FOB Price
Obtenir le dernier prix0.7 ~ 5 / Kilogram ( Negotiable )
|Minimum Order
Localité:
China
Prix de commande minimale:
Commande minimale:
500 Kilogram
Packaging Detail:
export carton, pallet, wooden case
Delivery Time:
within one month after receiving payments
Supplying Ability:
-
Payment Type:
T/T, L/C, Western Union
Personne àcontacter Donna
South Gongye Road, Jinan, Shandong
Borosilicate glass 3.3
1.Property: Hight resistant to chemical corrosion and temperature
change (thermal shock)
2.Application: Used for laboratory ware (test tubes, etc), domestic
cooking ware (oven dishes, etc), high-power lamps and other
technical glass wares, borosilicate glass 3.3 serves as a material
of true function and wide application
3.Chemical Composition
SiO2: *1%
B2O3: *3%
Na2O+K2O:4%
Al2O3: 2%
4.Chemical Data
Hydrolytic Resistance at *8℃ ISO***-HGB 1
Hydrolytic Resistance at **1℃ ISO***-HGA 1
Acid Resistance Class ISO****-First Class
Effects of a Boiling Aqueous Solution of Mixed Alkalis (in
accordance with ISO **5) A2 or better
5.Physical Property
According to ISO ***5 and CSN ISO ***5 standards
Physical Performance Numerical Value Unit
Coefficient of Mean Linear Thermal Expansion(ISO
***1) 3.3±0.1 ***6K*1
Transformation Temperature **5±*5 ℃
Softening Point (ISO *****6) **0±*0 ℃
Working Point (ISO *****2, ISO *****5) ***0±*0 ℃
Upper Cooling Temperature (ISO *****7) **0 ℃
Lower Cooling Temperature (ISO *****7) **0 ℃
Density at *0℃ 2.*3±0.*2 g/cm3
Thermal Conductivity (*0℃****0℃) 1.2 w/m2K
Specific heat capacity at constant pressure 0.8× **3
J×/Kg•K
Modulus of elasticity *4 × **3 MPa
Tensile strength *****0 MPa
Poisson constant 0.2
Refractive Index 0.*2
