What is Hfrr score?

HFRR is a measurement for lubrication of Diesel or heating oil and stands for high frequency reciprocating rig. The value is given in μm, lower is better. The measured value is the diameter of the flattening of the ball after the test.

How is lubricity measured?

The lubricity of a substance is not a material property, and cannot be measured directly. Tests are performed to quantify a lubricant’s performance for a specific system. This is often done by determining how much wear is caused to a surface by a given wear-inducing object in a given amount of time.

What is wear scar diameter?

While most of the wear is on the disk because it is softer, the wear scar on the ball is used to quantify the test result. The wear scar on the ball is measured under 100 × magnification (Figure 5) to the nearest 0.01 mm. The reported wear scar diameter (WSD) is the average of the major and minor axis of the wear scar.

How can I increase the lubricity of my Diesel?

The best way to increase fuel lubricity is to use a fuel additive designed specifically for this purpose, like AMSOIL Diesel Injector Clean, Diesel All-In-One or Diesel Injector Clean + Cetane Boost.

What is a lubricity tester?

and Lubricity Tester is a high-quality instrument designed. to measure the lubricating quality of drilling fluids, provide. data to evaluate the type and quantity of lubricating. additives that may be required, and predict wear rates of. mechanical parts in known fluid systems.

What is the name of lubrication?

Many different substances can be used to lubricate a surface. Oil and grease are the most common. Grease is composed of oil and a thickening agent to obtain its consistency, while the oil is what actually lubricates. Oils can be synthetic, vegetable or mineral-based as well as a combination of these.

What do you mean by viscosity index?

: an arbitrary number assigned as a measure of the constancy of the viscosity of a lubricating oil with change of temperature with higher numbers indicating viscosities that change little with temperature.

Which diesel treatment is best?

Diesel Extreme
Diesel Extreme is the best additive in the game. This one adds seven points to diesel’s cetane score (which again improves the fuel’s combustion performance), and it cleans and lubricates injectors and other critical fuel system components. Diesel Extreme also helps remove excess water and contaminants from fuel.

What is lubricity lubricant oil?

Lubrication Meaning Lubrication is the control of friction and wear by the introduction of a friction-reducing film between moving surfaces in contact. The lubricant used can be a fluid, solid, or plastic substance.

What is meant by lubricity of a hydraulic fluid?

It is a measure of a lubricant’s ability at the molecular level to keep moving surfaces separated and easily slipping past each other with a minimum of friction and wear. Vegetable oils can have double the resistance to high temperature viscosity thinning over petroleum based lubricants.