Calcined Kaolin: The High-Performance Filler & Extender for Coatings, Plastics, and Rubber
Contents
- Unlock Superior Product Performance & Cost Efficiency
- The Hidden Costs of Inconsistent Industrial Fillers
- Glory Star's Engineered Calcined Kaolin: Precision, Purity, Performance
- Technical Specifications: Find Your Exact Grade
- Trusted by Global Industry Leaders
- Procurement FAQs: Sourcing Calcined Kaolin from China
- Request Your Free Sample & Competitive Quote
- What Our Customers Say
Unlock Superior Product Performance & Cost Efficiency
For purchasing managers and technical directors in the paints, plastics, and rubber industries, sourcing a reliable, high-performance filler like calcined kaolin is critical. It directly impacts your product's opacity, strength, durability, and ultimately, your bottom line. Yet, dealing with inconsistent quality, opaque pricing, and logistical headaches can erode your ROI. Glory Star Group delivers a definitive solution: premium calcined kaolin directly from our ISO-certified mega-factory in China, combining uncompromising quality assurance with the efficiency of China's robust supply chain. Achieve better formulation results and reduce total procurement costs.
The Hidden Costs of Inconsistent Industrial Fillers
When your filler supply is unreliable, the consequences extend far beyond the price per ton. Are you facing these common challenges?
- High & Unstable Pricing: Fluctuating quotes from traders and lack of transparency make budgeting a nightmare, squeezing your margins.
- Variable Quality & Batch Inconsistency: Differences in brightness, particle size, and abrasiveness lead to rejected batches, production line downtime, and compromised end-product quality.
- High Shipping Costs & Complex Logistics: Unexpected freight charges, port delays, and poor communication from suppliers turn logistics into a costly, time-consuming puzzle.
- Limited Technical Support & Customization: Suppliers offering "one-grade-fits-all" solutions, with no R&D support to tailor the kaolin to your specific application needs.
- Certification & Compliance Risks: Sourcing materials without verifiable ISO, REACH, or other relevant certifications exposes your company to regulatory and reputational risk.
The Result? You're not just buying a mineral; you're managing hidden costs in production waste, quality control, and supply chain friction. It's time for a supplier partnership that eliminates these pains.
Glory Star's Engineered Calcined Kaolin: Precision, Purity, Performance
We transform high-purity kaolin clay through controlled calcination, producing a consistent, high-performance functional filler. Here’s how our powerful factory and OEM/ODM capabilities deliver value directly to your operation:
1. Unmatched Consistency from Mine to Shipment
Our integrated control—from our owned mineral sources through advanced processing—ensures every batch of our calcined kaolin meets exact specifications for brightness, particle size distribution, and abrasion index. This means predictable performance in your formulations.
2. Engineered for Specific Applications
We go beyond selling a commodity. Our technical team can help select or develop the optimal grade for:
- Coatings & Paints: Enhance opacity (dry hiding power), improve scrub resistance, and control gloss.
- Plastics & Polymers: Improve tensile strength, electrical properties, and surface finish as a functional extender.
- Rubber: Serve as a semi-reinforcing filler, improving mechanical properties and processability.
- Adhesives & Sealants: Adjust viscosity, improve bonding strength, and reduce cost.
3. Direct-Factory Pricing & Transparent Logistics
As the direct export arm of Hebei Huayuan Minerals, we eliminate middleman markups. We provide FOB, CIF, or EXW quotes with clear breakdowns. Our dedicated logistics team ensures high-speed delivery and handles all documentation for smooth customs clearance in the USA and other English-speaking markets.
4. Full Compliance & Quality Assurance
Our ISO 9001:2015 certified factory is the backbone of our quality promise. We provide comprehensive Mill Test Certificates and can support compliance with relevant regional standards for your industry.
Ready to specify the right grade? Download our technical data sheet or speak directly with our engineers.
Technical Specifications: Find Your Exact Grade
Selecting the right calcined kaolin parameters is crucial for your application. Below are standard grades we supply. Custom OEM/ODM formulations for particle size, brightness, and surface treatment are available.
| Property / Grade | GSK-88 | GSK-90 | GSK-92 | Primary Function |
|---|---|---|---|---|
| Brightness (GE, % Min) | 88 - 90 | 90 - 92 | 92 - 94 | Opacity, Whiteness |
| Particle Size (-2μm, %) | 75 - 80 | 80 - 85 | 85 - 90 | Dispersion, Finish |
| Oil Absorption (g/100g) | 70 - 80 | 65 - 75 | 60 - 70 | Vehicle Demand, Viscosity |
| Residue (on 325 mesh, % Max) | 0.5 | >0.3 | 0.2 | Purity, Grit Content |
| pH Value (10% slurry) | 5.0 - 7.0 | 5.0 - 7.0 | 5.0 - 7.0 | Compatibility |
| Moisture (% Max) | 0.8 | 0.8 | 0.8 | Stability, Handling |
| Typical Application | Industrial Coatings, Rubber | Decorative Paints, Plastics | High-End Coatings, Masterbatch | - |
Trusted by Global Industry Leaders
Our commitment to consistent quality and reliable supply has made us a preferred partner for manufacturers worldwide.

Certifications & Compliance
We operate with full transparency and adherence to international standards: ISO 9001:2015 (Quality Management). Our products are routinely tested and can be manufactured to comply with industry-specific requirements. We ensure all export documentation is accurate and complete for smooth customs clearance in your market.
Procurement FAQs: Sourcing Calcined Kaolin from China
A: For new clients, we typically work with T/T (Telegraphic Transfer) with a 30% deposit and 70% against copy of Bill of Lading. For established partners, more flexible terms like L/C at sight can be discussed. All transactions are secure and compliant with international trade practices.
A: Absolutely. OEM/ODM design is a core part of our service. Our in-house R&D team can work with you to develop a calcined kaolin grade with specific surface treatments (e.g., silane), tailored particle size distribution, or adjusted brightness to meet your unique formulation needs.
A: Standard grades are ready for shipment within 7-14 days after order confirmation. We have extensive experience in containerized shipping (25 MT per 20'FCL) to major ports in the USA, Europe, and Asia. We provide high-speed delivery coordination and handle all export formalities, offering FOB, CIF, or CFR based on your preference.
A: Yes, we encourage product validation. We provide free samples (1-5 kg) of our standard grades for your R&D or QC testing. You only need to cover the international freight cost. This allows you to verify performance risk-free before placing a bulk order.
A: For standard grades, the MOQ is one 20-foot container (approximately 25 metric tons). For trial orders or custom ODM grades, we can discuss smaller quantities to facilitate your testing and initial production runs.
Request Your Free Sample & Competitive Quote
Stop overpaying for underperforming fillers. Partner with a powerful factory that guarantees quality assurance and enables high-speed delivery.
Limited-Time Offer for New Inquiries: Mention this page and receive a detailed cost-breakdown analysis with your quote, showing you exactly how our calcined kaolin can reduce your total cost of ownership.
Take the next step today:
- 1. Click to request your free sample kit.
- 2. Email your technical specifications to vicky@glorystarexport.com for a formal quote.
- 3. Connect directly on WhatsApp: +86-13323215153 for immediate conversation.
- 4. Call our trade team: +86-15102245195 (Office Hours: GMT+8).
Hebei Glory Star Group | Tel: +86-15102245195 | Add: 368 Youyi North Street, Shijiazhuang, Hebei, China | Visit Full Contact Page
What Our Customers Say
For purchasing managers and technical directors in the paints, plastics, and rubber industries, sourcing a reliable, high-performance filler like calcined kaolin is critical. It directly impacts your product's opacity, strength, durability, and ultimately, your

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35 Years ExperienceWith 35 years of experience, we deliver unmatched expertise and quality in every project. Our deep industry knowledge ensures reliable, innovative solutions that eet your needs. -
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