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GlasCraft MH Spray Foam Proportioner

The GlasCraft MH Spray Foam Proportioner is a high-output, 1:1 fixed-ratio system delivering up to 45 lb/min with independent heaters, heated hoses, and hydraulic pressure control for demanding professional spray foam applications.

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Description

The GlasCraft MH Spray Foam Proportioner is a high-output, fixed-ratio dispensing system engineered for professional polyurethane foam spray and pour applications. Delivering up to 45 lb (21 kg) per minute, the GlasCraft MH Spray Foam Proportioner is designed for consistent 1:1 material delivery across a wide viscosity range, ensuring uniform foam quality under demanding jobsite conditions. Independent ISO and Poly heat exchangers, combined with fully heated high-pressure hoses, allow the Spray Foam Proportioner to maintain precise material temperatures from 32°F to 190°F (0–88°C). A hydraulic drive system provides smooth, balanced pressure control up to 3,000 psi, while integrated over-pressure protection enhances operator safety and system longevity. The GlasCraft MH Spray Foam Proportioner supports hose lengths up to 310 feet, making it suitable for large commercial and industrial spray environments where reach, reliability, and thermal stability are critical.
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Technical Specifications

  • Electrical input: 63 amps @ 208/240V or 380V, 3-phase, 50/60 Hz
  • Compressed air requirement: 15 CFM @ 100 PSI
  • Hydraulic system capacity: 20 gallons (75.5 liters)
  • Material viscosity range: 200–2000 cps at operating temperature
  • Integrated cycle counter for material usage tracking (gallons or liters)

Frequently Asked Questions

Service & Support

How does the GlasCraft MH Spray Foam Proportioner handle pressure imbalance during spraying?

The GlasCraft MH Spray Foam Proportioner includes pressure gauges and manual dump valves on both ISO and Poly sides, allowing operators to quickly balance pressures and correct imbalances during operation.

What happens if the GlasCraft MH Spray Foam Proportioner exceeds safe operating pressure?

The GlasCraft MH Spray Foam Proportioner automatically shuts down via built-in over-pressure sensors above approximately 3,200 psi and requires a manual reset after the issue is corrected.

Can the GlasCraft MH Spray Foam Proportioner support long hose runs without temperature loss?

Yes, the GlasCraft MH Spray Foam Proportioner supports heated hose lengths up to 310 feet, with hose heat designed to maintain primary heater temperatures throughout extended runs.
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