At OKAYAMA GIKEN (Mining) Co., LTD., we specialize in producing premium Refractory Castables designed to withstand extreme temperatures and harsh environments. Built with top-quality materials and engineered for durability, our Refractory Castables ensure outstanding performance in furnaces, kilns, and high-temperature industries. With a commitment to precision and reliability, our castables offer easy application and exceptional heat resistance, providing a trusted solution for industries that demand the very best.
In the quiet, relentless world of high-temperature industries, where fire tests the limits of every material, OKAYAMA GIKEN (Mining) Co., LTD. emerges with a purpose: to craft Refractory Castables that do not merely withstand the heat, but welcome it. To create materials that endure in spaces where temperatures soar beyond imagination, our team works with dedication and a profound understanding of resilience.
Our Refractory Castables are no ordinary mixtures; they are the result of exacting precision, engineered for fortitude. Each batch is composed to perform under the most punishing conditions. Imagine a barrier—an unyielding shield standing between the ferocity of flame and the integrity of your infrastructure. These castables are the silent guardians of furnaces, kilns, and steelworks, enabling them to maintain their strength and shape through thousands of cycles, days blending into nights, years passing in minutes in the relentless heat.
It is with careful attention that we source every raw material, not merely for its basic function, but for the potential it holds when combined with others. There is a vision behind each choice—a pursuit of creating the most steadfast, most reliable refractory material possible. Our castables come together with an artistry that balances science with understanding, practicality with performance.
But it is not just the heat that our Refractory Castables must conquer. There is wear, there is the slow abrasion of time, the inevitable march of erosion brought by dust, gases, and corrosive agents. We make our castables to resist all of this, to stand their ground. When our Refractory Castables are applied, they set into a robust defense. They are easy to work with but deliver steadfast protection, offering a permanence that extends far beyond the daily rigors they face.
Our customers know us not only for our product but for our commitment. We don't simply manufacture and move on; we stand alongside those who use our materials, understanding the high stakes of their operations. We provide not just castables, but peace of mind—a promise that our product will serve, without question, without failure. For those who demand excellence, reliability, and endurance, OKAYAMA GIKEN's Refractory Castables are crafted to be a partner in their work, day after day, withstanding what others cannot.
It is our business to transform raw minerals into materials of substance and strength. In the silence of the furnace rooms, in the unyielding heat of steel plants, our Refractory Castables serve their purpose faithfully. We create them with care, with knowledge, and with an enduring commitment to quality, so that you, too, may build with confidence.
| Property | Specification |
| Chemical Composition | Al₂O₃ ≥ 60%, SiO₂ ≤ 15% |
| Compressive Strength at Room Temperature | ≥ 40 MPa |
| Flexural Strength at Room Temperature | ≥ 5 MPa |
| Bulk Density | 2.1 – 2.4 g/cm³ |
| Water Absorption | ≤ 8% |
| Refractoriness | 1700°C (depending on specific application) |
| Thermal Conductivity | 1.0 W/m·K |
| Thermal Shock Resistance | 120 cycles (from room temperature to 1000°C) |
| Acid Resistance | Strong acid resistance |
| Alkali Resistance | Excellent resistance |
