Sand Castings Gray Iron / Ductile Iron

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COMPANY NEWS

  • CNP Actively Participating in the 22nd Shandong International Water Exhibition

  • CNP Donated Medical Mask for Overseas Customers

  • ISO /TC 23/SC 18 SECRETARIAT visited CNP

  • CNP attended Aquatherm Moscow 2019

  • 2018 CNP overseas customers conference

OVERVIEW

PRODUCT DESCRIPTION

It has a wide range of adaptability and can produce various structural complex castings of 0.5kg to hundreds of tons according to customer requirements.

Castings with different special and chemical properties can be produced according to different raw materials.

It can produce stainless steel, cast copper, cast aluminum and other non-ferrous castings, as well as gray iron, ductile iron, carbon steel and other ink castings.

High temperature castings with high temperature resistance of 600 degrees can be produced according to different metal raw materials, and low temperature impact castings with low temperature resistance of-40 degrees can also be produced.

Through the heat treatment process, the castings can be ensured to meet the customer requirements.

Widely used in gold, railway, shipping, mechanical processing, textile and other industries


Features and advantages

The surface of the casting is smooth and beautiful.

High dimensional accuracy of castings.

Low casting cost

 


PERFORMANCE

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TECHNICAL DATA

Dimensional accuracy: CT8 ~ 9

Rough surface :25 ~ 50Ra / um

Mini.wall thickness :4mm

Casting weight: 0.5 ~ 300T

Gray iron process yield rate of 92% of large and medium quality ≥500

Ductile iron process yield of 85% of large and medium quality ≥500

APPLICATIONS

Pump valve, engineering machinery, automobile truck, ship, petroleum machinery, nuclear power, desalination and other fields

MATERIAL

Various grades of cast iron pieces


CNP integrates the advanced R&D technologies from Europe and America, with the most advanced industrial design concept in Western Europe, with the production experience of modern industrial clusters in North America, with the most efficient and energy-saving product structure research in Hangzhou, China.

With the application of information technology, CNP has built its own smart factory, taking the lead in the introduction of SAP resource management system, becoming one of the key units of the key construction project of  "machine substitution" in Hangzhou, with the whole process of production information monitoring and tracking, applying laser welding technology to the manufacturing process of robot pump spare parts in depth, using progressive die technology to ensure the quality of the whole process of the parts, all of which greatly reduce the production and manufacturing cycle, provide an intelligent production and manufacturing basis for the pump production.

CNP was recognized as state-certified enterprise technology center in 2016. It is the highest evaluation level for technology center in China. Besides, CNP has been carrying some technical courses in 11/12/13th National Five-Year Plan.

CNP uses digital integrated intelligent control technology to create domestic advanced M2M mode, intelligent control technology.

It includes intelligent current stabilization system, intelligent vacuum suppression system, intelligent auxiliary control monitoring system, intelligent non-negative pressure full frequency control system and intelligent water hammer two-way elimination system.