What is PP melt-blown filter element PP melt blown filter element is made of non-toxic and odorless polypropylene particles through heating, melting, spinning, stretching and receiving. If the raw mat...
Manufacturing process of air filter element I believe that everyone knows the principle of air filter in the process of making air filter, but what about the process of making air filter? This should ...
What are the basic structures of freight cars? The truck generally consists of engine, chassis, body, electrical equipment and other basic structures. Truck is a kind of automobile. Truck is mainly a ...
What are the functions of the pressure limiting valve, safety valve and return valve in the engine lubrication system? 1.Pressure limiting valve In order to prevent the high oil pressure of the...
What is the toe-in？What is the role？What are the hazards of incorrect toe-in? Toe-in refers to the included angle between the forward direction of the vehicle body and the plane of the front wh...
What is the valve clearance?What is the harm of being too big or too small? Valve clearance: When the valve is fully closed, the clearance between the end of the valve stem and the parts of the valve ...
What are the functions of cylinder liner cylinder head and cylinder head gasket? 1.What is the role of the cylinder head and cylinder sleeve? The cylinder sleeve is a cylindrical part, wh...
What are the main components of the differential?What is the role? The differential is a part of the power end of the car. Although few people know it, the differential is indispensable in the ...
How many power take-off shafts are there? What are their characteristics? Tractor power take-off The tractor outputs part of the power to drive the working mechanism of supporting agricultural ...
