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Hand Operating Pressure Pump 1.Product Purpose: The Y070 model Hand Operating Pressure Pump is a kind of liquid type Hand Operating Pressure Pump . Used for measure pressure ( differential pressure ) transmitter, precise pressure gauge,general gauge and other instrument to provide the pressure source. 2.Product Features: --handgrip type , easy pressure. --Using food grade stainless steel.Military sealing technology. --For field and laboratory verification pressure equipment, to provide pressure source, and with wide range of fine-tuning. --High accuracy ; easy operating ; convenient maintenance; no leak. 3.Technique Data: --Range: 0 70Mpa Stability: superior 0.05%F.S --Working Medium: transformer oil --Size: 290mm×83mm Weight: 0.8Kg. We put super quality and service on the first place, Competitive price is also our advantage which make our products cover many countries in the world 4.About Factory: XI YI GROUP CO. LTD ( Xi'an Instrument Factory): Establishing: 1954 Building:1957 Putting into production: 1960 Total capital: 335 million CNY Number of staff and worker: 2898 Occupied Area: 340,000M2 Other : XiYi prossesses of a technical center of provincial level ; national pressure test center; industrial automation instrument research institute, two join ventures and 20 subsidiaries. PLURALIZED BUSINESS SCOPES: The design, manufacture , sales, installation, debugging and maintenance service of industrial automatic instrumentation, contril system , industrial automation , building automation, office automation, environment - protection, complete sets of equipment, mechanical and electronic products, etc.