Pyrex colored borosilicate glass rod
Product Description
Main composition for Pyrex colored borosilicate glass rod: SiO2 | B2O3 | Al2O3 | Na2O+K2O |
80±0.5% | 13±0.2% | 2.4±0.2% | 4.3±0.2% |
Physical and chemical properties:
- Coefficient of mean linear themal expansion(20°C/300°C) 3.3±0.1(10–6K–1)
- Softening point 820±10°C
- Melting point 1260±20°C
- Transformation temperature 525±15°C
- Hydrolytic resistance at 98°C ISO719-HGB1
- Hydrolytic resistance at 121°C ISO720-HGA1
- Acid resistance class ISO1776-1
- Alkali resistance class ISO695-A2
Product details:
Regular diameter of pyrex borosilicate glass rod :4-42mm, regular length:1200mm;
Regular colores : Jade white; opaque white;opaque black;transparent black; Blue(A;B;C;D;E;EE);
teal,green;light green; red;amber;yellow;gold champagne; Cognac; pink; milky pink;purple,milky purple; clear;