HEMPEL Penguard Zinc-rich Epoxy Primer 550 is a zinc-rich primer of the epoxy coating system. HEMPEL Penguard Zinc-rich Epoxy Primer 550 is used as a general-purpose long-life primer on steel surfaces in severely corrosive environments. HEMPEL Penguard Zinc-rich Epoxy Primer 550 is an active epoxy zinc-rich primer complying with SSPC Paint-20 (2019) Level 3, Type II requirements. Parameters on this page: volume solids 65 ± 2%, dry film thickness 60 µm, theoretical spreading rate 11 m²/L. Comparable models of the same brand: HEMPEL Epoxy Zinc-rich Primer, HEMPEL Penguard Zinc-rich Epoxy Primer 650, HEMPEL Penguard Zinc-rich Epoxy Primer 750.
Parameter source: HEMPEL original Technical Data Sheet (TDS) 'HEMPEL Penguard Zinc-rich Epoxy Primer 550'; values such as spreading rate are converted from TDS parameters and are for product 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 | 65 ± 2% |
|---|---|
| Dry Film Thickness | 60 µm |
| Theoretical Spreading Rate | 11 m²/L |
| VOC | 325 g/L (China) |
| Density / Specific Gravity | 1.9 kg/L |
| Number of Components | Two-component |
| Flash Point | 29°C |
| Thinner | HEMPEL's Thinner 08450 |
| Colour / Appearance | Grey 19840 |
For more Q&A on selection, application, acceptance and defect diagnosis, seeFAQsection.
HEMPEL Penguard Zinc-rich Epoxy Primer 550 is an active epoxy zinc-rich primer complying with SSPC Paint-20 (2019) Level 3, Type II requirements. HEMPEL Penguard Zinc-rich Epoxy Primer 550 has high mechanical strength. The product fully complies with ASTM D520 Type 2 and EU Directive 2004/42/EC 'Directive on the limitation of volatile organic compounds in paints: subcategory j'.
HEMPEL Penguard Zinc-rich Epoxy Primer 550 is used as a general-purpose long-life primer on steel surfaces in severely corrosive environments.
- Third-party verified, product-specific Environmental Product Declaration (Type III EPD, ISO 14025, EN 15804)
- Meets ISO 12944 requirements when used as part of a specified coating system. Part 6 C5 Very High.
- Reaction-to-fire tested in accordance with EN 13501-1 (as part of a coating system using approved primer and topcoat). B-s1, d0.
- Excellent mechanical strength, also under cyclic temperatures, with high flexibility and a self-healing effect improving tolerance of high film thickness.
| Product safety | Flash point 29 °C |
|---|
| Regulations | Value |
| European Union | 325 g/L |
| USA (coatings) | 325 g/L |
| USA (regulatory) | 325 g/L |
| Canada | 325 g/L |
| China | 325 g/L |
| Hong Kong | 325 g/L |
| South Korea | 325 g/L |
Subject to specific legislation; see the explanatory notes on the Hempel website hempel.com or your local Hempel website. ªEU Directive 2004/42/CE. 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 | 1734G |
|---|---|
| Product components | Base 1734U |
Curing agent 97043
| Standard colour / code | Grey 19840 |
|---|---|
| Gloss | Flat |
| Volume solids | 65 ± 2% |
| density | 1.9 kg/L |
| Recommended dry film thickness | 60 µm |
For further details, refer to the separate Hempel document Surface Preparation Guide.
Base 1734U : Curing agent 97043 (4 : 1 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 08450 |
|---|---|
| Cleaning solvent | HEMPEL's Tool Cleaner 99610 |
| Product temperature | 20°C | 0°C | 40°C |
| Pot Life | 3 h | 6 h | 1 h |
| Tools | Maximum thinning volume | Application parameters |
| Airless Spray | 10% | Nozzle pressure: 22 MPa; nozzle size: 0.43–0.53 mm |
If brush or roller application is used, several coats may be required to achieve the specified dry film thickness. Spray parameters are indicative and may be adjusted to suit site conditions. Pressure figures apply to the material at 20 °C. (*For other application methods, consult the company representative.)
| Specification range | Low | High | Recommended |
| Dry Film Thickness | 40 µm | 100 µm | 60 µm |
| Wet Film Thickness | 62 µm | 154 µm | 92 µm |
| Theoretical Spreading Rate | 16 m²/L | 6.5 m²/L | 11 m²/L |
Excessive thickness must be strictly controlled; local thickness must never exceed 200 µm [8.0 mils] DFT. On irregular surfaces, take particular care to avoid over-application.
| Surface temperature | -10°C | 0°C | 20°C | 40°C |
| Touch Dry | 70 min | 40 | 15 | 5 |
| Hard Dry | 6 h | 4 | 1½ | ½ |
| Fully cured | - days | - | 7 | - |
Measured at 60 µm dry film thickness under standard conditions; see Hempel's explanatory notes.
Hempel's specifications supersede all guidance shown in the recoat table.
| Product name | -10°C | 0°C | 20°C | 40°C | |
| Atmospheric, moderate | |||||
|---|---|---|---|---|---|
| HEMPEL's Multi-purpose Epoxy Mastic 500 (winter grade) | Minimum | 3 h | 90 min | 45 min | 25 min |
| Maximum | Extendable* | ||||
| HEMPEL's Polyurethane Mastic Topcoat 55610 | Minimum | 3 h | 90 min | 45 min | 25 min |
| Maximum | 56 days | 42 days | 14 days | 3½ days | |
| Atmospheric, severe | |||||
| HEMPEL's Multi-purpose Epoxy Mastic 500 (winter grade) | Minimum | 3 h | 90 min | 45 min | 25 min |
| Maximum | 90 days | 30 days | 7 days | ||
| HEMPEL's Polyurethane Mastic Topcoat 55610 | Minimum | 3 h | 90 min | 45 min | 25 min |
| Maximum | 20 days | 15 days | 5 days | 28 h | |
Extendable* Depending on the actual exposure conditions, the coated surface may be recoated after an extended time. Contact your local Hempel representative for advice.
For products of the same generic chemical composition, recoat times are for reference only.
For further information, refer to Hempel's specifications.
- To achieve the stated drying times, adequate ventilation during application, drying and curing is essential.
| Ambient temperature | 25°C |
| Binder | 12 months |
| Curing agent | 36 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.
| Dry Film Thickness | 1 µm | |
| GWP (Global Warming Potential) | 10.2 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:
| Number | Document description | Location/Notes |
| 3. | PDS | This document |
datasheet, which is also available for download at www.hempel.com.
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.
