HiTEC® 312 is an extreme-pressure additive with high sulfur content (46.3 wt%) for formulating industrial oils.
HiTEC® 312 is a powerful, sulfurized isobutylene-based performance additive that delivers extreme-pressure (EP) performance and high load-carrying capability. It provides a high percentage of sulfur, providing exceptional protection in heavy-pressure applications.
HiTEC® 312 is an ashless performance additive and can be used at various treat rates for optimizing performance by application.
Appearance: Clear, bright yellow to amber liquid
Density, lb/gal: 9.45 lbs.
Specific gravity @ 15.6/15.6°C: 1.135
Viscosity @ 100°C, cSt: 8.0
Flash point, °C (PMCC): 80 min
Sulfur, wt%: 46.3
Max handling temp: 50°C
Shelf life: 24 months @ ambient temperature (10°C–40°C)
Ashless
Good EP and load-carrying properties
Low reactivity to copper-containing alloys
High sulfur content
Excellent booster for FZG, four-ball weld, CRC L-42, and other EP tests
Gear damage for high-load applications
Metallic compounds and deposits
Environmental metallic contamination
HiTEC® 312 is typically used at 0.5 wt% (0.43% vol) to 5.0 wt% (4.35% vol) for lubricants and EP greases. HiTEC® 312 is particularly well suited for applications in shock-loaded gearboxes and surfaces that experience incredibly high loads.
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