JPH02248497A - Lubricant for plunger tip - Google Patents
Lubricant for plunger tipInfo
- Publication number
- JPH02248497A JPH02248497A JP6916589A JP6916589A JPH02248497A JP H02248497 A JPH02248497 A JP H02248497A JP 6916589 A JP6916589 A JP 6916589A JP 6916589 A JP6916589 A JP 6916589A JP H02248497 A JPH02248497 A JP H02248497A
- Authority
- JP
- Japan
- Prior art keywords
- lubricant
- oil
- plunger tip
- solid lubricant
- fatty acid
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000000314 lubricant Substances 0.000 title claims abstract description 54
- 235000014113 dietary fatty acids Nutrition 0.000 claims abstract description 18
- 239000000194 fatty acid Substances 0.000 claims abstract description 18
- 229930195729 fatty acid Natural products 0.000 claims abstract description 18
- 239000007787 solid Substances 0.000 claims abstract description 18
- 239000004094 surface-active agent Substances 0.000 claims abstract description 13
- 150000004665 fatty acids Chemical class 0.000 claims abstract description 11
- 239000002480 mineral oil Substances 0.000 claims abstract description 11
- 235000010446 mineral oil Nutrition 0.000 claims abstract description 11
- 239000000203 mixture Substances 0.000 claims abstract description 11
- -1 fatty acid esters Chemical class 0.000 claims description 8
- 235000014593 oils and fats Nutrition 0.000 claims description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract description 11
- 239000010439 graphite Substances 0.000 abstract description 11
- 229910002804 graphite Inorganic materials 0.000 abstract description 11
- 239000003921 oil Substances 0.000 abstract description 7
- WRIDQFICGBMAFQ-UHFFFAOYSA-N (E)-8-Octadecenoic acid Natural products CCCCCCCCCC=CCCCCCCC(O)=O WRIDQFICGBMAFQ-UHFFFAOYSA-N 0.000 abstract description 5
- LQJBNNIYVWPHFW-UHFFFAOYSA-N 20:1omega9c fatty acid Natural products CCCCCCCCCCC=CCCCCCCCC(O)=O LQJBNNIYVWPHFW-UHFFFAOYSA-N 0.000 abstract description 5
- QSBYPNXLFMSGKH-UHFFFAOYSA-N 9-Heptadecensaeure Natural products CCCCCCCC=CCCCCCCCC(O)=O QSBYPNXLFMSGKH-UHFFFAOYSA-N 0.000 abstract description 5
- 239000005642 Oleic acid Substances 0.000 abstract description 5
- ZQPPMHVWECSIRJ-UHFFFAOYSA-N Oleic acid Natural products CCCCCCCCC=CCCCCCCCC(O)=O ZQPPMHVWECSIRJ-UHFFFAOYSA-N 0.000 abstract description 5
- 238000005266 casting Methods 0.000 abstract description 5
- 150000002148 esters Chemical class 0.000 abstract description 5
- QXJSBBXBKPUZAA-UHFFFAOYSA-N isooleic acid Natural products CCCCCCCC=CCCCCCCCCC(O)=O QXJSBBXBKPUZAA-UHFFFAOYSA-N 0.000 abstract description 5
- ZQPPMHVWECSIRJ-KTKRTIGZSA-N oleic acid Chemical compound CCCCCCCC\C=C/CCCCCCCC(O)=O ZQPPMHVWECSIRJ-KTKRTIGZSA-N 0.000 abstract description 4
- 239000002199 base oil Substances 0.000 abstract description 3
- CUNWUEBNSZSNRX-RKGWDQTMSA-N (2r,3r,4r,5s)-hexane-1,2,3,4,5,6-hexol;(z)-octadec-9-enoic acid Chemical compound OC[C@H](O)[C@@H](O)[C@H](O)[C@H](O)CO.OC[C@H](O)[C@@H](O)[C@H](O)[C@H](O)CO.CCCCCCCC\C=C/CCCCCCCC(O)=O.CCCCCCCC\C=C/CCCCCCCC(O)=O.CCCCCCCC\C=C/CCCCCCCC(O)=O CUNWUEBNSZSNRX-RKGWDQTMSA-N 0.000 abstract description 2
- 229960005078 sorbitan sesquioleate Drugs 0.000 abstract description 2
- 239000002562 thickening agent Substances 0.000 abstract description 2
- 230000007797 corrosion Effects 0.000 abstract 1
- 238000005260 corrosion Methods 0.000 abstract 1
- 239000003112 inhibitor Substances 0.000 abstract 1
- 230000000052 comparative effect Effects 0.000 description 6
- 238000010438 heat treatment Methods 0.000 description 5
- 235000019198 oils Nutrition 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 235000019484 Rapeseed oil Nutrition 0.000 description 3
- 235000021355 Stearic acid Nutrition 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- 235000015278 beef Nutrition 0.000 description 3
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 description 3
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 description 3
- 239000008117 stearic acid Substances 0.000 description 3
- 239000003760 tallow Substances 0.000 description 3
- 150000001298 alcohols Chemical class 0.000 description 2
- POULHZVOKOAJMA-UHFFFAOYSA-N dodecanoic acid Chemical class CCCCCCCCCCCC(O)=O POULHZVOKOAJMA-UHFFFAOYSA-N 0.000 description 2
- 239000003925 fat Substances 0.000 description 2
- 235000019197 fats Nutrition 0.000 description 2
- 238000005461 lubrication Methods 0.000 description 2
- GSGDTSDELPUTKU-UHFFFAOYSA-N nonoxybenzene Chemical compound CCCCCCCCCOC1=CC=CC=C1 GSGDTSDELPUTKU-UHFFFAOYSA-N 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- GSEJCLTVZPLZKY-UHFFFAOYSA-N Triethanolamine Chemical compound OCCN(CCO)CCO GSEJCLTVZPLZKY-UHFFFAOYSA-N 0.000 description 1
- ZJCCRDAZUWHFQH-UHFFFAOYSA-N Trimethylolpropane Chemical compound CCC(CO)(CO)CO ZJCCRDAZUWHFQH-UHFFFAOYSA-N 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 239000010775 animal oil Substances 0.000 description 1
- 239000003945 anionic surfactant Substances 0.000 description 1
- 229940090012 bentyl Drugs 0.000 description 1
- 239000003093 cationic surfactant Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 235000019864 coconut oil Nutrition 0.000 description 1
- 239000003240 coconut oil Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- USIUVYZYUHIAEV-UHFFFAOYSA-N diphenyl ether Chemical compound C=1C=CC=CC=1OC1=CC=CC=C1 USIUVYZYUHIAEV-UHFFFAOYSA-N 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 238000009830 intercalation Methods 0.000 description 1
- 230000002687 intercalation Effects 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 239000010445 mica Substances 0.000 description 1
- 229910052618 mica group Inorganic materials 0.000 description 1
- CWQXQMHSOZUFJS-UHFFFAOYSA-N molybdenum disulfide Chemical compound S=[Mo]=S CWQXQMHSOZUFJS-UHFFFAOYSA-N 0.000 description 1
- 229910052982 molybdenum disulfide Inorganic materials 0.000 description 1
- SLCVBVWXLSEKPL-UHFFFAOYSA-N neopentyl glycol Chemical compound OCC(C)(C)CO SLCVBVWXLSEKPL-UHFFFAOYSA-N 0.000 description 1
- 239000002736 nonionic surfactant Substances 0.000 description 1
- 235000021313 oleic acid Nutrition 0.000 description 1
- WXZMFSXDPGVJKK-UHFFFAOYSA-N pentaerythritol Chemical compound OCC(CO)(CO)CO WXZMFSXDPGVJKK-UHFFFAOYSA-N 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000003381 solubilizing effect Effects 0.000 description 1
- 235000012424 soybean oil Nutrition 0.000 description 1
- 239000003549 soybean oil Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 150000005846 sugar alcohols Polymers 0.000 description 1
- 239000000454 talc Substances 0.000 description 1
- 229910052623 talc Inorganic materials 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 235000015112 vegetable and seed oil Nutrition 0.000 description 1
- 239000008158 vegetable oil Substances 0.000 description 1
Abstract
Description
【発明の詳細な説明】
産業上の利用分野
本発明はアルミニウム鋳造加工において、スリーブとプ
ランジャチップ間の摩擦低減のために用いられるプラン
ジャチップ用潤滑剤に関するもる産業および鋳造加工産
業において利用することができる。DETAILED DESCRIPTION OF THE INVENTION Field of Industrial Application The present invention is applicable to the aluminum casting industry and the casting industry relating to a plunger tip lubricant used to reduce friction between a sleeve and a plunger tip. I can do it.
従来の技術
プランジャチップ用潤滑剤は、プランジャチップとスリ
ーブ間の摩擦を低減し、スムースにｉ８ ？１をキャビ
ティ内に送り込む役目をする。従来のプランジャチップ
用潤滑剤としては、黒鉛を鉱油等の油に分散させた黒鉛
系潤滑剤が知られている。Conventional technology plunger tip lubricants reduce the friction between the plunger tip and sleeve, making the i8 smooth. 1 into the cavity. As a conventional lubricant for a plunger tip, a graphite-based lubricant in which graphite is dispersed in oil such as mineral oil is known.
プランジャチップ用潤滑剤は、プランジャチップとスリ
ーブ間にｌショット当り２ないし３ｍ℃滴丁させたり、
ノズルから噴霧させ、アルミニウム溶湯がキャビティ内
に送り込まれるように使用される。ところが、従来のプ
ランジャチップ用潤滑剤は、それを使用する際に、プラ
ンジャチップ用潤滑剤が落下したり、また、プランジャ
の速度が速いためプランジャチップ用潤滑剤が飛散して
機械回りや床に付着したりして１作業環境を悪化させる
という問題をもっている。The lubricant for the plunger tip is dripped between the plunger tip and the sleeve at 2 to 3 m℃ per shot.
It is used to spray molten aluminum from a nozzle and send it into the cavity. However, when using conventional plunger tip lubricants, the plunger tip lubricant may fall, or because the plunger speed is high, the plunger tip lubricant may scatter around the machine or on the floor. This has the problem of deteriorating the working environment due to adhesion.
発明が解決しようとする問題点
本発明は、前記した従来の不水系黒鉛系潤滑剤の欠点が
無く、潤滑性に優れ、かつ、型締力が大きい鋳造機械に
も適用できるプランジャチップ用潤滑剤を提供すること
を目的とする。Problems to be Solved by the Invention The present invention provides a plunger tip lubricant that does not have the drawbacks of the conventional non-aqueous graphite lubricants described above, has excellent lubricity, and is applicable to casting machines with large mold clamping forces. The purpose is to provide
問題点を解決するための手段
上記の目的を達成するために１本発明者らは水可溶性の
潤滑剤組成物の被洗浄性、潤滑性について、鋭意研究を
重ねた結果、床または機械回りに飛散、落下しても容易
に水で除去でき、かつ潤滑性に優れた水溶性プランジャ
チップ用潤滑剤を削欠し、本発明を完成した。Means for Solving the Problems In order to achieve the above object, the present inventors have conducted extensive research on the cleanability and lubricity of water-soluble lubricant compositions, and have found that The present invention was completed by cutting out a water-soluble plunger tip lubricant that can be easily removed with water even if it is scattered or dropped, and has excellent lubricity.
すなわち５本発明は鉱油および黒鉛を含有する従来のプ
ランジャチップ用潤滑剤に、
（ａ＞油脂、脂肪酸および脂肪酸エステルの１種または
２種以上および若しくは、
（ｂ）白色固体潤滑剤以外の固体潤滑剤および（ｃ）界
面活性剤
を配合したプランジャチップ用潤滑剤である。In other words, 5 the present invention provides a conventional plunger tip lubricant containing mineral oil and graphite, (a) one or more of oils and fats, fatty acids, and fatty acid esters, and/or (b) a solid lubricant other than a white solid lubricant. This is a plunger tip lubricant containing (c) a surfactant and (c) a surfactant.
（油脂、脂肪酸および脂肪酸エステル）本発明において
使用される油脂としては、ナタネ油、大豆油、豚脂、牛
脂などの動植物油脂があげられる。(Oils and Fats, Fatty Acids and Fatty Acid Esters) Examples of the fats and oils used in the present invention include animal and vegetable oils such as rapeseed oil, soybean oil, lard, and beef tallow.
脂肪酸としては、ヤシ油脂肪酸、オレイン酸。Fatty acids include coconut oil fatty acid and oleic acid.
ステアリン酸、牛脂脂肪酸などの高級脂肪酸があげられ
る。Examples include higher fatty acids such as stearic acid and beef tallow fatty acid.
脂肪酸エステルとしては、ヤシ油脂肪酸、オレイン酸、
ステアリン酸、牛脂脂肪−などの高級脂肪酸の１価アル
コールのエステルまたは多価アルコールのエステルがあ
げられる。好ましい脂肪酸エステルとしては、耐熱性お
よび溶解性に優れているという観点から見て、トリメチ
ロールプロパン、ネオペンチルグリコールまたはペンタ
エリスリトールのようなヒンダードアルコールとヤシ油
脂肪酸、オレイン酸、ステアリン酸等とのエステルをあ
げることができる。Fatty acid esters include coconut oil fatty acids, oleic acid,
Examples include esters of monohydric alcohols or esters of polyhydric alcohols of higher fatty acids such as stearic acid and beef tallow. From the viewpoint of excellent heat resistance and solubility, preferable fatty acid esters include hindered alcohols such as trimethylolpropane, neopentyl glycol, or pentaerythritol, and coconut oil fatty acids, oleic acid, stearic acid, etc. I can give you ester.
（固体潤滑剤）
本発明において使用される固体潤滑剤としては、黒鉛、
タルク、雲母、二硫化モリブデン等の層間化合物をあげ
ることができるが、白色の固体潤滑剤は除外される。(Solid lubricant) The solid lubricant used in the present invention includes graphite,
Intercalation compounds such as talc, mica, and molybdenum disulfide can be mentioned, but white solid lubricants are excluded.
白色固体潤滑剤以外の固体潤滑剤（Ｂ）の含有量は、鉱
油、黒鉛１本発明のプランジャチップ用潤滑剤の成分（
ａ）、白色固体潤滑剤以外の固体潤滑剤および界面活性
剤の総重ｌを１００重量％として、白色固体潤滑剤以外
の固体潤滑剤（Ｂ）−が１ないし３０＠１％で、好まし
い範囲は２ないし２０＠１％である。固体潤滑剤の含有
量が３０１看％を越えると、固体潤滑剤の分散安定性が
悪くなり５潤滑剤の供給および管理の面で実用できなく
なる。The content of the solid lubricant (B) other than the white solid lubricant is 1 mineral oil, 1 graphite, the components of the plunger tip lubricant of the present invention (
a), the solid lubricant other than the white solid lubricant (B) - is 1 to 30 @ 1%, with the total weight of the solid lubricant other than the white solid lubricant and the surfactant being 100% by weight, a preferred range is between 2 and 20@1%. If the content of the solid lubricant exceeds 301%, the dispersion stability of the solid lubricant deteriorates, making it impractical in terms of supply and management of the lubricant.
（界面活性剤）
本発明において使用される界面活性剤としては、付着し
た潤滑剤を水洗して除去する時に潤滑剤を可溶化する働
きを持つもので、かつ組成物の均一混合を妨げないもの
であればカチオン系界面活性剤、アニオン系界面活性剤
およびノニオン系界面活性剤のいずれをも使用すること
ができる。(Surfactant) The surfactant used in the present invention is one that has the function of solubilizing the attached lubricant when it is removed by washing with water, and that does not interfere with uniform mixing of the composition. If so, any of cationic surfactants, anionic surfactants and nonionic surfactants can be used.
（動粘度）
また本発明の潤滑剤の動粘度は４０℃で２００ないし５
００ ｍ ｔｒ＋” ／ ｓの範囲に調整することが好
ましい、動粘度が２００ ｍ ｒｒｌ ／ ｓ未満では
、潤滑不足による油膜切れが生じ、プランジャとスリー
ブ間で焼付けを起こす恐れがあり、逆に動粘度が５００
ｍ ｒｎ” ／ ｓを越えると、潤滑剤供給時のポン
プアップや滴下が困難となって、潤滑剤供給が不十分と
なり、プランジャとスリーブ間の焼付きを起こすことが
ある。(Kinematic viscosity) The lubricant of the present invention has a kinematic viscosity of 200 to 5 at 40°C.
It is preferable to adjust the kinematic viscosity to a range of 00 m tr+”/s. If the kinematic viscosity is less than 200 m rrl/s, the oil film may run out due to insufficient lubrication, causing seizure between the plunger and the sleeve, and conversely, the kinematic viscosity may is 500
If m rn''/s is exceeded, it becomes difficult to pump up or drop lubricant during supply, resulting in insufficient lubricant supply and seizure between the plunger and sleeve.
（その他の成分）
本発明の潤滑剤は上記の必須成分以外に、防食剤、増粘
剤等の任意添加物を適宜添加することができる。(Other Components) In addition to the above-mentioned essential components, the lubricant of the present invention may optionally contain optional additives such as anticorrosive agents and thickeners.
実 施 例
以下１本発明の実施例を比較例とともに説明するが１本
発明はこれらの実施例によって限定されるものではない
。EXAMPLE Hereinafter, an example of the present invention will be described together with a comparative example, but the present invention is not limited to these examples.
実施例１ないし８
実施例１ないし８として第１表に示す組成のものを調製
した。Examples 1 to 8 Examples 1 to 8 were prepared having the compositions shown in Table 1.
（ｒｌ） （１）第１表中の組成割合は重量％で表されている。(rl) (1) The composition ratios in Table 1 are expressed in weight %.
（２）鉱油：動粘度４８６ｍｍ”／５（４０℃）（３）
脂肪酸エステル二ネ才ベンチルアルコールのオレイン酸
トリエステル、日本油脂株式会社製の商品名ユニスター
８３８１．）
（４）黒鉛：鱗状黒船（平均粒径７μｍ）（５）界面活
性剤Ｉ：ソルビタンセスキオレエート（ユシロ化学工業
株式会社製）
（６）界面活性剤Ｉｌｌソノニルフェニールエーテルノ
ニボール８５．三洋化成工業株式会社製）
（７）界面活性剤■：ノニルフェニールエーテル（ノニ
ポール６０．三洋化成工業株式会社製）
（８）界面活性剤１ｖ：ノニルフェニールエーテル（ノ
ニポール２０、三洋化成工業株式会社！１）
（９）アルカノールアミン：トリエタノールアミン（日
本触媒化学工業株式会社製）
これら実施例の潤滑剤と比較例の潤滑剤について、潤滑
性と被洗浄性を評価した。(2) Mineral oil: kinematic viscosity 486mm”/5 (40°C) (3)
Oleic acid triester of fatty acid ester double-bentyl alcohol, trade name UNISTAR 8381, manufactured by NOF Corporation. ) (4) Graphite: scaly black ship (average particle size 7 μm) (5) Surfactant I: Sorbitan sesquioleate (manufactured by Yushiro Chemical Industry Co., Ltd.) (6) Surfactant Ill Sononyl Phenyl Ether Noniball 85. (manufactured by Sanyo Chemical Industries, Ltd.) (7) Surfactant ■: Nonyl phenyl ether (Nonipol 60, manufactured by Sanyo Chemical Industries, Ltd.) (8) Surfactant 1v: Nonyl phenyl ether (Nonipol 20, Sanyo Chemical Industries, Ltd.!) 1) (9) Alkanolamine: Triethanolamine (manufactured by Nippon Shokubai Kagaku Kogyo Co., Ltd.) The lubricating properties and washability of the lubricants of these Examples and Comparative Examples were evaluated.
比較例は以下に示す組成の潤滑剤を用いた。In the comparative example, a lubricant having the composition shown below was used.
比較例１
４０℃の動粘度が２６３ｍゴ／Ｓの鉱油９０重１％に、
鱗状黒鉛（平均粒径７μｍ）１０重置％を添加したもの
であって、動粘度（４０℃）が３５０ｍｒｒ１″／Ｓの
組成物。Comparative Example 1 90 wt 1% mineral oil with a kinematic viscosity of 263 mG/S at 40°C,
A composition containing 10% of scale graphite (average particle size 7 μm) and having a kinematic viscosity (40° C.) of 350 mrr1″/S.
比較例２
４０℃の動粘度が２６３ｍｍ’／ｓの鉱油８５重−％に
、ナタネ油１５重量％を添加したものであって、動粘度
（４０℃）が２０５ ｍ ｒｔ？ ／ ｓの組成物。Comparative Example 2 15% by weight of rapeseed oil was added to 85% by weight of mineral oil with a kinematic viscosity of 263 mm'/s at 40°C, and the kinematic viscosity (at 40°C) was 205 m rt? /s composition.
比較例３
４０℃の動粘度が４８６ ｍ ｒｎ” ／ ｓの鉱油８
５重量％に、ナタネ油１５重量％を添加したものであっ
て、動粘度（４０℃）が３７０ ｍ ｒｒ＋” ／ ｓ
の組成物。Comparative Example 3 Mineral oil 8 with a kinematic viscosity of 486 mrn”/s at 40°C
5% by weight and 15% by weight of rapeseed oil, with a kinematic viscosity (40°C) of 370 mrr+”/s
Composition of.
潤滑性および被洗浄性の試験方法は以下に示す通りであ
る。The test methods for lubricity and washability are as shown below.
（潤滑性）
潤滑性は、第１図に示す摩擦試験機を使用して測定した
。この摩擦試験機ｌは、潤滑剤を一定の厚さで回転体２
に被覆し、この回転体２を回転させながら所定温度に加
熱された加熱体３を押し付けて、回転体２と加熱体３と
の間の摩擦係数を測定して潤滑性能を評価するものであ
る。加熱体３には変圧器４が接続されており、この変圧
器４の出力を調整することにより加熱体３の温度を変化
させることができる。(Lubricity) Lubricity was measured using a friction tester shown in FIG. This friction tester l applies lubricant to a rotating body with a constant thickness.
The lubrication performance is evaluated by measuring the coefficient of friction between the rotating body 2 and the heating body 3 by pressing a heating element 3 heated to a predetermined temperature while rotating the rotating body 2. . A transformer 4 is connected to the heating body 3, and by adjusting the output of the transformer 4, the temperature of the heating body 3 can be changed.
（被洗浄性）
第
表
潤滑性および被洗浄性の試験結果を第２表および第３表
に示す。(Cleanability) Table 2 and Table 3 show the test results for lubricity and washability.
第 ２ 表
第２表および第３表の結果から明らかなように、本発明
のプランジャチップ用潤滑剤は、従来から使用されてい
る黒鉛系もしくは非黒鉛系潤滑剤と比較して、同等もし
くはそれ以上の潤滑性を示すとともに、被洗浄性がはる
かに優れている。Table 2 As is clear from the results in Tables 2 and 3, the plunger tip lubricant of the present invention is equivalent to or better than conventionally used graphite-based or non-graphite-based lubricants. In addition to exhibiting the above-mentioned lubricity, it also has far superior washability.
発明の効果
上記に説明したように、基油として鉱油を用い、油脂、
脂肪酸または脂肪酸エステルの１種または２種以上、お
よび若しくは、固体潤滑剤および界面活性剤を含有して
なる組成物の潤滑剤は潤滑性および被洗浄性とともに優
れている。従って、アルミニウム鋳造加工におけるプラ
ンジャチップ用潤滑剤として使用した場合に、良好な潤
滑性を発揮するとともに、水洗または湯洗によって容易
に除去できるため１作業環境の良化などの改善が可能と
なる。Effects of the Invention As explained above, using mineral oil as the base oil, fats and oils,
A lubricant composition comprising one or more fatty acids or fatty acid esters, and/or a solid lubricant and a surfactant has excellent lubricity and washability. Therefore, when used as a lubricant for plunger tips in aluminum casting processing, it exhibits good lubricity and can be easily removed by washing with water or hot water, making it possible to improve the working environment.
第１図は、本発明のプランジャチップ用潤滑剤の性能を
評価するために使用した摩擦試験機の概要説明図である
。
第１図において
１は摩擦試験機。
２は回転体、
３は加熱体、
４は変圧器である。FIG. 1 is a schematic explanatory diagram of a friction tester used to evaluate the performance of the plunger tip lubricant of the present invention. In Figure 1, 1 is a friction tester. 2 is a rotating body, 3 is a heating body, and 4 is a transformer.
Claims (2)
いて、 （ａ）油脂、脂肪酸および脂肪酸エステルの１種または
２種以上およびもしくは、 （ｂ）固体潤滑剤および （ｃ）界面活性剤 を含有することを特徴とするプランジャチップ用潤滑剤
。(1) A plunger tip lubricant based on mineral oil, containing (a) one or more of oils and fats, fatty acids, and fatty acid esters, and/or (b) a solid lubricant and (c) a surfactant. A plunger tip lubricant characterized by:
ｍｍ＾２／ｓである請求項１に記載のプランジャチップ
用潤滑剤。(2) The kinematic viscosity of the composition is 200 to 500 at 40°C.
The plunger tip lubricant according to claim 1, which has a lubricant of mm^2/s.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6916589A JPH02248497A (en) | 1989-03-23 | 1989-03-23 | Lubricant for plunger tip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6916589A JPH02248497A (en) | 1989-03-23 | 1989-03-23 | Lubricant for plunger tip |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02248497A true JPH02248497A (en) | 1990-10-04 |
Family
ID=13394826
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6916589A Pending JPH02248497A (en) | 1989-03-23 | 1989-03-23 | Lubricant for plunger tip |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02248497A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05156278A (en) * | 1991-12-04 | 1993-06-22 | Yushiro Chem Ind Co Ltd | Water soluble lubricant composition for plunger |
| EP0652280A2 (en) * | 1993-10-15 | 1995-05-10 | Oronite Japan Limited | Multipurpose functional fluid for agricultural machinery or construction machinery |
| EP1174487A3 (en) * | 1993-10-15 | 2002-02-06 | Oronite Japan Limited | Multipurpose functional fluid for agricultural machinery or construction machinery |
| WO2011048754A1 (en) | 2009-10-23 | 2011-04-28 | 三菱重工業株式会社 | Lubricating oil composition for die forging and die forging device |
| JP2013006205A (en) * | 2011-06-27 | 2013-01-10 | Toyota Motor Corp | Lubricant for plunger and production method thereof |
| US9125769B2 (en) | 2010-03-31 | 2015-09-08 | Unicharm Corporation | Absorbent article |
-
1989
- 1989-03-23 JP JP6916589A patent/JPH02248497A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05156278A (en) * | 1991-12-04 | 1993-06-22 | Yushiro Chem Ind Co Ltd | Water soluble lubricant composition for plunger |
| EP0652280A2 (en) * | 1993-10-15 | 1995-05-10 | Oronite Japan Limited | Multipurpose functional fluid for agricultural machinery or construction machinery |
| EP0652280A3 (en) * | 1993-10-15 | 1995-06-21 | Oronite Japan Limited | Multipurpose functional fluid for agricultural machinery or construction machinery |
| EP1174487A3 (en) * | 1993-10-15 | 2002-02-06 | Oronite Japan Limited | Multipurpose functional fluid for agricultural machinery or construction machinery |
| WO2011048754A1 (en) | 2009-10-23 | 2011-04-28 | 三菱重工業株式会社 | Lubricating oil composition for die forging and die forging device |
| US9296035B2 (en) | 2009-10-23 | 2016-03-29 | Mitsubishi Heavy Industries, Ltd. | Lubricating-oil composition for forging molding and forging molding apparatus |
| US9125769B2 (en) | 2010-03-31 | 2015-09-08 | Unicharm Corporation | Absorbent article |
| JP2013006205A (en) * | 2011-06-27 | 2013-01-10 | Toyota Motor Corp | Lubricant for plunger and production method thereof |
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