::Our Products
Home > Our Products > Milton Roy > Mechanical Diaphragm Pump

Mechanical Diaphragm Pump

The Milroyal has been recognized as the most reliable and robust industrial duty metering pump since its introduction. The flexibility of various liquid end designs, availability of "custom engineered" modifications, and a wide range of flows and pressure capability, the Milroyal family of pumps is capable of meeting most any application.

GENERAL SPECIFICATIONS

• +/- 1% Steady State Accuracy over a 10:1 Turndown (w/constant speed drive)
• Continuous Duty / Severe Service Design
• Polar Crank Drive Design
• Rugged Cast Iron Gear Housing
• Modular Design
• Multiplex Capability
• Variable Stroke Length (non-last motion)
• Integral Pressure Lubrication System
• Hydraulically Actuated Metallic Diaphragm
• Triple Diaphragm Design
• Double Ball Check Valves
• Pressures up to 15,000 psig (1,035 barg)
• Flows up to 175 gph (663 lph)
• Meets API Standard 675

Available Features

Choice of Liquid End Materials:

• 316 Stainless Steel
• Alloy 20
• Alloy C22
• Custom Materials Available

Choice of Diaphragm Materials:

• 301 Stainless Steel
• 316 Stainless Steel

Custom Materials Available

• Rupture & Leak Detection
• Choice of Stroking Speeds

Choice of Capacity Control

• Manual
• Electronic
• Pneumatic
• Choice of Motor Mounting
• NEMA Flange Mount
• IEC Flange Mount
• Foot Mount

MacRoy D
• Multi-function discharge valve for pressure relief, back pressure, purge, & bleed
• Front-end scavenging drive design for full evacuation of process fluid regardless of pump capacity setting
• Unique motor controller available for automatic control from either a pulse or 4-20 ma signal

MacRoy G
• Double diaphragm available
• High viscosity and slurry liquid end options
• 56C face and IEC motor options
• Variable eccentric drive design minimizes flow pulsations and mechanical shock
• AC & DC variable speed drives available for automatic control from a 4-20 ma signal

Home > Our Products > Milton Roy > Mechanical Diaphragm Pump