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Aperam Alloys Imphy

MaterialsImphy, Nievre, FranceFounded 2001· One of 970 Materials companies tracked by AMPulse

French specialty alloys manufacturing site of Aperam SA producing nickel-cobalt alloys, INVAR, and high-performance welding wires and powders for additive manufacturing, aerospace, energy, and precision engineering applications.

CEO / Founder
Frédéric Mattei
Team Size
201-500
Stage
Active
Key Investors
Listed on Euronext Brussels (APAM); institutional shareholders of Aperam SA; Mittal family (major shareholders)

Technology & Products

Key Products

Nickel-cobalt alloy powders and wires for AM (LPBF, DED); INVAR 36 (Fe-Ni 36% for low thermal expansion, cryogenic and aerospace AM tooling); PERMIMPHY (soft magnetic alloys); PHYTIME (Fe-Ni for CVT systems); High-purity welding wires; Specific stainless steels; Custom alloy development through Pierre Chevenard Research Centre (CPRPC)

Technological Advantage

Dedicated Pierre Chevenard Research Centre (CPRPC) on-site for alloy development and AM-specific material qualification; 120+ years of nickel-cobalt alloy metallurgy expertise; proprietary INVAR and PERMIMPHY alloy families with established aerospace qualification histories; integration within Aperam SA global supply chain and quality management system; numerical modeling capabilities for custom alloy development

Differentiation

Value Proposition

Provides 120+ years of nickel-cobalt alloy expertise in AM-ready powder and wire formats — delivering certified INVAR, Permalloy, Kovar, and specialty Fe-Ni alloys engineered for dimensional stability and performance in aerospace, cryogenic, and precision additive manufacturing applications.

How They Differentiate

Unique INVAR and low-CTE specialty alloy portfolio in AM-ready powder form not available from mainstream AM powder producers; 120+ years of alloy development heritage enabling custom formulation for extreme environments; on-site research centre bridges alloy design to AM process qualification; European-origin certified supply chain critical for aerospace procurement

Market & Competition

Target Customers

Aerospace and defense manufacturers (Tier 1 and OEMs) requiring certified specialty alloy powders for LPBF/DED; cryogenic equipment makers; precision tooling companies using AM for low-CTE tooling; energy sector manufacturers; automotive precision component makers

Industry Verticals

Aerospace & Defense; Energy (nuclear, cryogenic); Automotive; Precision Manufacturing; Electronics; Additive Manufacturing (LPBF, DED)

Competitors

Greycon, ATI, Outokumpu

Growth & Milestones

Growth Metrics

Estimated Imphy revenue: €200-300M (2024 figures from company reports)

Major Milestones

Founded ~1902 in Imphy; 120+ years of specialty alloy production; established Pierre Chevenard Research Centre for R&D; parent Aperam SA listed on Euronext Brussels; expanded into AM powder and welding wire formats for LPBF and DED; developed INVAR 36 in AM-ready powder grade; Aperam acquired Universal Stainless strengthening specialty steel portfolio

Notable Customers

Automotive, household appliances, energy, and electrical industries worldwide