Sulfur Black Textile Dye Denim Rope Dyeing

Description

1. Product Overview
   Sulfur Black Textile Dye for Denim Rope Dyeing is a high-performance industrial dye designed for deep, uniform black coloration in cotton and denim manufacturing processes. It is widely used in rope dyeing systems to achieve superior shade consistency, excellent penetration, and strong wash-fastness required by global denim brands. The product delivers cost-efficient coloration with high reproducibility across large-scale production lines, ensuring stable output quality in demanding textile environments. Beta-glucosidase Sulfur Black Dye is strategically important in the market due to its essential role in premium denim finishing and mass textile coloration efficiency.
2. Key Specifications & Technical Characteristics

• Chemical composition: Reduced sulfur-based black dye compounds (Sulfur Black class)
• Purity level/grade: Industrial textile grade (high-strength coloring agent)
• Physical form: Fine powder / granulated flakes
• Color: Deep jet black
• Solubility: Insoluble in water; soluble under alkaline reduction conditions
• Density: ~1.4–1.6 g/cm³ (typical industrial range)
• Particle size: Optimized for uniform dissolution in dye baths
• Packaging options: 25 kg PP woven bags with inner liner / customized bulk packaging
• Shelf life: 12–24 months under dry, ventilated storage conditions

3. Core Industrial Applications

• Primary industries: Denim manufacturing, textile dyeing, garment finishing, fabric processing
• Use cases: Rope dyeing systems for denim yarns, continuous dyeing lines, bulk cotton coloration, industrial fabric blackening
• Performance advantage: Provides deeper black shades with excellent penetration compared to conventional reactive dyes
• Efficiency benefits: High dye uptake reduces re-dyeing cycles and minimizes chemical waste
• Commercial advantage: Delivers consistent shade reproduction across large production batches, supporting standardized global apparel output

4. Competitive Advantages

• Quality consistency: Stable formulation ensures uniform shade across production lots
• Supply reliability: Scalable production capacity for continuous industrial demand
• Logistics capability: Export-ready packaging optimized for sea freight and long-distance transport
• Price competitiveness: Cost-effective alternative to high-cost synthetic black dye systems
• Sustainability benefits: Optimized dye fixation reduces effluent load and chemical waste in processing
• Technical support: Full documentation, SDS, and dyeing process guidance available for industrial clients

5. Commercial & Supply Information

• Minimum Order Quantity (MOQ): BULK 20 MT
• Loading capacity: Approximately 20–22 MT per 20ft container (depending on packaging configuration)