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Factory Supply High Performance Pigment Red 21(CAS6410-26-0)for Paint/Ink/Plastic-Competitive Price&Free Sample
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Basic Info
| PH of Water Extract | 7 | coloring powder(%)> | 102 | heat resistance | 120 degrees celsius |
|---|---|---|---|---|---|
| light resistance> | level 7 | moisture content(%)< | 1.3 | oil absorption value(%) | 38 |
| powder color | approximate | sieve residue(20 mesh)(%)< | 4 | ||
Product Description
Pigment Red 21
Company Profile:
Located in Shaoyang City, Hunan Province, we are a professional manufacturer of high-quality iron oxide pigments.
\With advanced production facilities and strict quality control, we focus on providing stable, reliable, and cost-effective coloring solutions for global customers.
COA Information (Based on Z20250216 Standard):
| Test Item | Standard | Result |
| powder color | bright red powdeer | approximate |
| coloring powder(%)> | 100 | 102 |
| moisture content(%)< | 1.5 | 1.3 |
| oil absorption value(%) | 30-40 | 38 |
| PH of Water Extract | 6-8 | 7 |
| sieve residue(20 mesh)< | 5% | 4% |
| light resistance> | level 6 | level 7 |
| heat resistance | 120℃ | 120℃ |
Conclusion: Passed – Conforms to Z20250216 standard.
Applications:
· Coatings & Paints – Industrial paints, baking finishes, powder coatings, water-based paints, architectural coatings
· Printing Inks – Offset inks, water-based inks, solvent-based inks, surface printing inks
· Plastics – PVC, polyethylene (PE) processing, plastic masterbatch (heat stable up to 120°C)
· Leather & Textiles – Leather dyeing, textile printing paste, fabric coloring
· Other Uses – Stationery (ink pads, chalk), cosmetics (soaps, candles), paper coloring, rubber products
Process Advantages:
· Advanced azo coupling reaction technology for consistent and stable product quality
· Strict control of reaction temperature and pH to ensure fine and uniform particle size
· Excellent dispersion performance in both water-based and solvent-based systems
· High tinting strength and good hiding power
· Good acid and alkali resistance
· Good light fastness (Grade 7) suitable for indoor and limited outdoor applications
· Low moisture content and controlled oil absorption for easy processing
· Non-toxic and environmentally friendly, suitable for industrial and cosmetic grades
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Contact Us
Shaoyang Zhongcai Manufacturing Co.,Ltd