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Graphite Stopper
Graphite stopper is a precision-engineered refractory component used primarily to control the flow of molten metal in continuous casting and foundry applications. Crafted from high-purity, high-density graphite, it serves as a critical interface between the ladle and the tundish or mold, enabling precise regulation of steel or other metal flows during pouring operations. Unlike traditional materials, graphite stoppers combine exceptional thermal stability with reliable mechanical performance in extreme metallurgical environments.
Our graphite stoppers are manufactured using a proprietary process that enhances structural integrity, minimizing thermal stress fractures and extending service life through multiple heats.
High-density, uniformly textured graphite surface maintains dimensional stability longer, providing consistent bore diameter throughout operation and predictable, linear erosion rates.
Our stoppers utilize oxidation-inhibited graphite grades and can be supplied with specialized coatings that significantly reduce oxidative wear, even in preheating stages.
Computer-numerical-control (CNC) machining ensures exact tolerances on the stopper head geometry, delivering reliable, leak-free shutoffs and smooth operation throughout the casting sequence.
Optimized graphite composition and surface finish minimize metal adhesion, facilitating cleaner operation and easier post-cast handling.
Applications
Steel Continuous Casting
Foundries & Metal Casting
Specialty Alloy Production
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product Name: Graphite Stopper