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Crdg Industrial Boiler Feed Pump - China

price: contact company for price

CRDG Industrial Boiler Feed Pump

General Description

CRDG horizontal Multi-stage boiler feed pump can delivery clear water without solid particles or other liquid which the physical and chemical feature is similar with clear water. It is suitable for boiler feed water or deed water for high pressure boiler. The temperature range of the liquid is from -20℃ to150℃, and the inlet pressure is not allowed more than 0.6Mpa.

Performance range

Capacity : 3.75~ 288m3/h

Head : 50 ~ 1540m

Instruction of pump type

For Example CRDG25-80X10

CR: Company Code, means produced by CREDO PUMP

DG — Single-suction, multi-stage, boiler feed pump.

25 — Pump capacity 25 m3/h.

80 —Single-stage head of pump 80m .

10 — pump stage number is 10.

Structure

CRDG series pump is single casing segmental multi-stage centrifugal pump, the main parts is stator, rotor, bearing and shaft.

Stator part: it mainly consists of suction stage, mid-stage, discharge stage and diffuser; they are strained through a lever and form a working chamber. The inlet and the outlet are vertical upward. The combined surface between each stage is sealed through metal surface and also with sealing o-ring as auxiliary seal.

Rotor part: it mainly consists of shaft, impeller, and balance drum and shaft sleeve. Shaft transfers power to impeller and make it work. The axial force is balanced by balance disc and there is rechargeable shaft sleeve to protect shaft.

Bearing part: It mainly consists of bearing body, shaft cover and sliding bearing. There are two single centripetal ball bearings in bearing body to prevent balance disk from abrasion. The sliding bearing is lubricated by dilute oil, there is cooling chamber in bearing body and the bearing can be cooled with exterior water.

Shaft seal part: shaft seal uses soft packing seal. It mainly consists of seal box, packing, packing ring and packing cover. The shaft is sealed, cooled and lubricated by exterior water from seal chamber. The mechanical seal can also be used as requirement and it need be cooled, lubricated and washed by exterior water.

Drive: Pump is directly driven by motor through flexible coupling. View from motor end, the rotating direction of pump is clockwise.

Material of main parts

The medium-contacting parts are made of cast iron .


Company Contact:


  • Phone: 008673155573939

  • Address: No.2,Peugeot East Road,Jiuhua District, Xiangtan, China

  • Email: Email


Published date: April 15, 2013 -

  • Business Description: Hunan Credo Pump Co., Ltd was established in 1999, it grew out of the

    Beijing Credo Pump Co., Ltd which was established on the foundation of

    Beijing Changbeng Tongda Industrial Pump Co., Ltd. In May 2010, the

    company moved from Beijing to Hunan; the new site is in Jiuhua economic

    and technological development area, which is precursor area of Two

    oriented society, central region of Changsha Zhuzhou Xiangtan, and

    started its new development journey.

    Supply the most reliable, energy saving and safety pumps for human being, this is the vision of Credos. The company unites professional R&D, manufacturing, and marketing of industrial pump, follows intensive route of production sales, research, and prefects itself with advanced science and technology, and improves the level of manufacturing continuously. The company works together with domestic and foreign well known colleges, to develop first class hydraulic model, and cultivate directional personnel together, it establish and maintain long term partnerships with international famous pump companies, work in products processing, assembly and testing together, and has reached world class levels.

    The mission of Credo is BEST PUMP FOR EVER TRUST, and the product philosophy is Keep improving makes the perfect, follow the ISO9001:2008 quality management system strictly in manufacturing, Credo has 22 series of horizontal open double suction pump, long axis vertical pump, condensation pump, oil pump, etc, including 2000 types,4000 models, which was applied in steel, mine, oil, chemistry fields etc, and sold in more than 40 countries and areas, like North America, European, Middle East, etc.

    The Credo has mature and complete abilities in mold making, casting, sheet metal working, post welding treatment, heat treatment, large mechanical processing and assembly, it has a B level precision large pump test center of maximum measurable pump inlet diameter is 2.5 m, and the power is 2800KW, can realize annual output of various types of more than 5000 sets industrial pump.

    Details show professional is the service philosophy of Credo, provides professional pre sales, sales, the after sales service is our eternal commitment. We always follow the core value of Set sail with full hardness, we share the honor and disgrace. Responsibility carved in our blood and innovations lead the forward steps, strive to be the world top pump manufacturer. The Credo is in the forefront of the pump industry development, and we will be the best!

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