50 Series Plunger Pumps

The RAM50 Range of Triplex Reciprocating Plunger Pumps, are designed and manufactured to the highest degree of precision to ensure total reliability and efficiency.

Tailoring of the core design is easily performed with effective enhancements to metallurgy and elastomers in order to exceed the requirements of the process conditions.

As with all units within our range Ram Pumps are purposely designed and developed to maintain conformity to the latest quality standards and directives essential for supplying our tailored solutions to the most arduous and demanding applications.

50 HCH Series

Ram Pumps 50 HCH Series
Ram Pumps 50 HCH Series
Product brochure Dimensional CAD file

Performance Table

Maximum Flow

Bore Stroke Max RPM
(API)
Max RPM
(Non-API)
Max Flow
(API)
lpm/gpm
Max Flow
(Non-API)
lpm/gpm
55 65 420 600 185 / 48.8 264 / 69.8
50 65 420 600 153 / 40.4 218 / 57.7
45 65 420 600 124 / 32.7 177 / 46.7
40 65 420 600 98 / 28.8 140 / 36.9
35 65 420 600 75 / 19.8  107 / 28.3


Maximum Pressures*

Material BAR G PSI
Carbon Steel WCB 220 3,191
Carbon Steel Gr 90 60 571 8,282
316 Stainless Steel 200 2,900
Duplex 22% Cr 376 5,453
Super Duplex 25% Cr 402 5,831
Inconel 625 418 6,063

*Maximum absorbed power rating for the Ram 50 HCH Series is 45 kW – Please ensure specific application data is calculated to determine maximum absorbed power required.

Key Features

  • Flows of up to 264 litres/min or 69.8 gpm
  • Maximum system pressures of up to 571 bar or 8,282 PSI
  • Power of up to 45kw
  • Speeds of up to 420 RPM
  • Conforms to all the latest quality standards including ISO9001/2000, ATEX, Nace, EC P.E.D., Norsok, Gost and Stoomwezen
  • Crankcase design with special built-in motor support mounting. Providing the option of installing the motor overhead to keep both the footprint and weight to a minimum.
  • A range of liquid end materials are available including 316 stainless steel, 22% Duplex, 25% Super Duplex and Inconnel 625. Providing complete compatibility with pumping media.
  • Special pressure-formed, braided, PTFE impregnated Kevlar® packings. Offering exceptionally long life and a wide range of liquid compatibility.
  • Packings housed in packing cylinder. Assuring proper alignment and optimum life.
  • Plungers are specially surface treated for abrasion resistance. Solid ceramic plungers are also available. Providing the highest quality sealing surface for extended packing life.
  • Spheroidal graphite iron crankcase. Offering exceptional strength, vibration dampening and flame and spark resistance for added protection in hazardous areas.
  • Various plunger diameters available. Allowing for a wide range of performances to best suit the application.
  • Standard splash crankcase lubrication with optional pressure lubrication system.
  • Modular design.
  • Customised builds available to suit individual clients specification.

50 VHP Series

Ram Pumps 50 VHP Series
Ram Pumps 50 VHP Series
Product brochure Dimensional CAD file

Performance Table

Maximum Flow

Bore Stroke Max RPM
(API)
Max RPM
(Non-API)
Max Flow
(API)
lpm/gpm
Max Flow
(Non-API)
lpm/gpm
35 65 420 600 75 / 19.8 107 / 28.3
30 65 420 600 55 / 14.5 79 / 20.8
25 65 420 600 38 / 10.1 55 / 14.4
20 65 420 600 24 / 6.5 35 / 9.2


Maximum Pressures*

Material BAR G PSI
;Carbon Steel WCB 560 8,166
Carbon Steel Gr 90 60 1,599 23,191
316 Stainless Steel 493 7,150
Duplex 22% Cr 947 13,735
Super Duplex 25% Cr 935 13,561
Inconel 625 1,003 14,547

*Maximum absorbed power rating for the Ram 50 VHP Series is 45 kW – Please ensure specific application data is calculated to determine maximum absorbed power required.

Key Features

  • Flows of up to 107 litres/min or 28.3 gpm
  • Maximum system pressures of up to 1,599 bar or 23,191 PSI
  • Power of up to 45kw
  • Speeds of up to 420 RPM
  • Conforms to all the latest quality standards including ISO9001/2000, ATEX, Nace, EC P.E.D., Norsok, Gost and Stoomwezen
  • Crankcase design with special built-in motor support mounting. Providing the option of installing the motor overhead to keep both the footprint and weight to a minimum.
  • A range of liquid end materials are available including 316 stainless steel, 22% Duplex, 25% Super Duplex and Inconnel 625. Providing complete compatibility with pumping media.
  • Special pressure-formed, braided, PTFE impregnated Kevlar® packings. Offering exceptionally long life and a wide range of liquid compatibility.
  • Packings housed in packing cylinder. Assuring proper alignment and optimum life.
  • Plungers are specially surface treated for abrasion resistance. Solid ceramic plungers are also available. Providing the highest quality sealing surface for extended packing life.
  • Spheroidal graphite iron crankcase. Offering exceptional strength, vibration dampening and flame and spark resistance for added protection in hazardous areas.
  • Various plunger diameters available. Allowing for a wide range of performances to best suit the application.
  • Standard splash crankcase lubrication with optional pressure lubrication system.
  • Modular design.
  • Customised builds available to suit individual clients specification.

Ram Pumps Accreditations and Standards include:

Ram Pumps Accreditations and Standards

How can we help?

Find out how Ram Pumps can help you to meet your pumping challenges, call now on

+44 (0)1903 206622

to discuss your specific needs.

Send us an enquiry »

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