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READ MOREMain Shaping Methods of Disposable Plastic Gloves and Industry Application Scenarios
1. Blown Film Extrusion
Blown film extrusion is a common process for producing plastic films, which is often used in the preparation of raw materials for disposable plastic gloves. The specific steps are as follows:
Process Principles: Plastic particles (such as polyethylene PE, polyvinyl chloride PVC, etc.) are heated and melted in an extruder, then extruded through a circular die to form a thin tube. Under the action of air inflation and traction, the tube is stretched into a film, which is then cooled and wound into a film roll.
Application in Gloves: The film produced by this method is usually used as the base material for gloves. For example, in the production of some thin-film disposable gloves (such as ordinary PE gloves for food handling), the film is cut into a specific shape and then thermally sealed or welded at the finger and cuff positions to form the glove structure.
Advantages: High production efficiency, suitable for large-scale continuous production, and the film thickness can be accurately controlled to meet the requirements of different use scenarios (such as food-grade hygiene standards).
2. Dip Molding (Dipping Process)
Dip molding is another important process for manufacturing disposable plastic gloves, especially for products requiring higher flexibility and fit.
Process Principles: A mold (usually in the shape of a hand) is dipped into a plastic solution (such as a PVC paste or latex solution), and after the solution adheres to the mold surface, the solvent is evaporated through heating or other methods to form a plastic film. The process is repeated to control the thickness, and finally, the glove is peeled off from the mold.
Application in Gloves: This method is widely used in the production of disposable PVC gloves, nitrile gloves, etc., which are commonly used in medical, laboratory, and industrial protection fields. For example, medical disposable gloves need to have good elasticity and barrier properties, and the dip molding process can better meet these requirements.
Advantages: The gloves produced have uniform thickness, good flexibility, and a high degree of fit with the hand, which can provide better protection and operational flexibility.
3. Other Shaping Methods
In addition to the above two main methods, there are some other processes applied in specific types of gloves:
Injection Molding: Some high-precision or special-shaped disposable gloves (such as gloves with special patterns or structural designs) may use injection molding. The plastic melt is injected into the mold through an injection machine, and after cooling and forming, the glove is demolded. This method is suitable for products with complex shapes but has relatively lower production efficiency compared to the above two methods.
Thermoforming: Based on the blown film, the film is heated to a soft state and then formed into a glove shape through a mold under the action of pressure or vacuum. This method is often used for gloves with simple structures and is suitable for batch production of specific specifications.
The Technical Capability of Zhangjiagang Yingda Plastic Products Factory in Shaping Processes
As a plastic products manufacturer with strong customization capabilities, Zhangjiagang Yingda Plastic Products Factory masters key processes and technologies and has a complete production system, which is reflected in the shaping of disposable plastic gloves as follows:
Raw Material Control and Process Matching: The factory uses brand-new raw materials that meet food and medical grade standards. For example, when producing food-grade disposable PE gloves, it may use the blown film extrusion process to ensure the uniformity of the film and the hygiene of the material; for medical or industrial protection gloves, it may adopt the dip molding process in combination with raw materials such as PVC or nitrile to meet the requirements of elasticity and safety.
Full-Process Production Line Support: The factory has established a full-process production line from mold development, stamping, heat treatment, surface treatment to assembly. Taking mold development as an example, whether it is the mold for blown film extrusion or the hand-shaped mold for dip molding, it can be independently designed and produced to ensure the accuracy of each link from design to finished product. For example, in the dip molding process, the precision of the mold directly affects the fit and size consistency of the gloves, and the factory's professional mold technology can meet the customization needs of different customers.
Customization and Process Flexibility: Facing customers in different countries (such as Germany, France, the United States, Japan, etc.) with different needs, the factory can adjust the shaping process according to product requirements. For example, some customers may require gloves with special hand shapes or thickness distributions, and the factory can achieve this through process optimization (such as adjusting the dip molding time, temperature, or the parameters of the blown film process) to ensure that the customized products meet the standards.
Quality Management System Guarantee: The factory strictly follows the procedures and requirements of the quality control management system. In the shaping process, whether it is the temperature control of the extruder in blown film extrusion, the concentration control of the solution in dip molding, or the pressure and temperature parameters in injection molding, it is monitored and recorded to ensure the stability of product quality. For example, in the production of medical gloves, each batch of products will undergo strict testing after the shaping process to ensure that they meet the relevant medical standards.
The shaping of disposable plastic gloves is determined by product types and application scenarios, and common methods include blown film extrusion, dip molding, injection molding, thermoforming, etc. Zhangjiagang Yingda Plastic Products Factory, with its mastery of key processes, complete production lines, and strict quality management, can flexibly select appropriate shaping methods according to customer needs (such as food-grade, medical-grade, industrial-grade gloves), and ensure the high quality and customization of products through professional technical capabilities. Whether it is the mass production of standard gloves or the customized production of special specifications, the factory can provide reliable solutions, which is also an important reason why it has been widely recognized in the international market.