发明授权
US3861012A Composite roll and method of forming the same 失效
复合辊及其形成方法

Composite roll and method of forming the same
摘要:
A composite roll which has a hard wear resistant shell and a tough shock resistant arbor, and a method of forming the same. The shell is adhesively affixed to the arbor, thus avoiding a shrink fit which places the shell under tension. The roll is adapted for use in applications where the arbor-shell interface reaches temperatures up to 400F, and the adhesive must withstand these temperatures without breaking down. The preferred adhesive is a thermosetting epoxy material cured at an elevated temperature with an aromatic diamine.
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