Agalma Sourcing

Metal casting foundries in San Luis Potosí City, Mexico

Die casting, sand casting, and investment casting in aluminum, iron, steel, and bronze. We list 11 metal casting manufacturers in the San Luis Potosí City area. 4 have researched profiles with capabilities quoted from their own websites, and 6 are confirmed to take outside orders.

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Top 11 of 11

Researched profiles first, then by size · Updated October 15, 2026

  1. RAM

    San Luis Potosí, San Luis Potosí·101–250 employees·Contract manufacturer

    • ✓Sand casting
    • ✓Investment casting
    • ✓ISO 9001

    “Our molding line for sand castings is very flexible and versatile.”

    ramsa.com.mxTakes outside ordersProfile →
  2. Asiaway Automotive Components Mexico

    San Luis Potosí, San Luis Potosí·251+ employees·Contract manufacturer

    • ✓Die casting

    “The company is committed to using the most advanced manufacturing equipment, adhering to lean production methods, and providing customers with high-precision aluminum-zinc alloy di…”

    asiawaygroup.comTakes outside ordersProfile →
  3. Hitchiner

    San Luis Potosí, San Luis Potosí·101–250 employees·Industrial supplier

    • ✓Investment casting
    • ✓AS9100
    • ✓C-TPAT
    • ✓IATF 16949
    • ✓ISO 14001

    “as well as Hitchiner's revolutionary countergravity casting process.”

    hitchiner.comTakes outside ordersProfile →
  4. Auma SLP

    Soledad de Graciano Sánchez, San Luis Potosí·251+ employees·Industrial supplier

    • ✓Die casting

    “Focused on gravity casting processes, this unit manufactures robust and reliable aluminum parts with excellent mechanical properties.”

    bocar.comProfile →
  5. Sussek Machine de Mexico

    San Luis Potosí, San Luis Potosí·51–100 employees·Job shop

    • ~Die casting
    • ~Sand casting
    sussek.comTakes outside ordersProfile →
  6. Omega Aleaciones

    San Luis Potosí, San Luis Potosí·51–100 employees·Industrial supplier

    • ~Die casting
    • ~Sand casting
    omegaaleaciones.comTakes outside ordersProfile →
  7. Flexitech Automotive Mexico

    San Luis Potosí, San Luis Potosí·251+ employees·Job shop

    • ~Die casting
    flexitech.comTakes outside ordersProfile →
  8. Industrial BlajuNot yet researched

    San Luis Potosí, San Luis Potosí·51–100 employees·Iron and steel foundries

    • ~Sand casting
    Profile →
  9. Otscon Mexico Manufacturing

    San Luis Potosí, San Luis Potosí·101–250 employees·Industrial supplier

    • ~Die casting
    • ✓ISO 14001
    otscon.comProfile →
  10. Fagor Ederlan

    San Luis Potosí, San Luis Potosí·101–250 employees·Industrial supplier

    • ~Die casting
    fagorederlan.comProfile →
  11. Golden Friction

    San Luis Potosí, San Luis Potosí·51–100 employees·Industrial supplier

    • ~Die casting
    • ✓ISO 9001
    goldenfriction.comProfile →