Search results

  1. T

    corrosion in Scania aluminum radiator with N-OAT coolant

    Hi, the coolant used by this new Scania radiator with 50K miles, is an N-OAT coolant. The fluid recommended is an hybrid Si-OAT. Ok, this was not the fluid in this radiator, however this is not the reason, why the radiator can present this type of corrosion?. Glycol is at45% and contains the...
  2. T

    Viscosity Modifier for 4T MCO - composition

    Motor cycles engines has a higher RPM compared with automobile engines and other typical differences. No matter about them. My concern is about the SSI (Shear Stability Index) for the engine oils for this type of 4t engines. 4t 10W-30 engine oil requires a VM, how to select the more adequated...
  3. T

    API CF-4 for monograde products

    API CF-4 was developed for multigrade products. Is this correct? Can a monograde product has the claim CF-4. i.e. XXX product SAE 40 or SAE 50 API CF-4? Could be, if the treatment is for CF-4 no matter if is monograde or multigrade?
Back
Top