High Temperature High Pressure Composite Material Hot Press Curing Autoclaves

High Temperature High Pressure Composite Material Hot Press Curing Autoclaves

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

AMS2750BAC5621QCACPSCPSD6-49327D6-56273

Technical Production Standard

GB/T150-2011pressure vessel

Welding Technical Standards

NB/T47015-2011

Pressure Plate Standard

GB/T713-2014NB/T47008-2017GB/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:

CCF20230422副本.jpg

Middle size Autoclave:

CCF20230422_0005副本.jpg

Small Size Autoclave:

CCF20230422_0009副本.jpg

Working Princile of Composite Material Hot Press Autoclave Machine:

CCF20230422_0012副本.jpg

diagrammatic sketch

CCF20230422_0013副本.jpg

Detail Images:

Control Panel

we design different type control panel according to machine needs or customers' requirements, here just put one for a reference.

hot-tank-panel.jpg

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.

hot-tank-box.jpg

Tank body, we use Q345R as raw material 

tank-body-q345r副本.jpg

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:

hot-tank-cover.jpg

Inside view of hot press autoclave:

hot-tank.jpg

autoclave tank loading container export

tank-loading-export.jpg

tank-loading1.jpg

work in user's factory

hot-tank-working.jpg

Hot press tank machine, a drawing for reference

DN1500X5300电干烧硫化罐管路安装确认总图(R2023-201)副本.jpg

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:

CCF20230422_0010副本.jpg

Just contact us

Social Share:

Comments: