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Founded in 2004, Kerui Refractory is an international high-tech enterprise
integrating R&D and innovation, manufacturing, solutions and service of high
-performance refractory products.
Kerui attached great importance on R&D. In the past decades, we’ve obtained
one invention patent certificate and more than 20 utility model patent
certificates. Kerui insists on technological innovation to provide customers with
better products.
Our products comply with ISO 9001, ASTM, EN, and GB standards. Specific materials meet REACH, RoHS, and industry-specific certifications (e.g., for steel ladle linings).
Our 12-step QC process includes:
– Raw material XRF analysis.
– Semi-finished product density/porosity tests.
– Final inspection: appearance inspection, chemical index testing, cold crushing strength, thermal shock resistance (ISO 3187).
– Batch-wise sample archiving (retained for 5 years).
Our certified technicians offer global commissioning support. Training videos and multilingual manuals included with all orders.
Our technical team offers free consultation services. Share your operational temperature, furnace type, chemical exposure, and mechanical stress requirements, and we’ll recommend optimized materials with supporting data sheets.