Carbon Black Dispersion Tester
Category：Material Strength Tester
Introduction
The Carbon Black Dispersion Tester is a precision instrument specifically designed for measuring the carbon black content in plastics such as polyethylene, polypropylene, and polybutylene, as well as in rubber.
Application
This equipment is used for quantitative analysis of carbon black content in polyethylene (PE), polypropylene (PP), rubber materials, plastic pipes, fittings, and raw compounds. It is widely applied in plastic manufacturing, cable and wire insulation materials, construction materials, automotive components, and laboratory research. It helps assess UV resistance, material durability, and dispersion quality of carbon black in polymer matrices.
Standards
(1) GB/T 13021-1991 (Carbon black content determination)
(2) ISO 6964-1986 (Polyolefin pipes and fittings)
(3) GB/T 2951.41-2008 (Cable insulation test methods)
(4) IEC 60811-4-1-2004 (Electric cable materials testing)
(5) ASTM D1603-2006 (Carbon black content in plastics)
(6) JTG E50-2006 (Highway engineering materials test methods)
Parameters
| Item | Specification |
|---|---|
| Furnace Structure | Open-type door |
| Maximum Temperature | 1000°C |
| Temperature Accuracy | ±1°C |
| Heating Zone Length | 300 mm |
| Constant ताप Zone Length | 200 mm |
| Quartz Tube Size | Φ50 × 750 mm (customizable) |
| Gas Type | Nitrogen, Oxygen (user supplied) |
| Gas Flow Range | 0.1–0.8 L/min |
Features
(1) Optimized furnace design with stable performance and reliable operation
(2) Open-type furnace door for easy sample loading and positioning
(3) Intelligent temperature control with high precision and automatic heating
(4) Supports up to 30 programmable temperature segments
(5) Excellent temperature uniformity and stable constant temperature control
(6) Dual-end cooling air channels for improved heat dissipation and safety
(7) Float-type flowmeter for quick gas switching and precise flow adjustment
(8) Durable structure suitable for continuous laboratory and industrial use
Accessories
(1) Main unit
(2) Gas inlet flange
(3) Quartz combustion tube
(4) Rubber stopper
(5) Combustion boats (various sizes)
(6) Gas connectors and pipelines
(7) Exhaust hose and glass tube
(8) Pressure reducing valves
(9) Handling tools (hook, shovel, tweezers)
(10) Optional nitrogen cylinder
(11) Optional oxygen cylinder
(12) Optional gas cylinder cabinet
(13) Optional balance
(14) Optional glass desiccator
(15) Packing list
(16) User manual
(17) Certificate of conformity
FAQ
1. What is a Carbon Black Dispersion Tester?
The Carbon Black Dispersion Tester is a device used to evaluate the dispersion quality of carbon black in rubber, plastics, or coatings. It helps determine how uniformly carbon black particles are distributed in the material, which affects performance properties such as strength, color, and wear resistance.
2. How does the machine test carbon black dispersion?
The tester typically uses mechanical grinding, mixing, or optical methods to analyze the sample. The degree of dispersion is quantified by measuring particle distribution, agglomerates, or using image analysis under standardized testing conditions.
3. What types of materials can be tested?
It is suitable for rubber compounds, plastic resins, coatings, inks, and other polymer-based materials that incorporate carbon black as a reinforcing or coloring agent.
4. What parameters are measured during testing?
The machine measures dispersion quality, particle size distribution, agglomeration levels, and uniformity of carbon black throughout the material. Some advanced models provide numerical or visual dispersion ratings.
5. Why is carbon black dispersion testing important?
Proper dispersion ensures optimal mechanical properties, consistent color, and wear resistance in rubber and plastic products. It helps manufacturers maintain quality control, improve product performance, and reduce material defects.
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