JASO MA2 oils are formulated to deliver higher clutch frictional performance. They are designed for use in four-stroke motorcycles and scooters and are primarily suitable for wet-clutch applications.
The main physical, chemical and clutch frictional requirements, according to the current version of the standard (JASO T903:2016), for JASO MA2 oils are shown below:
Physical and Chemical| Requirement | Methods | Unit | Limit |
| Sulphated Ash | D874/JIS K 2272 | % mass | 1.2 max. |
| Phosphorus | D4951/JPI-5S-38 | % mass | ≥0.08 and ≤0.12 |
| Molybdenum | D4951/JPI-5S-38 | ppm | Report |
| Foaming Tendency | | | |
| Sequence I |
D892/JIS K 2518
| mL | 10/0 max. |
| Sequence II | mL | 50/0 max. |
| Sequence III | mL | 10/0 max. |
| Evaporation Loss (NOACK) | | % mass | 20 max. |
Shear Stability (Kinematic viscosity (100°C) after test) | D5800/JPI-5S-41 | mm2 | xW-30 : 9.0 min. xW-40 : 12.0 min. xW-50 : 15.0 min. Others : Stay in grade |
| High Temperature High Shear (HTHS) viscosity | ASTM D62781 | mPas | 2.9 min. |
Note 1 : Test shall be conducted by diesel injector method using the standard test conditions (30 cycles)
Clutch Test Friction Properties (JASO T 903:2016(Annex A))| Property | JASO MA2 |
| Dynamic Friction Index (DFI) | ≥1.50 and ≤2.50 |
| Static Friction Index (SFI) | ≥1.60 and ≤2.50 |
| Stop Time Index (STI) | ≥1.60 and ≤2.50 |
Note : MA, MA2 and MA1 shall be within the respective ranges described in the table above for each of the three indices (DFI, SFI, and STI).
Submitter may On-File register an oil which satisfies the MA specifications as a MA or MA2 oil depending on the indices specified and marketing requirements.
The significance of the indices:
| Dynamic Friction Index (DFI) | Measure of clutch feel and how progressively power transfers during clutch engagement |
| Static Friction Index (SFI) | Measure of closed clutch pack torque handling capacity – resistance to clutch slip under high-torque “break-away” conditions |
| Stop Time Index (STI) | Measure of how quickly the clutch engages |
For more information on JASO MA2, contact your Lubrizol representative.
JASO MA1 oils are formulated for use in four-stroke motorcycles and scooters and are primarily suitable for wet-clutch applications.
The main physical, chemical and clutch frictional requirements, according to the current version of the standard (JASO T903:2016), for JASO MA1 oils are shown below:
Physical and Chemical| Requirement | Methods | Unit | Limit |
| Sulphated Ash | D874/JIS K 2272 | % mass | 1.2 max. |
| Phosphorus | D4951/JPI-5S-38 | % mass | ≥0.08 and ≤0.12 |
| Molybdenum | D4951/JPI-5S-38 | ppm | Report |
| Foaming Tendency | | | |
| Sequence I | D892/JIS K 2518 | mL | 10/0 max. |
| Sequence II | mL | 50/0 max. |
| Sequence III | mL | 10/0 max. |
| Evaporation Loss (NOACK) | | % mass | 20 max. |
Shear Stability (Kinematic viscosity (100°C) after test) | D5800/JPI-5S-41 | mm2 | xW-30 : 9.0 min. xW-40 : 12.0 min. xW-50 : 15.0 min. Others : Stay in grade |
| High Temperature High Shear (HTHS) viscosity | ASTM D62781 | mPas | 2.9 min. |
Note 1 : Test shall be conducted by diesel injector method using the standard test conditions (30 cycles)
Clutch Test Friction Properties (JASO T 903:2016(Annex A))| Property | JASO MA1 |
| Dynamic Friction Index (DFI) | ≥1.35 and ≤1.50 |
| Static Friction Index (SFI) | ≥1.45 and ≤1.60 |
| Stop Time Index (STI) | ≥1.40 and ≤1.60 |
Note : MA, MA2 and MA1 shall be within the respective ranges described in the table above for each of the three indices (DFI, SFI, and STI).
Submitter may On-File register an oil which satisfies the MA specifications as a MA or MA1 oil depending on the indices specified and marketing requirements.
The significance of the indices:
| Dynamic Friction Index (DFI) | Measure of clutch feel and how progressively power transfers during clutch engagement |
| Static Friction Index (SFI) | Measure of closed clutch pack torque handling capacity – resistance to clutch slip under high-torque “break-away” conditions |
| Stop Time Index (STI) | Measure of how quickly the clutch engages |
For more information on JASO MA1, contact your Lubrizol representative
JASO MA oils deliver higher level clutch frictional performance. They are formulated for use in four-stroke motorcycles and scooters and are primarily suitable for wet-clutch applications. Oils which meet JASO MA performance requirements, can also be sub-categorised into meeting MA2 (higher clutch friction) or MA1 (lower clutch friction) performance. The main physical, chemical and clutch frictional requirements, according to the current version of the standard (JASO T903:2016), for JASO MA oils are shown below: Physical and Chemical| Requirement | Methods | Unit | Limit |
| Sulphated Ash | D874/JIS K 2272 | % mass | 1.2 max. |
| Phosphorus | D4951/JPI-5S-38 | % mass | ≥0.08 and ≤0.12 |
| Molybdenum | D4951/JPI-5S-38 | ppm | Report |
| Foaming Tendency |
|
|
|
| Sequence I | D892/JIS K 2518 | mL | 10/0 max. |
| Sequence II | mL | 50/0 max. |
| Sequence III | mL | 10/0 max. |
| Evaporation Loss (NOACK) | D5800/JPI-5S-41 | % mass | 20 max. |
| Shear Stability (Kinematic viscosity (100°C) after test) | ASTM D62781) | mm2 | xW-30 : 9.0 min. xW-40 : 12.0 min. xW-50 : 15.0 min. Others : Stay in grade |
| High Temperature High Shear (HTHS) viscosity | D4683/JPI-5S-36 | mPas | 2.9 min. |
Note 1) : Test shall be conducted by diesel injector method using the standard test conditions (30 cycles)
Clutch Test Friction Properties (JASO T 903:2016(Annex A))
| Property | JASO MA |
| Dynamic Friction Index (DFI) | ≥1.35 and ≤2.50 |
| Static Friction Index (SFI) | ≥1.45 and ≤2.50 |
| Stop Time Index (STI) | ≥1.40 and ≤2.50 |
Note : MA, MA2 and MA1 shall be within the respective ranges described in the table above for each of the three indices (DFI, SFI, and STI).
Submitter may On-File register an oil which satisfies the MA specifications as a MA, MA1 or MA2 oil depending on the indices specified and marketing requirements.
The significance of the indices:
| Dynamic Friction Index (DFI) | Measure of clutch feel and how progressively power transfers during clutch engagement |
| Static Friction Index (SFI) | Measure of closed clutch pack torque handling capacity – resistance to clutch slip under high-torque “break-away” conditions |
| Stop Time Index (STI) | Measure of how quickly the clutch engages |
JASO MB oils are formulated to deliver low clutch frictional performance. The intent of the specification is to provide enhanced fuel economy performance for non-wet clutch applications. These applications generally use external centrifugal clutches and Continuously Variable Transmissions (CVTs); for example: scooters.
The main physical, chemical and clutch frictional requirements, according to the current version of the standard (JASO T903:2016), for JASO MB oils are shown below:
Physical and Chemical| Requirement | Methods | Unit | Limit |
| Sulphated Ash | D874/JIS K 2272 | % mass | 1.2 max. |
| Phosphorus | D4951/JPI-5S-38 | % mass | ≥0.08 and ≤0.12 |
| Molybdenum | D4951/JPI-5S-38 | ppm | Report |
| Foaming Tendency (foaming/settling) | | | |
| Sequence I | D892/JIS K 2518 | mL | 10/0 max. |
| Sequence II | mL | 50/0 max. |
| Sequence III | mL | 10/0 max. |
| Evaporation Loss (NOACK) | | % mass | 20 max. |
Shear Stability (Kinematic viscosity (100°C) after test) | D5800/JPI-5S-41 | mm2 | xW-30 : 9.0 min. xW-40 : 12.0 min. xW-50 : 15.0 min. Others : Stay in grade |
| High Temperature High Shear (HTHS) viscosity | ASTM D62781 | mPas | 2.9 min. |
Note 1 : Test shall be conducted by diesel injector method using the standard test conditions (30 cycles)
JASO FB油的主要定義是高潤滑性能，而沒有任何低煙和排氣系統阻塞技術。它們設計用於二衝程摩托車和小型發動機設備。
根據當前版本的標準（JASO M345：2004），針對JASO FB油的主要物理，化學和發動機測試要求如下所示：
理化| 需求 | 方法 | 單元 | 限制 |
| 運動粘度（100°C） | D445 / K 2283 | 毫米2 /秒 | 6.5分鐘 |
| 閃點 | D92或D93 / K 2265 | °C | 70分鐘 |
| 密度（15°C） | D1298 / K 2249 | 克/厘米3 | 報告 |
| 傾點 | D97 / K 2269 | °C | 報告 |
| 顏色（目測） | D1500 | | 報告 |
| 硫酸鹽灰 | D874 / K 2272 | 質量百分比 | 0.25以下 |
| 磷 | D4951 / JPI-5S-38-92 | 質量百分比 | 報告 |
| 氮 | D4629 / K 2609-1990 | 質量百分比 | 報告 |
| 硫 | D2662 / K 2541-1992 | 質量百分比 | 報告 |
引擎測試（JASO FB）
| 評價項目 | 測試方法 | JASO FB 標準指標 |
| 本田潤滑性（LIX） | JASO M 340 | 95分鐘 |
| 初始扭矩（TIX） | JASO M 340 | 98分鐘 |
| 本田去污力（1小時）DIX | 雅索M 341 | 85分鐘 |
| 鈴木煙（六） | JASO M 342 | 45分鐘 |
| 鈴木封鎖（BIX） | JASO M 343 | 45分鐘 |
索引號的意義：
每個評估項目的編號，即潤滑性，初始扭矩，去污力，冒煙性和阻塞性，都是與每個類別中的性能相關聯的指標編號。基本上，數字越高，該類別的性能越好。
有關JASO FB的更多信息，請與您的路博潤代表聯繫，
孤狗找的到。孤一下給我看。Googlet 吃飯也要辜一下 不然不知道怎麼吃。當然可以補充更詳細的資料，讓大家知道多一點。
JASO FC油的定義為低煙性能，並且在排氣煙和排氣系統阻塞方面提供優於JASO FB的性能。它們設計用於二衝程摩托車和小型發動機設備。
根據當前版本的標準（JASO M345：2004），JASO FC油的主要物理，化學和發動機測試要求如下所示：
理化| 需求 | 方法 | 單元 | 限制 |
| 運動粘度（100°C） | D445 / K 2283 | 毫米2 /秒 | 6.5分鐘 |
| 閃點 | D92或D93 / K 2265 | °C | 70分鐘 |
| 密度（15°C） | D1298 / K 2249 | 克/厘米3 | 報告 |
| 傾點 | D97 / K 2269 | °C | 報告 |
| 顏色（目測） | D1500 | | 報告 |
| 硫酸鹽灰 | D874 / K 2272 | 質量百分比 | 0.25以下 |
| 磷 | D4951 / JPI-5S-38-92 | 質量百分比 | 報告 |
| 氮 | D4629 / K 2609-1990 | 質量百分比 | 報告 |
| 硫 | D2662 / K 2541-1992 | 質量百分比 | 報告 |
發動機測試（JASO FC）| 評價項目 | 測試方法 | 日本足球俱樂部 標準指標 |
| 本田潤滑性（LIX） | JASO M 340 | 95分鐘 |
| 初始扭矩（TIX） | JASO M 340 | 98分鐘 |
| 本田去污力（1小時）DIX | 雅索M 341 | 95分鐘 |
| 鈴木煙（六） | JASO M 342 | 85分鐘 |
| 鈴木封鎖（BIX） | JASO M 343 | 90分鐘 |
索引號的意義：
每個評估項目的編號，即潤滑性，初始扭矩，去污力，冒煙性和阻塞性，都是與每個類別中的性能相關聯的指標編號。基本上，數字越高，該類別的性能越好。
JASO FD oils are defined for higher detergency and engine cleanliness performance as well as meeting the lubricity and low smoke requirements. JASO FD oils deliver superior performance to both JASO FB and JASO FC in all the evaluated areas. They are designed for use in two-stroke motorcycles and small engine equipment.
The main physical, chemical and engine test requirements, according to the current version of the standard (JASO M345:2004), for JASO FD oils are shown below:
Physical and Chemical| Requirement | Methods | Unit | Limit |
| Kinematic Viscosity (100°C) | D445/K 2283 | mm2/s | 6.5 min. |
| Flash Point | D92 or D93/K 2265 | °C | 70 min. |
| Density (15°C) | D1298/K 2249 | g/cm3 | Report |
| Pour Point | D97/K 2269 | °C | Report |
| Colour (visual inspection) | D1500 | | Report |
| Sulphated Ash | D874/K 2272 | % mass | 0.18 max. |
| Phosphorus | D4951/JPI-5S-38-92 | % mass | Report |
| Nitrogen | D4629/K 2609-1990 | % mass | Report |
| Sulphur | D2662/K 2541-1992 | % mass | Report |
Engine Testing (JASO FD)| Evaluation Item | Test Method | JASO FD Standard Index |
| Honda Lubricity (LIX) | JASO M 340 | 95 min. |
| Initial Torque (TIX) | JASO M 340 | 98 min. |
| Honda Detergency (3 hour) DIX | JASO M 341 | 125 min. |
| Piston Skirt Varnish (VIX) | JASO M 341 | 95 min. |
| Suzuki Smoke (SIX) | JASO M 342 | 85 min. |
| Suzuki Blocking (BIX) | JASO M 343 | 90 min. |
The significance of the index numbers:
The numbers for each evaluated item, i.e., Lubricity, Initial Torque, Detergency, Smoke and Blocking are all index numbers which are associated with performance in each category. Basically, the higher the number, the better the performance in that category.
輕鬆快樂的騎車吧～
