A device to obtain the sand core, pumping sand is sand pump, the whole ship running on the sand pump, pumping sand pump selection is very important, so how do we select the appropriate sand pump? The following is a brief introduction, we must first confirm the working environment according to the sand pumping sand pump material, is in the river or the sea? Are there many stones? The actual problem to determine the sand pump is made of high quality sand pump used in general can still have the abrasion resistance and corrosion resistance, and of course have to combine your funds, followed by the selection of sand pump size, this is decided by your sand pumping requirements, such as the production and output distance and under the pump depth. Choose a suitable pumping sand pump is not difficult