19 Best in Class Manufacturing Facilities across the world, we produce a diverse range of high-quality products, some of which are showcased above:

Sundram Fasteners Ltd. is known for its ability to produce high-quality castings with a focus on precision, durability, and meeting the specific needs of various industries, particularly automotive.

Strong Footprint

19 Best in class Facilities
7 Core Technologies
24 Warehouses in India & Overseas
375 Retail Distributor Branches in India
3 New parts launched per day
35+ Global Destinations
20 Industry Segments
100% Skilled Workforce

Sundram Fasteners Ltd. (SFL) is a diversified and integrated manufacturer with several divisions, each specializing in different products and components across various industries. Here’s an overview of the key divisions and their product offerings:

1. Fasteners Division
• High-Tensile Fasteners: Bolts, nuts, screws, and washers for automotive, industrial, and construction applications.
• Cold Forged Components: Engine, transmission, and chassis fasteners.
• Hot Forged Fasteners: High-strength bolts and screws used in critical automotive applications.
Wind Energy Division
• Wind Turbine Components: Precision-engineered parts for wind turbines, including hubs, shafts, and other critical components.
Infrastructure and Construction Division
• Construction Products: Fasteners, anchors, and structural components for construction projects, ensuring safety and durability.
Industrial Fasteners Division
• Standard and Customized Industrial Fasteners: Bolts, screws, and nuts for a wide range of industrial applications beyond automotive, including construction, railways, and power generation.

2. Metal Forms
Powder Metallurgy Division
• Sintered Components: Precision-engineered parts used in automotive engines, transmissions, and pumps, including gears, sprockets, and pulleys.
Cold Extrusion Division
• Cold-Extruded Parts: High-precision components such as shafts, gears, and spindles used in automotive engines and transmissions.
Metal Forms Division
• Stamped Components: Sheet metal parts, subassemblies, and assemblies for automotive and industrial applications, including body panels and chassis components.

3. Radiator Caps & Assemblies
• Established in 1993
• Produced more than 22+Million caps
• 3rd largest radiator cap manufacturer
• Holding #1 position in domestic market
• Serving caps to 40% of Global demand for EV segment
• Winner of GM supplier quality excellence award winner 10 times since 2012
• Ford Q1 & JLR Q certification
• 85% of revenue in foreign currency
• Sustaining manufacturing excellence with all customers
• Servicing customers on JIT basis from our overseas warehouses

4. Pumps & Assemblies
Ferrous Castings:
• Gray Iron Castings: Used in components requiring good machinability and vibration damping, such as engine blocks, cylinder heads, and brake discs.
• Ductile Iron Castings: Known for their strength and toughness, suitable for automotive components like crankshafts, gears, and suspension parts.
• Steel Castings: Applied in high-stress applications like structural components, gears, and engine parts.
Non-Ferrous Castings:
• Aluminium Castings: Lightweight and corrosion-resistant, used in automotive parts such as engine components, transmission cases, and structural components.
• Copper Alloy Castings: Typically used in electrical and plumbing applications due to their excellent conductivity and resistance to corrosion.
Precision Castings:
• Investment Castings: High precision, complex shapes with excellent surface finish, used in critical automotive and aerospace components.
Pressure Die Castings:
• Aluminium Die Castings: High-volume production of lightweight parts with tight tolerances, used in engine and transmission housings, and other automotive components.
• Zinc Die Castings: Used for smaller, intricate parts requiring good strength and dimensional accuracy.
Sand Castings:
• Used for producing large and complex parts, typically in ferrous and non-ferrous metals, with applications in automotive, industrial, and heavy machinery components.

5. Hot and Warm Forgings
We manufacture a range of key parts for the automotive sector that includes:
• Bevel Gear & Pinion Family
• Hub and Gen 3 Bearing Hub Rings
• RWD Clutch Hub
• Crankshaft Sprocket
• Stainless Steel Turbocharger Parts
• Connecting Rods
6. Powertrain Components
We manufacture and supply powertrain components to leading automobile companies around the world. Our products include:
• Turbine Shafts
• Output Shafts
• Clutch Hub
• Sungear Shafts
• Crankshaft Sprockets
• Slip Yoke
7. Aerospace Division
• Aerospace Fasteners and Components: Precision-engineered parts designed to meet the rigorous demands of the aerospace industry.