Bostik Heavy Duty Construction Adhesive (HDCA) is a one- component premium grade polyurethane, that is specifically formulated for subfloor and floor joist assemblies, from site erected structures to factory constructed modular and mobile homes.
Bostik Heavy Duty Construction Adhesive Features
- Minimal odor
- Long open time for repositioning
- Quick full cure
- Easy gunning, requires less effort from user
- Low solvent formula, will not damage foam
- Multi-enviromental climate use
Application
- Bonding to wet, frozen, or treated lumber
- Adhesion to sub floor assemblies (plywood, OSB, engineered flooring), stair treads, furring strips, in tile board components
- May eliminate squeaks and nail pop-ups when used in conjunction with mechanical fasteners
- Used in assembly of dryscape designs
- Installation of countertops and back splashes including marble and granite
About Prostech
Prostech offers specialty materials (adhesives, tapes, thermal interface materials, insulating materials, sealants, PCB protection materials, …) along with manufacturing solutions. We proudly serve a wide range of industries and are an authorized distributor for leading global manufacturers of industrial materials and equipment. Our product range is designed to deliver customized solutions that address each customer’s unique needs.
With years of experience and a successful project history, we are confident in our ability to provide comprehensive material solutions. These solutions effectively tackle the challenges manufacturers face. To explore our full product catalog, simply click here. Our dedicated team is ready to assist with:
- Provide quotation, sample, TDS/MSDS, and technical consultation
- Testing sample quality and verifying product compatibility in our laboratory
- Customizing material formulas for special applications
- Adapting product sizes, quantities, and packaging to meet specific needs
- Offering expert advice on suitable equipment and automation processes
- Delivering technical training and on-site support for optimal product use
Moreover, Prostech ensures the safe and accurate global delivery of all materials, including “dangerous goods”, in compliance with legal regulations. For personalized technical support or to receive a quotation, please contact us today.
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TYPICAL UNCURED PROPERTIES (NOT FOR SPECIFICATION PROPERTIES) |
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Description |
Results |
Test Method, Notes |
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Skin Time (ambient conditions) |
60 minutes |
Bostik Test Method |
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Extrusion Rate (700 F,50 psi) |
185 g/min. |
ASTM C603, Modified |
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Sag Test1 |
Pass |
ASTM C639, Modified |
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Frozen Lumber Adhesion |
Good |
ASTM D3498 |
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Shrinkage |
Negligible |
Bostik Test Method |
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Wetting on Lumber: Frozen |
Good |
ASTM D3498 |
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VOC Content |
48 g/l |
EPA Method 24 |
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Chemical Type |
Polyurethane |
Premium |
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Solids |
95 ±2% |
Mathematical Calculation |
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Weight/gallon |
15 lbs. |
ASTM D1475 |
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Flash Point |
135°F (570C) |
ASTM D3828 |
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TYPICAL CURED PROPERTIES (NOT FOR SPECIFICATION PROPERTIES) |
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Description |
Value |
Test Method, Notes |
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Oxidation Resistance |
Good |
ASTM D3498 |
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Tensile Strength |
430 psi |
ASTM D412 |
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Lap Shear Strength3 |
440 psi |
ASTM D3498 |
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Out-gassing from Cure Process |
Negligible |
Bostik Test Method |
2 After 14 day cure at 770F (250C) and 50% Relative Humidity
