
Tech-Bond's Filler – a silica sand compound
- Fills cracks, holes & stripped screw holes
- Drillable, sandable & paintable after cure
- Available from $7.95 in 3 volume sizes



Patented Polymer Bonding Process
ASTM Testing Validation
API Standards Compliance
Tech-Bond Global's Wood Fillers & Repair Products include a silica sand compound filler and complete repair kits engineered for filling cracks, gaps, holes, and stripped screw holes in wood, metal, composites, and engineered polymers. Products cure rock-hard, and can be drilled, tapped, sanded, and painted for a seamless, durable finish.



Tech-Bond's silica sand filler is compatible with wood, metal, composites, pot metal, and more. It fills cracks, gaps, holes, and stripped screw holes effectively. Note that it is not recommended for polymers and plastics, where it does not perform as a gap filler.
Talk to our experts for custom solutions and tailored guidance.

Fill cracks, gaps, and stripped screw holes in wood framing, trim, and structural composites for lasting repairs.

Repair metal parts, pot metal components, and composite assemblies used in machinery and industrial equipment.

Bond and repair Delrin, PTFE, HDPE, and composite parts in precision engineering, fabrication, and prototyping environments.

Restore metal surfaces, fill stripped screw holes, and reinforce composite repairs on vehicles and fleet equipment.
Talk to our experts for custom solutions and tailored guidance.
Our silica sand filler cures to a rock-hard mass that can be drilled, tapped, sanded, and painted — restoring full functionality to repaired wood, metal, and composite surfaces.
Every product is backed by ASTM testing validation and API standards compliance, giving maintenance professionals and builders confidence in the quality and performance of every repair.
From surface preparation to gap filling and bonding, Tech-Bond's Deluxe and Professional Kits deliver everything needed for reliable, permanent repairs on wood, metal, composites, and tough polymers.
Submit your details and a Tech-Bond specialist will respond within one business day with product recommendations tailored to your application and materials.
For immediate assistance, feel free to give us a direct call at +1 877-565-7225 You can also send us a quick email at investors@techbondglobal.com
For immediate assistance, feel free to give us a direct call at +1 877-565-7225 You can also send us a quick email at investors@techbondglobal.com