Epoxy sealer (clear) for wood and concrete
GEMCOAT ES 2:1 LV is a low viscosity epoxy resin formulated for use as a hard, resistant, clear sealer for timber and other substrates (consult GemCo). It is particularly suited to filling cavities up to 20mm deep in one pour due to its air release & low viscosity - it is commonly used in decoupage applications. It has been used by hobbyists, crafts, woodturners, electrical component manufacturers etc.
Download 4.151 GEMCOAT ES 2:1 Product Sheet
Physical properties
- Appearance: Base - clear liquid Hardener - clear liquid
- Odour: low odour
- Flammability: non flammable
- Solids: 100%
- Coating Type: Epoxy
- Packaging: 1,2,10, 20 litre two part pack & 200L drums
- Mix ratio: 2:1(base : hardener)
- Pot Life: Approximately 30 min @ 20 °Celsius (200g mix)
- Coverage: 1 sq metre/litre @ 1 mm thickness ( typical - depends on substrate)
- Dry to Recoat: Typically overnight - will vary according to temperature & humidity.
- Tensile strength:* 3000 psi
- Compressive strength* 7000 psi
- Shore hardness:* 70 *typical value
Surface Preparation
- Test patch is recommended on a new substrate or if the product has not been used before.
- All surfaces to be clean, dry, and free of loose material.
- Thoroughly solvent wipe wooden surfaces to remove any oily deposits and allow to dry.
Method of Application
- For best results store , apply, & cure resin at temperature of 25 ° C.
- Add 1 part hardener to 2 parts base (by volume) and thoroughly hand mix .
- Hand mix small quantities with a stick taking care to scrape sides & bottom of container then allow to sit for a few minutes for air to come out - watch pot life.
- Pour in to cavity to be filled and leave product to self level then use a gas flame or heat gun (if required) waved gently over the surface to release any air bubbles.
- Allow to cure in a dust free environment. The product can be cut and polished although the finish is often good enough without this.
- Cutting & Polishing - wet sand with 600 then 1200 grit paper until a uniformly flat surface is achieved. Buff with 3M Perfect It III 5958 cutting compound (or equivalent) until level of gloss required is achieved. A coat of 3M Perfect-It III polish (or equivalent such as Diamond Cutting Compound 2.0) can be applied to give a very high gloss finish.
- Note: GEMCOAT ES 2:1 LV can be used on bar & table tops but GEMCOAT ES 1:1 is better suited to this type of use
Handling Precautions
- Avoid contact with eyes and skin.
- Do not ingest.
- Use with adequate ventilation.
- Protective clothing ,eye protection, and gloves should be worn.
- Do not breathe vapor or spray.
- Keep away from children.

