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Graymills
Industrial Pump Catalog

Industrial Pump Catalog

Product catalog summary

Pump Selection and Specifications
When selecting a pump, consider factors such as maximum flow (GPM), pressure requirements, piping installation details, type of liquid, mounting requirements, and electrical specifications. Graymills offers various pump types including centrifugal, gear, diaphragm, and high-pressure multi-stage pumps, each suited for different applications and fluid viscosities.

Pump Types

Centrifugal Pumps: Suitable for low-pressure applications, capable of handling abrasives and solids with minimal maintenance.
Gear Pumps: Ideal for high-pressure applications with fluids free of abrasives.
Diaphragm Pumps: Air-powered, suitable for a wide range of fluids.
High Pressure, Multi-Stage Pumps: Designed for high-pressure delivery requirements.

Total Developed Head (TDH)
TDH is the total resistance against which the pump operates, including dynamic, static, and velocity head. Proper piping and minimizing restrictive components can optimize pump performance.

Motor Selection
Pumps are available with various motor types, including air motors. Electrical characteristics such as voltage, hertz, and phase should be specified when ordering.

Superflo Pump Features
Superflo pumps feature a NEMA standard motor, rigid coupling, custom machined impeller shafts, and lightweight impellers. They are designed for reliability and minimal maintenance.

TN Series
The TN Series offers multiple sizes for varying flow rates and head pressures, suitable for a range of applications including those with abrasive and solid-containing liquids. They can be combined with tanks for a complete system.

TN Series Overview
The TN Series pumps are designed for a variety of applications, offering five sizes to provide progressively higher flow rates and head pressures. The high-speed 'H' models deliver the highest head pressures. These pumps are suitable for liquids with varying viscosities and those containing abrasives and solids. They are virtually maintenance-free and can be combined with tanks for a complete pumping system.

Specifications

TN30 Series: Available in 1/8, 1/4 HP with 1725 RPM, and TN30H in 1/2 to 1-1/2 HP with 3450 RPM. Maximum viscosity: 500 SSU.
TN40/50 Series: TN40 offers 1/2 HP, TN50 offers 3/4 HP, and TN50H offers 3 HP. Maximum viscosity: 500 SSU.
TN60/70 Series: TN60 provides 1 HP, and TN70 provides 1-1/2 HP. Maximum viscosity: 500 SSU.

Materials
Pump bodies and volutes are made of cast iron, shafts of carbon steel, and impellers of Celcon. Special materials like nickel plating, Teflon® coating, or stainless steel shafts are available for enhanced corrosion and abrasion resistance.

Performance
The TN Series pumps are capable of handling a wide range of applications, including those with thin to heavy viscosities and liquids containing abrasives and solids. They are designed to be virtually maintenance-free.

Voltage Suffix Chart

Suffix A: 115V, 50/60 Hz, 1 Phase
Suffix B: 230V, 50/60 Hz, 1 Phase
Suffix E: 115/230V, 50/60 Hz, 1 Phase
Suffix F: 230/460V, 50/60 Hz, 3 Phase
Suffix Z: 575V, 60 Hz, 3 Phase
Suffix GAM/GAMC: Air motor

Agitator Series
Designed for liquids containing solids that require suspension or circulation to maintain uniform viscosity. Features a bypass port for tank agitation.

HR Series
Used for circulating thin liquids and abrasives, featuring open-type impellers and no bearings, packings, or seals below the liquid level.

FM Series
Compact pumps with performance similar to larger models, featuring an integral mounting flange and capable of pumping down to low levels.

HP Series
Heavy-duty pumps for industrial slurries and abrasives, offering interchangeable motors and impellers for customizable performance.

HSP Series
Stainless steel pumps offering high performance and corrosion resistance, suitable for chemical environments and demanding fluid pumping needs.

Overview: The document provides detailed specifications and performance data for various series of industrial pumps, including HSP, VP, LV, IMV, IMS, and Flange Mount Series. Each series is designed for specific applications, with materials and construction tailored to meet different operational needs.

HSP Series: The HSP250 model is a 5 HP pump with a seal-less design to prevent leaks and reduce maintenance. It features stainless steel construction for the pump body, volute, impeller, column, and shaft, with Viton O-rings. The series offers various models with different lengths and motor voltages.

VP Series: These pumps are made from Celcon, a glass-filled thermoplastic, and are designed for handling abrasive and caustic liquids. They feature permanently lubricated motors and a labyrinth chamber for efficient operation. Models vary in horsepower and are available with electric or air motors.

LV Series: Designed for corrosive environments, LV pumps use stainless steel and Celcon materials. They offer high volume and head performance with minimal horsepower. The series includes models with interchangeable motors and impellers.

IMV Series: These immersion pumps are economical replacements for machine tool pumps, featuring cast iron bodies and carbon steel shafts. They are suitable for liquids with fine contaminants and offer various horsepower options.

IMS Series: Suction style pumps designed for clean liquids, featuring cast iron construction and carbon steel shafts. They are not recommended for fluids with large contaminants and offer a maximum suction lift of 2 feet.

Flange Mount Series: Designed for mounting on machine sumps or tanks, these pumps have multiple discharge ports and are available in sealed and non-sealed versions. They are constructed from cast iron and Celcon, with various horsepower and discharge options.

Voltage and Motor Options: Each series provides a voltage suffix chart indicating available motor voltages and phases, ensuring compatibility with different power supplies.

Overview: The document provides detailed information on Graymills' pump and tank systems, highlighting their construction, features, and available models. It emphasizes the quality and durability of the products, offering a range of standard and custom solutions for fluid collection and recirculation.

Specifications:

Constructed from cold rolled steel with a powder-coated finish; stainless steel tanks are also available.
Tanks larger than 5 gallons include baffles for solid settling and fluid cleanliness.
Options for wire mesh screen bowls or chip collection baskets, depending on tank size and flow requirements.
Edges are hemmed for safety and rigidity; surfaces are cleaned with a phosphatized wash for improved adhesion.
Lids are recessed to contain spills; tanks are assembled and welded for strength and tested for leaks.

Standard Systems:

Available in various sizes from 3 to 110 gallons, each with specific pump options and features like screen filter bowls or chip baskets.
Models are equipped with different horsepower pumps and discharge specifications to handle varying viscosities.

Custom Systems: Graymills offers custom-designed systems for unique applications and OEMs, ensuring tailored solutions for specific needs.

Stocklube Systems:

Designed for neat, controlled lubrication of coil or strip stock, reducing die wear and preventing floor hazards.
Features include lubricating head assemblies, adjustable for stock thickness, and options for steel or urethane rollers.
Available with centrifugal or gear pump systems, suitable for different lubricant viscosities.

Key Features:

Durable construction and design for long-term use.
Variety of tank sizes and configurations to meet diverse application needs.
Comprehensive testing and quality assurance for leak prevention.
Customizable options for specific industrial requirements.

Specifications:
The document outlines various components and specifications for Graymills systems, including inlet roller guides adjustable for stock widths as narrow as one inch. It details different models of rollers (steel and urethane) for stock widths of 6, 12, and 24 inches, and provides a comprehensive list of pump and tank combinations with specifications such as motor horsepower, maximum viscosity, and tank capacity.

Procedures:
The document describes the operation of an oil separator designed for CNC machining centers and lathes. It explains the process of separating emulsified and free oil from water-based coolants, detailing the flow rate, capacity, and dimensions of the separator. The procedure includes steps for oil separation and coolant recycling.

Norms and Recommendations:
Recommendations include using the oil separator only with water-based solutions, as it is ineffective with solvent-based fluids. The document advises consulting the factory for systems without a recirculation pump.

Product Features:
The OSEP-5 series features a mechanical separation system for high-efficiency oil removal, extending coolant life and preventing bacterial growth. It is available in mild or stainless steel and is designed for easy installation and low maintenance.

Accessories and Additional Systems:
The document lists various accessories for enhancing pump/tank systems, including mounting adapters, tank liners, drum covers, mixers, nozzles, and coolant lines. It also describes the Bed Filter/Magnetic Separator/Coolant Tank system, highlighting its rugged construction and automatic filtration process.

Key Data from Tables:
The tables provide detailed specifications for different models of pumps, tanks, and separators, including dimensions, motor specifications, and flow rates. Custom colors and configurations are available for OEM applications.

Catalog excerpts

pumps pump and tank systems filters accessories

Open the catalog to page 1

Pump/Reference Flow Chart Graymills offers pumps and systems for a wide variety of industrial applications, including: ■ Centrifugal Pumps in Immersion, Suction and FlangeMount Sidewall Styles ■ Machine Tool Coolant Pumps in conventional and highpressure models; and for use as replacements in existing equipment ■ Gear Pumps for heavy liquids and greases ■ Drum and Transfer Pumps ■ Corrosion Resistant Pumps ■ Standard Pump/Tank Systems from 2 to 110 gallons capacity available upon request. ■ Filtration and Oil Coalescing Products ■ Coil/Strip Stock Lubrication Systems Approximate GPM of Water...

Open the catalog to page 2

Table of Contents A. Pump Selection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 B. Pumps by Type Centrifugal Immersion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-16 Suction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 Flange (“Side Wall”) Mount . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18-19 Multi-Stage . . . . . . . . . . . . . . . . . . . ....

Open the catalog to page 3

Pump Selection HOW TO USE THIS SECTION The following information identifies the major factors to be considered in specifying a pump. If you are familiar with pump applications, you will need to refer only to the Motor Selection information in this section. Flow charts for each model appear throughout the pump section. TO SELECT THE RIGHT PUMP HEAD FEET/PSI CONVERSIONS The more data you can identify, the more quickly and precisely an appropriate pump can be specified. 1. Maximum flow required (GPM). 2. Maximum pressure required (See TDH). 3. Description of the proposed piping installation. (Pipe...

Open the catalog to page 4

Superflo Centrifugal Pumps ® Graymills pumps have diverse applications and specifications . . . but they all share many common design elements and qualities that make them the industry standard. Take a look at the cut-away of the HR Series pump below. What you see is representative of the quality of our entire line of pumps and pump & tank systems. Features, capabilities and materials vary from pump to pump. In each you’ll find the Graymills constants of advanced design, construction, and reliability. Superflo Pump Features 1. Totally enclosed NEMA standard motor with lifetimelubricated sealed...

Open the catalog to page 5

TN Series The TN Series offers five sizes to provide progressively higher flow rates and head pressures. Within most sizes, the high speed “H” models provide the highest head pressures. TN pumps cover a wide range of applications (no bearings or seals in the liquid except 24" and 36" lengths), including thin to heavy viscosities and liquids containing abrasives and solids. Virtually maintenance free. TN pumps can be combined with tanks to provide you with a complete, ready-to-install pumping system. TN30 SERIES SPECIFICATIONS Most pumps available as pump/tank combinations. See pages 25-29 or...

Open the catalog to page 6

The TN Series oners five sizes to provide progressively higher flow rates and head pressures. Within most sizes, the high speed "H" models provide the highest head pressures. TN pumps cover a wide range of applications (no bearings or seals in the liquid except 24" and 36" lengths), including thin to heavy viscosities and liquids containing abrasives and solids. Virtually maintenance free. TN pumps can be combined with tanks to provide you with a complete, ready-to-install pumping system. FLOW IN LITERS PER MINUTE FLOW IN U.S. GALLONS PER MINUTE IGPM] FLOW IN LITERS PER MINUTE FLOW IN U.S. GALLONS...

Open the catalog to page 7

pressures. Within most sizes, the high speed "H" models provide the highest head pressures. TN pumps cover a wide range of applications (no bearings or seals in the liquid except 24" and 36" lengths), including thin to heavy viscosities and liquids containing abrasives and solids. Virtually maintenance free. TN pumps can be combined with tanks to provide you with a complete, ready-to-install pumping system. Most pumps available as pump/tank combinations. See pages 25-29 or consult factory. Pump Body and Volute: Cast iron Shaft: Carbon steel Impeller: Double suction, Celcon Special Materials:...

Open the catalog to page 8

Agitator Series Agitator pumps are designed for use with liquids containing solids which must be kept in suspension or require constant circulation to maintain uniform viscosity. A port in the pump volute bypasses a jet stream of fluid to "stir" tank contents. A port plug is furnished so that the bypass can be eliminated when tank agitation is not desired. AGITATOR SERIES SPECIFICATIONS TNRT/TNRSS Series Available in both closed column (HRTG model) and easyto-clean Tri-Rod design (TNR Models). In order to extend motor life, rod style pumps are equipped with a vapor diffuser which prevents vapors...

Open the catalog to page 9

HR Series HR Series pumps are widely used for circulating thin liquids and abrasives. Impellers are open type. No bearings, packings or seals below liquid level. HR SERIES SPECIFICATIONS HR Series pumps feature many of the same durable construction features of our TN Series pumps, but in a size more appropriate to applications requiring a smaller size and less flow. Most pumps available as pump/tank combinations. See pages 25-29 or consult factory. HR35: 1/25 HP, 1500 RPM, 1/2" NPT horizontal discharge. Maximum viscosity: 150 SSU. HR45/49: 1/8 HP, 1725 RPM, 1/2" NPT horizontal discharge. Maximum...

Open the catalog to page 10

FM Series pumps are compact, yet offer the performance and dependability of larger pumps. Graymills' volute design enables FM Series pumps to pump down to an extremely low level. Discharge is above the integral mounting flange. Drops through' VOLTAGE SUFFIX FLOW IN LITERS PER MINUTE FLOW IN U.S. GALLONS PER MINUTE (GPM) These pumps will drop through a 4V2" hole supported by their integral mounting flange. Discharge is above the mounting flange. Discharge diameter and maximum viscosity for each pump are listed below. Pump performance and available motor voltages are shown at left. Most pumps available...

Open the catalog to page 11

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