High Precision Low Deformation High Density High Pressure Resistance Complex Inner Cavity Smooth Surface Hydraulic Casting-High Pressure Piston Pump Casting

High Precision Low Deformation High Density High Pressure Resistance Complex Inner Cavity Smooth Surface Hydraulic Casting-High Pressure Piston Pump Casting

The organization is the technological center and producing base of higher-finish hydraulic castings in China.It makes substantial-good quality castings ranging from 1kg to 500kg,this sort of as HT and QT.The casting has compact and uniform framework,outstanding mechanical qualities,substantial dimensional accuracy,steady quality and easy appearancethe moulding process is moist sand and resin sandthe core-creating method is chilly main,scorching core and manual resin sand.

Introduction of two internationally advanced entirely automated static pressure molding strains (sand box measurements are 600×500×200/a hundred and fifty and 900×700×300/250, respectively), with different varieties of chilly and scorching computerized main shooters, several sets of speedy smelting medium frequency electric furnace and successful casting cleansing and polishing gear.

With controllable ambiance creation line, pre-vacuum nitriding furnace, nicely furnace, medium frequency quenching machine equipment and other domestic advanced tools, can achieve all sorts of areas normalizing, annealing, modulation, quenching, carburizing, gas nitriding, phosphating creation.

Piston pump collection castings primarily contain:complete range of quantitative piston pumps,entire selection of variable displacement piston pumps,swashplate shut piston pumps,swashplate open up plunger pumps.

Complex Attribute
01.Withstand voltage up to 45MPa
02.Higher dimensional accuracy, up to CT8
03.Complicated framework, uneven wall thickness
04.Substantial surface high quality, no casting problems

Software Spot
Widely utilized in the processing and producing of numerous sorts of large stress piston pumps, quantitative piston pumps, variable displacement piston pumps, open up plunger pumps, shut piston pumps and other merchandise.


Company Introduction

The organization integrates investigation and advancement and manufacturing of substantial-stop hydraulic solution, and is a single of the largest and competitive producing enterprises for large-stop hydraulic merchandise in China. The business is regarded “high-tech company”by the point out. It has an business technologies centre licensed by the condition. The yearly manufacturing capability reaches 3 million hydraulic factors, 40,000 sets hydraulic systems and twenty,000 tons of hydraulic castings. The goods are widely utilised in construction machinery, iron and steel, metallurgy, hydraulics, environmental safety, offshore engineering, higher-speed rail, wind electricity, new vitality, etc., and have concluded a amount of countrywide essential tasks, the merchandise are exported to CZPTe, CZPTica, Asia and Africa. The business continues to bolster the innovation drive, items and technology carry on to expand to higher-finish production.


The company consists of 4 branches: CZPT Pump Department, CZPT Valve Branch, CZPT Technique Department and Casting Branch, there are three subsidiaries of R&D and producing in HangZhou, HangZhou, HangZhou and ZheJiang . They generates 3 million models of hydraulic factors, 40 thousand sets of hydraulic system equipment, 35 thousand tons of hydraulic castings annually, which includes large-force piston pump, vane pump,equipment pump, hydraulic valve, motor, hydraulic cylinder, hydraulic method and castings. They mainly employed in engineering machinery, agricultural machinery, transportation (locomotives, rail transit, ships), petroleum equipment, metallurgical metal, coal mines, marine engineering, aerospace, drinking water conservancy and energy, machine instrument market, chemical gear and other fields. The organization has provided items for nationwide key initiatives such as the 3 Gorges Venture, the South-to-North H2o Transfer Project, the localization of metallurgical slab constant casting and rolling generation line and so on.

Item packaging



Our Positive aspects


The firm is a condition-regarded large-tech organization, with point out-recognized hydraulic business enterprise technological innovation middle,and has recognized a put up-doctoral investigation station with powerful independent technology research and solution development capabilities. The company has 239 excellent professionals in development and standard technology, approach innovation analysis of item , like more than sixty senior complex titles. The technology heart has established an open up procedure manner, paying attention to the organic and natural mixture of manufacturing, education and learning and study, and has set up exchanges and cooperation relations with far more than 20 universities, faculties and institutes, such as Xihu (West Lake) Dis.a University, ZheJiang Aerospace University, HangZhou University of CZPT, ZheJiang CZPT of CZPT, ZheJiang CZPT of CZPT CZPTry, and so on., and carry on to keep management in designing of large-finish hydraulic solution and controlling of hydraulic-electro-mechanical and other technical fields. The firm participated in formulating 21 nationwide and industrial item CZPTs, and attained 24 invention and useful patents, and received sixty six technologies progress awards and fantastic new item awards.


Why Decide on Us

The firm has recognized a total high quality administration program, with the certification of informatization and industrialization “two-oriented built-in administration method”, and comprehensively implemented refined administration to continually increase merchandise top quality and financial benefits. 


The company has recognized a nationwide advertising and support network, dedicated to delivering consumers with ideal providers. We have actively promoted the internationalization strategy and established strategic companions and services agencies in CZPTe, the CZPTicas, Asia and Africa. 


The company upholds the main values of “integrity, innovation, leanness, excellence” and normally takes the revitalization of China’s hydraulic business as its duty to vigorously encourage unbiased innovation and assist the development of large-finish products producing business.

High Precision Low Deformation High Density High Pressure Resistance Complex Inner Cavity Smooth Surface Hydraulic Casting-High Pressure Piston Pump Casting