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Industrial Polymer Background

WE COMPOUND YOUR SUCCESS

Driven by sharp customer focus, innovation, and over 15 years of expertise in masterbatch technology.

Explore Our Products

Our Product Range

DWJ offers a comprehensive range of universal and specific masterbatches, engineered for performance, purity, and cost-efficiency across diverse polymer applications.

Universal Black Masterbatch

Universal Black Masterbatch

High-performance carbon black dispersion for LD/LLD/HDPE, PP, and PS applications. Ideal for films, containers, and industrial parts.

  • • Carrier: LDPE
  • • Carbon Black Content: 40%
  • • Applications: Blown film, injection molding
  • • Excellent dispersion & UV protection
Injection Black Masterbatch

Injection Black Masterbatch

Optimized for high-gloss injection molding. Ensures deep black color and superior surface finish.

  • • Carrier: PP or PE
  • • High gloss & low haze
  • • Suitable for automotive, consumer goods
  • • Excellent thermal stability
Custom Formulation

Black Masterbatch Without Carrier

Carrier-free concentrate for precise dosing in high-value applications. Maximizes pigment efficiency.

  • • 100% active pigment content
  • • No dilution, full control
  • • Ideal for masterbatch blending
  • • Reduces waste and cost
High Gloss Series

High Gloss Masterbatch

Delivers mirror-like finish on ABS, SAN, and PS. Perfect for premium consumer electronics and appliances.

  • • Carrier: PS or SAN
  • • Gloss level: >90 GU (60°)
  • • Excellent color consistency
  • • Low migration & bleed
Compound Grade

Black Masterbatch for Compound

Designed for integration into polymer compounding lines. Ensures uniform dispersion in high-shear environments.

  • • Compatible with twin-screw extruders
  • • High thermal stability
  • • Low dusting & free-flowing
  • • Stable viscosity profile
White Masterbatch

White Masterbatch (Respack)

Premium titanium dioxide-based white concentrate for opacity and brightness in films and molded parts.

  • • Carrier: LDPE or PP
  • • TiO2 Content: 60-70%
  • • High opacity & whiteness
  • • UV resistance
Filler Masterbatch

Calcium Carbonate Masterbatch

Cost-effective filler solution to reduce raw material costs while maintaining mechanical properties.

  • • CaCO3 Loading: 70-80%
  • • Carrier: LDPE or PP
  • • Improves stiffness & dimensional stability
  • • Reduces shrinkage
Specialty Series

EVA & PET Compatible Black Masterbatch

Engineered for challenging polymers like EVA and PET. Offers excellent dispersion and thermal stability.

  • • Carrier: EVA or PETG
  • • High shear resistance
  • • Low odor & VOC
  • • Suitable for packaging & textiles

About DWJ Masterbatches

With over 15 years of experience, DWJ has established itself as a trusted partner in the masterbatch industry, delivering innovative, high-quality solutions to customers worldwide.

Our expertise lies in the optimal combination of formulation technology, process knowledge, and application insight. We focus on delivering maximum purity, superior dispersion, and stable quality across all our products.

15+ Years

Industry Experience

24,000 T/Y

Production Capacity (via Respack)

DWJ Factory and Lab

Quality You Can Trust

Our commitment to excellence is backed by ISO 9001 certification, rigorous supply chain controls, and in-house quality assurance at every stage.

ISO 9001 Certified

Our quality management system meets international standards for consistency and reliability.

Supply Chain Control

We source only premium raw materials with full traceability and supplier audits.

In-House QC Lab

Advanced testing for dispersion, color accuracy, thermal stability, and mechanical properties.

Learn More About Our Quality Process

Frequently Asked Questions

What polymers are compatible with your black masterbatches?

Our masterbatches are designed for LD/LLD/XD/HDPE, PP homo/copo, EVA, HI/GPPS, ABS, SAN, and PET applications.

Do you offer custom formulations?

Yes, we specialize in tailored solutions based on specific color, carrier, and performance requirements.

What is the minimum order quantity?

MOQ varies by product type. Please contact us for detailed pricing and volume options.

Are your products compliant with international standards?

Yes, our products meet REACH, RoHS, and FDA (where applicable) requirements.

Get in Touch

We’re ready to support your next project with expert advice and high-performance masterbatches.

Contact Information

Company: DWJ Black Masterbatches Co., Ltd.

Address: Dongshan Village, Qishi Town, Dongguan City, Guangdong, 523511 China

Phone: +86-769-8263 2188 / 8263 7333 / 8263 7338

Email: info@dwj88.com

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