High temperature and high pressure hot pressing tank is a specialized equipment for forming high-performance composite materials, especially suitable for aerospace, national defense, automobiles,
and other industries that require high-strength and lightweight materials. Its main function is to promote the curing process of resin based composite materials in a closed environment
by providing precisely controlled high temperature and high pressure conditions.
The following are some key characteristics and application details of high-temperature and high-pressure hot press tanks:
1. * * Working principle * *:
-Heating: Use electric heating, steam or other heating methods to raise the temperature inside the tank to the specified temperature for resin curing, ensuring that the material is uniformly heated.
-* * Pressure *: Injecting compressed air, nitrogen or other gases into the tank to apply pressure to the internal materials helps remove bubbles, increase material density and strength.
-* * Vacuum system * *: Combined with a vacuum pump to extract air from the tank, creating a low oxygen environment, helping to eliminate volatile substances in the resin, reduce pores, and improve product quality.
-Insulation and Curing: Maintain the resin at the set temperature and pressure for a period of time to fully cure and tightly bond with the reinforcing fibers.
-Cooling and pressure relief: After solidification is completed, gradually reduce the temperature and pressure inside the tank until a safe level is reached, then open the tank door and remove the product.
2. * * Technical features * *:
-* * Precise Control * *: Using advanced control systems (such as PLC or computer control) to precisely adjust and monitor parameters such as temperature, pressure, time, and vacuum degree.
-* * Safety Interlock * *: Equipped with multiple safety protection devices, such as pressure automatic interlocking, overpressure alarm, and manual emergency switch, to ensure safe operation.
-* * Sealing * *: Use high-temperature resistant silicone or other high-performance sealing materials to ensure the sealing performance of the tank, prevent heat loss and pressure leakage.
-Durable Material: The tank body is usually made of high-temperature and high-strength stainless steel or other special alloys to withstand high temperature and high pressure working environments.
3. * * Application scope * *:
-Aerospace: Manufacturing aircraft structural components, satellite shells, rocket engine nozzles, etc.
-National Defense Industry: Production of armor plates, missile casings, radar covers, etc.
-* * Automotive manufacturing * *: Racing car bodies, lightweight components for luxury cars.
-Sports equipment: golf clubs, tennis rackets, bicycle frames, etc.
-New energy: wind turbine blades, battery box housing.
High temperature and high pressure hot press tanks are indispensable high-end equipment in the composite material manufacturing industry,
and the continuous progress of their technology is driving the widespread application of high-performance composite materials in more fields.
Main manufacturing basis TSG 21-2016 HB5342.2012 | TSG21-2016 HB5342.2012 AMS2750、BAC5621、QCACPS、CPS、D6-49327、D6-56273 |
Technical Production Standard | GB/T150-2011《pressure vessel》 |
Welding Technical Standards | NB/T47015-2011 |
Pressure Plate Standard | GB/T713-2014;NB/T47008-2017;GB/T8163-2018 |
Welding Inspection Standard | NB/T47013.2-2015 |
Water Pressure Test Standard | pure water quality; No leakage, no abnormal sound or vibration |
Appearance Treatment Standard | cylinder appearance, internal metal polishing, polishing treatment, spraying high-temperature resistant coating and rust proof primer |
And our tank with thermal keeping layer, which saves energy consumption.
The Advantage is safety, reliable, energy saving, compact structure.
Below is one of the models for your reference, if you need other models or sizes, just feel free to ask us.
1.1main technical parameter | UNIT | Value or notes | |
Size | ㎜ | DN1500x5000 | |
Tank body raw material | - | Q345R | |
Wall thickness | ㎜ | 16 | |
Door flange | - | 16Mn | |
Inner diameter | ㎜ | 1500 | |
Work length | ㎜ | 4000 | |
Design pressure | MPa | 1.25 | |
Max. Work temperature | MPa | ≤0.9 | |
Design temperature | ℃ | 260 | |
Max. Working temperature | ℃ | 250 | |
Design life | Year | ≥15 | |
Door open method | - | Electric hydraulic side door opening; Tank door position sensing, manual and automatic protection safety interlocking, emergency stop function | |
Thermal keeping method | - | Tank insulation (customized high-density aluminum silicate) with 100 mm internal insulation (patented technology) | |
Heat preservation thickness | ㎜ | 50 | |
Heating Method | - | Tail heater Heating power of 300KW, supporting max 4 ℃/min heating under no load | |
Cooling Method | - | Air cooling, water cooling, natural cooling, multi-mode program controlled automatic switching fault self-diagnosis function Support cooling at MAX0.5-4 ℃/min under no load | |
Design usage | Composite material pressure curing molding | ||
Loading Weight | Kg | 1000 | |
Temperature rising rate | ℃/min | 0.1-4 ℃ adjustable according to program settings (no load or pressure) | |
Initial temperature | ℃ | Room temperature or residual heat in the tank | |
Temperature descend rate | ℃/min | 0.1-4 ℃ adjustable according to program settings (no load or pressure) | |
Cooling to temperature | ℃ | 65(default) | |
Temperature evenness | ℃ | ±1℃(without load) | |
Temperature control accuracy | ℃ | ±0.5℃ | |
Temperature test point | - | 6 | |
Application Field | - |
Large Size Autoclave:
Middle size Autoclave:
Small Size Autoclave:
Working Princile of Composite Material Hot Press Autoclave Machine:
diagrammatic sketch
Detail Images:
Control Panel
we design different type control panel according to machine needs or customers' requirements, here just put one for a reference.
Control Box
CHNT brand, it's best brand of China made, works accurate and stable. When customers have different power voltage supply, we put a transformer into the control box, as you can see it from below picture.
Tank body, we use Q345R as raw material
Steel Q345-R, as a widely used low alloy high-strength structural steel, represents the yield strength with "Q" in its grade, while "345" indicates that the yield strength (in megapascals, MPa) of this steel under
standard test conditions reaches 345MPa. The subsequent "R" symbol specifically indicates that the steel is suitable for container manufacturing,
that is, it has good welding performance and certain high-temperature resistance characteristics, and is suitable for the production of pressure vessels, storage tanks and other equipment.
The characteristics of Q345-R steel include:
1. Mechanical properties: In addition to having a yield strength of no less than 345MPa, it also has good tensile strength, generally up to 470-630MPa, as well as good toughness, plasticity, and weldability, ensuring
the safety of components under complex stress states.
2. Chemical composition: As a low alloy steel, Q345-R contains small amounts of alloying elements such as manganese (Mn), silicon (Si), titanium (Ti), niobium (Nb), etc. The addition of these elements can significantly
improve the comprehensive mechanical properties of the steel without significantly increasing its weight, ensuring strength while reducing the structural weight.
3. Corrosion resistance and high temperature resistance: Although Q345 series steel is mainly designed for room temperature environments, Q345-R has certain corrosion resistance and resistance to medium and
low temperatures (usually from room temperature to about 400 ℃) through specific composition adjustments and heat treatment, making it suitable for manufacturing containers that can withstand certain temperature and pressure.
4. Processing performance: Good cold forming and welding performance make Q345-R easy to process into various complex shaped components, meeting different engineering needs, especially in the fields of chemical, petroleum,
energy, etc. It has a wide range of applications.
In practical applications, Q345-R steel needs to undergo strict quality control and testing to ensure that its various performance indicators comply with relevant national standards (such as GB/T 713), in order to ensure its safety
and reliability under design and usage conditions. Whether it's building large oil storage tanks, high-pressure vessels, or industrial boilers, Q345-R is a trusted choice for engineers.
Ends cover of the tank body, aslo Q345R steel:
Inside view of hot press autoclave:
autoclave tank loading container export
work in user's factory
Hot press tank machine, a drawing for reference
The composite material hot pressing can forming process is a widely used technology in the manufacturing of high-performance composite materials, especially in the following fields where its importance and advantages
have been demonstrated:
1. * * Aerospace field * *: This is one of the most important application areas of hot press tank forming technology, including the manufacturing of aircraft skin, ribs, frames, various wall panels, floors, fairings and other main
and secondary load-bearing structural components. Due to the requirement of high strength, lightweight, and complex shape for these components, hot pressing can molding can ensure that the composite material achieves
the necessary mechanical properties and dimensional accuracy.
2. * * Defense Industry * *: Similar to aerospace, the defense industry also requires a large number of high-performance composite components, such as radar hoods, missile shells, armor plates, etc., which also
rely on hot pressing tank forming technology to ensure the high strength and durability of materials.
3. * * Transportation * *: Transportation vehicles, including cars and high-speed trains, are increasingly using composite components to reduce weight, improve fuel efficiency and performance. Hot pressed tank forming is
suitable for manufacturing such large and complex shaped structural components.
4. * * Energy Industry * *: Energy related facilities such as wind turbine blades, oil and natural gas pipelines require corrosion-resistant, lightweight, and high-strength composite materials. Hot press tank forming is
an ideal choice for manufacturing such large structures.
5. * * Sports and leisure products * *: such as golf clubs, snowboards, bicycle frames, etc., these products pursue ultimate performance and lightweight, and hot pressing can molding can meet their material performance
requirements.
6. * * Ship Manufacturing * *: Composite materials are used in ship construction to reduce ship weight, improve speed and efficiency, and the hot pressing tank forming process can manufacture large ship structural components.
7. * * Infrastructure construction * *: Reinforced composite components used in structures such as bridges and buildings, which are formed by hot pressing tanks to achieve better mechanical properties and durability.
In summary, hot press can forming technology is widely used in various high-end manufacturing fields that have strict requirements for material performance due to its ability to provide high-quality and high-performance
composite material components.
Application Scope:
Just contact us
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