Article - 29 May 2001
Invar has the lowest thermal expansion of any known metal or alloy from room temperature up to 230?C. Special low expansion and sealing alloy grades are available. Applications include thermostats,...
Article - 24 May 2001
Sealing of joints is vital when liquids and gases are to be contained or excluded. Solid gaskets, paper, rubber, rubber/cork, reinforced rubber and conductive seals are described.
Article - 18 May 2001
TiB2 is an extremely hard material with an extremely high melting point. These properties lend it to uses as ballistic armour, cathodes in Hall-Heroult cells for aluminium smelting as well as seals...
Article - 11 Apr 2001
Sialons are a family of ceramics consisting of silicon, aluminium, oxygen and nitrogen with applications in the automotive and matallurgical fields.
Article - 16 Mar 2001
This article provides an introduction into the area of adhesives. It covers areas such as background, terminology, why adhesives are used, advantages and limitations and where they will be used in the...
Article - 9 Mar 2001
This novel family of materials is quite new and hence applications are relatively limited. This article describes a number of potential applications for auxetic materials including biomedical,...
Article - 6 Mar 2001
Excellent wear resistance, thermal shock resistance and high temperature properties make reaction bonded silicon carbide a logical choice for kiln and furnace furniture, wear and thrust bearings,...
Article - 26 Feb 2001
Carbon is often used in mechanical seals for its self lubricating properties. Other beneficial properties include chemical resistance and moderately high operating temperatures.
Article - 6 Feb 2001
Aluminium Oxide (Al2O3) or alumina is one of the most versatile of refractory ceramic oxides and finds use in a wide range of applications.