
Demex R600
Two-part epoxy bonding adhesive for tiles and stone
Two-part epoxy adhesive that back-coats natural stone and large-format tiles: a bonding bridge to the tile adhesive and at the same time a moisture barrier that prevents staining of the stone.
- ConsumptionAbout 1.0 kg/m² for full back-coating (excluding waste)
- Packaging20 kg set: component A 10 kg + component B 10 kg
- DocumentsTDS and test reports · 7 pages
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- Genuine Demex products, distributed in Vietnam by VNA
- TDS and test reports viewable right on this page
- Goods delivered with CO/CQ per batch
- Support with material selection, consumption and submittal dossiers
TDS and test reports
Demex R600 technical dossier


Applications
- Back-coating natural stone and large-format tiles before installation
- Bonding tiles and stone over concrete, existing tiles, fibre-cement boards and OSB
- Consolidating and improving adhesion of cement-board and plywood substrates
Advantages
- Blocks rising moisture, prevents staining of the stone face
- Bonding bridge between stone and cementitious adhesive
- Long working time: 120 minutes after mixing
- Simple 1 : 1 mixing ratio
Application steps
- Mix components A and B at 1 : 1 until the colour is uniform.
- Trowel a thin coat of R600 to fully cover the back of the stone with a flat trowel.
- Spread cementitious tile adhesive onto the substrate with a notched trowel.
- Spread cementitious adhesive onto the R600 coat while still wet (within 30 minutes).
- Set the stone, adjust with a rubber mallet and levelling wedges within 30 minutes.
- Grout after at least 24 hours.
Notes
- Cement-board and plywood substrates: trowel an extra thin coat of R600 onto the substrate to consolidate and improve adhesion.
Technical data
| Property | Value | Standard |
|---|---|---|
| Shear adhesion | 4.1 MPa (requirement ≥ 2.0) | JC/T 547-2017 |
| Shear adhesion after water immersion | 3.5 MPa (requirement ≥ 2.0) | JC/T 547-2017 |
| Shear adhesion after thermal shock | 3.5 MPa (requirement ≥ 2.0) | JC/T 547-2017 |
| Adhesion after 20 minutes open time | 2.2 MPa (requirement ≥ 0.5) | JC/T 547-2017 |
| Working time after mixing | 120 minutes | |
| Adjustment time | 30 minutes |
Packaging
- 20 kg set: component A 10 kg + component B 10 kg
- Mixing ratio A : B = 1 : 1 by weight
Consumption
- About 1.0 kg/m² for full back-coating (excluding waste)
Data per Demex R600 product documentation. Test values were obtained under laboratory conditions; contact VNA for the latest technical documents.
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