タイトルまたは説明

Advantages

3.3 High borosilicate glass product has known as chemical stability, high voltage,

 resistance to thermal shock and excellent processing performance characteristics.

Quality

We adopt advanced platinum molding production technology to produce 3.3 High borosilicate glass tube, capillary, bar(rod). high borosilicate 3.3 (DIN ISO***5) are recognized in the world. The production process of every 

step has strict quality control, and through ISO***1 quality authentication.

Feature:Heat-resistant,acid-resistant,alkali-resistant

Specifications

1) Diameter: 6mm to *2 mm) Length: below ***0mm/Normal ***0mm

2) MOQ: 2 MT

3) Package:****0KG/Carton

3.3 High borosilicate Glass Rod(Bar) main chemical content:

Main composition:

1) SiO2: *0*- 0.5%

2) B2O3: *3*- 0.2%

3) Al2O3: 2.4*- 0.2% 

4) Na2O(+K2O): 4.3*- 0.2%

Physical Property
1 Coefficient of mean linear thermal expansion(*0  Centigrade,**0Centigrade) 3.3**0.1 ***6K*1

2 Transformation temperature **5***5 Centigrade
3 Softening point **0***0 Centigrade
4 Working point ***0***0Centigrade

5 Density at *0 Centigrade 2.*3**0.*2 g/cm3

6 Mean thermal conductivity(*****0Centigrade)1.2 w/m2k

7 Refractive index 0.*2 1