Opticut 5.25 [new] 〈Confirmed〉

“You don’t need permission to stop sawing at something that already broke.”

Opticut 5.25 is distributed through industrial supply chains. In North America, look for: Opticut 5.25

Note: Always add concentrate to water, never water to concentrate, to prevent invert emulsion issues. “You don’t need permission to stop sawing at

| Operation Type | Concentration (%) | Refractometer Reading | Application Example | | :--- | :--- | :--- | :--- | | | 3% - 4% | 1.5 - 2.0 | Surface grinding, Blanchard grinding | | General Turning/Milling | 5% - 6% | 2.5 - 3.0 | Drilling, milling aluminum, sawing | | Heavy Machining | 7% - 8% | 3.5 - 4.0 | Deep hole drilling, tapping, broaching | | High-Alloy Steel | 9% - 10% | 4.5 - 5.0 | Inconel, Titanium (moderate ops) | never water to concentrate