MDF Powder Coating
We are a manufacturer based in China, specializing in high-quality MDF Powder Coating for industrial clients worldwide. Technical support and custom formulation available.
Category：powder Coating | Brand：MT
Introduction
MDF Powder Coating is formulated for coating medium-density fiberboard (MDF) using a specialized application and curing process. Designed primarily for indoor decorative applications, it offers a range of color and finish options along with mechanical and chemical resistance. Suitable substrate preparation and curing conditions are essential for coating quality and adhesion.
Key Features
Low-Temperature Curing
Designed for low-temperature curing processes when matched with a compatible MDF substrate and coating system.
Solvent-Free Application
Powder coating does not require conventional solvent-based paint application, helping reduce solvent-related emissions during coating.
Mechanical Performance
The supplied test data covers adhesion, flexibility, impact resistance, and pencil hardness.
Chemical Resistance
The source specification reports resistance to common acids, alkalis, and oils at room temperature.
Decorative Finishes
Available in various colors, with sand-textured or hammer-effect finishes described in the original product information.
Indoor Applications
Developed primarily for indoor decorative products. Outdoor use is not recommended without specific product approval.
Applications
MDF Furniture
Residential and commercial furniture, office fitouts, retail displays, and kitchen or bathroom cabinets.
Decorative Components
Furniture panels and compatible hardware or decorative parts requiring a colored or textured finish.
Other Substrates
Automotive components, laboratory equipment, carbon fiber, pipes, bottles, and containers are also listed in the source. Confirm substrate and process compatibility before use.
Application Methods and Technical Parameters
Application Method
Corona Electrostatic Spraying
Curing Equipment
Infrared Oven
Recommended Film Thickness
70–90 μm
| Parameter | Specification |
|---|---|
| Application Method | Corona electrostatic spraying |
| Curing Guide | 140°C for 5–8 minutes (original application data) |
| Film Thickness | 70–90 μm (application data); 60–80 μm (separate technical test data) |
| Theoretical Coverage | Source states 8–110 m²/kg at 70 μm and 100% utilization. This range requires confirmation with the manufacturer. |
| Packaging | Double PP bags; net weight 15 kg or 20 kg per carton |
| Shelf Life | 6 months when stored below 25°C and protected from direct sunlight |
Technical Test Conditions
Mechanical Tests
Conducted on 0.6 mm degreased cold-rolled steel panels.
Corrosion and Aging Tests
Conducted on 0.6 mm zinc-phosphated steel panels or chromated aluminum panels.
Separate Test Curing Condition
120°C for 3 minutes at part temperature, as specified in the original technical indicators. Confirm suitability for the actual MDF substrate and production process.
Performance Test Results
| Test Item | Requirement / Result | Test Standard |
|---|---|---|
| Flexibility (Bending) | Pass, 6 mm mandrel diameter; pass, 4 mm mandrel diameter | ASTM D522; GB/T 1731 |
| Dry Adhesion | Pass, 5B; pass, Grade 0 | ASTM D3359; ISO 2409 |
| Cupping (Erichsen) | Pass at 6 mm, with no cracking or delamination | ISO 1520; GB/T 9753 |
| Impact Resistance (Direct Impact) | ≥ 50 kg·cm | ASTM D2794; GB/T 1732 |
| Pencil Hardness | ≥ H | ASTM D3363; GB/T 6739 |
| Chemical Resistance | Good; tested with common acids, alkalis, and oils at room temperature | Not specified |
| Water Spray Resistance | Pass, 1,000 hours, with no blistering or gloss loss | ASTM D1735 |
| Water Immersion Resistance | Pass, 240 hours, with no blistering or gloss loss | ASTM D870 |
| Neutral Salt Spray | Pass, 500 hours, with no blistering or coating failure | ISO 9227 |
MDF Powder Coating vs. Liquid Coatings
Powder and liquid coating systems differ in application equipment, curing requirements, material utilization, and process design. The following is a general comparison; actual costs and performance depend on the coating formulation, substrate, production line, and local operating conditions.
| Comparison | Powder Coating | Liquid Coating |
|---|---|---|
| Cost | The source estimates an overall cost of RMB 80–150/m²; verify against the actual process and market. | The source gives an unclear estimate of “RMB 200–150/m²”; this figure requires correction and verification. |
| Emissions and Material Use | Typically avoids solvent-based application and can allow recovery of suitable overspray powder. Actual utilization depends on the equipment and process. | Solvent use and VOC emissions depend on the paint formulation and application system. |
| Complex Shapes and Edges | Can coat compatible complex geometries when the substrate and application process allow. | May require additional application or edge-finishing steps depending on the design. |
| Production Process | May support a shorter process with suitable spraying and curing equipment. | May involve multiple coating, drying, and finishing stages. |
| Coating Performance | Performance depends on the powder formulation, curing conditions, and substrate compatibility. | Performance varies with paint chemistry, application quality, and curing or drying conditions. |
Contact our team for MDF powder coating specifications, sample availability, compatible substrate requirements, and recommendations for your furniture or decorative panel production line.
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