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Indigo Blue Granular Company: Trends, Technology, and Custom Solutions

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indigo blue granular company sets the benchmark in the global pigment industry by providing highly consistent, eco-friendly, and technically advanced Bromo Indigo (Vat Bromo-Indigo, C.I.Vat Blue 5)—serving as a core coloring solution in textiles, plastics, paints, and chemicals.

Industry Overview & Market Development

The indigo blue granular company segment is experiencing robust growth, driven by rising demand in the textile, denim, plastics, leather, and specialty chemical industries. According to Dyes & Pigments Market Insights, 2023, the global vat dye market—including Bromo Indigo—grew at a CAGR of 4.1% in 2020-2023, with Asia-Pacific holding ~67% global production capacity. The trend is toward highly granular, low-dusting products with tighter particle size control, eco-compliance (REACH, ISO 9001:2015), and traceability.

Key Players: Exporters, Manufacturers, Factories, and Suppliers

Company Name	Country	Annual Output (tons)	Certifications	Key Products	Lead Time
Wuxin Group (official site)	China	1500+	ISO 9001:2015, SGS	Bromo Indigo, Indigo Blue Granular	7-15 days
Archroma	Switzerland	700	ISO 14001, ISO 9001	Vat Dyes, Granules	14-25 days
BASF Colors	Germany	1100	ISO 9001, REACH	Indigo Derivatives	10-16 days
Synthesia	Czech Republic	850	ISO 9001	Vat Blue 5, Vat Blue 6	18-21 days
Jay Chemicals	India	900	ISO 9001, GOTS	Bromo Indigo, Indigo Blue Granular	12-20 days

What Makes Indigo Blue Granular Company Stand Out?

Consistent Particle Granularity: State-of-the-art compaction and granulation ensure 97% of particles are 0.2-0.7mm in size, resulting in optimal dispersion and color yield.
Material Purity: >99% purity by HPLC chromatogram; minimal heavy metal and by-product content, complying with global eco-standards (OEKO-TEX 100, REACH, ISO 9001).
Advanced Processing: Robotic mixing, precision filtration, and CNC-controlled drying guarantee product uniformity and efficient scale-up.
Longevity & Performance: UV-aging resistance of over 5 years, superior thermal and pH stability, tested per ASTM D430 and ISO 105 standards.
Service Support: Worldwide supply chain, dedicated R&D, batch customization, and robust technical documentation.

Manufacturing Process: From Raw Indigo to Finished Granular Products

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Raw Material Selection: High-purity indigo and bromoindigo are sourced with COA validation.
Wet Milling: Micronization reduces pigments to micro-level for uniform granulation.
Blending & Granulation: Controlled addition of granulating agents under precise temp/humidity (ISO 9001 process validation).
Extrusion & CNC Shaping: Custom CNC machinery shapes granules, ensuring exact size and sphere ratio.
Drying & Curing: Low-temperature vacuum drying improves shelf life and chemical stability.
Quality Inspection: Multiple-point inspection (IR spectroscopy, sieve analysis, batch color fastness).
Packaging & Logistics: Anti-static, anti-moisture packaging for global supply.

Product Focus: Bromo Indigo; Vat Bromo-Indigo; C.I.Vat Blue 5

Bromo Indigo (C.I.Vat Blue 5) is a high-performance vat dye widely used for intense blue coloring with exceptional fastness. This product is developed using advanced compaction and granulation, resulting in easy-handling, low-dusting granules that comply with strict global safety and environmental standards.

Technical Specifications: Bromo Indigo Granular Product Data Sheet

Parameter	Bromo Indigo (Wuxin)	Industry Standard	Test Method
CAS No.	482-89-5	482-89-5	Registry No.
CI Index	Vat Blue 5	Vat Blue 5	EN ISO 105-A02
Appearance	Blue Granules (0.2-0.7mm)	Powder/Granule	Visual/ISO 787-7
Color Strength	128%	~110%	UV-VIS, DIN 6162
Purity	≥99%	≥96%	HPLC
Moisture	<0.5%	<1%	ISO 787-2
Heavy Metal	<50ppm	<100ppm	ICP-MS
pH Stability	4.0–10.0	4.0–10.0	Water Extraction
UV Resistance	≥5,100 hours	≥2,600 hours	ISO 105-B02
Average Particle Size	0.45mm	0.4-0.9mm	Laser Diffraction
Shelf Life	≥6 years	≥4 years	Stability Test
Compliance	ISO 9001:2015, REACH, OEKO-TEX	OEKO-TEX/ISO/REACH	Certification

Textiles/Dyes (56%)

Plastics Compounds (17%)

Coatings/Paints (12%)

Specialty Chemicals (9%)

Other (6%)

Application Scenarios: Industry Use Cases

Textile & Denim Dyeing: Enables superior penetration, color yield, and consistency in rotary and continuous dye lines. Bulk clients report 21% reduced dye usage and 35% lower effluent COD (Data: Wu Xin Textile, 2022 Pilot Test).

Plastics & Masterbatch: Offers highly dispersible color for HDPE/PP masterbatch. No migration or bleeding; retained hue under extrusion per ASTM D3023.

Paints & Coatings: Improved UV resistance extends outdoor coating life by 34% over standard blues, as verified by ISO 11341 fade test.

Specialty Chemical Uses: Employed in anti-fraud inks and as a complexing agent within advanced chemical synthesis, supporting high-purity requirements.

Reference Client Feedback:

"Color strength and dust control far surpassed our previous supplier. Reduced rework time significantly." — Global Denim Inc. (Turkey), 2023
"Excellent support for custom particle size needs in our plastic masterbatch." — PolyBlend AG (Germany), 2022

Process Advantages: Why Choose Indigo Blue Granular Company?

ISO/ANSI Compliance: Products and processes certified to global standards. Each batch tagged for traceability (QR/barcode).
Precision Engineering: CNC-aided manufacture reduces batch variance to <2%. Strict QC (≥3 checkpoints per process phase).
Custom Formulation: Support for bespoke particle size (0.2-1.0mm), dispersants, or tint strength—ideal for specialized OEM applications.
Eco-Conscious: Wastewater closed-loop systems; all liquid effluents <30mg/L COD (ISO 14001 protocol).
Longevity in Harsh Environments: Product maintains chroma and dispersion even under severe pH, temperature, or UV exposure.

Customized Solutions & Service Scope

Service Module	Description	Typical Lead Time
Custom Granule Engineering	Particle size, tint strength, binder selection	10–25 days
OEM/ODM Branding	Logo, packaging, batch private labeling	7–16 days
Formulation Assistance	Solubility, dispersibility, compounding advisory	2–7 days
Compliance Documentation	MSDS, TDS, COA, REACH & OEKO-TEX certification	3–6 days
Industry Testing Support	Batchwise color fastness, application compatibility reports	5–9 days
Rapid Sample Dispatch	Express global sample shipment (FedEx/DHL)	48–96 hours

Delivery Periods, Warranty & Customer Support

Typical Delivery Period: 7–15 working days ex-works for standard grades; 12–25 days for tailored formulations.
Warranty: Full product replacement for off-spec batches within 24 months of invoice (subject to storage compliance).
Customer Support: Multilingual technical advisors, dedicated after-sales line, and 24h email response policy.
Document Support: COA, MSDS, ISO/test reports available on request; digital batch traceability for audits.
Logistics: Global ocean/air shipping network with multimodal options and customs support.

Professional FAQ on Indigo Blue Granular Product & Technology

Q1. What is the primary material of the indigo blue granular product?

The core material is high-purity Bromo Indigo (Vat Blue 5, CAS 482-89-5) synthesized under stringent controls, assuring chroma, dispersibility, and environmental compliance.

Q2. What granule sizes are available and how does it impact application?

Sizes range from 0.2mm to 1.0mm diameter. Finer granules (<0.5mm) offer better solubility and lower dust, ideal for textiles; larger sizes serve plastics/masterbatch lines.

Q3. Are your products compliant with international standards?

Yes, all batches are produced under ISO 9001:2015, meet REACH and OEKO-TEX 100 requirements, and pass SGS-tested limits for heavy metals & hazardous substances.

Q4. Can you provide custom formulations for unique industrial processes?

Absolutely. We develop tailored formulations (color strength, binder type, dust control) in partnership with leading indigo blue granular exporters and OEM clients globally.

Q5. What installation and compatibility standards do you follow?

Product batch codes support ISO 2859 inspection, and granule compatibility is tested per ISO 105/AATCC 8 (color fastness), for safe integration in automated plant lines.

Q6. How do you assure consistent quality and color strength?

Our plants employ CNC-controlled blending, laser diffraction particle analysis, and spectrophotometric color strength confirmation (±2% batch-to-batch variance max).

Q7. What is your typical response time for technical troubleshooting and samples?

All customer queries are acknowledged within 12 hours; urgent sample dispatches take 48–96 hours worldwide, supported by our global consignment partners.

Industry Expertise & Authoritative References

30+ years’ continuous operation; strategic supplier to Top 10 denim brands and global plastics compounders.
Product and process certifications include ISO 9001:2015, ISO 14001:2015, OEKO-TEX, SGS batch validation, and REACH.
R&D partnership with leading pigment technical journals and attendance at annual Dyes & Pigments Forum.

For further info on Bromo Indigo, Vat Bromo-Indigo, and indigo blue granular company solutions, visit: Product Website

References:

Indigo Blue Vat Blue - Anping County Wuxin Chemical Dye Co.|High-Purity Dye, Textile Applications

Indigo Blue Vat Blue - INNER MONGOLIA WU XIN CHEMICAL CO. LTD | Textile Dye, Premium Quality