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High quality glass bell jars with a glass knob at the top. Ground flange to allow an excellent seal to vacuum pump plates. Safe at high pressures.
High form with knob and finely ground flange Corning 6885 Made from specially selected mold-blown blanks Bottom flange has a finely ground finish to assure tight sealing with ground glass plates Dimensions (ID x OD): 1577J18 Jar: 5 1/8” x 5 1/2”; 1577J33 Jar: 6 1/8” x 6 1/2”;...
For use with bell jars up to 9" in diameter Plate is nickel-plated steel, 1 1/2" thick, ground flat to seal Has 1/4" hose connector; vacuum release valve and rubber sealing gaskets
Nalge 5305 series Transparent, cylindrical polyetherimide jar inverted on white polycarbonate base plate that has removable tubing adapter for connection to 1/4-inch i.d. vacuum tubing Vacuum rating 29 inches Hg @ 25°C Jar has amber cast and seals against Neoprene gasket in base Molded circular...
Nalge 5305 series Transparent polyetherimide with amber cast As furnished with 1577T14 and 1577T18 Bell Jars. Replacement gaskets are available.
White polycarbonate Plate is 13 1/2” x 1” thick, with three concentric Neoprene gaskets, 8”, 11 1/8” and 9” o.d. Gaskets lie in channels separated by concentric ridges which serve to center and to brace rim of bell jar.
These specially blown, sturdy, approximately PYREX® round bottom bell jars have a fine ground finish at the open end. The jar is supplied without a bottom rim flange. The flat ground bearing surface has a contact area equal to the wall thickness at the open end of the jar.
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