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High Active Extrem Pressure Agent Sulfurized Olefins T321DW for Metalworking Fluid

High Active Extrem Pressure Agent Sulfurized Olefins T321DW for Metalworking Fluid

Brief introduction:

T321DW is also known as disobutylene sulfide and dihydrocarbyl pentasulfide. It has the characteristics of high active sulfur content, excellent extreme pressure performance, strong stability and good solubility. It is suitable for preparing metal working fluid and metal working oil.

Similar Product:  Additin RC 2540; , Sulfurized Olefins S40

 

Chemical Name: Sulfurized Olefins
CAS No: 68515-88-8 
Formula:C24h5OS8
Package: 200L/barrel, 1000L/IBC Tank

Specification:

Item

Quality standards

Appearance

Yellow liquid

Moisture%(V/V)

≤0.03

Mechanical impurities%

≤0.05

Flash point (open)°C

≥150

Kinematic viscosity (40°C)mm²/s

≥30.0

Density (20°C)kg/m³

1000-1050

Oil solubility

Transparent, without precipitation

Active sulfur %

38

Sulfur content%(m/m)

38-40

Copper corrosion (121°C, 3h level)

≤4c

Properties:
(1) Lubricating Properties
Sulfurized olefins T321DW  have excellent lubricating capabilities. In metal – to – metal contact scenarios, they can form a lubricating film on the surface. This film reduces friction and wear, which is crucial for machinery with moving parts. For example, in metalworking operations like cutting and grinding, they help to extend the life of cutting tools and improve the surface finish of workpieces.
(2) Extreme – Pressure Resistance
Sulfurized olefins T321DW exhibit outstanding extreme – pressure (EP) resistance. In high – load and high – pressure environments, such as heavy – duty gear systems or metal – forming operations, Sulfurized olefins T321DW  can withstand the extreme forces. The sulfur – based functional groups react under high pressure to form a protective layer that prevents metal surfaces from seizing or galling.
(3) Thermal Stability
Sulfurized olefins T321DW  shows good thermal stability. It can maintain its chemical integrity and functional properties at relatively high temperatures. This is important in applications where heat is generated, such as in high – speed machining or high – power gearboxes. The compound does not decompose easily, ensuring consistent lubrication performance.

Applications
(1) Metalworking Fluids
In metalworking fluids, Sulfurized olefins T321DW  are used as key additives. They improve the overall performance of the fluids by enhancing lubrication and anti – wear characteristics. This leads to better machining quality, higher cutting speeds, and reduced tool wear.
(2) Gear Oils
Gear oils formulated with Sulfurized olefins T321DW  can provide excellent protection for gears. The extreme – pressure resistance and anti – wear properties of Sulfurized olefins T321DW  help to prevent gear tooth wear, pitting, and scoring, especially in heavy – duty and high – speed gear applications.
(3) Hydraulic Fluids
In hydraulic systems, Sulfurized olefins T321DW  can enhance the fluid’s ability to handle high pressures. They also contribute to reducing internal leakage by improving the seal – lubricating properties, ensuring the smooth operation of hydraulic equipment.

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