Search results

• The Colony (TV series)
  ...ked to prevent any openings in the wall and puts wooden board secured with metal screws to keep the front door shut. | Not having enough power for their fabrication needs, the team goes out scouting for renewable energy in the form of obtai
  29 KB (4,323 words) - 18:28, 24 June 2010
• Pan Brake
  ...ke''' is a [[metalworking]] [[machine]] that allows the bending of [[sheet metal]]. A cornice brake only allows for simple bends and creases, while a box-an ...d and rearranged to permit bending of restricted areas of a piece of sheet metal or of already partially formed pieces.
  3 KB (426 words) - 11:02, 29 August 2010
• Ceramic materials
  ...properties are significantly affected by the observed microstructure. The fabrication method and process conditions are generally indicated by the microstructure Some ceramics are [[semiconductor]]s. Most of these are [[transition metal oxides]] that are II-VI semiconductors, such as [[zinc oxide]].
  28 KB (3,876 words) - 09:08, 20 September 2010
• Designed materials
  ...l of choice for the die and tool industry. DMD has demonstrated successful fabrication of complicated shapes and dies and tools, even with H13 alloys. This proces
  3 KB (416 words) - 09:08, 20 September 2010
• Polypropylene
  ...2008, Chapter 4</ref>,<ref>J. Severn, R. L. Jones ''Handbook of Transition Metal Polymerization Catalysts'', R. Hoff, R. T. Mathers, eds, Wiley, 2010, Chapt ...lypropylene, or 'polypro' (New Zealand 'polyprops'), has been used for the fabrication of cold-weather base layers, such as long-sleeve shirts or long underwear (
  25 KB (3,657 words) - 09:10, 20 September 2010
• Polycarbonate
  ...ctrically non-conductive parts are needed, which cannot be made from sheet metal. Note that [[Poly(methyl methacrylate)|PMMA/Plexiglas]], which is similar i ...y or manufactured into other shapes using [[thermoforming]] or secondary [[fabrication]] techniques, such as bending, drilling, routing, laser cutting etc.
  20 KB (2,772 words) - 09:11, 20 September 2010
• Nanofluidic Circuitry
  ...e of silica nanotubes with an oxide as the dielectric material between the metal gate electrode and the channel. The tuning of the ionic current, therefore, This concept is an analogy to the structure of a metal-oxide semiconductor [[field-effect transistor]] (MOSFET) in electronic circ
  23 KB (3,367 words) - 09:12, 20 September 2010
• Metal foam
  ...ally 75-95% of the volume consists of void spaces. The strength of foamed metal possesses a [[power law]] relationship to its density; i.e., a 20% dense ma ...hysical properties]] of their base material. Foam made from non-flammable metal will remain non-flammable and the foam is generally recyclable back to its
  5 KB (784 words) - 09:13, 20 September 2010
• Metallurgy
  ...|Georg Agricola, author of ''De re metallica'', an important early book on metal extraction]] ...[[materials science]] that studies the physical and chemical behavior of [[metal]]lic [[Chemical element|elements]], their [[intermetallics|intermetallic co
  14 KB (1,922 words) - 09:13, 20 September 2010
• Refractory metals
  ...points make [[powder metallurgy]] the method of choice for [[fabrication (metal)|fabricating]] components from these metals. Some of their applications inc ...ast1 = Borisenko | first1 = V. A. | journal = Soviet Powder Metallurgy and Metal Ceramics | volume = 1 | pages = 182}}</ref><ref name="Habishi">{{cite journ
  25 KB (3,519 words) - 09:13, 20 September 2010
• Building insulation materials
  * Metal roofs; e.g., aluminum or copper. ...ed with cloth or canvas, usually held in place around pipes and ducts with metal straps. Things that typically might contain asbestos:
  49 KB (7,250 words) - 09:14, 20 September 2010
• Insulated glazing
  ...oating applied to its surface. This film is typically made of polyester or metal, and may give the window a reflective appearance or a [[one-way mirror]] ef [[Low-emissivity]] (Low-E) glass has a thin coating, often of metal, on the glass within its airspace that reflects [[thermal radiation]] or in
  28 KB (4,352 words) - 09:14, 20 September 2010
• Aggregate (composite)
  ...n have an overwhelming effect, but can be difficult to control and assess. Fabrication aside, aggregate materials themselves also tend to be less expensive; the m ...plastic]] (i.e., [[Nylon]] mixed with powdered [[glass]]), although most [[metal matrix composites]] also benefit from this effect. In this case, the correc
  8 KB (1,163 words) - 09:15, 20 September 2010
• Polyphenyl ether
  ...he [[Ullmann condensation|Ullmann Ether Synthesis]]: reaction of an alkali-metal phenate with a halogenated benzene catalyzed by copper.<ref>"The Ullmann Et ...have high surface tension; hence these fluids have a lower tendency to wet metal surfaces. The surface tension of the commercially available 5R4E is 49.9 d
  18 KB (2,654 words) - 09:18, 20 September 2010
• Cold formed steel
  ...tructural members are shapes commonly manufactured from steel plate, sheet metal or strip material. The manufacturing process involves forming the material ...mechanical properties of the material by virtue of the cold working of the metal. When a steel section is cold-formed from flat sheet or strip the yield str
  30 KB (4,082 words) - 09:21, 20 September 2010
• Stainless steel
  ...nts further surface corrosion and blocks corrosion from spreading into the metal's internal structure. ...less Steel Corporation, with headquarters in Pittsburgh, Pennsylvania. The metal was later marketed under the "''Staybrite''" brand by [[Vickers|Firth Vicke
  26 KB (3,618 words) - 09:21, 20 September 2010
• List of building materials
  | [[Metal]]s * Metal [[joist]], [[decking]], [[framing (construction)|framing]], [[truss]]es
  5 KB (616 words) - 09:21, 20 September 2010
• Wood shingle
  Shingle fabrication was revolutionized in the early 19th century by steam-powered saw mills. Sh ...wer examples of wooden shingle roofs. Some western "boom" towns used sheet metal because it was light and easily shipped. Slate, terneplate, and clay tile w
  5 KB (733 words) - 09:21, 20 September 2010
• Structural insulated panel
  ...sandwiched between two layers of structural board. The board can be sheet metal, plywood, cement or [[oriented strand board]] (OSB) and the foam either exp ...gn of SIPs.<ref>APA. Plywood Design Specification Supplement 4: Design and Fabrication of Plywood Sandwich Panels. Document U814-H. March 1990.</ref> This documen
  11 KB (1,663 words) - 09:21, 20 September 2010
• Strut channel
  ...nts such as air conditioning or ventilation systems. Strut is formed from metal sheet, folded over into an open channel shape with inwards-curving lips to ...ed. The only alternative to strut channel for most applications is custom fabrication using steel bar stock and other commodity components, requiring welding and
  6 KB (861 words) - 09:21, 20 September 2010

View (previous 20 | next 20) (20 | 50 | 100 | 250 | 500)