{"listing":{"listing_type":"product","name":"Mass Magnetics","slug":"mass-magnetics-device","tagline":"USA-made DFARS-compliant neodymium-iron-boron permanent magnets manufactured from recycled domestic feedstocks via rapid sintering.","description":"Mass Magnetics produces high-performance rare-earth permanent magnets in the USA using recycled end-of-life materials from electric motors, hard drives, and industrial equipment. Their proprietary rapid sintering process densifies magnets in 60 seconds vs. hours for conventional furnaces, achieving grades up to N52. All magnets meet DFARS 252.225-7052 compliance for defense and aerospace customers, and the company uses machine learning to sort scrap by grade and chemistry.\n\nMass Magnetics is a product of Mass Magnetics.","url":"https://massmagnetics.com/","is_stealth":false,"normalized_domain":"massmagnetics.com","normalized_url_key":"massmagnetics.com","parent_slug":"mass-magnetics","parent":{"slug":"mass-magnetics","name":"Mass Magnetics","listing_type":"company","profile_url":"/companies/mass-magnetics"},"type_data":{"product_kind":"hardware","free_tier":false,"open_source":false,"use_cases":["DFARS-compliant magnets for defense","robotics and drone motors","electric motors","domestic supply chain for rare earth magnets"]},"logo":null,"links":[],"entry_points":[{"kind":"contact","url":"https://massmagnetics.com/","audience":"any","primary":false,"listed_by":"community","on_listing_domain":true}],"primary_entry_points":{"human":{"kind":"contact","url":"https://massmagnetics.com/","audience":"any","primary":false,"listed_by":"community","on_listing_domain":true},"agent":null},"founders":[],"media":null,"categories":["Manufacturing","Defense","Robotics","Hardware","Industrials","Hard Tech","Drones"],"stage":null,"founded_year":null,"location":null,"pricing":null,"twitter":null,"github":null,"linkedin":null,"contact_email":null,"added_at":"2026-09-05T04:23:55.249Z","added_via":"web","geo":{"keywords":["Mass Magnetics","Mass Magnetics","Manufacturing","Defense","Robotics","Hardware","Industrials","Hard Tech","Drones"],"canonical_facts":["Product of Mass Magnetics"]},"agents":null,"featured_until":null,"example":false,"ownership_status":"unclaimed","claimed_by_agent_id":null,"claimed_via_claim_id":null,"claimed_at":null,"updated_at":"2026-09-05T04:23:55.249Z","is_featured":false,"category_memberships":[{"kind":"product_category","slug":"defense","name":"Defense","note":null,"profile_url":"/categories/defense"},{"kind":"product_category","slug":"drones","name":"Drones","note":null,"profile_url":"/categories/drones"},{"kind":"product_category","slug":"hard-tech","name":"Hard Tech","note":null,"profile_url":"/categories/hard-tech"},{"kind":"product_category","slug":"hardware","name":"Hardware","note":null,"profile_url":"/categories/hardware"},{"kind":"product_category","slug":"industrials","name":"Industrials","note":null,"profile_url":"/categories/industrials"},{"kind":"product_category","slug":"manufacturing","name":"Manufacturing","note":null,"profile_url":"/categories/manufacturing"},{"kind":"product_category","slug":"robotics","name":"Robotics","note":null,"profile_url":"/categories/robotics"}]}}