Dop Wax

Dop Wax – Lapidary Dopping Wax for Gemstone Cabochon Work

Professional lapidary dop wax for securely mounting gemstones and cabochons to dop sticks during grinding, shaping, and polishing. Available in three grades (Red / Green / Gray) matched to stone hardness, heat sensitivity, and working temperature — each 115–120g block priced at $10.00. Compatible with all standard dop sticks, dop wax melters, and cabbing machines.

🔥 Shop Dop Wax – From $10.00

Available Grades & Pricing

Grade Color Weight Price
High-Temperature Red 115–120g $10.00
General-Purpose Green 115–120g $10.00
Low-Temperature Gray 115–120g $10.00

Wax Grade Guide

Color Grade Working Temp Stage Best For
Red High-Temperature / Hard ~120–130°C Grinding & shaping Ruby, sapphire, quartz, agate, jasper — hard stones (Mohs 7+) requiring aggressive material removal
Green General-Purpose / Medium ~90–110°C Grinding through pre-polish Glass, mixed gemstones, general lapidary cabochon work — most common all-round grade
Gray Low-Temperature / Soft ~60–80°C Pre-polish & finish polishing Opal, turquoise, malachite, amber, coral — heat-sensitive stones requiring minimal thermal exposure (<10 sec heating)

Compatible Tools

  • Standard aluminum and brass dop sticks (all diameters)
  • Cabbing machines and flat lap units
  • Faceting machine dop arms
  • Transfer jigs for dopping reversal
  • Dop wax melters and dop stations

Related Tools

Frequently Asked Questions

  • Q: What is dop wax used for in lapidary?
    A: Dop wax is used to securely attach gemstones and cabochons to dop sticks, holding them firmly in place during grinding, shaping, and polishing on a cabbing machine or flat lap. A secure dop bond prevents the stone from shifting during aggressive grinding stages, ensuring accurate shaping and consistent results.
  • Q: What is the difference between red, green, and gray dop wax?
    A: Red (high-temperature) wax provides the hardest, strongest bond — ideal for hard stones like ruby, sapphire, and quartz during aggressive grinding. Green (general-purpose) wax is the most versatile grade, suitable for most gemstones and glass through grinding and pre-polish stages. Gray (low-temperature) wax melts at the lowest temperature and is specifically designed for heat-sensitive stones such as opal, turquoise, malachite, and amber where thermal exposure must be minimized.
  • Q: Which dop wax is best for heat-sensitive stones like opal?
    A: Gray low-temperature dop wax is the correct choice for heat-sensitive stones such as opal, turquoise, amber, and coral. It melts at ~60–80°C — significantly lower than red or green grades — minimizing thermal stress on the stone. Limit heating time to under 10 seconds and warm the stone gradually before dopping.
  • Q: How do I remove a gemstone from dop wax after polishing?
    A: Gently warm the dop stick with an alcohol lamp or by dipping in hot water to soften the wax, then carefully twist and lift the stone free. Avoid overheating — rapid temperature changes can cause thermal shock and crack heat-sensitive stones. For stubborn bonds, place the dop stick in a freezer for 10–15 minutes; the wax will contract and release the stone cleanly.
  • Q: Can dop wax be reused, and how do I store it?
    A: Yes — dop wax can be remelted and reused multiple times. Keep it clean and free of grit or stone debris between uses, as contamination reduces bond strength. Store dop wax in a cool, dry location away from direct sunlight. Discard wax that has become heavily contaminated or has lost its bonding strength after repeated use.