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High Pressure Autoclave for Rubber Vulcanization
A rubber vulcanization autoclave is a critical piece of equipment used in the rubber industry for the process of vulcanization, which involves the cross-linking of rubber macromolecules under specific conditions of temperature, pressure, and time. This process is essential for transforming raw rubber into more durable and usable materials by improving its elasticity, strength, and resistance to various environmental factors.
The autoclave is essentially a large chamber that can withstand high pressures and temperatures, facilitating the vulcanization process. It is designed to expose rubber compounds to high-temperature saturated steam, which is essential for the vulcanization process. This process not only increases the elasticity and decreases the plasticity of the rubber but also enhances its resilience, tensile strength, viscosity, hardness, and weather resistance.
There are different types of heating systems used in vulcanization autoclaves, including indirect heat (electric or indirect steam) and direct heat (direct steam). These autoclaves are engineered for superior functionality and are designed to meet strict industry standards and specifications.
Key features of vulcanization autoclaves include a quick-opening door for safe and efficient operation, quality control and safety measures such as ASME & National Board Certification, safety interlocks, and safety relief valves. They also include basic temperature/pressure controls and programmable logic controllers (PLC) for maximum flexibility in programming the autoclave process cycle, ensuring high-quality products.
The vulcanization process in an autoclave typically involves several stages: loading the component into the autoclave, establishing utility connections, closing and locking the door, applying pressure, starting the circulation fan and heating element, maintaining the desired temperature for the required duration, cooling the internal environment, depressurizing the autoclave, and finally removing the processed component.
Vulcanization autoclaves are used for a wide range of products, including galoshes, rubber tubes, cables, rubber rollers, rubber balls, and more. They are particularly useful for large and thick rubber components that require high temperatures and pressures for curing. The autoclave ensures that the rubber products are uniformly exposed to the necessary conditions for optimal vulcanization, resulting in improved product quality and performance.
Model |
Oversize(mm) | Diameter (mm) |
Length (mm) |
Capacity(m3) | D pre. (MPA) |
D temp. (ºC) |
Voltage(v) | ||
| L | W | H | |||||||
| DL08-1.2A | 2500 | 1300 | 1800 | 800 | 1200 | 0.6 | 0.85 | 190 | 380 |
| DL1.2-3A | 4500 | 1600 | 2800 | 1200 | 3000 | 3.4 | 0.85 | 190 | 380 |
| DL1.5-6A | 7500 | 1900 | 2500 | 1500 | 6000 | 10.6 | 0.85 | 190 | 380 |
| DL1.7-8A | 9500 | 2200 | 2700 | 1700 | 8000 | 18.1 | 0.85 | 190 | 380 |
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