Powder coating primer containing zinc MT-PZ ALZ55N
Product Description
MT-PZ is a powder coating primer containing zinc which is designed to give enhanced corrosion protection of mild steel. This duplex system combines cathodic protection and barrier effect. Dedicated to steel protection with a surface pre-treatment obtained by grit/shot. MT- PZ is based on a specific epoxy zinc rich formulation that brings conductivity to enable the cathodic protection. MT-PZ includes a specific anticorrosive function which improves the protection in case of scratch.
Powder Properties
| Chemical type | Thermosetting epoxy |
| Appearance | Smooth |
| Color | Grey |
| Recommended Film Thickness (µm) | 70 – 120 µm |
| Density (g/cm3) | 2.9 ± 0.03 g/cm³ |
| Application | Electrostatic |
| Storage | Under dry, cool (≤ 30°C) conditions |
| Shelf life | At least 12 months from production date |
Pretreatment
Surface preparation depends upon the metal, the type of surface, its conditions and the required performance. See our recommendation for pretreatment to be used with MT- PZ.
| Substrate | Mechanical pretreatment | Chemical pretreatment |
| Mild steel | Grit Blasting Sa 2.5 in accordance with ISO NF EN 8501-1. Roughness: Rz 35 60 µm / Ra 6-12 µm | Banned |
| Cast steel | ||
| Electro Zinc steel | Banned | |
| Hot dip galvanized steel | ||
| Zinc sprayed (gas flame/electrical deposition) |
Application
MT-PZ is suitable for corona electrostatic spraying. Tribo application is not recommended.
| Application settings | Fluidizing air pressure: 1.5kg/cm² initially then 1kg/cm²
Transport air pressure: 0.5 to 0.8 kg/cm Recommended voltage: 65 to 70kV |
| Curing limits | Primer should be cured, or at least gelled, using the recommended curing schedules, before application of the topcoat. The object temperature must not be below 110°C or above 180°C.
The primer should be cured in a convection oven, optionally with infra-red heaters, with air temperature not exceeding 180°C. |
| Recommended film thickness | 70-120 µm A good protection is linked with the recommended film thickness. |
| Recycling | Trials, with suitable recycling equipment, must be carried out before commencing production. Attention should be paid to the ratio of new powder, a minimum of 70% must be used. Gun nozzles must be cleaned every 30 minutes. |
If you're ready to take the next step, Leave your message below and we’ll reply soon. 20+ years of chemical manufacturing & export experience, a partner you can trust.
Send product request
Other supplier products
 |
High-gloss powder coatings/powder coating with HS code support | Introduction High-gloss powder coatings are designed to provide a striking, reflective finish that enhances the visual appeal of surfaces. Applied... |
 |
Polyurethane powder coating series | Made of hydroxy polyester resin and isocyanate curing agent as the main raw materials. Features: –Good adhesion, good mechanical properties... |
 |
Powder Coating Manufacturer – High-Quality | Our Powder coatings are adapted for a range of applications and specially tailored to the individual requirements of our customers. Our top-quality... |
 |
Rose Red Glossy Powder Coating/ | Applications Exterior Industrial, Specialized Finish type Smooth Color standard: RAL RAL colors: RAL Classic K7 RAL code: 3017 RAL name Ros... |
 |
High Temperature Curing Powder Coating | Introduction We are a professional powder coating manufacturer based in China, specializing in High Cure Powder Coating designed for demanding ind... |
Same products
 |
Epimedium Extract | Seller: Xi'an Yuensun Biological Technology Co., Ltd. | Product Name: Epimedium ExtractLatin Name: Epimedium Sagittatum Maxim.Specification: Icariin 5%, ... |
 |
Pumpkin Powder | Seller: Xi'an Yuensun Biological Technology Co., Ltd. | Product Name: Pumpkin PowderLatin Name: Cucurbita pepo L.Used Part: FruitAppearance: yellow fine ... |
 |
Broccoli Powder | Seller: Xi'an Yuensun Biological Technology Co., Ltd. | Product Name: Broccoli powder Latin Name: Brassica oleracea L.var.italic Planch. Used Part: Who... |
 |
Pomegranate Powder | Seller: Xi'an Yuensun Biological Technology Co., Ltd. | Product Name: Pomegranate PowderLatin Name: Punica granatum linn.Used Part: Fruit juiceAppearance... |
 |
Orange Powder | Seller: Xi'an Yuensun Biological Technology Co., Ltd. | Product Name: Orange PowderLatin Name: Citrus sinensisUsed Part: Fruit juiceAppearance: Light yel... |
