material: high borosilicate glass 3.3
size:6-42mm
color: clear
Acid resistance: ISO1776-1
Alkali resistance:ISO695-A2

 

 

 

Regular

1.diameter of our glass rod is 6-42mm, we can customize the unconventional specifications according to the customers’ demand

High borosilicate glass is a kind of material with high temperature resistanceUnder the condition of 20-300°C, coefficient of mean linear expansion is 3.3±0.1(10-6K-1)The color is clearpacking details: carton, we also pack the goods as the customer’s requirements.

3.3 Borosilicate Glass Rod(Bar)

Packaging Detail: 15-20KG/Carton

Delivery Detail Within 20 days after receive T/T or L/C

Specifications

Diameter: 6-42 mmLength: Below 2500mm;Top: fire polished or cut neat ,Heat resistant

 

Glass Rod(Bar) Introduction

3.3 high borosilicate glass performance and usage introduction

Raw material we imported from Europe 

 

3.3 High borosilicate glass is one kind of special glass which has first class level of hydrolysis resistance performance, widely used in laboratory and chemical plants, in recent years in the solar heating device on the application have developed rapidly.

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 production technology to produce 3.3 High borosilicate glass tube, capillary, bar(rod). high borosilicate 3.3 (DIN ISO3585) are recognized in the world. The production process of every step has strict quality control, and through ISO9001 quality authentication.

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

Specifications

3.3 High borosilicate Glass Rod(Bar)

1) Diameter: 6mm to 42 mm) Length: below 2500mm/Normal 1200mm

2) MOQ: 2 MT

3) Package:15-20KG/Carton

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

Main composition:

1) SiO2: 80+- 0.5%

2) B2O3: 13+- 0.2%

3) Al2O3: 2.4+- 0.2% 

4) Na2O(+K2O): 4.3+- 0.2%

 

3.3 Borosilicate Glass Rod(Bar)

Physical Property

No. Physical performance Numerical Value Unit

1 Coefficient of mean linear thermal expansion(20  Centigrade,300Centigrade) 3.3+-0.1 10-6K-1

2 Transformation temperature 525+-15 Centigrade3 Softening point 820+-10 Centigrade

4 Working point 1260+-20Centigrade

5 Density at 20 Centigrade 2.23+-0.02 g/cm3

6 Mean thermal conductivity(20-100Centigrade)1.2 w/m2k

7 Refractive index 0.92 1

Application:Suit for super quality architectural lamps,Decorative glass