borosilicate

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borosilicate

A double salt of boric and silicic acids, which is the core constituent of borosilicate glasses (e.g., Pyrex) which have a low coefficient of thermal expansion and thus resistant to thermal shock.
References in periodicals archive ?
Soda-lime glass lends itself to larger and somewhat less intricately decorated creations than borosilicate glass.
Borosilicate glass is made with the following approximate proportions of ingredients: 70% silica, 10% boric oxide, 8% sodium oxide, 8% potassium oxide, and 1% calcium oxide.
Flexible and resilient, Microlite is composed of borosilicate glass fibers that are incombustible and non-hygroscopic.
1 mm wafer of borosilicate glass onto which 250 nm of gold is evaporated.
SCHOTT Nexterion expects to ultimately become the exclusive outsource manufacturer for OptArray products in the summer of 2004, with Accelr8 using only SCHOTT's borosilicate glass for its slide).
The system features durable borosilicate glass reflectors that are more heat stable, harder and more geometrically accurate then aluminum or stainless steel.
The absorber and heat pipe are mounted in a sealed, evacuated, borosilicate glass tube, cutting heat losses via conduction and convection.
Since wetted parts are composed from chemically resistant borosilicate glass, alumina ceramic and TFE, the valve is suited for corrosive or high-purity applications.
The syringes used in our study were made of borosilicate glass, and the plungers were made of Teflon; neither of these materials reacts to most chemicals.
The Economic Outdoor WLP and WLR feature die-cast aluminum housings and door frames with heat and shock-resistant borosilicate glass lenses, durable paint finishes and meet UL 1571 requirements for wet location.
The reactor's wetted parts are constructed from glass enamelled steel, borosilicate glass and PTFE, making it ideal for the processing of highly aggressive media.
The space shuttles' exterior tiles, made to withstand the heat of re-entry into the atmosphere, are coated with borosilicate glass tinted black with silicon boride.