7740 pyrex glass is also resistant to acid and has high optical transmission over a wide wavelength range.
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Well know for having very low coefficient of thermal expansion 5 10 6 c at 20 c.
Pyrex clear basics 2 quart glass oblong baking dish 11 1 in.
However there are many different borosilicate glasses made with various expansion coefficients e g.
Borosilicate glass has excellent thermal shock resistance.
Pyrex and borofloat are 32 5 while 7059 is 49.
Unfortunately when corning inc.
It does not expand and contract like ordinary glass does when exposed to rapid changes in heat or cold.
Borosilicate a type of glass with main glass forming constituents silica and boron oxide.
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Because of its low coefficient of thermal expansion the material is useful in high temperature applications and is also heat shock resistant.
Pyrex glassware made for both purpose and passion has been passed down from generation to generation and for good reason.
7740 pyrex glass pyrex 7740 glass is corning s trade name borosilicate glass.
Born of innovation the iconic pyrex brand evokes some of our fondest family food memories and has had a place in our hearts and homes for over 100 years.