FOB Price
Obtenir le dernier prix2 /
|Minimum Order
Localité:
beijing,chian
Prix de commande minimale:
Commande minimale:
100
Packaging Detail:
-
Delivery Time:
0
Supplying Ability:
15000000
Payment Type:
-
Personne àcontacter Frances
Beijing, Beijing
colored borosilicate glass tubing Main composition: a) SiO2: *0 ±0.5% b) B2O3: *3 ±0.2% c) Al2O3: 2.4 ±0.2% d) Na2O ( K2O): 4.3 ±0.2%Chemical properties: a) Coefficient of mean linear thermal expansion (*0/**0 °C):3.3±0.1 (***6K*1)b) Transformation temperature: **5±*5°C c) Working point: 1, **0 ±*0°C d) Softening point: **0 ±*0°C e) Density at *0°C: 2.*3g/cm²f) Hydrolytic resistance at *8°C: ISO***-HGB1g) Hydrolytic resistance at **1°C: ISO***-HGA1 h) Acid resistance class: ISO*****1 i) Alkali resistance class: ISO***-A2
