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GDMA Double Cartridge Mechanical Seal for Chemical Pumps

  • Product origin: CHINA
  • Delivery time: 2 weeks
  • Warranty terms: 3 years
Double cartridge Seal for Durco® Mark 3 Pump.
Availability:

Product Description

TECHNICAL FEATURES

Stationary Pusher Cartridge Seal with Face-to-back configuration.

Double balanced integral ring design can better resist pressure fluctuations in the sealing chamber.

Integrated bidirectional flow design, unique pump efficiency ring design, and significant barrier liquid circulation effect.

Higher pressure limit ,Higher temperature limit, maximum temperature resistance of 160 ℃, no issues such as ring shedding and end face displacement caused by inlay process.


APPLICABLE CHAMBERS TYPE

Suitable for ANSI standard chambers

Complies with ASME B73.1 and B73.2 standard pump chamber dimensions

Modular cartridge design. Equipped with Buffer/Barrier In and Out environmental ports

Dimensions range from 1.375 "to 3.625" (34.9mm to 66.67mm)


TYPICAL INDUSTRIAL APPLICATIONS

Chemical and Petrochemical Industry

Oil, Gas and Energy Sector

Water Treatment and Environmental Protection Engineering

Pharmaceutical and Food & Beverage Industries

Hazardous Chemicals and Specialized Industries

Marine and Offshore Engineering



Table Description

RECOMMENDED PIPING PLANS

Between seals 52, 53A, 53B, 53C, 54


PERFORMANCE CAPABILITIES 

Shaft diameter 1.375 "to 3.625" (34.9mm to 66.67mm)
Pressure ≤ 25 bar
Temperature -20 ° C ~+ 160 °C
Sliding velocity ≤ 20 m/s


Product Structure Diagram & The comparison chart of standard material

GDMA


NO. Name Material
11 Shaft Sleeve 316SS
28.1 Internal Drive Ring 316SS
21 Internal Rotary Face SSIC/TC
22 Internal Stationary Face Carbon/SSIC/TC
32 Gland Insert 316SS
25 Spring Plate 316SS
33.4 Deflector 316SS
33.2 External Drive Ring 316SS
23.2 Pump Ring 316SS
42 External Stationary Face Carbon/SSIC/TC
41 External Rotary Face SSIC/TC
20 Spring Alloy 276
12 Gland 316SS
27.1 Drive Screw 316SS
17.2,17.4 Circlip 316SS
30.1,30.2 O-Ring EPR/Viton/Aflas/Kalrez
30.3,40.1 O-Ring EPR/Viton/Aflas/Kalrez
40.5 O-Ring EPR/Viton/Aflas/Kalrez
40.2,40.3 O-Ring EPR/Viton/Aflas/Kalrez
13 Clamp Ring 316SS
14 Setting Clip Brass
27 Clip Screw 316SS
51 Gasket PTFE


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  +86-512-57011188

  No.183 , Yinhe Road, High Tech Industrial Development Zone Changshu Suzhou, Jiangsu, China Postal Code: 215533

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