About Limestone Company
We are an India-based aluminium extrusion trading and sourcing company engaged in supplying high-quality aluminium profiles, tubes, and industrial sections for construction, solar, and engineering applications.
We work closely with reputed aluminium extrusion manufacturers across India to source products as per customer requirements, drawings, and technical specifications. Our focus is on delivering reliable quality, competitive pricing, and timely supply for both domestic and export markets.
We are also one of India's leading importers and suppliers of PVC Resin — catering to pipe manufacturers, cable compounders, profile extruders and flexible film producers across the country. Our PVC resin portfolio covers suspension and emulsion grades sourced from certified global manufacturers.
In the Polyolefin segment, we supply Polypropylene (PP) and Polyethylene (PE) grades for packaging, injection moulding, pipe extrusion and film applications — backed by consistent quality and competitive pricing.
Our Industrial Chemicals division covers a comprehensive range including PCE Admixtures, Silica Fume, Calcium Nitrate, Sodium Gluconate and specialty additives — serving construction chemical formulators, RMC plants and industrial processors.
Our strength lies in efficient sourcing, a strong global and domestic supplier network, and customer-focused service that ensures the right product reaches the right place on time.
Explore Products →Our Products
Premium Aluminium products, Polymers and Industrial Chemicals — sourced from certified manufacturers and supplied worldwide.
Trading & Logistics
Limestone Company, apart from its supply operations, has diversified into trading and logistics for primary aluminium products — serving manufacturers, extruders and traders across India and internationally.
We believe in making trade work by focusing on providing services to clients on time, efficiently and responsibly. Our streamlined logistics network ensures prompt delivery to your facility, regardless of order volume.
We operate as a reliable supplier of Aluminium Ingots and Billets, sourced from certified primary smelters and rolling mills, ensuring consistent quality and grade conformity with every shipment.
Polymer Division
A complete range of polymer raw materials and additives — sourced from certified manufacturers and supplied to processors across India.
Suspension and emulsion grade PVC resin — K-65, K-67, K-70 for pipes, profiles, cables and flexible films.
Enquire →Coated and uncoated grades for PVC compounding, masterbatch, paints and rubber applications.
Enquire →Rutile and anatase TiO₂ for PVC, paints, coatings, plastics and masterbatch — high opacity and whiteness.
Enquire →Polyethylene wax as internal and external lubricant in PVC processing — improves flow and surface finish.
Enquire →Calcium-Zinc heat stabilizer for rigid and flexible PVC — non-toxic, RoHS compliant, excellent initial colour.
Enquire →CPE and ACR-based impact modifiers for rigid PVC pipes, fittings, profiles and window sections.
Enquire →Lubricant and stabilizer for PVC, polyolefins and rubber — improves processing, anti-blocking and release properties.
Enquire →Our team can advise on formulation compatibility and arrange sample lots before bulk supply.
Contact Us →Industrial Chemicals Division
A complete range of admixtures, additives and raw chemicals — sourced from leading manufacturers and supplied worldwide.
Polycarboxylate ether superplasticizers — multiple grades for every RMC application.
Ultra-fine pozzolanic powder of high-purity SiO₂ for high-performance concrete.
Accelerator for cold weather concrete and corrosion inhibitor for embedded steel.
Industrial grade retarder and chelating agent — 98% min purity.
Industries We Serve
Supplying premium Aluminium, Polymers and Industrial Chemicals to world-class manufacturers across 7 key industries.
Aluminum profiles for doors, windows, curtain walls and architectural cladding.
→Solar panel extrusion frames and wind mill profiles — anodised and powder-coated.
→Heat sinks, LED profiles, IPS tubes, electrical busbars and lighting extrusions.
→High-conductivity aluminum bus bars, conductors and cable trays for power networks.
→Precision aluminum billets and extrusions for automotive body parts and aerospace components.
→Structural aluminum profiles, T-slot systems and machine frames for industrial automation.
→Premium aluminum sliding doors, casement windows and modular partition systems.
→Certifications & Standards
Every shipment is independently tested and shipped with Mill Test Certificates (MTC), Material Test Reports (MTR), and Certificates of Analysis (COA).
Quality Management Certified
American Society for Testing
European Standards Compliant
Bureau of Indian Standards
Independent Lab Testing
Government of India
Get In Touch
Tell us about your requirement — material, grade, quantity and destination port. Our sales team will respond within 24 hours with pricing, lead time, and shipping options.
