This time, Kerui Refractory once again exported 2*20GP B1 fireclay insulation bricks to this loyal Korean customer in April 2025. This cooperation will help the Korean high-temperature industry achieve efficient production and sustainable development with its excellent quality and energy-saving advantages. As a global leader in the field of refractory materials, Kerui Refractory has always been committed to providing high-performance, high-reliability products and solutions to global customers.


B1 Insulation Brick Production Completed, Inspection In April 2025
- Product: B1 fireclay insulation brick;
- Quantity: 2*20GP;
- Production Completed: Selected raw materials and precise production ensure excellent quality;
- Inspection Process: Quality inspection guarantees zero-defect delivery, including dimensional tolerance, appearance, physical performance testing, etc.
- Customized Packaging: Pallet packaging (including cartons)



B1 Insulation Bricks Shipped To South Korea In April 2025
The loyal Korean customer who chose Kerui B1 clay insulation bricks this time is focused on high-end special steel production. Its core needs focus on reducing energy costs and increasing kiln life.
Through in-depth communication, Kerui’s technical team customized a solution for it:
- Using B1 clay insulation bricks to replace traditional heavy bricks;
- Applied to the lining of the ring heating furnace and the insulation layer of the hot air duct;
- Taking into account lightweight structure and ultra-low thermal conductivity;
- While meeting KS D 3612 (Korean industrial refractory standard) and the customer’s strict environmental protection requirements.


Kerui’s Service Commitment: Worry-Free From Delivery To After-Sales
Efficient delivery: 2 standard container (2*20GP) minimum order, flexible procurement supported. Arrival at major ports in South Korea in 7-35 days. And urgent orders can be expedited.
Customized service: Support customized special-shaped insulation bricks according to customer kiln drawings, provide thermal simulation and installation guidance.


Contact Kerui Refractory for Choosing B1 Fireclay Insulation Bricks
- Ultra-low thermal conductivity: significantly reduces heat energy loss, energy saving efficiency increased by more than 30%.
- High temperature resistance: Long-term stable operation, strong thermal shock resistance, and adaptable to frequent alternating hot and cold working conditions.
- Lightweight and high strength: the volume density is low. It help to reduce the load on the kiln structure. And the compressive strength is ≥3.5 MPa to ensure durability.
- Environmental protection and safety: Using natural clay and inorganic binders, no asbestos, no harmful gas release, in line with Korean KS standards.