Dow Automotive Systems BETAFOAM 89100N

Low density, two-component polyurethane foam

Material Supplier:

Dow Automotive Systems

Industry:

Transportation

Application:

BETAFOAM™ 89100N-89120 is a lowdensity, two-component polyurethane foam specifically designed to manage noise and vibration.

Material Specs:

A – BETAFOAM 89100N Prepolymer

B – BETAFOAM 89120 Curative

Typical Properties:

  • Two-component polyurethane foam
  • Ratio: 24:1 (A:B, by volume)
  • Gel time: 2-3 seconds
  • Tack-free time: 6-8 seconds
  • Flash Point - Closed Cup: > 110°C (> 230°F) ASTM D3278
  • Viscosity: 77ºF (25ºC) 
    • A: 3500 cps B: 500 cps
  • Specific Gravity: (H2O = 1)
    • A: 1.09 ASTM D1475
    • B: 0.98 ASTM D1475
  • Weight per volume:
    • A: 1.10 g/cc (9.14 lb/gal)
    • B: 0.99 g/cc (8.27 lb/gal)

Graco HFR Metering System for NVH Foam

Configuration

  • Blue Pump (B): 5 cc Z-Series Pump
  • Red Pump (A): 120 cc Z-Series Pump
  • Material specific day tanks with temperature and level sensors
  • Heat zones:
    • A: Primary aluminum hybrid heater
    • B: Viscon® heater with Graco Control Architecture™
  • Hoses:
    • A: Supply - 1/2 in x 25 ft (12.7 mm x 7.6 m) insulated hose + 3/8 in x 10 ft (9.5 mm x 3 m) insulated hose
    • A: Return - 1/2 in x 25 ft (12.7 mm x 7.6 m) insulated hose + 3/8 in x 10 ft (9.5 mm x 3 m) insulated hose
    • B: Supply - 1/4 in x 25 ft (6 mm x 7.6 m) + 10 ft (3 m) insulated hose
    • B: Return - 1/4 in x 25 ft (6 mm x 7.6 m) + 10 (3 m) + 10 (3 m) insulated hose

Delivery Method

  • GX16 Pour Gun

All written and visual data are based on the latest product information available. Graco reserves the right to make changes at any time without notice. All other brand names or marks are used for identification purposes and are trademarks of their respective owners. Exact equipment configuration will vary and depend on factors such as rate of output, length and size of hoses, bead size desired, and container sizes.

Hydraulic Fixed Ratio Metering System for NVH Foams

The Graco HFR is a meter, mix and dispense system that accurately meters, mixes and dispenses multiple sealant and adhesive materials. Its modular design provides the freedom and flexibility to configure the components for automotive NVH (noise, vibration, harshness) applications. The HFR provides an  is an affordable alternative to traditional RIM systems.

Accurate, On-ratio Dispense

With accuracy and repeatability, the Graco HFR lets you hit a specific ratio and volume – every time. The system is capable of producing a constant pressure or flow rate material output. Closed-loop technology provides pressure and flow control for a smooth dispense while long lasting wear parts mean lower cost of ownership. Learn more about the HFR Metering System for NVH Foams.

 

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Hydraulic Fixed Ratio (HFR) Meter, Mix & Dispense System

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