Industry500.com is a industry directory supplying materials to industry services, machinery & tools, factory automation, industry distributors, auctions, materials handling, safety products and more.
AZoM
Information directory for the engineering, design, and materials community including metals, ceramics, polymers, composites, and coatings. Also includes a list of suppliers and experts.
http://www.azom.com/
High technology materials for the printed circuit board industry, vinyl film systems, laminates and pressure sensitive adhesive systems; replacement band saw blades for cutting meat, fish, wood, and metal.