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Trusted by SGS, ALS, and laboratories worldwide since 1999. Durable, corrosion-resistant, and crack-free ceramic solutions for precious metal testing, refining, and environmental purification.
Haining Runtao New Materials Co., Ltd. is a leading manufacturer of high-end refractory materials and honeycomb ceramics based in Zhejiang, China. Since our founding in 1999, we have specialized in producing premium fire assay crucibles, cupels, and advanced ceramic catalyst carriers used in laboratories and industrial applications worldwide.
Our fire assay products are approved and trusted by global testing giants such as SGS and ALS, with exports reaching North America, South America, Oceania, and Africa. We maintain consistent quality through strict process control, advanced automation, and relentless innovation.
To become the most trusted partner for customers and the best career development place for employees.
To be a major manufacturer of high-end functional ceramic materials in China.
Dare to compete, embrace change, continuously improve, and innovate fearlessly.
From fire assay crucibles to honeycomb catalyst carriers, our products are engineered for performance, durability, and precision.
High alumina ceramic crucibles with excellent corrosion resistance. Ideal for gold and precious metal testing.
Magnesia cupels and bullion blocks for efficient lead absorption and clean separation.
Precision porcelain ware for analytical and research applications.
Cordierite-based catalyst carriers for emission control in automotive and industrial sectors.
Specialized ceramic components for industrial analysis and high-temperature processes.
We manufacture to your exact specifications for crucibles, cupels, and honeycomb ceramics.
High-density magnesia blocks for bullion production and refining processes.
Advanced cordierite honeycomb structures for catalytic converters and emission control.
Decades of expertise, cutting-edge technology, and unwavering commitment to quality set us apart.
Consistent quality control, SGS-approved, and trusted by global laboratories.
Automated stamping and roller presses ensure precision and efficiency.
Professional team with decades of experience in ceramic manufacturing.
R&D-driven approach with regular testing and product improvements.
Find answers to common inquiries about our products and services.
Yes, we manufacture crucibles, cupels, and honeycomb ceramics in various standard sizes and can customize them according to your specific requirements.
Crucibles are typically packed in crates, while all other products are packed in cartons. All shipments are wrapped with film and palletized for safe transportation.
Yes, we provide free samples. Customers are only required to cover the freight charges.
Lead time varies depending on the product type and order quantity. Please contact us for specific timelines.
Have more questions?
Visit Official WebsiteWe're here to help with your ceramic needs. Whether you're looking for standard products or custom solutions, our team is ready to assist.
Email: [email protected]
Phone/WhatsApp: +86-13803111537
Address: Muchang Road, Lizhong Village, Haining, Zhejiang, China
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