LOW CTE SLUSH MOLDS WITH TEXTURED SURFACE, AND METHOD OF MAKING AND USING THE SAME

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 temperatur...

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Bibliographic Details
Main Authors SHADE MATTHEW M, GRINBERG GRIGORIY
Format Patent
LanguageEnglish
Published 07.06.2012
Subjects
AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
CASTING
FOUNDRY MOULDING
PERFORMING OPERATIONS
POWDER METALLURGY
SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR
SHAPING OR JOINING OF PLASTICS
TRANSPORTING
WORKING OF PLASTICS
WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Summary: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.
Bibliography:Application Number: US201013377291