Products
Laboratory Glassware
Stopcocks, valve and keys - 3 - way stopcock, complette with glass key, T - bore
Ground glass stopcocks have a glass or PTFE plug with a hole or holes through it, allowing closure or opening with a half turn of the plug. Ground glass stopcocks require stopcock grease to lubricate and seal the plug and shell.
We offer sizes 12,5 mm, 14,5 mm and 18,8 mm. Glass or PTFE plugs. Many designs as straigt stopcocks, 2-way, 3-way, Y-bore and shapes with SJ or hose connections parts. For production we use Simax borosilicate glass tubes. We allways check glass quality, dimensions and optical clarity. All stopcocks are tested to be leaking free.
| Catalog number | – |
| ISO | – |
| DIN | 12540-1 |
| Code |
SJ |
Type diameter (mm) |
Boring (mm) |
Drawing |
Packing (pcs) |
|---|---|---|---|---|---|
| 632 441 357 100 | 12.5 | tube 8/1.5 | 2.5 | 2851 | 1 |
| 632 441 357 200 | 14.5 | tube 9/1.5 | 2.5 | 2852 | 1 |
| 632 441 357 400 | 18.8 | tube 10/1.5 | 4.0 | 6134 | 1 |
Notice:
Borosilicate glass
