What is an extrusion testing machine?
An extrusion testing machine is a device used to test the mechanical properties of materials under extrusion load. It is widely used in materials science, construction engineering, automobile manufacturing, aerospace and other fields. By simulating the extrusion process in actual working conditions, the equipment can measure key parameters such as the material's compressive strength, elastic modulus, and yield point, providing data support for product design and quality control.
The following are the hot topics related to extrusion testing machines in the hot topics on the Internet in the past 10 days:
| hot topics | Related fields | focus |
|---|---|---|
| New energy vehicle battery safety testing | automobile manufacturing | Extrusion testing machine is used to simulate the compression performance of battery packs in collisions |
| Research and development of new building materials | construction project | Growing demand for extrusion performance testing of lightweight, high-strength materials |
| Localization of aerospace materials | Aerospace | Domestic composite material extrusion test data benchmarked against international standards |
| Medical device reliability verification | medical equipment | Crush testing of orthopedic implants under simulated human body pressure |
Main types of extrusion testing machines
According to different testing requirements and application scenarios, extrusion testing machines can be divided into the following categories:
| Type | Maximum load | Main applications |
|---|---|---|
| Manual extrusion testing machine | 10-50kN | Teaching experiments, basic material testing |
| Hydraulic extrusion testing machine | 100-3000kN | Construction engineering, metal material testing |
| Servo electric extrusion testing machine | 5-500kN | Precision components and composite material testing |
Key technical parameters of extrusion testing machine
When choosing an extrusion testing machine, you need to focus on the following technical parameters:
| Parameter name | Description | Typical value range |
|---|---|---|
| Maximum test force | The maximum squeezing force that the equipment can exert | 1kN-3000kN |
| Experimental space | Testable sample size range | 50-1000mm |
| Control accuracy | Force control accuracy | ±0.5%-±1% |
| Displacement resolution | Deformation measurement accuracy | 0.001-0.01mm |
Industry application cases of extrusion testing machines
1.Automotive industry: Used to test the anti-extrusion performance of door anti-collision beams, battery pack shells and other components to ensure collision safety.
2.Packaging industry: Test the pressure-bearing capacity of cartons, plastic bottles and other packaging materials to optimize packaging design.
3.Electronics industry: Evaluate the structural strength of electronic products such as mobile phone casings and tablet computers.
4.Scientific research institutions: Carry out research and development of new materials, such as testing new mechanical properties of graphene composite materials.
The future development trend of extrusion testing machines
With the development of smart manufacturing and Industry 4.0, extrusion testing machines are showing the following trends:
1.Intelligent: Integrate AI algorithms to realize automatic test plan generation and result analysis.
2.Multifunctional: One piece of equipment can complete compression, bending, shear and other tests at the same time.
3.High precision: Using a new sensor to increase the force measurement accuracy to ±0.1%.
4.remote: Support Internet of Things technology to achieve remote monitoring and data analysis.
By understanding the principles, types and applications of extrusion testing machines, users can more accurately choose equipment that suits their needs, providing strong support for product quality improvement and R&D innovation.
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