... -high-head of gravel pumpSTRUCTURAL CHARACTERISTICS; A horizontal, single-shell structure pump, flow components hardware nickel, chromium high abrasion ... mechanical seal, adapt to different conditions require.Pump and drive straight for the choice of the drive, V-belt drive, ... APPLICATION;1.Absorb the sand in the river, lake and sea.2.Absorb the silt and sand in the river, lake, sea, reservoir, pound, ...