Blocking Adhesive

Our blocking adhesives cane be used with all leading lens blockers, including our own Eclipse LX, E2G and Spectrum blockers. Available options for blocking material include alloy, FreeBond Wax and OnyxBond.

High-quality alloy compound used to firmly bond blocks with taped lenses.

FreeBond Wax
FreeBond is a blocking compound formulated to remove health hazards and environmental risks in surface blocking. Available in both 1 gallon and 4 gallon quantities.

Onyx-Bond is a lightweight blocking compound to be used with Coburn's E2G blocking system. This environmentally-friendly material eliminates EPA issues and can approximately block 120 lenses per gallon.