Materials And Society
Survey of materials in the evolution of humans, from prehistory through the bronze and iron ages, medieval and classical civilizations, to modern chemistry and structure based scientific materials technologies. A publication of the National Academies.

MatWeb Material Property Database
Physical, mechanical, electrical and thermal properties of polymers/plastics, metals, ceramics and other engineering materials. Links to data sheets including information such as dielectric constant, Poisson's ratio, glass transition temperature, dissipation factor, Vicat softening point, etc.

Engineering Properties Of Some Common Materials
Properties of various gasses, liquids and solids; density, heat of vaporization, elastic modulus, heat transfer coefficient, electrical resistivity, kinematic viscosity, heat capacity, poisson's ratio, heat of combustion, thermal conductivity, heat of fusion, thermal expansion coefficient and viscosity.

Ryerson Tull
Suppliers of stainless steel, aluminum, steel, copper alloys and industrial plastics, in coils, sheet, plate, bars, structural shapes, pipe and tubing. Processing & fabricating, flame plasma & laser cutting, precision grinding, fabricating & machining, formed sections and rolled rings.

McNichols, Perforated Metal Products
Perforated Metal, Expanded Metal, Wire Cloth, Screens, etc.

Stainless Plate Products, Inc.
Stainless steel rings, discs, standard and specialty plate flanges, machined products and plasma cut plate.

International Organization on Shape Memory and Superelastic Technologies (SMST)
Dedicated to disseminating technical education on materials which exhibit shape memory and superelastic properties (Nitinol alloys).

Nitinol Devices & Components (NDC)
Manufacturer of Nitinol superelastic and shape memory materials, stock items as well as custom shapes and sizes.

SCHOTT Glass
Manufacturer and distributor of special glass and glass-related systems. A very large company based in Germany. See the glass FAQ: How is glass produced? What are the main components of glass? When was glass first produced? How is glass coated?

S. I. HOWARD GLASS
“Serving the flat glass needs for the instrument-makers of the world” surface grinding and polishing, scribe and break, machine edging, high vacuum coatings, drilling, laminating, heat strengthening, sandblasting and frosting, distributor for Schott Corporation.

Newport Glass Works
Prototype and production glass fabricator; sawing, edging, shaping, machining, precision polishing, tempering, core drilling, sand blasting, blanchard grinding, annealing, thin-film coating, custom molded parts and more. See their how-to on grinding & polishing telescope mirrors, part 1 & part 2.

Macalaster Bicknell Company - Pyrex glass tubing, rod and blanks, Glassblower Equipment & Supplies

Alkemi - Recycled Solid Surface Material
Composite material composed of 60% post-industrial scrap aluminum and polymeric resins. Available in ½" and ¾" thicknesses and standard sheet sizes of 36" × 120" and 36" × 96" as well as custom sizes.

Wood in Our Future
Environmental Implications of Wood as a Raw Material for Industrial Use, Life-Cycle Analysis. On line book, full text html version, National Academy Press.

Compwood
Precompressed Hardwood for easy bending, even in the cold condition. Finished components may be bent in more than one plane and in small radii of curve.

Jelinek Cork
A variety of Cork Products

Manton Cork
Standard and custom-made industrial & consumer cork products.

The Cork Store
OnLine shopping for cork products...check out the cork fabric

Wicanders, Cork flooring
Manufacturer of a range of cork flooring. Quite, durable, warm, comfortable to walk & stand on.

CorkMasters
Information and resources from APCOR - the Portuguese Cork Association (Associação Portuguesa de Cortiça).

Regal Plastics
full line distributer of Plastic, Sheet, Rod, Tube Film and Sign & Graphics Products

CYRO Industries
One of the largest producers of acrylic, polycarbonate and specialty sheet in North America. Check out their searchable database of technical information on how to work with these materials.

San Diego Plastics
distributor of plastic sheet, rod, tube & film. Can also supply formed, machined, or fabricated parts to your specifications.

TAP Plastics
fiberglass, plastic and related products, custom fabrication.

Outwater Plastics
Extrusions, Display/Fixture Hardware, Furniture Hardware, Casters, Sheets, Lighting

SCRAP - Scroungers Center For Reusable Art Parts
a creative reuse center, store and workshop space founded in 1976 in San Francisco, California. Donations of re-usable materials such as textiles, paper, jewelry findings, wood, buttons and plastics are collected from businesses, institutions and individuals and distributed to art and educational groups. See here how to start your own SCRAP.