Liner Bolt Manufacturer
Our Liner Bolts are specially engineered for heavy-duty industrial environments where wear resistance and secure fastening are critical. Fasteners India is a professional Liner Bolts manufacturer based in Kolkata, delivering high-strength fastening solutions across West Bengal, Odisha, Assam, Chhattisgarh, Jharkhand, Bihar, Maharashtra, Telangana, Delhi, Meghalaya, Tamil Nadu, Uttar Pradesh & Karnataka.
Manufacturing Infrastructure & Capability
Fasteners India operates a fully equipped production facility with hot and cold forging units, CNC machining centers, controlled heat treatment systems, and advanced inspection tools. Every Liner Bolt is manufactured under strict quality control to ensure durability, precision, and consistent performance.
What Are Liner Bolts?
Liner bolts are heavy-duty fasteners used primarily in mills, crushers, and material handling equipment to secure liners and wear plates. They are designed to withstand extreme impact, vibration, and abrasion.
Key Functional Advantages:
- High tensile and shear strength
- Resistance to wear and impact
- Secure locking under vibration
- Long service life in harsh environments
- Reliable performance under heavy loads
Liner Bolt Types We Manufacture
Fasteners India manufactures and supplies:
- Round head liner bolts
- Oval head liner bolts
- Countersunk liner bolts
- Square head liner bolts
- Custom liner bolts as per drawings and samples
Materials & Strength Grades
Our liner bolts are manufactured using:
- Carbon Steel
- Alloy Steel
- Heat-treated steel
- Stainless Steel (for corrosion-resistant applications)
Available grades:
- 8, 10.9, 12.9
End-to-End Manufacturing Process
- Selection of certified raw materials
- Forging of bolt heads and shanks
- Precision machining and thread rolling
- Heat treatment for required strength
- Surface finishing and protective coatings
- Dimensional inspection and mechanical testing
- Final packaging and dispatch
Technical Specification Chart
Bolt Size | Head Type | Thread Type | Length Range | Grade | Finish |
M10 | Oval / Round | Metric | 30 – 150 mm | 8.8 | Black, Zinc plated |
M12 | Oval / Countersunk | Metric | 40 – 200 mm | 8.8, 10.9 | Black, Phosphated |
M16 | Round / Square | Metric | 50 – 250 mm | 10.9 | Black, Phosphated |
M20 | Oval / Round | Metric | 60 – 300 mm | 10.9, 12.9 | Black, Zinc plated |
M24 | Oval / Countersunk | Metric | 70 – 350 mm | 12.9 | Black, Phosphated |
(Custom sizes, head styles, and coatings available on request.)
Typical Application Areas
- Cement and mining mills
- Crushers and pulverizers
- Material handling equipment
- Power plants and heavy machinery
- Steel plants and industrial processing units
Why Choose Fasteners India for Liner Bolts?
- In-house heavy-duty bolt manufacturing
- Strict quality control and testing
- Competitive factory pricing
- Bulk production and project supply
- Custom designs and packaging
- Timely delivery across Eastern and Central India
Supply Coverage
Fasteners India supplies liner bolts across:
West Bengal, Odisha, Assam, Chhattisgarh, Jharkhand, Bihar, Maharashtra, Telangana, Delhi, Meghalaya, Tamil Nadu, Uttar Pradesh & Karnataka.
Contact Fasteners India Today
For reliable Liner Bolts manufacturing in Kolkata, contact Fasteners India today for quotations, samples, and technical support.