Corning Pyrex Clear Borosilicate Glass Rods
Corning Pyrex Clear Borosilicate Glass Rods have a COE of 32.5. They are compatible with Schott, Duran, and Northstar colored rods. They are NOT compatible with "soft" beadmaking rods, such as Moretti.
These clear rods are about 15" long, plus/minus 1/2".
Properties of Pyrex:
Softening Point: 1510 °F (821 °C)
Annealing Point: 1040 °F (560 °C)
Strain Point: 950 °F (510 °C)
Coefficient of Expansion: 32.5 x 10E-7 per °C
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