A bolster plate is a structural support component in extrusion dies that distributes clamping forces and maintains die alignment during plastic or metal extrusion processes.
The bolster plate is a critical structural element in extrusion die assemblies, typically positioned between the die body and the extrusion press. Its primary function is to evenly distribute high clamping forces (often exceeding 1000 tons) across the die face, preventing distortion and maintaining precise alignment of die components during operation. This component ensures uniform material flow, dimensional stability of extruded profiles, and protects delicate die elements from excessive mechanical stress.
该组件会出现在以下整机或工业产品中。
诱因 → 失效模式 → 工程缓解
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The primary purpose is to evenly distribute clamping forces from the extrusion press across the die face, preventing distortion and maintaining precise alignment of all die components during operation.
Thicker plates provide greater stiffness and better force distribution but increase tooling weight and cost. Optimal thickness balances deflection resistance with practical handling considerations.
Yes, they are compatible with various die materials including tool steels, carbide inserts, and ceramic components, provided proper interface design and thermal expansion considerations are addressed.
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