OXIDATION CHARACTERISTICS

Applications

• ASTM D-943 – Oxidation stability of inhibited steam-turbine oils in the presence of oxygen, water, copper, and iron at elevated temperatures.

• ASTM D-2274 – Measurement of inherent stability of middle distillate petroleum fuels under oxidizing conditions at 95°C.

• ASTM D-2893 – Determination of oxidation characteristics of extreme-pressure lubricants, gear oils, and mineral oils.

Technical Features

• Common Constant Temperature Oil Bath:

  • Inner chamber: Stainless steel

  • Outer body: Powder coated

  • Six-position model with flexible flow meter configuration

  • Equipped with oil immersion heaters, circulatory system, and insulated lid with six openings

• Temperature Range: Ambient to 180°C ±1°C

• Heating Rating: 2.5 kW

• Flow Meter System:

  • ASTM D-943: Oxygen flow at 3 L/h ±0.1 L/h

  • ASTM D-2274: Oxygen flow at 3 L/h ±0.3 L/h

  • ASTM D-2893: Compressed air flow at 10 L/h ±0.5 L/h

• Test Assemblies Included:

  • 6 oxidation cells, glass test tubes, condensers (D-943 & D-2274)

  • Air delivery tubes for D-2893 with slotted corks

• Catalyst Wires: Low metalloid steel and copper wire packs

• Digital Indicators: Six PT-100 sensors with electronic displays for accurate temperature control

• Compressed Air Pump: Diaphragm oil-less type (for ASTM D-2893)

• Power Supply: 230V ±10%, 1 Phase, 50 Hz

Accessory Pack Includes

• Support rings, sampling tube holders & spacers

• Stainless steel sampling tubes with stoppers

• Oil level indicator strips

• Whatman GF/A or equivalent filters (optional)

Why Choose Our ASTM Oxidation Test Apparatus?

✔ Fully compliant with ASTM standards
✔ Six-position model for multiple sample testing
✔ High-precision oxygen and air flow control
✔ Durable construction with stainless steel inner chamber
✔ Ideal for lubricant manufacturers, petroleum testing labs, and research facilities