Description
Chem-Set 633 epoxy is a fast-setting two-part gel adhesive for natural stone, wood, concrete, and other porous materials that need a clean, non-sag bond. It is a practical choice for sink fasteners, vertical repairs, laminations, and shop work where you need handling strength in about 10 to 15 minutes instead of waiting through a slow cure.
Key Features and Benefits
- Gel viscosity stays where it is placed, which helps on vertical edges, overhead work, and rough surfaces.
- 4 to 7 minute working time at 72 degrees F gives crews enough open time to position anchors and parts without slowing the job.
- Handling strength in about 10 to 15 minutes speeds fixture bonding and shortens clamp time.
- Gap-filling performance up to 0.250 inch helps bridge irregular surfaces and uneven bond lines.
- 100 percent reactive formula contains no solvents, which supports consistent cure and solid bond build.
- Good resistance to gas, oil, and common shop exposure makes it useful beyond countertop work.
Common Applications for Chem-Set 633 epoxy
- Bonding undermount sink fasteners to granite and marble countertops
- Laminating stone, wood, and decorative concrete parts
- Vertical repairs on plaques, signs, trim, and architectural details
- Bonding steel, aluminum, ceramics, ferrites, and copper alloys in maintenance work
- General shop repair where fast fixture time matters
Compatible Materials
- Granite and marble
- Wood and plywood
- Concrete and masonry
- Steel, aluminum, and copper alloys
- Ceramics, fabrics, and other rough or porous surfaces
Chem-Set 633 epoxy Technical Specifications
| Property | Value |
|---|---|
| Adhesive type | Two-part gel epoxy |
| Mix ratio by volume | 1:1 |
| Working time at 72 degrees F | 4 to 7 minutes |
| Fixture time at 72 degrees F | 10 to 15 minutes |
| Functional cure | 1.5 hours |
| Full cure | 24 hours |
| Tensile lap shear | 2,500 psi at 0.010 inch bondline |
| Service temperature | -40 degrees F to 200 degrees F |
| Shore hardness | 80 Shore D |
| Gap fill | Up to 0.250 inch |
Packaging and Ordering
This SKU is the 50 mL size for bench work, repairs, and hardware bonding. For related products, see structural epoxy adhesives at Chemical Concepts. Buyers comparing fast-set gel systems can also review Devcon 5 Minute Epoxy Gel from ITW Performance Polymers alongside the Chem-Set line.
Need Help?
Call (800) 220-1966 or email [email protected] for help choosing cartridge size, dispensing tools, or the right adhesive for natural stone versus non-porous materials.








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