Oil substitutes shortening use.
Ac vacuum pump oil substitute.
Things for consideration.
And your jug of vacuum pump oil is empty and johnstone supply is closed until monday.
Remember that the vacuum performance will drop accordingly as the moisture increase.
What s the closest substitute for vacuum pump oil that can be purchased at normal stores.
I know i can get vacuum pump oil shipped to me from speciality suppliers but if i choose to use an off the shelf product what would be the closest fit.
Material of the vacuum pump seal which should be able to resist the oil corrosion.
Messages 18 449 location east of.
Vacuum pump oil substitute hi guys i bought an electric hvac vacuum pump a few months back and haven t any real reason to use it.
It s used for evacuating air conditioning systems.
Now i m in a jamb.
Vacuum pump oil substitute.
Vacuum pump oil should have as low a vapor pressure as possible e g low volatiles.
Hydrotreated pump oil however does not share the same solubility as distilled pump oil.
Since you are using the oil in a vacuum process there is very little chance it will enter or contaminate your.
Distilled vacuum pump oil is mixed with specific solvents which aid in lubrication oxidation resistance and foaming resistance.
More or in baking fold stiffly beaten egg whites into the batter.
A longer answer there are better alternatives.
This is for a welch vacuum pump i got at a garage sale.
I have always had the understanding that vacuum pump oil was a specific type of oil.
Now let 39 s also assume there 39 s a napa auto parts nearby with a wide selection tranny fluid hydraulic fluid compressor oil and motor oil.
It came without oil so it s just been sitting on the shelf and i completely forgot to buy a quart.
Someone please clarify something for me.
I m not using it to pull a vacuum on a.
I thought vacuum pump oil was hygroscopic in nature absorbs moisture and this being the reason that keeping fresh vacuum pump oil in your pump will aid in quicker pull downs.
If the susbstance that you are vacuuming consist of high moisture then your oil should be able to withstand it.
These characteristics are important for vacuum pump oil as they increase the life and performance of the pump and the oil itself.
That is why we purchase it at our supply house instead of any automotive store.
The baby oil would work.
Short answer yes you can use it.
Your application of the vacuum pump is very important to determine the type of oil you will use.
