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- 202,101, No. 3,Kaifa Road,Dalong Street,Panyu District,Guangzhou,Guangdong
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+86-15099958922
Wholesale Biaxial Stretcher Supplier
Guangzhou POTOP Co., Ltd. is a leading manufacturer and supplier of film biaxial stretching machine. We have a full range of film biaxial stretching test machines and production lines, including film biaxial stretching test line, 4*4/5*5/10*10/biaxial stretching machine, origin biaxial stretching machine, etc., which are suitable for film stretching of various materials.
Technologically Advanced
POTOP has a high-quality technical team with rich technical experience and innovation ability to meet the needs of our customers.
Awesome Services
POTOP has earned the trust and good reputation of our customers by providing high quality products and first-class 24-hour service.
Broad Market
With high quality products and excellent customer service, our products are sold all over the world, including North America, Eastern Europe, Southeast Asia, Southern Europe, Northern Europe and so on.
Complete Qualifications
We have obtained CE and ISO quality certificates and have our own export rights.

We are always at your service when you need
Every piece of equipment manufactured by POTOP can achieve high-standard performance requirements, and strict quality control is implemented for the manufacturing process of each piece of equipment and the progress of non-standard equipment projects. The spare parts used in the equipment have been strictly reviewed, and the purchased parts are supplied by international big brand merchants. Our suppliers include Siemens, Schneider, Nord, etc. We conduct a full inspection of every piece of equipment and every component; from design, procurement to production, we pay attention to every detail, and the equipment we produce can meet the customer's acceptance standards.
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PolyStretch 5X Biaxial Stretcher5× servo biaxial stretcher for BOPP/BOPET simulation, zoning constant temperature, optional visual monitoring for separator & biodegradable film R&D.
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PP 5 Times Biaxial Stretcher For Polymer FilmsPP 5 Times Biaxial Stretcher For Polymer Films consists of a stretching device, an oven, a heating fan assembly, a moving motor, an air damper assembly, and an electrical control system, among other
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Laboratory Film Stretcher Biaxial Five-Ratio ModelLaboratory film stretcher biaxial five-ratio model supports precise uniaxial stretching, synchronous stretching, and sequential biaxial stretching, providing unparalleled support for the research and
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High-Temperature Biaxial Stretching MachineHigh-Temperature Biaxial Stretching Machine is a kind of equipment used to produce high-performance plastic films, which are widely used in packaging, electronics, construction and other fields.
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Biaxial Stretching Machine For Film TestingBiaxial Stretching Machine for Film Testing is a high-performance material testing and processing equipment designed for bi-directional stretching testing and production of films, sheets and other
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Biaxial Stretching Machine For FilmOur biaxial stretching machine is designed for high-performance film production, suitable for PP, PET, PA, and other materials. It ensures superior film quality with high precision control, excellent
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PVDF Film Biaxial StretcherPVDF Film Biaxial Stretcher is a data-driven engineering instrument with good repeatability and accurate data; can be operated offline, equivalent to a production line; can improve the efficiency of
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10 Times Biaxial Stretching Machine10 Times Biaxial Stretching Machine are mainly used for development of film formulations and materials for highly functional films,evaluating the performance of highly functional films and
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New Film Biaxial Stretching MachineOur Products Touch screen control, humanized structure design, more convenient operation Bidirectional high-performance servo motor drive to achieve variable speed stretching in one or two directions
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Brief Introduction To Biaxial Stretcher
Biaxial stretcher can be the thickness of 1.5mm or less, the minimum 80x80mm can be used for bi-directional stretching film material thick film samples, according to the required stretching ratio, at the appropriate temperature and time for film stretching test, for the laboratory to carry out physical and chemical testing and analysis, according to the performance of the sample film, to re-determine a wide range of additives and formulations. The wide range of additives and formulations are then applied to the production line, which can significantly reduce trial production costs.
Advantages of Biaxial Stretcher
Self-developed high-pressure pneumatic clamp, film force uniform, horizontal structure, pneumatic/manual loading.
Driven by servo motor and driven by toothed chain, the drawing force is large, and the drawing speed and drawing multiple can be accurately controlled.
High-performance servo motor, wide range of speed regulation, more stable speed.
Touch screen integrated commercial computer, provide tensile system, temperature control system and other all operations, temperature curve, tensile torque curve display, fault alarm information query.
The dimensional accuracy is high, in the 100mm square of the diaphragm to do 4*4 times the stretch, after stretching the diaphragm size will be within 400*400mm±5%.
High repeatability, continuous stretching of the same process parameters 10 times, the diaphragm fog, light transmittance, tensile strength and other performance indicators do not exceed 5%.
Wide process range and applicability, capable of a wide range of materials to meet customer needs.
Unidirectional restricted, unidirectional unrestricted, bi-directional synchronized, bi-directional asynchronous and other stretching methods are available.
Types Of Biaxial Stretcher

Process Of Film Biaxial Stretching Test Line
The working process of the film raw material, that is, the plastic particles are input by the feeding port, after heating and melting, the liquid raw material is sent to the die head by the extruder, extruded through the thermal expansion bolt at the die head screen mouth, cooled by the cooling drum to become a solid thick sheet, the thick sheet is transmitted by the synchronous transmission system, first through the longitudinal stretching, so that the thick sheet is thinned, and then the transverse drawing machine is stretched.
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Advanced technology with a variety of invention patents.
Wide Application Of Technology
A senior manufacturing enterprise with professional design, R&D and manufacturing teams.
standardized production
We have a wide range of standardized products with stable performance.
High-Quality Customized Services
Products can be designed and customized according to customer needs.
order management
We strongly support best practice sharing across our operations around the world.
Responsibility
Our products are humanized design, safe and secure.

Frequently Asked Questions
What is a biaxial stretching?
Biaxial orientation is a process whereby a plastic film or sheet is stretched in such a way that the polymeric chains are oriented parallel to the plane of the film.
What is biaxial stretching of polymer films?
Biaxial stretching is the process of stretching polymers in both machine direction (MD) and transverse direction (TD). During stretching, polymer chains orient towards two perpendicular directions, producing polymer films with balanced properties in MD and TD.
Is biaxially oriented polypropylene safe?
The strength of BOPP bags keeps your product safe from contaminants, microbes, and airborne pollution. You don't have to worry about anything getting in or out of your BOPP bag once it is sealed.
What is the difference between BOPP and BOPET?
Of the biaxially oriented films, BOPET offers performance at low thickness, high stiffness, good heat-resistance, and a reasonable balance of oxygen and moisture vapor barrier. BOPP offers superior moisture vapor barrier and the lowest density of the BOPET, BOPP, and BON triumvirate
What is the biaxial stretching process?
The biaxial streching process, also known as biaxial stretching, is a method of manufacturing battery separator films that is used to improve the performance and safety of batteries. The process involves stretching the film in two directions, or axes, to create a highly oriented and uniform film.
What materials are film biaxial stretchers suitable for?
Biaxial stretching materials for different films such as PP, PA, PE, PET, etc.
We're professional biaxial stretcher manufacturers and suppliers in China, specialized in providing the best products and service. We warmly welcome you to buy high quality biaxial stretcher for sale here from our factory. For price consultation, contact us.
Biaxial Film Stretcher, Biaxial Stretching Simulator, Biaxial testing












