Polyvinyl acetate powder coating
We are a manufacturer based in China, specializing in high-quality Polyvinyl acetate powder coating for industrial clients worldwide. Technical support and custom formulation available.
Category：Application industries, powder Coating | Brand：MT
Introduction
Polyvinyl acetate powder coating is developed for products that stay outdoors year after year. Formulated with resin and curing agents such as TGIC or HAA, it combines excellent mechanical properties with outstanding weather resistance, keeping communication base stations, aluminium profiles, and outdoor facilities protected and good-looking over the long term.
Features
✓Excellent Mechanical Properties
High hardness, adhesion, and impact strength that withstand handling, assembly, and daily service.
✓Excellent Weather Resistance
Built for prolonged outdoor exposure, with standard and ultra-high weather resistant grades available.
✓Certified Quality Options
Selected products are certified to Qualicoat Class 1, giving specifiers an independently verified benchmark.
Application Areas
Suitable for various types of products exposed outdoors over the long term:
Communication Base Stations
Outdoor cabinets, antenna housings, and masts that must withstand sun and rain all year round.
Mechanical Equipment
Machine frames, covers, and housings used in demanding industrial environments.
Household Appliances
Outdoor units and metal housings requiring durable decorative protection.
Architectural Aluminium Profiles
Window and door frames and curtain wall profiles that must retain colour and gloss.
Transportation Facilities
Guardrails, signposts, and transit equipment subject to weather and road salts.
Stadium and Courtyard Facilities
Outdoor seating, railings, and courtyard installations needing long service life.
Product Series
Weather Resistance Grades
Standard weather resistance and ultra-high weather resistance products are available.
Gloss Levels
A range of gloss levels can be produced, from high gloss through to matte.
Colour Options
A wide selection of colours and mixed colours can be made to match your requirements.
Surface Effects
Available in flat, sandy, wrinkle, and metallic finishes.
Technical Parameters
Powder Properties
| Item | Specification |
|---|---|
| Specific Gravity | 1.1–1.8 g/cm³ |
Mechanical Properties
| Test Item | Test Standard | Performance Index |
|---|---|---|
| Pencil Hardness | GB/T 6739-1996 | ≥ H |
| Adhesion | GB/T 9286-1998 | Grade 0 |
| Bending | GB/T 6742-1986 | Φ 3 mm |
| Impact Resistance | GB/T 1732-1993 | 50 kg·cm |
| Cupping | GB/T 9753-1988 | > 6 mm |
Corrosion and Weathering Resistance
| Test Item | Test Standard | Performance Index |
|---|---|---|
| Salt Spray Resistance | GB/T 1771-1991 | No change in coating after 1,000 hours; single-sided corrosion at the cross-section < 2 mm |
| Moisture and Heat Resistance | GB/T 1740-1979 | > 1,000 hours, slight loss of gloss, ≥ Grade 1 |
| Light Aging Test | ASTM G154 (QUV, 0.78 W/m² @ 340 nm, 500 h) | Gloss retention ≥ 80% |
Note: The above parameters are laboratory data and are for reference only. Actual indicators are related to factors such as the customer’s environment, equipment, materials, pre-treatment, and spraying process.
Application Conditions
| Item | Condition |
|---|---|
| Pre-treatment | Phosphating treatment or chromating treatment |
| Coating Method | Corona electrostatic spraying, friction (tribo) electrostatic spraying, electrostatic fluidized bed spraying |
| Curing Condition | 200 °C × 10 min or 180 °C × 15 min; can also be designed according to customer needs |
Packaging and Storage
| Item | Specification |
|---|---|
| Packaging | Carton packaging |
| Net Weight | 20 kg / box |
| Inner Liner | Polyethylene plastic bag |
| Storage Temperature | Below 30 °C |
| Storage Environment | Dry and ventilated room, away from direct sunlight |
| Shelf Life | Stably stored for 12 months under the above conditions |
| After Expiry | Can be retested; the product may still be used if it meets the requirements |
Safety and Health
✓Non-Toxic Raw Materials
All raw materials used in the powder coating are free of toxic substances.
✓No Toxic Fumes in Curing
No toxic gas is released during baking and curing.
✓Avoid Dust Inhalation
Avoid inhaling powder dust during handling and spraying.
✓Wear Dust Masks
Operators should wear dust masks when working with the powder.
✓Minimise Skin Contact
Minimise prolonged contact between the skin and the powder.
✓Easy Skin Cleaning
Powder adhering to the skin can be washed off with soap.
Still comparing powder coating options for your outdoor products?
Tell us your substrate, working environment, and required gloss or effect — we will recommend the right grade and provide a quotation.
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