TR620 Heat-resistant Anti-rust Primer 300 °C is a heat-resistant coating. Used for surface protection of steel structures such as machinery, boilers and exhaust pipes operating at temperatures up to 300 °C. A one-component heat-resistant silicone resin paint available in a limited range of colours (grey, iron red, etc.). Parameters on this page: volume solids 53–60% depending on colour; dry film thickness 35–60 µm; theoretical spreading rate 9.5–10.7 m²/kg.
Source: OSAKA original technical data sheet (TDS) 'TR620 Heat-resistant Anti-rust Primer 300 °C'. Spreading rate and other values converted from the TDS; for reference only.
The above content is compiled from the manufacturer's datasheet and this site's parameter tables. For selection, coating systems and lead times, pleaseContact Usfor confirmation.
This page carries the full TDS for this product, translated from the manufacturer's original document. No file download is needed; for an original-language copy, send an enquiry.
| Volume Solids | 53–60%, depending on colour |
|---|---|
| Dry Film Thickness | 35–60 µm |
| Theoretical Spreading Rate | 9.5–10.7 m²/kg |
| VOC | 344–404.2 g/L |
| Density / Specific Gravity | 1.3–1.5 kg/L |
| Number of Components | One-component |
| Thinner | OUP 102, recommended addition 3%–5% |
| Mixing Ratio | Single pack |
| Pot Life | Unlimited |
A one-component heat-resistant silicone resin paint available in a limited range of colours (grey, iron red, etc.).
Used for surface protection of steel structures such as machinery, boilers and exhaust pipes operating at temperatures up to 300 °C.
| Volume Solids | 53–60%, depending on colour. |
|---|---|
| Dry Film Thickness | 35–60 µm |
| Theoretical Spreading Rate | 9.5–10.7 m²/kg at 40 µm dry film thickness. |
| Practical Spreading Rate | Allowing a suitable loss |
| Volatile organic compound content | 344–404.2 g/L |
| Mixing Ratio | Single pack |
|---|---|
| Airless spray | Recommended: nozzle tip size 0.43–0.53 mm; fluid pressure ≥17.6 MPa |
| Brush or roller | Recommended |
| Conventional spray | Suitable, but not recommended. |
| Thinner | OUP 102, recommended addition 3%–5%. |
| Paint equipment cleaner | OUP 102 |
| Pot life | Unlimited |
| Drying Time | ||||
| Substrate Temperature | Touch dry (h) | Hard dry (h) | Recoat Interval | |
| Minimum | Maximum | |||
| 10°C | 2.5 | 48 | 48 h | Unlimited |
| 23°C | 1.5 | 36 | 36 h | Unlimited |
| 35°C | 1 | 24 | 24 h | Unlimited |
| Storage | Store in a cool, dry environment |
|---|---|
| Shelf life | 1 year |
| Packaging Specifications | 20 kg in a 20 L container |
| Flash Point | Above 24 °C |
| density | 1.3–1.5 kg/L |
Before application, assess and prepare all surfaces to be coated in accordance with ISO standards. Remove any oil and grease by solvent cleaning to SSPC-SP1; blast clean to Sa 2.5 or clean with power tools to St 3; remove dust and contaminants.
Information is subject to the manufacturer's latest version; the manufacturer's latest TDS prevails.
The technical parameters on this page are taken from the product's original manufacturer technical datasheet, the copyright of which belongs to the manufacturer. If a rights holder considers the presentation inappropriate, contact us for verification and handling.
For more Q&A on selection, application, acceptance and defect diagnosis, seeFAQsection.
Packaging specifications and batch lead times are subject to actual availability. PleaseContact Uscontact us for project-based calculation.
