Oxidation Stability Test Apparatus

Oxidation Stability Test Apparatus

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Oxidation Stability Test Apparatus

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MOQ : 1 Piece

Oxidation Stability Test Apparatus Specification

Application
Petroleum Testing Instruments

Accuracy
±1 minute

Specimen Size
Standard as per test method

Humidity
Ambient

Automation Grade
Semi-Automatic

Port Size
Standard

Measuring Range
0-999 minutes

Display Type
Digital Timer

Product Type
Oxidation Stability Test Apparatus

Frequency
50 Hz

Test Range
0-999 minutes

Temperature
Room Temperature up to 150°C

Max Height
Approx. 45 cm

Gas Pressure
6 kg/cm² (Oxygen) Recommended

Power Supply
230V AC, 50 Hz

Mounting Type
Bench Top

Operating Voltage
230 V

Response Time
Instant

Usage
Petroleum Testing Instruments

Interface Type
Push Button

Number of Specimens
One at a time

Features
Stainless Steel Bath, Digital Timer, Safety Shield

Resolution
1 minute

Capacity
Single Test Unit

Machine Weight
Approx. 12 kg

Control Mode
Digital Control

Sample Holder
Standard Glassware as per ASTM D525/IS:1448

Compliance Standard
ASTM D525 / IS:1448

Stirring Motor
FHP with speed regulator

Tube Material
Borosilicate Glass

Heating Method
Immersion Heater with thermostat

Safety Features
Safety Shield, Over-temperature cut-off

Bath Material
Stainless Steel

Equipment Type
Oxidation Stability Test Apparatus

Oxidation Stability Test Apparatus Trade Information

Minimum Order Quantity
1 Piece

Payment Terms
Telegraphic Transfer (T/T), Cheque, Letter of Credit (L/C), Cash in Advance (CID), Cash Advance (CA)

Supply Ability
100 Pieces Per Week

Delivery Time
1 Week

Sample Available
Yes

Sample Policy
Sample costs shipping and taxes has to be paid by the buyer

Packaging Details
carton box, export quality also available

Main Domestic Market
All India

Certifications
ISO 9001, 14001 ,CE

About Oxidation Stability Test Apparatus

Oxidation Stability Test Apparatus

Oxidation Stability of Mineral Oil
Construction details

4 nos. test vessel / tube made of borosilicate glass provided with a B -24 cone and having the following dimensions:

Overall Length : 210 +/- 2 mm
External diameter : 26 +/- 0.5 mm
Wall thickness : 1.4 +/- 0.2 mm
Height of head : 28 + /- 2 mm
Oxygen inlet tube Dimensions

External dia : 5.0 +/- 0.4mm
Wall thickness : 0.8 +/- 0.1 mm
The test tube is fitted with a Drechsel head to which is attached the inlet tube which will extended within +/- 2 - 3 mm of the bottom and its end ground at an angle of 60 deg to the horizontal axis as per fig 1 of IS :335 : 1993

One Thermostatic block of following features

It is made of wrought aluminum block provided with four holes to accommodate four test vessels / tubes, provided with a digital PID controller, capable of maintaining the oil temperature at 100.0 +/- 0.5 deg C. 4 nos.

Metallic Copper Catalyst of following dimension

Copper catalysts consist of a wire of non - annealed commercial electrolytic copper of diameter between 1.00 and 1.02 mm. and wire shall have a length of 305 +/- 1.0 mm rolled into a spiral of approx 20 mm external diameter and 50 mm in length.

4 nos. rotameters of following features

These are rotameter type flowmeters with the capacity to measure the flow rate of oxygen in the range 1 +/- 0.1 litre / hour.

Advanced Digital Control for Precision Testing

Equipped with a user-friendly digital timer and push-button interface, this apparatus enables accurate measurement and real-time monitoring of oxidation stability tests. Its semi-automatic operation optimizes both convenience and reliability, ensuring consistent results.

Robust Safety and Construction Features

Engineered with a stainless steel bath and safety shield, the device provides strong durability and optimal operator protection. The over-temperature cut-off mechanism guarantees safe operation while maintaining stable test conditions. The bench-top mounting and compact structure make it adaptable for various laboratory environments.

Compliance and Application Specifics

Designed to meet ASTM D525 and IS:1448 compliance, this apparatus is suited for petroleum testing laboratories and institutions involved in research, quality control, and industrial applications throughout India. Its recommended gas pressure settings and specimen standards assure conformance with established methods.

FAQs of Oxidation Stability Test Apparatus:

Q: How is the Oxidation Stability Test conducted using this apparatus?

A: The test involves placing a standard sample in the borosilicate glass tube, filling the stainless steel bath with a controlled temperature set via the immersion heater, and introducing oxygen at a specified gas pressure. The stirring motor ensures uniform mixing, and the digital timer measures the reaction time accurately until the endpoint.

Q: What are the main benefits of using this apparatus for petroleum testing?

A: This apparatus provides precise, repeatable results due to its digital controls and accurate timing (1 minute). The robust safety features help protect operators, while compliance with ASTM D525/IS:1448 ensures results are widely accepted in industry, quality control, and regulatory settings.

Q: When should the oxidation stability test be performed?

A: The test is typically conducted during the quality assessment phase of petroleum product development or prior to release, as required by industry standards or customer specifications, to determine the products resistance to oxidation.

Q: Where is this equipment best utilized?

A: This apparatus is ideal for laboratory settings within petroleum refineries, research institutions, quality control labs, and independent testing agencies engaged in evaluating fuel and lubricant stability.

Q: What process does the apparatus follow for safety during operation?

A: It employs several safety mechanisms, including a safety shield to protect against glass breakage, over-temperature cut-off to prevent overheating, and a sturdy stainless steel construction to contain samples securely during heating and stirring.

Q: How is the testing procedure monitored and controlled?

A: The instrument provides digital control over timing and bath temperature, and the status is viewable in real time on the digital timer display. Operators can make adjustments using the push-button interface to ensure the test meets method specifications.

Q: What are the usage guidelines for optimal performance?

A: Ensure the apparatus is mounted securely on a bench-top, connect to a 230V AC power source, and use only standard glassware and oxygen pressure as per guidelines. Regularly monitor safety features and bath temperature during operation for reliable test results.

Oxidation Stability Test Apparatus

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