Abstract: A rotomolding tool having a textured surface is provided. The tool comprises a shell having a body portion and an upper mold surface having a grain texture, at least the body portion comprising a nickel-iron alloy having a coefficient of thermal expansion of at most 5.O×10?6 in/in/° F. at temperatures between 100° and 500° F.
Type:
Grant
Filed:
June 11, 2010
Date of Patent:
October 8, 2019
Assignee:
Genius Solutions Engineering Company
Inventors:
Matthew Martin Shade, Grigoriy Grinberg
Abstract: A rotomolding tool having a textured surface is provided. The tool comprises a shell having a body portion and an upper mold surface having a grain texture, at least the body portion comprising a nickel-iron alloy having a coefficient of thermal expansion of at most 5.0×10?6 in/in/° F. at temperatures between 100° and 500° F.