The PMC PH-25 vs. the PH-55 – Which is Best for You?

PH-25 vs PH-55 comparison

PMC’s proportioners may look alike, but they vary in several important areas, and are designed with certain application parameters in mind.

Take the PH-25 and the PH-55 proportioners, for example. While they share some similarities, they differ in several key specifications.

Output Capacity:

  • PH-25: Delivers up to 28 pounds per minute.
  • PH-55: Offers a higher output of up to 55 pounds per minute, making it suitable for larger-scale projects.

Maximum Working Pressure:

  • PH-25: Operates at pressures up to 2,000 psi.
  • PH-55: Handles pressures up to 2,500 psi, providing greater versatility for various applications.

Heater Wattage:

PMC PH-55 proportioner for polyurethane spray foam
  • PH-25: Equipped with up to 14 kW total wattage from “A” and “B” hybrid heaters.
  • PH-55: Features dual heaters totaling 21 kW, allowing for more efficient heating of materials. material heating at higher outputs.

Power Requirements:

  • PH-25: Typically requires a 3-horsepower motor.
  • PH-55: Utilizes a more powerful 7.5-horsepower motor to support its enhanced capabilities.

The PH-55 proportioner offers higher output capacity, greater pressure handling, increased heater wattage,  and more robust power requirements compared to the PH-25, making it more suitable for large-scale or demanding applications. You can get the complete specs by downloading the PH-25 and PH-55 brochures, or get the complete archive of service manuals from the website.

To be sure you are choosing the right plural component proportioner, trust the expertise of a PMC Authorized Distributor.