Products

SE12008 Boiling Flask round bottom longer neck

GG-17 high polymer boron silicon glass, of the same type as American “PYREX” and Japanese “H-32” glass, possesses excellent physical and chemical properties. It is the best basic material used for instruments in the country and even in the world. Products made of such glass are excellent competitors in the world and very popular.

  • Instructions
  • Instructions
  • Instructions
\
capacity
ml
Bulb O.D.
mm
Neck O.D.
mm
Height mm pcs/ctn
50       70
100       70
150       70
250 88 25 230 70
500 109 29 280 48
1000 142 35 350 24
2000 175 45 410 12
3000 200 50 450 8
5000 235 56 500 6
10000 295 65 660 2


GG-17 high polymer boron silicon glass, of the same type as American “PYREX” and Japanese “H-32” glass, 
possesses excellent physical and chemical properties. It is the best basic material used for instruments in the country and even in the world. 
Products made of such glass are excellent competitors in the world and very popular.

 
The following are the main technical targets of GG-17 glass:
 
1.Chemical Compositions:

SiO2 B2O3 Al2O3 R2O
80.50% 12.85% 2.10% 4.40%
 
2.Coefficient of linear expansion:
3.3×10-6 (20’C~300’C)
 
3.Properties of heat-resistance and fast change:
260’C~280’C (sample 250 ml breaking)
 
4.chemical properties:

Water-resistance Alkali-resistance Acid-resistance
Grade I Grade II Grade I
 

Copyright © 2015 Sichuan Machinery Import & Export Corp 蜀ICP备10211573号
Address: Machinery Building, No. 2, Tongfu Lane, Xiyulong Str., Chengdu, Sichuan, China 610015

support:DGG