Vertical biaxial stretcher apparatus for thin films consists of a clamping assembly, a stretching assembly, a heating oven assembly, a pneumatic air curtain assembly, and an electrical control system. It can perform tensile tests on film samples of a certain size at a suitable temperature and to the required stretch ratio, simulating the industrial production process of biaxially stretched films. The equipment features a vertical design, a compact structure, and a small footprint. The clamps have been upgraded to pneumatic clamps, making operation more convenient. It is an ideal tool for laboratory applications in film formulation design, process optimization, and performance testing.
Biaxial Stretcher is composed of clamping assembly, stretching assembly, stretching mechanism moving assembly, hot oven assembly, pneumatic air curtain assembly and electrical control system, etc.
Biaxial Stretcher can stretch the film samples of a certain size according to the required tensile ratio at a suitable temperature and time for the tensile test, and the data obtained from the test can be analyzed by the researcher.
Biaxial Stretcher developed by POTOP is a data-based engineering instrument with good repeatability and accurate data; it can be operated offline and is equivalent to a production line; it can improve experimental efficiency and shorten product development cycle.
● Multiple Flexible Stretching Modes
Supports multiple stretching modes such as simultaneous stretching and longitudinal-first-then-transverse stretching; the stretching ratio and speed in the longitudinal and transverse directions can be independently adjusted to meet different R&D needs.
● Vertical Design
The vertical structure is compact, saving laboratory space, easy to operate, and suitable for high-frequency use scenarios in laboratories.
● Precise Drive and Control
Adopting dual high-performance servo motor drive with large torque and stable output, it realizes variable speed stretching of 0-300mm/s. Equipped with precision lead screw track transmission, the stretching speed is steplessly adjustable, and the temperature control accuracy is high, ensuring stable experimental process and repeatable data. Multiple PID temperature control points are provided to ensure uniform heating of the sample.
● Digital Engineering Instrument
The equipment is a digital engineering instrument with good repeatability and accurate data; it can generate tensile test curves for in-depth analysis by researchers.
Industries: Lithium battery, photovoltaic, electronics, medical and health, packaging, new materials, polymer materials, scientific research and education, aerospace and other fields. It is suitable for the testing and R&D needs of various film materials such as PE, PP, PET, PVDF.
Applications
● Carry out film biaxial stretching experiments, simulate actual production processes, optimize stretching process parameters, and provide accurate data support for large-scale production;
● Test the mechanical properties of film materials, analyze the torque change during the stretching process, and provide a scientific basis for material formula optimization and performance improvement;
● Produce small-batch functional stretched film samples to meet the needs of R&D prototyping, performance testing and product verification;
● Suitable for the R&D and testing of functional films such as optical films, lithium battery separators, and food packaging films, helping the implementation and application of new materials.
| Model | FOVI-04S | ||
| Applicable material | PE、PP、PET、PTFE、PVDF | ||
| Sample thickness | 0.02-1.5mm | ||
| Sample size | Min.95mm×95mm，Max.110 mm×110 mm | ||
| Stretching ratio | 4:1（minimum size sample） | ||
| Stretching speed | 0-300mm/s（stepless adjustable） | ||
| Stretching force | 1000N | ||
| Operating temperature | Rt-250℃ | ||
| Temperature Accuracy | ±3℃ | ||
| Working voltage | 3φ380VAC±10%，1φ220VAC±10%，50Hz | ||
| Rated power | About 23kW | ||
| L×W×H | 1130mm×1150mm×1980mm | ||
| Weight | About 1300kg |
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