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ExOne   
3D打印公司ExOne正式成立于2005年。前身是美國一家歷史超過40年的非傳統機械流程和自動化系統精密儀器開發供應商(ExtrudeHone)的一個部門。現在的ExOne已經發展成以3D打印和激光微細加工技術為核心，以3D打印機、打印產品以及激光微細加工器械的制造和銷售為主，以針對有需求顧客的前期設計和鑄造、售后培訓和技術支持以及零部件和消耗材料的供應為輔的特色產品鏈。ExOne的產品所適用的常規打印材料包括硅砂、陶瓷、不銹鋼、銅和玻璃，也包括一些別的不同層次工業用材料的打印許可，如鈦、碳化鎢、鋁和鎂等等。

ExOne is a global provider of 3D printing machines and printed products to industrial customers. ExOne's business primarily consists of manufacturing and selling 3D printing machines and printing products to specification for its customers using its in‐house 3D printing machines. ExOne offers pre‐production collaboration and prints products through Production Service Centers, which are located in the United States, Germany and Japan.  ExOne builds 3D printing machines at its facilities in the United States and Germany.  ExOne also supplies the associated products, including consumables and replacement parts, and services, including training and technical support, necessary for purchasers of its machines to print products.