1、 光滑油脂根底光滑油脂根底version 1.1 目的目的:l學習油脂光滑的知識l學習正確選擇光滑油脂l了解SKF在光滑領域的才干 v 1.1, 0/3 油脂是如何任務的油脂是如何任務的?l隔離軸承的接觸外表隔離軸承的接觸外表- 降低磨損降低磨損- 降低摩擦降低摩擦l維護軸承維護軸承- 防銹防銹- 防止外界污染防止外界污染v 1.1, 1/5 稀油還是油脂稀油還是油脂? 油脂油脂:稀油稀油:+ 易于填充易于填充 (本錢低！本錢低！)+ 額外的冷卻才干額外的冷卻才干+ 提供對軸承的額外維護提供對軸承的額外維護+ 有過濾才干有過濾才干 (防止雜質、潮濕防止雜質、潮濕)80% 的軸承采用油脂光滑v

2、1.1, 1/6 油脂是如何任務的油脂是如何任務的? just like aqua-planing !l滾動體在一層極薄的油膜上運動l沒有金屬和金屬之間的接觸v 1.1, 1/7 光滑油脂不可思議的才干光滑油脂不可思議的才干:油膜的厚度相當于一層紙的1/100接受的壓強相當于在指尖上 接受10 部汽車的分量v 1.1, 1/8 顯微環境下的軸承外表顯微環境下的軸承外表甚至最光滑的外表也需求光滑以防止磨損和減少摩擦v 1.1, 1/9 顯微環境下的光滑情況顯微環境下的光滑情況: 液動光滑液動光滑最理想的形狀最理想的形狀邊境光滑邊境光滑部分情況部分情況v 1.1, 1/10 什么是油脂什么是油脂:

3、油脂是稠化了的油油脂是稠化了的油不是: -稠的油 -固體油 (蠟)類似海綿v 1.1, 1/11 G REASE LG M T3/ 180G r asaFet tG r ai sseG r easeG r asso根底油(70-95 %)增稠劑(5-30 %)添加劑AntioxidantsRust InhibitorsEP and anti-wearadditives油脂包含了什么油脂包含了什么?油脂 =+v 1.1, 1/12 基油種類基油種類:l礦物油礦物油 (90%)普通運用普通運用l合成油合成油 (10%)特殊運用特殊運用, 價錢較貴價錢較貴l天然油天然油 ( 1%)食品級食品級, 環

4、保級環保級v 1.1, 1/13 基油粘度基油粘度:粘度粘度 = 液體抵抗流動的才干液體抵抗流動的才干l水水: 低粘度低粘度(1 cSt 20 C.)l蜂蜜蜂蜜: 高粘度高粘度l(1200 cSt 20 C.)v 1.1, 1/15YH ON E 基油粘度基油粘度 (2):尋覓正確的平衡點尋覓正確的平衡點低粘度低粘度:+ 低摩擦低摩擦- 油膜薄油膜薄高粘度高粘度:+ 油膜厚油膜厚- 摩擦大摩擦大基油粘度隨溫度而變！v 1.1, 1/16 增稠劑類型增稠劑類型:l金屬皂基金屬皂基 (70%)鋰、鈣等鋰、鈣等l聚脲基聚脲基 (20%)可替代金屬皂基可替代金屬皂基l硅硅 / 粘土粘土 (5%)寬溫寬

5、溫lPTFE (Teflon) (1%)極高溫度極高溫度, 昂貴昂貴v 1.1, 1/17 增稠劑類型增稠劑類型:l金屬皂基金屬皂基鋰鋰規范規范鈣鈣耐水耐水, 鋁鋁 熱穩定性熱穩定性復合復合提高某種特性提高某種特性l無皂基無皂基聚脲聚脲高溫或寬溫高溫或寬溫.粘土粘土無滴點無滴點, 寬溫寬溫.硅硅 無滴點無滴點, 寬溫寬溫PTFE熱穩定性好熱穩定性好.高溫高溫類型細類特性v 1.1, 1/18 添加劑類型添加劑類型:l抗氧化劑抗氧化劑延伸油脂壽命延伸油脂壽命l極壓極壓 (EP) 添加劑添加劑防止冷焊景象防止冷焊景象l 防腐蝕添加劑防腐蝕添加劑維護軸承維護軸承l固體添加劑固體添加劑 (石墨石墨,

6、MoS2)當液體光滑失效的時候當液體光滑失效的時候 v 1.1, 1/19 為什么油脂會失效為什么油脂會失效?l污染污染由于灰塵、磨屑等由于灰塵、磨屑等l油脂硬化油脂硬化 / 軟化軟化l基油氧化或流失基油氧化或流失l變軟變軟機械穩定性不好機械穩定性不好被水或油污染被水或油污染油脂的壽命會很長但不是無限油脂的壽命會很長但不是無限 !v 1.1, 1/20 油脂的油脂的 保管和運用保管和運用:l不要儲存在開放的容器里不要儲存在開放的容器里 !l防止灰塵及雜物防止灰塵及雜物 !GREASEv 1.1, 1/21 油脂的特性油脂的特性: 任務溫度(OAT)負荷才干/耐磨/極壓特性(OAT) (OAT)

7、 耐磨損性 泵送性(TO) 可過濾性(T)噪音特性(TMA) (TM) 機械穩定性 耐水性 (TMA)防銹才干 (TA) 影響要素: O = 基油 A = 添加劑 T = 增稠劑 M = 制造工藝(TOM) 粘稠度淅油率 (TOM)可降解性 (O) (OA) 基油粘度v 1.1, 2/5 T1 T2 temperature T3 T4制止操作區非平安操作區 (僅可短期運轉)平安操作區 i.e. 可預測壽命T1 = 低溫極限T2 = 低溫壽命極限T3 = 高溫壽命極限T4 = 高溫極限i.e. 軸承上測得的溫度(e.g. 外圈)油脂的任務溫度范圍油脂的任務溫度范圍:SKF 的交通燈概念的交通燈概

8、念v 1.1, 2/6 T4T3T2T1球軸承滾子軸承平安操作區平安操作區i.e. 油脂壽命可預測油脂壽命可預測100 10 1 0.1 0.01溫度對油脂壽命的影響溫度對油脂壽命的影響:starvation process degradation process油脂壽命軸承溫度v 1.1, 2/7 LGMT 2-50050100150200250LGMT 3LGEP 2LGWM 1LGMB 2LGHB 2LGEM 2任務溫度范圍任務溫度范圍:SKF 效力市場效力市場 (1)deg.Cv 1.1, 2/8 LGLT 2LGEV 2LGLC 2LGHQ 3LGWA 2LGFC 2-5005010

9、0150200250任務溫度范圍任務溫度范圍:SKF 效力市場效力市場 (2)deg.Cv 1.1, 2/9 基油粘度的重要性基油粘度的重要性:l軸承溫度軸承溫度l轉速轉速l負荷負荷光滑油膜的厚度取決于光滑油膜的厚度取決于:基油粘度基油粘度 是調整油膜厚度的主要方式是調整油膜厚度的主要方式v 1.1, 2/10 選擇基油粘度選擇基油粘度: 如如:選擇選擇:高速高速; 低負荷低負荷; 低溫低溫低基油粘度低基油粘度低速低速; 高負荷高負荷高基油粘度高基油粘度粘度粘度: 運用運用:(at 40 C) (目的目的) 10-25 cSt低溫低溫, 高速高速70-200 cSt規范運用規范運用400-10

10、00 cSt(非常非常) 重負荷重負荷, (非常非常) 低速低速v 1.1, 2/11 油脂的粘稠度油脂的粘稠度:粘稠度粘稠度 = 鞏固的程度鞏固的程度l粘稠度太低粘稠度太低: 油脂走漏油脂走漏l 攪動猛烈攪動猛烈l粘稠度太高粘稠度太高: 光滑不良光滑不良l 滾道體滑動滾道體滑動compare with butterv 1.1, 2/12 NLGI 粘稠度系數粘稠度系數:v 1.1, 2/14 NLGI針入度針入度外觀外觀 用途用途 系數系數* 0.1 mm 000 445 - 475 流動性非常好流動性非常好 00 400 - 430 流動性好流動性好變速箱等變速箱等0355 - 385 半

11、流動性半流動性1310 - 340 非常軟非常軟2265 - 295 軟軟軸承軸承3220 - 250 中等硬度中等硬度4175 - 205硬硬5130 - 160 非常硬非常硬密封密封6 85 - 115 極硬極硬 增稠劑增稠劑 基油基油 溫度范圍溫度范圍 C 耐水性耐水性 鈉基 礦物油 - 20 to 100 可溶于水鋰基 礦物油- 20 to 130 90 C以下耐水鋰復合基礦物油 - 20 to 150 耐水鈣基 礦物油 - 20 to 50 高度耐水鋁基 礦物油 - 20 to 70 耐水復合鈉基 礦物油 - 20 to 140 80 C以下耐水復合鈣或 鋇基 礦物油 - 20 to

12、 140 高度耐水 油脂種類油脂種類 (1):重要特性重要特性:v 1.1, 2/15 增稠劑增稠劑 基油基油 溫度范圍溫度范圍 C 耐水性耐水性粘土基礦物油 - 20 to 150 耐水復合鋁基礦物油 - 20 to 150 耐水 聚脲礦物油 - 20 to 150 耐水聚脲 SHC 合成油- 40 to 160 耐水鋰基雙脂 - 50 to 110 耐水鋰基 多脂 - 40 to 160 耐水鋰基硅油 - 40 to 170 高度耐水 油脂種類油脂種類 (2):重要特性重要特性:v 1.1, 2/16 重要的油脂特性重要的油脂特性:l任務溫度范圍任務溫度范圍:l基油粘度基油粘度:ll粘稠度

13、粘稠度:v 1.1, 2/4 l一次性光滑一次性光滑密封軸承密封軸承初始油脂選型非常重要初始油脂選型非常重要l延續性再光滑延續性再光滑 開放式軸承開放式軸承咨詢咨詢SKF / 綜合型錄綜合型錄l延續光滑延續光滑 適用于對光滑要求極高的場所適用于對光滑要求極高的場所,或密封的目的或密封的目的光滑方式光滑方式:SKF SKFv 1.1, 2/24 l在以下情況下聯絡在以下情況下聯絡SKF:l - 關鍵運用關鍵運用l - 特種油脂特種油脂 l- 特殊運用條件特殊運用條件 (振動振動, 污染等污染等)l利用再光滑周期表l(SKF 綜合型錄) l運用的限制條件:l - 正常運轉條件l - 高質量鋰基脂l

14、 - 運轉溫度不超越 70 C再光滑周期再光滑周期:v 1.1, 2/25 取決于: - 軸承轉速 (n) - 軸承尺寸 (d) - 軸承方式- 適宜 70 C以下 每升高 15 C, ( 110 C), 油脂壽命減半 - 每降低 15 C 油脂壽命加倍再光滑周期再光滑周期:v 1.1, 2/26 環保環保 & 平安平安:v 1.1, 2/27平安平安:鉛鉛: 無要求無要求亞硝酸鹽亞硝酸鹽: 無要求無要求鋇鋇: 需標注需標注環保環保:一次性填充一次性填充: 減少油脂用量減少油脂用量氯氯: 難于處置難于處置可降解可降解: 對環保有要求時的對環保有要求時的 獨一選擇獨一選擇 油脂性能油脂性

15、能:油脂的性能是一種平衡油脂的性能是一種平衡:在油脂各種性能的沖突中在油脂各種性能的沖突中- 高溫暖低溫性能高溫暖低溫性能- 溫度限制和油脂壽命溫度限制和油脂壽命在油脂性能和本錢之間在油脂性能和本錢之間- 高性能意味著高本錢高性能意味著高本錢萬能的油脂是不存在的萬能的油脂是不存在的 !必需根據運用選擇最正確的油脂必需根據運用選擇最正確的油脂v 1.1, 2/28 在缺乏光滑知識的情況下選擇油脂在缺乏光滑知識的情況下選擇油脂 :以下情況需求更多的知識以下情況需求更多的知識:任務溫度在任務溫度在 100 C 以上或以上或 50 C以下以下軸承轉速非常高或者非常低軸承轉速非常高或者非常低負荷非常高或

16、振動負荷負荷非常高或振動負荷要求油脂有特殊特性要求油脂有特殊特性 (特別的耐水性特別的耐水性, 低阻力低阻力, 低噪聲，與其他油脂兼容等低噪聲，與其他油脂兼容等)對于絕大部分軸承運用對于絕大部分軸承運用:高質量的鋰基脂高質量的鋰基脂,基油為礦物油并且基油為礦物油并且NLGI 2級的油級的油脂脂v 1.1, 3/4 油脂選擇過程油脂選擇過程:1 選擇粘稠度選擇粘稠度2 能否需求能否需求 EP / 固體添加劑固體添加劑3 選擇添加劑特性選擇添加劑特性4 選擇基油粘度選擇基油粘度引薦的選擇過程引薦的選擇過程, 簡單運用簡單運用v 1.1, 3/5 1. 選擇粘稠度選擇粘稠度:NLGI 2 grade

17、: 普通軸承運用普通軸承運用NLGI 3 grade: 大軸承大軸承, 振動振動, 高環境溫度高環境溫度,垂直軸垂直軸NLGI 1 grade: 低環境溫度低環境溫度,往復運用往復運用, 當存在泵送問題時當存在泵送問題時選擇選擇:v 1.1, 3/6 2. 能否需求能否需求EP/固體光滑固體光滑:需求需求EP添加劑添加劑 - 高負荷高負荷 (C/P 5) - 振動負荷振動負荷 - 頻繁起停機頻繁起停機 需求固體光滑 (石墨/MoS2) - 軸承速度極低 (n.dm 30,000 mm/min)v 1.1, 3/7只需在需求的情況下選擇EP和固體添加劑 ! 3. 選擇油脂添加劑特性選擇油脂添加劑

18、特性:任務溫度范圍:添加劑 + 基油(超出 -30 C to +120 C)耐水:添加劑 防銹:添加劑, 增稠劑可降解:基油在不需求特殊特性的情況下: 選擇鋰基礦物油基油 對于對于: 留意留意:v 1.1, 3/8 4 選擇基油粘度選擇基油粘度 (1):SKF General Catalogue diagraml稀油光滑是選擇適宜的粘度1(using diagram from SKF General Catalogue)v 1.1, 3/9 4 選擇基油粘度選擇基油粘度 (2):(using diagram from SKF General Catalogue)轉換 到要求的40 C下的粘度1

19、 選擇油脂的基油粘度, 并且乘以系數2 SKF General Catalogue diagramv 1.1, 3/10 油脂填充數量油脂填充數量:開放式軸承開放式軸承:軸承必需軸承必需 100% 填滿填滿軸承座的其他空間填充軸承座的其他空間填充 30-50%密封軸承密封軸承:普通填充普通填充 = 25-35%更高的填充量更高的填充量假設有防腐蝕的要求假設有防腐蝕的要求假設軸承轉速非常低假設軸承轉速非常低更少的填充量更少的填充量假設軸承轉速非常高假設軸承轉速非常高 v 1.1, 3/11 l與其他油脂與其他油脂l與維護劑與維護劑l與橡膠密封資料與橡膠密封資料l與堅持架資料與堅持架資料油脂的兼容

20、性油脂的兼容性:v 1.1, 3/12 油脂的兼容性油脂的兼容性 (1):與防護劑與防護劑:l傳統的聚脲基油脂與絕大部分防護劑均不兼容! l 當出現問題時，徹底清潔軸承并重新填充與其他油脂與其他油脂:l檢查增稠劑和基油的兼容性!l利用兼容性列表l不兼容并不總會引起問題l 當出現問題時，徹底清潔軸承并重新填充v 1.1, 3/13 油脂的兼容性油脂的兼容性 (2):與堅持架資料與堅持架資料:與橡膠密封與橡膠密封:含有脂類油的油脂通常與ACM 橡膠不兼容!SKF的密封與幾乎一切的油脂都兼容.l含硫的含硫的 EP 與黃銅堅持架在與黃銅堅持架在100 C以上會產生侵蝕以上會產生侵蝕.lEP 添加劑在添

21、加劑在110 C以上會影響以上會影響PA66的堅持架的堅持架.v 1.1, 3/14 + = 兼容 - =不兼容o = 需獨立測試Sodium complexLithium soapPolyureaCalcium soapCalcium complexLithium complexAluminium complexSodium (Na) soapClayBarium complexNa compl.Li soapPolyureaCa soapCa compl.Li compl.Al compl.Na soapClayBa compl.+o+-o+-+-+-+-+-+-+-+油脂的兼容性列表油脂

22、的兼容性列表 (1):增稠劑增稠劑-oooooooooooooooooooooo+oooooooo+-o oooooo+-oo+o oooo-oooov 1.1, 3/15 PolyphenyletherMineral oilEster oilSilicone: phenylSilicone: methylPolyglycolPolyphenyletherMineral oilEster oilSilicone: phenylSilicone: methylPolyglycol+ + -+ +-+ -+ + -+ + +-+ +油脂的兼容性列表油脂的兼容性列表 (2):基油基油oo oooo

23、= 需獨立測試+ = 兼容- =不兼容+v 1.1, 3/16 lSKF 對軸承的光滑運用有最豐富的知識lSKF 最有資歷定義油脂的性能lSKF 開展了最高質量的軸承光滑油脂lSKF 能提供軸承和油脂的整體處理方案選用選用 SKF 提供的油脂的益處提供的油脂的益處:SKF 是世界上最大的軸承供應商是世界上最大的軸承供應商!v 1.1, 3/17 Hightemperatureabove120CBearingworkingconditionsLowtemperatureVery lowspeedand/oroscillatingmovementsVery highspeedLow torquea

24、nd frictionrequirementsRustinhibitingpropertiesHeavyloadWaterresistanceSeverevibrationLGMT2LGMT3LGHB2LGEP2LGEM2LGEV2LGFC2LGWA2LGLT2LGHQ3LGWM1LGMB2LGLC2+ooooooooooooooo-+-oo+= Suitableo= Not suitable-= Recommended+oooooooo+oooo+效力市場的油脂選擇指南效力市場的油脂選擇指南 (1):v 1.1, 3/18 SKF GREASETYPELGMT 2LGMT 3LGEP 2LG

25、WM 1LGMB 2LGHB 2LGEM 2DESCRIPTIONAll purpose Industrial and AutomotiveAll purpose Industrial and AutomotiveExtreme PressureExtreme Pressurelow temperatureEP high viscosityEP high viscosityhigh temperatureHigh viscosity+ solid lubricantsTHICKENER/BASE OILLithium soap/mineral oilLithium soap/mineral o

26、ilLithium soap/mineral oilLithium soap/mineral oilLithium soap/mineral oilLithium-calciumsoap/mineral oilComplex calciumsulfonate/ mineral oilBASE OILVISCOSITY1)110120190200780420500TEMPERATURERANGE-30/+120 C-22/ +250 F-30 /+120 C-22 / +250 F-20 /+110 C-4 / +230 F-30/+110 C-22/ +230 F-20 /+120 C-4 /

27、 +250 F-20/+150 C-4 / +300 F-20/+120 C-4 / +250 FAVAILABLEPACK SIZES200g (7 oz) tube, 400g (14.1 oz)cartridge, 1-5-18-50-180 kg(2.2-11-33-110-400 lb)400g (14.1 oz) cartridge,1-5-18-50-180 kg(2.2-11-33-110-400 lb)400g (14.1 oz) cartridge,1-5-50-180 kg(2.2-11-110-400 lb)400g (14.1 oz) cartridge,5-50-1

28、80 kg(11-110-400 lb)50-180 kg(110-400 lb)400g (14.1 oz) cartridge,1-5-18-180 kg(2.2-11-33-400 lb)18-50-180 kg(33-110-400 lb)Note 1): mm /s at 40 C / 104 F = cSt2效力市場的油脂選擇指南效力市場的油脂選擇指南 (2):技術參數技術參數v 1.1, 3/19 效力市場的油脂選擇指南效力市場的油脂選擇指南 (3):技術參數技術參數SKF GREASETYPELGEV 2LGLT 2LGLC 2LGHQ 3LGWA 2LGFC 2DESCRIP

29、TIONLow temperaturehigh speedWide temperatureTHICKENER/BASE OILLithium-calciumsoap/mineral oilLithium soap/di-ester oilLithium complexsoap/mineral oil1000152311018540TEMPERATURERANGE-100/+120 C+14/ +250 F-55/+110 C-65 / +230 F-30/+150 C-22/ +300 F-20/+80 C-4/ +230 FAVAILABLEPACK SIZES400g (14.1 oz)

30、cartridge,1-5-18-180 kg(2.2-11-33-400 lb)5-50-180 kg(11-110-400 lb)380g (12.1 oz) cartridge,1 kg (2.2 lb)2)Food compatibleHigh temperatureLow temperatureExtremely high viscosity with solid lubricantsNote 1): mm /s at 40 C / 104 F = cStNote 2): LGWA 2 can withstand peak temperatures of +220 C / 428 F

31、2-40/+120 C-40/ +250 F-30/+140 C-22/ +284 FComplex calciumsoap/ ester+mineral oilLithium complexsoap/mineral oilCalcium soap/vegetable oilBASE OILVISCOSITY1)200g (7 oz) tube,1-180 kg (2.2-400 lb)200g (7 oz) tube,1 kg (2.2 lb)200g (7 oz) tube,1-5-50-180 kg(2.2-11-110-400 lb)v 1.1, 3/20 TempspeedLoadM

32、ain additional propertiesgreaserecomm.MMMLLVLELELMMHHVHVHVHgeneral purpose for small/medium sized bearingsgeneral purpose for large bearingsEP/anti-wear, good corrosion inhibitionEP/anti-wear, good low temperature performance, anti-brinellingexcellent EP/anti-wear (in particular by solid additives)E

33、P/anti-wear, good corrosion inhibitionexcellent EP/anti-wear (in particular by solid additives)LGMT 2LGMT 3LGEP 2LGWM 1LGEM 2LGMB 2LGEV 2LL+MMEHVHHLMEP/anti-wear, food compatible (no low temperature start-up)quiet running, very low start-upEP/anti-wearLGFC 2LGLT 2LGLC 2HHMLMHMquiet running, leakage

34、resistantEP/anti-wear, corrosion inhibitionleakage resistant, ability to withstand high peak temperaturesLGHQ 2LGHB 2LGWA 2快速油脂選擇指南快速油脂選擇指南 !v 1.1, 3/21 特性目的特性目的:TempM = medium: -30 to +110 deg.CH = high:-20 to +130 deg.CW = wide:-40 to +140 deg.CL = low:-50 to + 80 deg.CSpeedEH = extremely high:n.d

35、m over 700,000VH = very high:n.dm up to 700,000H = high:n.dm up to 500,000M = medium:n.dm up to 300,000L = low:n.dm below 100,000Load:H = high:C/P 10v 1.1, 3/22 LGEP 2極壓油脂極壓油脂, 極低運轉噪聲極低運轉噪聲. 瑞典鐵路部門選為最正確油脂瑞典鐵路部門選為最正確油脂.LGHB 2高溫高溫, 高粘度油脂高粘度油脂, 具有極壓特性而不含具有極壓特性而不含EP添加劑添加劑.LGEV 2極高粘度油脂極高粘度油脂, 特為重工業運用而開發特

36、為重工業運用而開發. 采用固體添加劑采用固體添加劑 而在極低速度下有極為出色的性能而在極低速度下有極為出色的性能.LGHQ 3專為需求低噪聲運轉的運用開發的高溫油脂專為需求低噪聲運轉的運用開發的高溫油脂幾種特殊的幾種特殊的 SKF 油脂油脂:v 1.1, 3/23 SKF 油脂的速度特性指南油脂的速度特性指南:LGMT 2 300,000LGMT 3 300,000LGEP 2 100,000LGWM 1 100,000LGMB 2 10,000LGHB 2 300,000LGEM 2 30,000LGEV 2 30,000LGLT 2700,000LGLC 2 700,000LGHQ 3 5

37、00,000LGWA 2 100,000LGFC 2 300,000Max. n.dm values mm/minn.dm: n = speed (rev./min) dm = average of d and D (mm)v 1.1, 3/25 免維護免維護更多免維護密封軸承需求更長壽命的油脂更多免維護密封軸承需求更長壽命的油脂降低噪音降低噪音更多低噪聲的軸承需求低噪聲油脂更多低噪聲的軸承需求低噪聲油脂緊湊型設計緊湊型設計更高的轉速和溫度要求更高性能的油脂更高的轉速和溫度要求更高性能的油脂未來的軸承和光滑開展的方向未來的軸承和光滑開展的方向:軸承的趨勢影響光滑的開展軸承的趨勢影響光滑的開展

38、!v 1.1, 3/26 decisiverust protection, water resistance and costsubstantialpumpability, mechanical stability, b) load carrying abilitysome-APPLICATION: Agricultural machinery 農機農機typical bearing type/sizeall / up to d = 130 mmoperating temperature rangeMoperating speedMloada) L, b) Hlubrication moder

39、elubricated Recommended greases a) LGMT 3, LGMT 2; b) LGEP 2Relevant properties for greaseApplication profilev 1.1, 3b/5 Application: metal casting 連鑄連鑄v 1.1, 3b/6 decisiverust protection, load carrying ability, high temperature application limitsubstantialpumpability, water resistance, costsomecopp

40、er inhibitionAPPLICATION: Continuous Casting, high temperature area 連鑄連鑄,高溫區高溫區typical bearing type/sizeSRB, CRB, DGBB / d = 50 - 160 mmoperating temperature rangeVH (up to +150 C)operating speedVLloadVHlubrication moderelubricated (continuously)Recommended greases LGHB 2Relevant properties for grea

41、seApplication profilev 1.1, 3b/7 decisiverust protection, load carrying ability, water resistancesubstantialstorage stabilitysome-APPLICATION: Dam gates 水閘水閘typical bearing type/sizeSRB / see S-range publicationoperating temperature rangeMoperating speedVLloadVHlubrication moderelubricated Recommend

42、ed greases LGEP 2 (100% grease fill), LGMB 2Relevant properties for greaseApplication profilev 1.1, 3b/8 decisivequiet running, high base oil viscositysubstantialcorrosion protection, water resistancesome-APPLICATION: Electric motors, medium size, low speed 中型電機中型電機,低速低速typical bearing type/sizeDGBB

43、 / d = 30-75 mmoperating temperature rangeMoperating speedVLloadMlubrication moderelubricated (weekly)Recommended greases LGEP 2Relevant properties for greaseApplication profilev 1.1, 3b/9 decisivelow temperature performance, pumpabilitysubstantialcorrosion protection, load carrying abilitysomecostA

44、PPLICATION: Electric motors, large size 大型電機大型電機typical bearing type/sizeDGBB / d = 75 - 200 mmoperating temperature rangeMoperating speedMloadL/Mlubrication moderelubricated (weekly)Recommended greases LGEP 2Relevant properties for greaseApplication profilev 1.1, 3b/10 decisivequiet running, high t

45、emperature performancesubstantialrust protection, leakage resistant, low costsome-APPLICATION: Electric motors / small size, high temperature 小型高溫電機小型高溫電機typical bearing type/sizeDGBB / d = 8 - 30 mmoperating temperature rangeHoperating speedLloadLlubrication modelubricated for lifeRecommended greas

46、es LGHQ 3Relevant properties for greaseApplication profilev 1.1, 3b/11 decisivequiet, rust protection in contaminated air, alkaline water resistancesubstantialleakage resistance, low cost, long grease lifesomelow friction torqueAPPLICATION: Electric motors / small size, agressive environmenttypical

47、bearing type/sizeDGBB / d = 8 - 30 mmoperating temperature rangeM ( -20 C)operating speedLloadLlubrication modelubricated for lifeRecommended greases LGEP 2Relevant properties for greaseApplication profilev 1.1, 3b/12 decisivequiet running, long grease lifesubstantialrust protection, water resistanc

48、esomelow costAPPLICATION: Electric motors / medium size, normal conditionstypical bearing type/sizeDGBB / d = 30 - 75 mmoperating temperature rangeMoperating speedMloadLlubrication modelubricated for lifeRecommended greases LGHQ 3Relevant properties for greaseApplication profilev 1.1, 3b/13 decisive

49、quiet running, leakage resistancesubstantialfretting protectionsome-APPLICATION: Electric motors / medium size, vibrating conditionstypical bearing type/sizeDGBB / d = 30 - 75 mmoperating temperature rangeMoperating speedMloadLlubrication modelubricated for lifeRecommended greases LGHQ 3Relevant pro

50、perties for greaseApplication profilev 1.1, 3b/14 decisiveload carrying ability, high base oil viscositysubstantialrust protection, pumpabilitysomeleakage resistance (rolling), water resistanceAPPLICATION: High pressure twin-roll Grinding Mills 高壓雙輥碾磨機高壓雙輥碾磨機typical bearing type/sizeSRB, CRB / d = 2

51、00 - 1600 mmoperating temperature rangeMoperating speedVLloadH (accelerations up to 20 g)lubrication moderelubricated Recommended greases LGEV 2Relevant properties for greaseApplication profilev 1.1, 3b/15 decisiveload carrying ability, high base oil viscosity, mechanical stabilitysubstantialrust pr

52、otection, pumpabilitysomeleakage resistance (rolling), water resistanceAPPLICATION: Hammer mills / Jaw crushers 錘磨機錘磨機,爪式破碎機爪式破碎機typical bearing type/sizeSRB (CRB) / d = 200 - 1600 mmoperating temperature rangeMoperating speedMloadHlubrication moderelubricated Recommended greases LGEM 2, LGHB 2Relev

53、ant properties for greaseApplication profilev 1.1, 3b/16 decisivelong grease life (despite oil loss due to recess)substantialrust protection, compatibility with NBR and ACM rubberssomequiet runningAPPLICATION: Outer ring rotation,(belt tension units, clutch release b.typical bearing type/sizeDGBB /

54、20 - 50 mmoperating temperature rangeHoperating speedH of outer ringloadLlubrication modelubricated for lifeRecommended greases LGHQ 3Relevant properties for greaseApplication profilev 1.1, 3b/17 decisivefretting protection against false brinellingsubstantial-some-APPLICATION: Oscillatory applicatio

55、ns, general 往復運用往復運用typical bearing type/sizeanyoperating temperature rangeMoperating speedELloadL/Hlubrication modelubricated for life, relubricated Recommended greases LGHB 2Relevant properties for greaseApplication profilev 1.1, 3b/18 1415 15 13515684a4b924a7131511124b4bwet sectiondry sectionYank

56、eecylinderCalenderrollsApplication: paper making, wet & dry sectionv 1.1, 3b/19 decisiverust protectionsubstantialwater resistance, base oil viscositysome APPLICATION: Paper making machines - wet sectiontypical bearing type/sizeSRBoperating temperature rangeMoperating speedLloadLlubrication mode

57、relubricated (weekly)Recommended greases LGEP 2Relevant properties for greaseApplication profilev 1.1, 3b/20 decisivehigh temperature performancesubstantialhigh base oil viscosity ( 400 mm2/s at 40 C), consistency NLGI 2some-APPLICATION: Paper making machines - dry sectiontypical bearing type/sizeSR

58、B / whole rangeoperating temperature rangeM/Hoperating speedLloadLlubrication moderelubricatedRecommended greases LGHB 2Relevant properties for greaseApplication profilev 1.1, 3b/21 decisiveload carrying ability, rust protectionsubstantialpumpability, leakage resistance after rolling with water, cos

59、tsome-APPLICATION: Bulk conveyors: pulley pillow block 散貨保送機散貨保送機typical bearing type/sizeSRB / d = 60 - 300 mmoperating temperature rangeMoperating speedLloadMlubrication moderelubricated (= 1 year)Recommended greases LGMB 2Relevant properties for greaseApplication profilev 1.1, 3b/22 decisivefrett

60、ing protection, low starting torque, stable torque (optional)substantial-some-APPLICATION: Robots 機器人機器人typical bearing type/sizeDGBB / thin sectionoperating temperature rangeMoperating speedLloadHlubrication modelubricated for lifeRecommended greases LGLC 2 (100% fill)Relevant properties for greaseApplication