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US 2021/0238495 A1Published application
Composition of internal lubricant for cold pilgering
AssigneesKepco Nuclear Fuel Co., Ltd., Shl Co., Ltd.
InventorsMin Young Park, Sang Jin Ham, Ki Bum Park, Jung Woo Cha, Duk Hee Lee, Kyung Tae Kim, Pyeong Mo Yeo, Jeong Jin Jang, Sang Soon Choi
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Abstract
Disclosed is a composition of a lubricant for cold pilgering of zirconium alloy tubes. More particularly, disclosed is a composition of an internal lubricant for cold pilgering of a zirconium alloy cladding tube, the composition exhibiting excellent lubricity and decomposition against microbes.
Claims6
A composition of a lubricant for cold pilgering, the composition comprising:
- a base oil;
- a lubricity enhancer;
- an anti-wear agent;
- and
- an anti-decomposition agent,
- wherein the lubricity enhancer is a vegetable wax and is included 1.0 to 1.4% by weight.
3 more elements
Dependencies are inferred from the claim text.