
Dedicated to R&D · Precision-engineered refractory materials
Annual production of 10 tons of premium mullite sand/powderComprehensive coverage with precision casting production compatibility
Based in Huairen City, Shanxi Province—the Northern Porcelain Capital—we are a modern refractory materials enterprise integrating R&D, manufacturing, and sales. Leveraging high-quality kaolin resources from northern Shanxi and surrounding regions, we deliver innovative solutions for the industry.



10 tonsAnnual capacity of mullite sand/powder
3 CategorySand / Powder / Graded Product Series
Full SpecificationsCommon granularity and fineness coverage
TraceableBatch Retention and Outbound Testing
Product Center
View All ProductsYanyan Brand Mullite Sand/Powder, supplied in matched sets by particle size and fineness.
Application Areas
Refractory material solutions tailored for five high-temperature industrial scenarios
Qualifications & Quality
Product specifications are subject to the factory inspection report.
- Provide batch-wise chemical composition and refractory performance test data.
- Supports customer formula-based supply to reduce on-site batching.
- Three major product series: Sand, Powder, and Graded Aggregate. Full range of common specifications available.

Business License

Quality Management System Certification

Occupational Health and Safety Management System Certification

Environmental Management System Certification
Case Center
View all casesReal-world supply case studies demonstrating product compatibility

About Us
Dedicated to material research, precision-engineered refractory materials.
- Brand
- Yan Yan
- Location
- South Huaili Street, Yunzhong Subdistrict, Huairun City, Shuozhou City, Shanxi Province
- Annual Production Capacity
- 10 tons
- Business Model
- R&D · Manufacturing · Sales
News & Updates
View All ActivityCorporate News & Industry Insights
Contact Us
Get Product Specifications and Supply Solutions
137-7999-0006;135-0978-0008South Huaili Street, Yunzhong Subdistrict, Huairun City, Shuozhou City, Shanxi ProvinceMonday to Saturday 08:00 - 18:00
WeChat QR Code
View Contact Information










