SHIMADZU齿轮泵SGP1A SHIMADZU GEAR PUMPS SGP1,SGP2 series SGP1 and SGP2 series high pressure gear pumps are an advanced version of conventional gear pumps using specialized cast iron body. They can withstand any adverse conditions of surge pressure, wide temperature and wide speed range with long life. Especially they maintains high performance during high temperature and low speed operation. Ceramic coating in SGP2 pump realizes invented step in sealing device for leakage loss