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CHEMPOL 72033 is a high-performance, zinc-free and chlorine-free additive package developed for crankcase lubricants in medium-speed railroad diesel engines. It is suitable for both monograde (SAE 40) and multigrade (e.g., SAE 20W-40, Railroad Multigrade) formulations using a variety of base stocks and viscosity modifiers. Designed to meet the demanding standards of OEMs such as General Electric and General Motors EMD, it provides excellent detergency, oxidation stability, and wear protection. Its compatibility with mixed-fleet operations makes it an ideal choice for operators looking for reliable and consistent engine protection across multiple engine types.
| Performance Level | Viscosity Grade | Dosage (m%) |
|---|---|---|
| GE Generation 4 Long Life LMOA Generation 5 API CD, CF, CF-2 Caterpillar 3601 | SAE 40 SAE 20W-40 Railroad Multigrade | 10.2 |
| GE Generation 4 Long Life API CD, CF, CF-2 Caterpillar 3601 | SAE 40 SAE 20W-40 | 13.0 |
| ITEM | SPECIFICATION | TYPICAL |
|---|---|---|
| Appearance,Visual | Brown Viscous liquid | Brown Viscous liquid |
| Kinematic Viscosity (100°C) mm2/s, ASTM D445 | 40-90 | 70 |
| Density (15°C), kg/m3 , ASTM D4052 | 920-1000 | 950 |
| Flash Point (COC),°C, ASTM D92 | ≥200 | 220 |
| TBN, mg KOH/g, ASTM D2896 | 125-140 | 130 |
| Ca Content, m% , ASTM D5185 | 4.20-4.80 | 4.40 |
| Zn Content, ppm, ASTM D5185 | <30 | <10 |
| Cl Content, ppm, GMS 0021 | <30 | <10 |
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