Glass Type: Soda lime
Description
SCHOTT B 270® is a crown type Soda lime glass which is fabricated in a drawn process. SCHOTT B 270® is extremely clear and colorless, and has good transmission value into the infrared range. SGP can CNC mill, cut, drill, lap, and polish this material in many shapes, sizes, and surface finishes.
| Thermal Properties | Mechanical Properties | ||||||
|---|---|---|---|---|---|---|---|
| Thermal Coefficient of Expansion | (0/300°C): 95X10 -7/°C | Density | 2.55 g/cm3 | ||||
| Annealing Point | 541°C /1006 °F | Knoop Hardness | 542 | ||||
| Softening Point | 724°C/ 1335 °F | Young’s Modulus | E=71.5kN/mm2 | ||||
| Strain Point | 511°C/ 952 °F | Poisson’s Ratio | .219 | ||||
| Chemical Properties | Electrical Properties | ||||||
|---|---|---|---|---|---|---|---|
| Hydrolytic Resistance | class 3 | Dielectric Constant | E=7 | ||||
| Acid Resistance | class 2 | Resistivity | N/A | ||||
| Alkali Resistance | class 2 | Dielectric Strength | N/A | ||||
| Optical Properties | |||
|---|---|---|---|
| Refractive Index | 1.5230 | ||
