ZTC828 is a professional 2K high gloss clear coat designed for automotive repair, body shops, 4S stations, and industrial refinishing. This acrylic polyurethane clear coat delivers outstanding gloss, excellent leveling, and long-term durability, making it a top choice for professionals who demand high-quality finishing.
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As a high-performance automotive clear coat, ZTC828 provides excellent adhesion, anti-yellowing performance, and weather resistance. It is specially formulated to restore and protect painted surfaces while maintaining a mirror-like finish for years. Whether for small repairs or full-body refinishing, this high solid clear coat ensures stable performance and reliable results for customers worldwide.

ZTC828 offers exceptional gloss and clarity that enhances the visual effect of basecoats. Its superior leveling ability reduces orange peel and creates a smooth, glass-like surface that meets the strict standards of high-end automotive refinish clear coat.
This UV-resistant clear coat maintains color stability and resists yellowing even under long-term sun exposure. It provides reliable protection against fading, scratching, and environmental damage.
ZTC828 offers an easy polishing process, which improves efficiency in body shops and industrial refinishing. The balance of its drying performance ensures that polishing can be done within a suitable time frame after application.
With a high-crosslinking structure, the cured film offers strong hardness and toughness. It resists scratches and daily wear, making this durable clear coat ideal for Mid - to high - end vehicle refinishing.
| Item | Specification |
|---|---|
| Product Type | 2K Acrylic Polyurethane Clear Coat |
| Mix Ratio (Volume) | Clear Coat : Hardener : Thinner = 2 : 1 : 0.2–0.4 |
| Gloss (60°) | ≥ 90 |
| Drying Time (25℃) | ZTH828K: Dust-free: 20 minutes, Polishable: 12-16 hours ZTH828B: Dust-free: 30 minutes, Polishable: 16-20 hours ZTH828M: Dust-free: 40 minutes, Polishable: 20-24 hours |
| Force Drying (60℃) | ZTH828K: Dust-free: 5 minutes, Polishable: 30 minutes ZTH828B: Dust-free: 10 minutes, Polishable: 35 minutes ZTH828M: Dust-free: 15 minutes, Polishable: 40 minutes |
| Pot Life (25℃) | 3–4 hours |
| Film Thickness | 40–60 μm per layer |
| Flash-off Time | 5–10 minutes between coats |
| Hardness (Pencil) | ≥ H |
| Adhesion | Grade 1 (Cross-cut test) |
| Shelf Life | 2 years (unopened) |
| Application | Spray (HVLP, conventional, electrostatic) |
ZTC828 high gloss clear coat is compatible with most standard 1K basecoats and automotive repair systems. It supports multi-purpose application, helping wholesalers reduce inventory complexity.
The product has excellent spray performance and good flowability, lowering operating difficulty for painters. It is suitable for both manual spray and semi-automatic processes, supporting stable mass production for professional auto body clear coat users.
Manufactured under strict quality control, ZTC828 guarantees consistent viscosity, color, and performance between batches. This stability is highly valued by fleet maintenance, large repair chains, and international automotive coating suppliers.
ZTC828 high gloss clear coat is provided in standard industrial packages to support global wholesale and distribution:
1L, 5L, 20L
Suitable for warehouse storage and long-distance transportation
Stable supply for distributors, body shop chains and importers
Full technical support and after-sales service for partners
ZTC828 is more than just a high gloss clear coat — it is a reliable solution for professional automotive refinishing. It combines high gloss, durability, easy application and cost efficiency, perfectly matching the needs of auto body shops, 4S centers, paint distributors, and fleet maintenance facilities.
If you are looking for a stable, high-quality 2K automotive clear coat with strong market competitiveness, ZTC828-H-S is your ideal choice.
Product Features: High-concentration, universal 2K acrylic polyurethane clear coat. Excellent gloss and color retention. High brightness with superior leveling effect. Widely suitable for all repair work in 4S shops and repair facilities.
Matching Products: ZTH828 K/B/M H.S. Fast/Standard/Slow Drying Hardener, ZK301K/B/M High performance fast/standard/slow Drying Thinner.
Applicable Substrates: Surfaces coated with Zuotong 1K basecoat; other thoroughly dried and sanded paint surfaces.
Surface Cleaning: Use cleaning oil remover to remove wax, oil, other impurities and dust. Wipe clean with dust cloth.
| Mixing Ratio: Clear Coat + Hardener + Thinner (Volume ratio) 2 : 1 : 0.2~0.4 | ||
| < 18℃ | ZTH828K | ZK828K |
| 18 -- 30℃ | ZTH828B | ZK828B |
| > 30℃ | ZTH828M | ZK828M |
Pot Life After Mixing (25°C): Approximately 3 hours with ZTH828K; Approximately 4 hours with ZTH828B / ZTH828M.
Spray Gun Caliber: Gravity-feed spray gun: 1.2 – 1.4 mm.
Spray Pressure: 1.8 – 2.5 bar.
Application Method: Apply 2 – 3 coats with a flash-off time of 5 - 10 minutes between coats.
If baking is required, allow the final clear coat to stand for 15 - 20 minutes before baking.
Drying Time | Dust-Free time | Polishing Time |
| Room Temperature (25℃) | 20-30 minutes | 10-14 hours |
| Baked (60℃) | 2-8 minutes | 30-40 minutes |
Notes:
1. When the application environment temperature is < 15°C, air drying is not recommended; forced drying (baking) is advised.
2. When the application environment temperature is > 30°C, an appropriate amount of anti-blushing agent(ZF155) can be added. Refer to the anti-blushing agent(ZF155) instructions for details.
3. Clean all spraying tools with thinner immediately after use to avoid difficult cleaning after curing.
4. The clear coat after mixed with hardener must be used promptly and cannot be stored for extended periods.
5. If minor dust dots or sagging occur after spraying, can deal with wet sanding with 1200#--2000# sandpaper after complete hardening first, and then followed by polishing with polishing wax.
Packaging and Storage: 1L*12/CTN, 5L *4/CTN.
Store in a cool, dry and well-ventilated place. Shelf life in unopened original packaging is 2 years.
Safety Information:
This product is for use by professionals only. Use appropriate personal protective equipment during application.
Observe fire prevention measures during use and storage. Keep away from children. Please contact the supplier for any inquiries.
