Knowledge

DPF is a special filter located in the exhaust to filter soot in the exhaust gas.There are various DPFs, including metal fiber DPFs, silicon carbide DPFs, and cordierite DPFs, but the most common type is cellular ceramic honeycomb filters. Most of the soot is caused by oil burning in the engine chamber. This filter is washable, and the main problem with it is its limited capacity to trap the soot. …

Yes, the NAS (National Aerospace Standard) cleanliness code can be converted to the ISO 4406 cleanliness code. The conversion typically involves determining the equivalent ISO code based on the particle counts specified by the NAS code. If you have the NAS code and want to convert it to ISO 4406, you can use conversion charts or equations provided by industry sources or hydraulic fluid analysis se …

The most popular hydraulic liquid (hydraulic oil) is mineral oil-based, with suitable additives added as per the application. The requirements for this hydraulic oil are set out in ISO 6743-4 with the designations HL, HM, and HV. The German designations HL, HLP, and HVLP are used universally for hydraulic oils, in accordance with DIN 51524. Classification Properties H and HH Minera …

Hydraulic oil is a vital fluid in various industrial and mobile machinery applications, acting as the medium for power transmission within hydraulic systems. Its primary functions include providing lubrication, cooling, and sealing, while also protecting system components from wear, corrosion, and contamination. The performance and longevity of hydraulic systems heavily rely on the quality and cha …