Hempel's Zinc Silicate Shop Primer 15820 is an inorganic zinc silicate coating used as a primer. Provides short- to medium-term protection for blast-cleaned steel plates and other steel structures during storage, fabrication and assembly. As a pre-construction primer for ballast oil tank coating systems, the product complies with IMO MSC.215(82), and as a pre-construction primer for cargo oil tank coating systems, it complies with IMO MSC.288(87). Parameters on this page: volume solids 28 ± 2%, dry film thickness 15 µm, theoretical spreading rate 19 m²/L. Comparable products from the same brand: Hempel's Zinc Silicate Shop Primer 15890, Hempel's Fibre-reinforced Inorganic Zinc-rich 15750, Hempel's Zinc-rich Primer 16490.
Source: HEMPEL original technical data sheet (TDS) "Hempel's Zinc Silicate Shop Primer 15820"; spreading rate and other values are converted from TDS parameters and are for selection 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 | 28 ± 2% |
|---|---|
| Dry Film Thickness | 15 µm |
| Theoretical Spreading Rate | 19 m²/L |
| VOC | 660 g/L (China) |
| Density / Specific Gravity | 1.3 kg/L |
| Number of Components | Two-component |
| Flash Point | 22°C |
| Thinner | HEMPEL's Thinner 08570 |
| Colour / Appearance | Grey 19840 |
For more Q&A on selection, application, acceptance and defect diagnosis, seeFAQsection.
15820
Hempel's Zinc Silicate Shop Primer 15820 is a two-component, solvent-borne zinc silicate shop primer, specially designed for automatic spray application, and particularly suitable for applications requiring high welding (MIG/MAG) and gas cutting performance. Provides protection for thermally affected areas up to 800 °C. As a pre-construction primer for ballast oil tank coating systems, the product complies with IMO MSC.215(82), and as a pre-construction primer for cargo oil tank coating systems, it complies with IMO MSC.288(87).
Provides short- to medium-term protection for blast-cleaned steel plates and other steel structures during storage, fabrication and assembly.
| Product safety | Flash point 22 °C |
|---|
| Regulations | Value |
| European Union | 660 g/L |
| USA (coatings) | 660 g/L |
| USA (regulatory) | 660 g/L |
| Canada | 660 g/L |
| China | 660 g/L |
| Hong Kong | 660 g/L |
| South Korea | 660 g/L |
Subject to specific legislation; see the explanatory notes on the Hempel website hempel.com or your local Hempel website. This product complies with the VOC requirements of national mandatory or recommended standards; consult the company representative for details.
Handle with care. Before and during use, observe the safety labels on the packaging and paint containers and comply with all local and national safety regulations. Consult the Hempel Safety Data Sheet and Product Data Sheet for the product at all times.
For professional use only.
| Product code | 15820 |
|---|---|
| Product components | Base 15829 |
Curing Agent 99751
| Standard colour / code | Grey 19840 |
|---|---|
| Gloss | Flat |
| Volume solids | 28 ± 2% |
| density | 1.3 kg/L |
| Recommended dry film thickness | 15 µm |
15820
For further details, refer to the separate Hempel document Surface Preparation Guide.
Base 15829 : curing agent 99751 (2 : 3 by volume)
Products containing floating or settling particles/pigments require continuous stirring during application; this is especially important when heavily thinned.
| Thinner | HEMPEL's Thinner 08570 |
|---|
HEMPEL's Thinner 08700
| Cleaning solvent | HEMPEL's Thinner 08570 |
|---|
| Product temperature | 20°C |
|---|---|
| Pot Life | 24 h |
| Tools | Maximum thinning volume | Application parameters |
| Airless Spray | 30% | Nozzle pressure: 8 MPa; tip size: 0.48–0.58 mm |
| Air Spray | 30% | Not applicable. |
| Brush | 15% | Not applicable. |
Extra thinning may be required to reduce dry spray at high temperature. Spray parameters are indicative and may be adjusted to site conditions. Pressure values apply to material at 20 °C. (*For other application methods, consult the company representative!).
| Specification range | Low | High | Recommended |
| Dry Film Thickness | 15 µm | 20 µm | 15 µm |
| Wet Film Thickness | 53 µm | 71 µm | 53 µm |
| Theoretical Spreading Rate | 19 m²/L | 14 m²/L | 19 m²/L |
| Surface temperature | 20°C |
| Dry to handle | 5 min |
15820
- To achieve the stated drying times, adequate ventilation during application, drying and curing is essential.
| Ambient temperature | 25°C |
| Binder | 12 months |
| Curing agent | 12 months |
When stored in unopened original containers, shelf life is counted from the date of production. Thereafter, the product quality must be re-inspected. Storage at high temperatures may shorten the shelf life. For advice, consult Hempel.
- Store the product in accordance with the Safety Data Sheet, label and local regulations. Keep containers in a dry, cool, well-ventilated place away from heat and sources of ignition. Keep containers tightly closed. Handle with care.
| Number | Document description | Location/Notes |
| 3. | PDS | This document |
datasheet, which is also available for download at www.hempel.com.
| Dry Film Thickness | 1 µm | |
| GWP (Global Warming Potential) | 16.3 g CO₂e/m² |
Carbon footprint is based on a 1 µm dry film thickness formed over a surface area of 1 m².
The scope includes raw materials, transport to the Hempel factory, the Hempel production process, and any volatile organic compounds (VOC) emitted during and after use of the product.
Calculated based on the standard colours defined in this PDS. Values may vary with colour.
For further information, refer to the Hempel website (https://www.hempel.com/service-and-support/technical-guidelines) or your local Hempel website:
- Application methods - General application guide. This Product Data Sheet (“PDS”) relates to the product supplied (the “Product”), and its content is updated from time to time. Accordingly, the buyer/applicator should refer to the PDS supplied with the relevant batch of product (rather than an earlier version). In addition to the PDS, the buyer/applicator may receive some or all of the specifications, declarations and/or guides shown below, which are also available for download from the “Products” page of the Hempel website (www.hempel.com) (hereinafter the “Supplementary Documents”):
| 1. | Technical declaration | Provides one-off specific advice for the requirements of a specific project |
| 2. | Specifications | Issued for specific projects only |
| 4. | Explanatory notes to the PDS | Available for download at www.hempel.com, containing information related to product test parameters |
| 5. | Application guide | If available, provided at www.hempel.com |
| 6. | General technical guidelines (e.g. application and surface preparation) |
If the information in the PDS and the supplementary documents is inconsistent, the information shall take precedence in the order listed above. In this case, contact the Hempel representative for clarification. In addition, the buyer/applicator must give full consideration to the relevant safety information accompanying each product. Hempel accepts no liability for any defects arising from application not carried out fully in accordance with the recommendations and requirements of the relevant PDS and supplementary documents. The information and terms in this disclaimer apply to this PDS, the supplementary documents and any other relevant documents provided by Hempel for this product. In addition, unless otherwise expressly agreed in writing, supply of the product and all technical support are subject to Hempel's General Conditions of Sale, Delivery and Service.
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.
Packaging specifications and batch lead times are subject to actual availability. PleaseContact Uscontact us for project-based calculation.
