810 Miniature Magdeburg Hemisphere
This is a fine quality but less expensive version of the popular vacuum demonstration apparatus. Air is forced from the disks after being placed face to face. The disks are then very difficult to pull apart, showing the strength of air pressure. 2.5” in diameter. Instructions provide.
We have 70 skillful operators, 5 machine mechanics and 31 quality inspectors, total annual output capacity in design can reach 130 millions sets.
Earth & Space Science
Our team has been and will continue to be committed to science education industry to provide quality products at competitive prices and good services to our clients all over the world.