Northstar® borosilicate colored glass rods, frits and powders are compatible with all other brands of borosilicate glass. Frit is granulated glass. Powder is very fine frit.

Rod diameters range from 5 to 7 mm. Length: 15" to 20"

COE: 33.2 +/- 2.0
Recommended Annealing Point: 565ºC - 1050ºF.
Maximum Annealing Point: 600ºC -1112ºF
Strain Point: 840º F
Softening Point: 1200º F
Working Temperature: 1700º F
Striking Temperature Range: 1150ºF to 1200ºF

Borosilicate murrini is available in both chips and cane.
Call for available designs.
1(800) 899-0689
$1.00 to $4.00 per gram.

Northstar User's Manual in Adobe Acrobat - 212K