | Heavy-duty precision moulding | 10 |
| 150T Hydraulic Rubber Moulding | Medium capacity moulding | 6 |
| 68T Hydraulic Rubber Moulding | High-volume production | 26 |
| 50T Hydraulic Rubber Moulding | Precision small components | 2 |
| 40T Hydraulic Rubber Moulding | Low tonnage moulding | 2 |
| Preformer | Accurate rubber blank preparation | 1 |
| Mixing Mill (12x36) | Compound mixing & sheeting | 1 |
| 75 Ltr Kneader | High-quality compound mixing | 1 |
| 125 kVA DG Set | Power backup | 1 |
| Auto De-Flashing Machine | Defect-free finishing | 1 |
We process a diverse range of elastomer materials to meet application-specific performance, durability, and environmental requirements.
Natural Rubber
Styrene Butadiene Rubber
Nitrile Butadiene Rubber
Nitrile + PVC Blend
Chloroprene Rubber
Weather & Ozone Resistant
Acrylic Rubber
High Temperature Applications
Robust quality assurance systems ensuring compliance with customer and industry standards at every stage of production.
Established quality management system ensuring consistency, traceability, and continual improvement.
Precision measurement tools for dimensional and visual inspection of rubber components.
Hardness, density, and compound property testing to ensure material compliance.
Controlled process parameters to maintain repeatability and quality across batches.
Quality verification at every manufacturing stage to prevent defects and rework.
Final inspection before dispatch ensuring zero-defect delivery and customer satisfaction.
End-to-end quality assurance followed from raw material receipt to final dispatch.
Partner with Sigma Rubbers for precision manufacturing and dependable quality.
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