Single-stage and two-stage high efficiency liquid ring vacuum pumps Large capacity single-stage liquid ring vacuum pumps are available from 1,500 to 39,000 CFM with vacuum capabilities up to 29†HgV. Large capacity two-stage liquid ring vacuum pumps are
Adds automatic rail converter and communication functions on the basis of intelligent sprinkler, which can automatically switch the track, unattended and automatic operation. Suitable for scientific research greenhouse and high-grade intelligent greenhous
This ASTM A53 welded steel pipe comes with top quality steel plate and strip that has been crimped and welded. Compared with ordinary product on the market, it is equipped with longer service life , which is better for long term use.
Watercolor colored pencils, as the name suggests, means the pigment in the pen core is soluble in water, so that it can produce watercolor effect in painting.