HA321 SULFURIZED ISOBUTYLENE
1. DESCRIPTION
This product is an amber clear liquid. It has good extreme pressure & antiwear properties and good compatibility with phosphorous-containing compounds, and it has relatively less corrosion to metals.
2. APPLICATIONS
This product is the major additive for blending sulfur and phosphorous type gear oil when it is formulated with sulfur, phosphorous, and nitrogen-containing additives. It can be used for blending high and middle grade automotive & industrial gear oil. It can also be used in metal working oil and grease, etc.
3. RECOMMENDED DOSAGE
Recommended dosage: 0.2-5.0%
4. CHARACTERISTICS
ITEM | TYPICAL VALUE | TEST METHOD |
Appearance | Amber clear liquid | Visual |
Flash Point (COC), ℃ | ≥90 | GB/T 3536, ASTM D92 |
Kinematic Viscosity (100℃), mm2/s | Report | NB/SH/T 0870, ASTM D7042 |
Sulfur, %(m/m) | ≥43 | SH/T 0689, ASTM D5453 |
Chlorine, %(m/m) | ≤0.4 | SH/T 0161, ASTM D6443 |
Water, %(m/m) | ≤0.03 | GB/T 260, ASTM D95 |
Cu-strip Corrosion (121℃, 3h), Rating | 4 | GB/T 5096, ASTM D130 |
Impurity, %(m/m) | ≤0.05 | GB/T 511 |

