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The three newest articles in Knowledge.
Lubrizol's Aug 2025 warning poster with 8 batch numbers, four kinds of non-genuine stock, why POE oil from the wrong source damages compressors, and how to send label photos for a free check by Hop Tien.
TechnicalWhich oil your screw compressor needs is written on the machine itself: the manual, the oil label on the door and the discharge temperature under load. How to read all three and decide when to change the oil.
TechnicalTrade names change; base oils do not. How the four base oils in rotary screw compressor oil behave in Vietnamese conditions, why they cannot be mixed, and a table of which switches need a drain and which a full flush.
