Erdman Machine Co

Erdman Machine Co. is a precision machining and tooling shop in Whitehall, Michigan. It focuses on EDM and CBN grinding of super alloy materials. The site says its markets are aerospace, automotive and medical.

Machining services include conventional sinker EDM, 3 axis CNC EDM, 5 axis small hole EDM, 4 axis wire EDM and EDM threading. Milling covers titanium, graphite, Inconel and other super alloys, along with stainless steel and electrode machining. Turning covers CNC turning, rotors, special threads and hard to machine materials.

Grinding services include CNC, OD, surface, form and thread grinding. The site also lists low stress grinding of mechanical test bars, along with layout work and nonconventional machining.

Tooling work includes machining fixtures, mold work, maintenance and repair of existing tooling, and tooling and fixture engineering. The company builds custom equipment to a client's specifications and can run it in production.

The site says the company holds AS9100 Rev D and ISO 9001:2015 certification. It lists Pratt and Whitney, Rolls-Royce and GE Aviation approvals. Inspection services include first article inspection, production CMM and vision, and optical comparator inspection.

The company's address is 8529 N. Silver Creek Road, Whitehall, MI 49461. The phone number is (231) 894-1010 and the fax number is (231) 893-8020. The site lists separate contacts for sales, accounting, production control, engineering and quality control.