Polymers

Innovative solutions that add measurable value to plastics and rubber products

Xufeng delivers responsibly sourced, high-performance mineral solutions that meet the evolving needs of modern industries. Our advanced materials support sustainability goals, optimize supply chains, and improve cost efficiency.

By boosting productivity, reducing energy consumption, and lowering raw material costs, Xufeng helps customers enhance both performance and profitability.

Our markets in the field

Masterbatch and compounding

Xufeng has extensive expertise in the production of highly filled mineral masterbatches and compounds.

Recycling

New sustainable solutions to increase the recycling content in the polymer industry.

Plastic building materials

Tailored solutions for the construction industry—improving durability, efficiency, and overall value.

Automotive

Delivering high-performance solutions for automotive polymers through engineered calcium carbonate and specialty materials.

Polymer packaging

Enhancing performance across films, thermoformed and molded products.

Engineered materials

Partnering with customers through engineered material solutions that tackle technical and market demands.
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Engineered materials

Engineered polymers—also known as advanced or high-performance polymers—are synthetic materials specifically developed to deliver superior performance, featuring enhanced properties and precisely tailored characteristics to meet demanding application requirements.

Rubber and elastomers

Harness the benefits of our innovative solutions for rubber and elastomer applications. Xufeng’s calcium carbonate grades can be incorporated as non-reinforcing minerals in a wide range of formulations, helping to optimize costs. In addition, we provide elastomers, additives, and masterbatches, delivering a comprehensive solution for our customers.

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Molding

Xufeng calcium carbonates enable high mineral loadings without compromising processing efficiency. As a result, they are widely used in automotive components, delivering optimized performance for molded products—whether in injection molding, sheet extrusion, or thermoforming.

Breathable film

Calcium carbonate additives empower polymer manufacturers to achieve advanced functionalities—such as breathability, opacity, printability, soft touch, and anti-blocking.
This versatile mineral also enhances processing efficiency and material compatibility, making it an essential component in high-performance formulations.

Our technical experts bring deep application knowledge and will work with you to identify the right calcium carbonate solution to meet your specific production and performance goals.

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Fibers and non-woven fabrics

The replacement of traditional polymer resins with high purity calcium carbonate improves the sustainability profile in production and enhances haptics properties and opacity.

Pipes

Xufeng’s solutions for pipe manufacturing enhance product quality, overcome mineral loading limitations, and boost production efficiency.
Our calcium carbonate solutions—are designed to help customers optimize formulations and maximize profitability.

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Masterbatch

In many plastic manufacturing processes, fillers and additives need to be pre-dispersed in a masterbatch or compound. Xufeng has extensive expertise in producing calcium carbonate-based masterbatches and compounds, including enhanced white and color grades.

We continuously expand our portfolio with innovations that enable higher filling levels and ensure optimal performance. Through our local distribution network, Xufeng also supplies process aids and stabilizers, offering customers a complete range of products for masterbatch and compound production.

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Main Functions of Calcium Carbonate

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Cost-Effective Solution

Significantly reduces production costs in plastics, rubber, and coatings while ensuring stable performance.

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Heat and Dimension Stability

Maintains precise dimensions and stability under high temperatures or long-term use.

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Stronger and More Durable

Improves hardness, rigidity, and impact resistance, making products stronger and longer-lasting.

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Superior Appearance

Enhances whiteness, gloss, and opacity for a more attractive and marketable finish.

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Better Processing Efficiency

Enhances flowability and moldability, accelerating production and reducing energy consumption.

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Versatile Functional Additive

Boosts printability in paper, opacity in coatings, and insulation in rubber and plastics.

Hubei Xufeng Tongda New Materials Co., Ltd. is a full-industry-chain enterprise specializing in calcium carbonate-based new materials, integrating R&D, production, sales, and service.

Focusing on inorganic non-metallic materials, the company delivers high-performance products that meet international quality standards, widely used in plastics, rubber, paper, coatings, inks, artificial stone, building materials, and daily chemicals.

Driven by the mission “Creating Innovative Value through Inorganic Material Applications”, Xufeng Tongda upholds core values: Customer Value, Innovation, Professionalism, Integrity, and Win-Win Cooperation. Guided by market demand, it follows the philosophy of “one meter wide, one kilometer deep”—pursuing deep specialization and long-term value.

Committed to green, high-quality development, the company strives to become a global leader in calcium carbonate materials, delivering sustainable value to customers, partners, and society.

Hubei Xufeng Tongda New Materials Co., Ltd.

Why Choose Us

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01. Consistent Quality, Professionally Controlled

We supply calcium carbonate with >98% purity and whiteness above 95%, produced under ISO-certified quality control. Each batch undergoes triple particle-size screening to guarantee uniformity and stable performance in your end products.

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02.Robust Capacity & On-Time Delivery

With 500,000+ tons annual capacity and owned quarries, we ensure 95% on-time delivery to keep your production running.

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03.Flexible Customization & Technical Support

We offer custom particle sizes (D50: 1–10 μm), controlled moisture levels (<0.2%), and optional surface treatments for enhanced compatibility. Our R&D team provides formulation optimization support within 48 hours to improve efficiency and reduce costs.

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04.Highly Compatible, Widely Applicable

Our calcium carbonate is compatible with PVC, PP, PE, paints, coatings, paper, and rubber production lines. Stable flowability, whiteness (95%+), and particle precision help minimize process adjustments and keep your line running smoothly.

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05.Fast Response, Reliable Service

We reply to inquiries within 12 hours and provide solution proposals within 24 hours. A dedicated account manager tracks each order from production to delivery, ensuring every detail meets your requirements.

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06.Trusted by Clients Worldwide

We serve customers in 50+ countries, with over 80% repeat order rate. Our long-term partners include industry leaders who value our integrity, consistent quality, and customer-focused approach.

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XUFENG Calcium Carbonate

Premium Purity for Superior Industrial Performance

High Purity and Stability

Excellent Filling Performance

Cost-Effective

XUFENG calcium carbonate stands out for its exceptional high purity and chemical stability, guaranteeing consistent, top-quality results in your production process. Its ultra-fine particle size delivers superior filling performance, boosting product strength and durability while significantly cutting manufacturing costs. Moreover, as a natural, non-toxic, and eco-friendly mineral, XUFENG calcium carbonate provides a sustainable and cost-effective solution perfectly suited for large-scale industrial use. Choose XUFENG calcium carbonate to enhance your products and maximize your profitability.

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Your questions answered

What grades of industrial calcium carbonate do you offer?

We provide multiple grades, including light calcium carbonate, heavy calcium carbonate, and ground calcium carbonate with various particle sizes to meet different industrial applications such as plastics, rubber, coatings, adhesives, and paper.

Yes, we can tailor particle sizes, surface treatments, and functional additives according to your specific production requirements to improve dispersion, compatibility, and product performance.

We implement strict quality control at every stage—from raw material selection to milling, sieving, and packaging. Our products are tested for purity, particle size distribution, whiteness, and chemical stability.

Our calcium carbonate is widely used in plastics, rubber, coatings, paints, adhesives, sealants, paper, and PVC applications. It enhances mechanical properties, improves processing, and reduces production costs.

Absolutely. As a manufacturer, we can supply industrial calcium carbonate in bulk quantities to ensure uninterrupted production for your industrial needs.

How do you handle shipping and logistics for international customers?

We have extensive experience in international shipping and can arrange FCL/LCL shipments with secure packaging to prevent moisture absorption or contamination during transport.

Yes, we offer technical datasheets, safety datasheets, and expert guidance for product application to help you optimize performance in your processes.

By improving processing efficiency, enhancing product strength, and reducing the need for more expensive raw materials, our calcium carbonate helps lower overall production costs.

Yes, we provide sample quantities for testing to ensure compatibility with your formulation and production process before placing a large order.

Our industrial calcium carbonate meets relevant industry standards and certifications, including ISO and other quality assurance certifications, ensuring reliable performance in your applications.

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What Our Clients Say