Colored Borosilicate Glass Rod is used in glass art and glassblowing. It has better resistance to high heat and sudden temperature changes than ordinary glass.
- Coefficient of thermal expansion: 3.3
- Softening point: 820 ±10°C
- Melting point: 1620 ±20°C
- Length: Approximately 30 cm
- Diameter: 7 - 8 mm