Carbon Black Content Tester

A Carbon Black Content Tester is an instrument used to measure the carbon black content in materials.

Applications

The Carbon Black Content Tester has wide applications in industrial production, scientific research, and quality control. In industrial production, it can be used to quantitatively analyze the carbon black content in raw materials, thereby controlling the raw material ratio and product quality during the production process. In scientific research, it can be used to quantitatively analyze the carbon black content in new materials, thus understanding the physical and chemical properties of the materials. In quality control, it can be used to quantitatively analyze the carbon black content in products, thereby ensuring the quality and safety of the products.

Standards

GB 13021-1991: Determination of carbon black content in polyethylene compounds.

GB/T 2951.41-2008: Test method for carbon black and ash content in cables and wires.

International Adaptability: Configurable for ASTM D1603 and ISO 6964 equivalency upon request.

Features

Pyrolysis System:

Split-Tube Furnace: Rapid heating (0–1.000°C in 20 minutes) with silicone carbide elements.

NiCr-Ni Thermocouple: ±0.5°C accuracy across 300–1.000°C range.

Gas Control:

Mass flow controllers for nitrogen (1–5 L/min) and air (0.5–2 L/min).

Built-in leak detector with audible/visual alerts.

Weighing Module:

Integrated analytical balance (0.01mg resolution) with anti-vibration table.

Auto-tare function for crucibles and samples.

Data Management:

100-test memory with date/time stamping.

USB/RS-232 ports for PC connectivity and LIMS integration.

Safety Suite:

Emergency off button with E-Stop loop monitoring.

Fume extraction port for lab ventilation systems.

Technical Parameters

Accessoriess

(1)Standard Kit:

10 × Porcelain crucibles (ISO 6964 compliant).

Silicone tubing set with quick-connect fittings.

(2)Software Bundle:

LabCarbon Pro™: Automated data reduction with GPC/SEC integration.

CloudQC: Remote monitoring for 21 CFR Part 11 compliance.

(3)Safety Upgrades:

Fume scrubber with activated carbon filter.

Explosion-proof enclosure (ATEX Zone 2).

(4)Calibration Services:

Annual recalibration with NIST-traceable certificate.

(5)Consumables:

50 × Disposable sample boats.

1L Nitrogen purity indicator solution.

Test Procedures

1. Sample Preparation

Weigh 1g of the sample to be tested and place it in the combustion boat according to the test procedure.

2. Instrument Warm-up

Turn on the instrument, purge with nitrogen for a few minutes, and set the heating program.

3. Sample Placement

Place the prepared sample into the quartz tube.

4. Start Testing

Press the test button. Remove the sample after the test is completed.

5. Data Processing

Calculate the test results according to the formula.

FAQ

1. What is a Carbon Black Content Tester?

The Carbon Black Content Tester is a device used to determine the precise amount of carbon black present in rubber, plastics, inks, or coatings. Accurate measurement is essential for quality control and consistency in material performance.

2. How does the machine measure carbon black content?

The tester typically uses chemical digestion, ashing, or optical analysis methods to quantify carbon black. The material is prepared according to standardized procedures, and the carbon black content is calculated based on weight loss or absorbance.

3. What types of materials can be tested?

It can test rubber compounds, plastics, coatings, inks, and other polymer-based materials containing carbon black as a reinforcing or coloring agent.

4. What parameters are measured during testing?

The machine measures the percentage of carbon black in the material, ensuring it meets formulation specifications. Some advanced models also provide reproducibility data and reporting for quality documentation.

5. Why is carbon black content testing important?

Accurate carbon black content ensures consistent mechanical properties, color uniformity, and wear resistance. It helps manufacturers maintain product quality, optimize formulations, and comply with industry standards.