engineered materials
Technical and commercial engineered material solutions to support customers with market challenges.
Xufeng collaborates closely with engineered materials manufacturers to deliver innovative and efficient solutions to customers across a wide range of industries worldwide.
Automotive
Providing solutions that meet the automotive market’s demands for energy efficiency, weight reduction, and aesthetic appeal.
From exterior and interior components to lighting and under-the-hood applications, Xufeng supports the development of advanced materials and systems that enhance vehicle sustainability and energy performance.
Electrical and electronics
From simple cables and household appliances to smartphones, many of today’s electrical and electronic devices rely on advanced engineered materials.
Engineering polymers play a key role in driving innovation across the sector—offering the versatility needed to meet growing demands for thinner, lighter, and more energy-efficient designs. At Xufeng, we understand the strict performance and aesthetic expectations of modern consumers.
Our innovative solutions empower customers to stand out and stay competitive in a fast-evolving market.
Industrial applications
For industrial applications such as fluid engineering systems, Xufeng provides material solutions that deliver mechanical strength, reliability, and cost efficiency—without compromising on safety.
In addition, if you're seeking solutions to meet the growing demand for flame-retardant components, Xufeng offers a comprehensive product portfolio and deep technical expertise to help you find the right fit for your application.
Healthcare and medical
To meet the evolving needs of the healthcare and medical industries, Xufeng continues to innovate through advanced materials and processing expertise.
Our latest developments tackle key trends such as the demand for portable technologies, reducing healthcare-associated infections (HAIs), the rising use of biologic drugs, and adapting to ever-changing regulations for medical devices and pharmaceutical products.
Optical
Xufeng offers a comprehensive portfolio of engineered materials for optical solutions, designed to tackle challenges related to transparency, diffusion, clarity, haze, color, weatherability, refractive index, and lumen per watt.
Through our partnership, Xufeng is committed to helping you unlock the full potential of your optical applications.
Packaging
Durable and resource-efficient solutions are becoming increasingly important, alongside a deep understanding of the evolving regulatory landscape.
Beyond offering barrier properties for carbon dioxide, oxygen, aromas, and food compatibility, our solutions also meet the aesthetic demands of our customers.
We stay ahead of the curve by providing biodegradable and bio-compostable plastics tailored to customer requirements.
Engineered polymers
Xufeng offers unique surface-modified calcium carbonate solutions that enhance engineering polymers while reducing overall costs and environmental impact.
Xufeng Smartfill improves impact strength when replacing minerals like wollastonite and enables a reduction in glass fiber content in polyamide. It also increases opacity in white polycarbonate, allowing for a decrease in titanium dioxide usage without compromising mechanical properties.
Recycled polymers
Xufeng’s high-performance compound, made from post-industrial and post-consumer recycled polymers, is suitable for a wide range of engineering applications and products.
By using Xufeng materials, you contribute to the circular economy by reducing energy consumption, lowering manufacturing carbon footprints, and cutting formulation costs.
Main Functions of Calcium Carbonate
Cost-Effective Solution
Significantly reduces production costs in plastics, rubber, and coatings while ensuring stable performance.
Heat and Dimension Stability
Maintains precise dimensions and stability under high temperatures or long-term use.
Stronger and More Durable
Improves hardness, rigidity, and impact resistance, making products stronger and longer-lasting.
Superior Appearance
Enhances whiteness, gloss, and opacity for a more attractive and marketable finish.
Better Processing Efficiency
Enhances flowability and moldability, accelerating production and reducing energy consumption.
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
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.
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.
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.
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.
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.
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.
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.
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.
Can you provide customized particle sizes and surface treatments?
Yes, we can tailor particle sizes, surface treatments, and functional additives according to your specific production requirements to improve dispersion, compatibility, and product performance.
How do you ensure consistent quality in your calcium carbonate?
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.
What industries commonly use your industrial calcium carbonate?
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.
Can you supply large volumes for continuous production?
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.
Do you provide technical support and documentation?
Yes, we offer technical datasheets, safety datasheets, and expert guidance for product application to help you optimize performance in your processes.
How do your calcium carbonate products reduce production costs?
By improving processing efficiency, enhancing product strength, and reducing the need for more expensive raw materials, our calcium carbonate helps lower overall production costs.
Can you assist with product trials before bulk purchase?
Yes, we provide sample quantities for testing to ensure compatibility with your formulation and production process before placing a large order.
What certifications or standards do your products meet?
Our industrial calcium carbonate meets relevant industry standards and certifications, including ISO and other quality assurance certifications, ensuring reliable performance in your applications.
What Our Clients Say







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