Nichols Portland Incorporated - NPI is a diversified US-based manufacturer of highly engineered PM, MIM, AM, machined and assembled products. Globally recognized as a best-in-class supplier of PM gerotors, specialty gerotor pump assemblies and high-temperature PM stainless steel components, we also produce a broad portfolio of specialty PM products, including high-performance gears, sprockets, vane pump components, camshaft assemblies and soft magnetic sensor wheels for all markets. NPI’s collaborative product development approach offers the advantages of our extensive manufacturing capabilities, product expertise, tailored materials, state of the art engineering tools & test labs to deliver solutions. Technical services include design, modeling & analysis; prototyping & in-house tooling; testing & validation for components & assemblies and full system integration.
Manufacturing Processes:
• Conventional PM, with pressing up to 880 tons & sintering up to 2450°F/1340°C
• Metal Injection Molding, with molding up to 110 tons & vacuum sintering up to 2650°F/1450°C
• Sinter based Metal Additive Manufacturing, including binder jetting & mold jetting
• Secondary Processes, including sizing, turning, milling, tapping, double disc grinding, fine grinding, lapping, cylindrical grinding, heat-treating, tempering, steam treating, grit blasting, vibratory tumbling, ultrasonic washing, sub-system assembly & non-destructive testing
Types of PM Parts: High-precision gerotors and vane pump components; exhaust and after-treatment flanges & bosses; high-performance gears, sprockets & pulleys; cam lobes, camshafts & cam phaser components; soft-magnetic speed sensor rings; axle hubs & flanges; compression limiters and structural inserts.
PM Materials: medium to high density (6.7g/cc – 7.4g/cc) Iron, soft-magnetic iron, ferrous alloys including copper steels, nickel steels, molybdenum & chromium steels, hybrid alloys, 300 series & 400 series stainless steels
Types of MIM & AM Parts: intricate components for firearms, medical devices, surgical tools, recreational & safety equipment, industrial security locks, musical instruments, automotive interior systems & trim, light-weight machine tool fixtures
MIM & AM Materials: Low alloy steels, including 4140, 4340, 4605, 4620 & 8620; Stainless steels, including 17-4 PH, 316L, 304L, 416 & 420; Tool Steels, including M2 & S7; Super Alloys, including Ti 6-4, Inconel 625 & 718
Industries Served: Automotive, Commercial Vehicle, Industrial, Off-Highway (including Agriculture, Construction & Mining), Small Engine, Lawn & Garden, Hardware & Power Tools, HVAC, Aerospace & Defense, Medical & Dental, Recreational Vehicle & Outdoor Sports
Certifications: IATF 16949, ISO 14001, ISO 9001, ITAR