Brass-safe GL-4
LGO 343 is a ep package supplied by Lubechem Additives for use in 75W-90, 80W-90. Brass-safe GL-4.
This grade is recommended for use in finished oils targeting API GL-4; yellow-metal protection. The chemistry is balanced for use across Group I, II, II+, and III base oils, with full data on PAO and ester compatibility available on request.
Typical treat rate is 4.0 – 6.0 wt% — actual treat rate is calibrated to your finished-oil approval target and base stock viscometrics. A 1–5 kg evaluation sample is dispatched within 48 hours of an approved enquiry, accompanied by a full Technical Data Sheet (TDS) and Certificate of Analysis (COA) for the supplied lot.
| Parameter | Typical value |
|---|---|
| Appearance | Clear to amber liquid |
Typical values for guidance. Lot-specific values supplied on the Certificate of Analysis (COA).
Tell us your base oil grade, target spec, and required quantity — we respond within 4 business hours with a treat-rate recommendation.