Borosilicate Technical Glass rod
diameter 20mm Clear Round Borosilicate Glass Rod,pyrex rod
1.3.3 borosilicate glass rod
2.Heat resistant,lead free,eco-friendly,safety
3.4mm-50mm
4.as lamp,smoking,crafts
5.20 tons/day
Main composition |
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 |
Detail specifications |
Size |
3.5-46 mm |
Length |
Regular 1220mm (Max 2500mm) |
15 kinds of Colors |
Jade white, Opaque white, Opaque black, Amber, Transparent black, Dark blue, Light blue, Green, Teal, red, Dark amber, Yellow, Pink, Purple, Clear . |
package |
Diameter>19mm:carton size:1270x270x200mm
Diameter<18mm:carton size:1270x210x150mm |
Minimum Order Quantity |
500KGS(100kgs per color per size of the stock item) |
Payment term |
Usually 50% TT for deposit and 50% TT balance are against the copy of bill of lading. |
Delivery time |
Usually within 20 days after receiving your deposit |
Port of shipment |
TIANJIN OR QINGDAO |
Supply ability |
9000tons/year |
Samples |
Samples are free. Customers should pay for the shipping freight. |
HONHAI GLASS Competitive Advantages:
1. over ten years experiences on glass manufacturing and exporting.
2. Top quality glass, exporting to more 60 countries in the world.
3. Strong export cartons, solving the problems of breakage.
4. Near to Qingdao of China main container seaports, ensuring fast delivery.
5. Full range of borosilicate3.3 glass tube supply, offering one-stop purchase.
6. Professional sales team, offering personalized and dedicated services.