XtraFoam® MB - Multi-bond Adhesive Foam

XtraFoam® MB is a multiple purpose one component gun grade foam. It is specially designed for subfloor, marble, drywall, insulation panels and metals. It has extremely low post expansion and adheres well to all building materials such as wood, concrete, brick, marble, granite.


  • Subfloor
  • Drywall
  • Countertop Applications
  • Panels
  • Fixing and Sealing Building Materials
  • Fastener Applications


  • Low Expansion Formula
  • High Bond
  • Excellent Stability
  • Low Post Expansion
  • For Professional Gun Applications
  • Excellent Adhesion to Various Substrates
  • Cold Temperature Application
  • Reduce Caulk Use


Technical Specs

Base Polyurethane
Curing System Moisture Cure
Core Density 1.25 -1.70 lbs./ cu.ft.
R-Value ASTM C518 4.25 per inch
Pressure Build 0.15-1.20 psi
Service Temp 230 Degrees F
Curing Rate 30 Minutes for a ½ bead
Take Free 8-10 minutes for a ½ bead
Shelf Life 12 months, from date of mfg.


Health and Safety Recomandations

Apply the standard industrial hygiene techniques. Wear gloves and safety goggles. Remove cured foam by mechanical means only, never burn away. SEE INDIVIDUAL CANS OF FOAM FOR SPECIFIC INSTRUCTIONS.



This product is available in the following colors:

  • Yellow


The XB9500 is available for the following industries


This product is available in the following configurations:

  • 20oz spray can. 12 cans per case.

Limited Lifetime Warranty

This product is guaranteed to give satisfactory performance if applied in accordance with the label directions. Liability to Premier Industrial Supply, Inc. (Premier) is limited to a full refund of the purchase price or product replacement if product is proven defective. Premier shall not be liable for loss or damage, whether direct, consequential or incidental. There are no other warranties expressed or implied including the implied warranty of merchantability or fitness for a particular purpose.