Constant oxygen probe

Product Introduction

The Steelmaking Oxygen Probe is a high-performance sensor designed for real-time measurement of oxygen activity in molten steel during secondary metallurgical processes. It provides accurate and stable readings essential for process control, steel quality improvement, and cost optimization in the steelmaking industry.

Product Specifications

Usage: Measure the oxygen content of molten steel

Scope of use: oxygen blowing converter, arc furnace, induction furnace, and molten iron bag.

Measurement range:

1-2000 ppm O – 2 metal oxidation

1000℃-1800℃ – Metal temperature

0,010-0,200 – Carbon content

0,001-0,199% -Aluminum content

Measurement accuracy:

At 1554℃: 0+3℃

5-10 millivolts (according to oxygen activity)

Temperature measurement time: 8 seconds

Pipe length: 100-1500mm (can be adjusted according to customer requirements)

Protective hat: hard, cardboard

Splashproof device: sand, refractory fiber

Product Features

High Temperature Resistance: Built to withstand extreme environments up to 1700°C.

Zirconia-based Sensor: Utilizes solid electrolyte zirconia for accurate and fast oxygen potential measurement.

Rapid Response Time: Provides real-time readings in under 10 seconds.

Disposable Design: Single-use immersion probe ensures contamination-free and consistent results.

Plug-and-Play Compatibility: Compatible with most industry-standard measuring instruments.

Product Advantages

Enhanced Steel Quality: Real-time oxygen data enables precise deoxidation and alloying, reducing inclusion formation.

Process Efficiency: Accurate control of oxygen activity helps reduce reblows and saves energy.

Cost Savings: Minimizes wastage of expensive alloying elements by avoiding over-deoxidation.

Operational Safety: Minimizes operator exposure to molten metal with reliable immersion design.

Versatile Use: Suitable for both basic oxygen furnaces (BOF) and electric arc furnaces (EAF).

Product Details

Sensor Type: Electrochemical (Zirconia)

Measuring Range: 1 ppm to 10,000 ppm O₂

Measurement Time: ≤ 10 seconds

Operating Temperature: 1500–1700°C

Housing Material: Heat-resistant ceramic sheath

Connector Type: Universal plug for probe manipulators or handheld meters

Packaging: Individually packed and sealed for cleanroom conditions

Applications

BOF (Basic Oxygen Furnace): Monitoring oxygen levels during oxygen blowing for decarburization.

EAF (Electric Arc Furnace): Measuring oxygen during refining stages.

LF (Ladle Furnace): Controlling deoxidation and final composition adjustment.

VD/VOD (Vacuum Degassing): Ensuring low oxygen levels for high-purity steel grades.

Research Laboratories: For metallurgical R&D and quality assurance.

FAQ

Q1: How often should the probe be replaced?

A: The probe is single-use and should be replaced after each measurement to ensure accuracy.

Q2: Is calibration required?

A: The probe is pre-calibrated; no additional calibration is needed before use.

Q3: Can it be used in non-ferrous metal applications?

A: This probe is specifically designed for molten steel. For non-ferrous applications, a different sensor is recommended.

Q4: What is the shelf life of the probe?

A: Up to 12 months if stored in a dry, temperature-controlled environment.

Q5: Is it compatible with all immersion lances?

A: Yes, the probe features a standard connector compatible with most existing immersion systems.