Leaders in the Manufacturing of Fasteners and Fastening Elements
50 YEARS BACKING US AS SUPPLIERS FOR THE LARGEST MINING PROJECTS.
Why Trust Us?
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Over 50 years as suppliers for major mining projects.
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Triple ISO certification: ISO 9001 Quality, ISO 14001 Environmental, ISO 45001 OHS.
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Manufacturing under current international standards (ASTM, DIN, ISO, SAE, and ASME).
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Modern and fully equipped laboratory for demanding quality controls.
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Certified and accredited by: INCOTEC, ACHILLES REGIC, IQNET, INACAL.
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We manufacture special bolts according to client specifications.
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We provide technical advice tailored to each project.
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USE ROLLED-THREAD MILL BOLT
- Incremente el tiempo de operación del Molino
- Minimice los cortes para el cambio de pernos
- Evite interrumpir la molienda por rupturas de pernos
- Mayor producción y rentabilidad
PRODUCTS
- MILL KIT (Mill bolt, washer (cup and rubber), stop nut).
- Flat and angular splice bars, splice bolts.
- Lag screws, rail spikes, rail clips.
- Shear head and square head bolts.
- Bolts ASTM F3125 (A325, A490), ASTM A193 (B7, B8, and B8M).
- Studs A193 (B7, B8, B8M) C-1 and C-2.
- Nuts ASTM A194 (2H, 8, and 8M).
- Washers (Flat, Beveled, DTI, Cup, Nitrile).
- Anchor bolts (straight type, L type, and J type).
- Bolts ASTM A307 GR B and nuts ASTM A563 GR A.
Our products are manufactured under current international standards (ASTM, DIN, ISO, SAE, and ASME).
Need Help?
If you would like to place an order, need technical advice for your project, or wish to carry out a quality test in our laboratory, contact our experts at any time.
GUARANTEED QUALITY
Triple ISO Certification
Quality Laboratory
International Standards
The manufacturing of our products is governed by International Technical Standards ASTM, ASME, SAE, ISO, and DIN.
Do you want to test the quality of our products?
THIS IS YOUR OPPORTUNITY TO IMPROVE MINE PERFORMANCE.
Our M48 MILL BOLT with ROLLED THREAD offers greater resistance (to tension, fatigue, and shear) than other conventional thread bolts.
This translates into:
✔ Increased operating time of the mill.
✔ Reduced downtime for bolt replacement.
✔ Avoiding grinding interruptions due to bolt failures.
✔ Higher production and profitability.
If you still have doubts about the quality of our mill bolts, don’t worry. Request a test with our specialists and see for yourself.
At MODEPSA, we guarantee the proper and optimal performance of our products.





