- Stability
- Sustainability
- Reliability
- Durability
- Flexibility
- Compatibility
PRODUCTS
Welcome to Long Keter,
Sustainable refractories industrial solutions and service
180
+
Employee
100,000
Tons of annual production capacity
10000
+
Customized sizes and shapes available
20
+
Technicians and engineers
2
High temperature Tunnel kilns
16
+
Industries served
100
+
Products
2
QC Labs
3000
m2
warehouse space
20
400-1000 ton press
1
R&D Center
Long Keter Partners
Over the years, our proven
expertise and tailored refractory solutions have earned the trust of global
partners across steel, cement, glass and non-ferrous metal industries.
News Center
We promise to find you the right product
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![Longketer Launches Durable Submerged Entry Nozzle For Continuous Casting]()
May27, 2026Longketer Launches Durable Submerged Entry Nozzle For Continuous CastingStable continuous casting is the foundation of efficient steelmaking, and a premium submerged entry nozzle is vital to stabilize molten steel flow, prevent s...
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![Longketer Quick-Replace Tundish Nozzles: Minimizing Downtime, Maximizing Steel Quality]()
May26, 2026Longketer Quick-Replace Tundish Nozzles: Minimizing Downtime, Maximizing Steel QualityWhy Quick-Change Nozzles Are a Game-Changer for Continuous Casting For steel mills, every minute of downtime during continuous casting translates directly to...
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![High-Performance Zirconia Nozzles: Reliable Solutions For Continuous Steel Casting]()
May25, 2026High-Performance Zirconia Nozzles: Reliable Solutions For Continuous Steel CastingIn high-temperature continuous steel casting, even the smallest component failure can disrupt production, waste material, and impact final product quality. T...
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