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US 2009/0156447 A1Published application
Lubricant for thread rolling and thread rolling method
AssigneeToyota Boshoku Kabushiki Kaisha
InventorsMami KATO, Teruo FUKAYA
Life of this patent
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Abstract
A thread rolling lubricant of a nonchlorine species, in which a lubricant base oil is blended with 25 through 35 weight % of (A) a sulfur species extreme pressure agent, 6 through 16 weight % of (B) an organic zinc compound, 2 through 12 weight % of (C) a calcium species additive, and 2 through 13 weight % of (D) an oiliness agent for carrying out thread rolling.
Claims22
A lubricant for thread rolling which is a nonchlorine species lubricant, the lubricant comprising:
- a lubricant base oil blended with (A) a sulfur species extreme pressure agent, (B) an organic zinc compound, (C) a calcium species additive, and (D) an oiliness agent, as additive;
- wherein additive (A) is present in an amount of 25 through 35 weight %, additive (B) is present in the amount of 6 through 16 weight %, additive (C) is present in an amount of 2 through 12 weight %, and additive (D) is present in an amount of 2 through 13 weight %.
A lubricant for thread rolling which is a nonchlorine species lubricant, the lubricant comprising:
- a lubricant base oil blended with (A) a sulfur species extreme pressure agent, (B) an organic zinc compound, (C) a calcium species additive, and (D) an oiliness agent, as additive;
- wherein additive (A) is present in an amount of 25 through 30 weight %,
- additive (B) is present in the amount of 6 through 11 weight %,
- additive (C) is present in an amount of 2 through 3 weight %,
- and additive (D) is present in an amount of 2 through 7 weight %.
2 more elements
Dependencies are inferred from the claim text.