Leak Detection in Metal Can Production: Methods and Machinery
Over the past 200 years, with the rapid advancement of science and technology, the shape, material, and appearance of metal cans have been evolving constantly. However, the sealing performance of [...]
Key Processes in Three-Piece Food Can Manufacturing: Expansion, Flanging, and Beading
The main production process of three-piece food cans includes shearing, welding, welding seam repair coating and drying, necking, flanging, beading, seaming, leak testing, full-body coating and drying, and packaging. Currently [...]
Weld Seam Protection: Techniques and Equipment for Coating and Curing Processes
(1) Liquid Coating Weld Seam Repair Process The schematic diagram of the band for liquid coating on weld seams is shown in Figure 3-54, covering the weld seam area. To [...]
Overview of Resistance Welding Machine Types in China
Currently, the technology of resistance welding machines has been advancing rapidly with innovations such as digitization, computerization, touchscreen interfaces, CAN-BUS, and integrated controls. Many state-of-the-art technological achievements have found widespread [...]
Advanced Shearing Technology in Tinplate Can Manufacturing
Shearing, also known as cutting, is the initial process in the manufacture of three-piece cans and a crucial step in the production of printed tinplate cans. Its purpose is to [...]
Key Components and Processes in Tinplate Printing
The printing plate serves as the carrier for transferring ink to tinplate. In modern offset printing, the prevalent choice is the presensitized plate (PS plate), which is a plate with [...]
Essentials of Tinplate Coating: Performance Insights
Tinplate coating is a critical component of the entire tinplate product, with its performance primarily encompassing four aspects: ① Physical properties; ② Chemical properties; ③ Mechanical processing properties; ④ Hygienic [...]
Copper Wire in tin can Production: Key Considerations and Recommendations
Copper Wire in Can Production Copper wire is an indispensable auxiliary material used in the production of three-piece tinplate cans. In the manufacturing process, the copper wire travels between the [...]
Emerging Trends in Coatings: Safety, Environmental Protection, And Energy Efficiency
The development of coatings has always been closely tied to the three major themes of safety and health, environmental protection, and energy conservation. In recent years, issues related to food [...]
Types of Coatings-Polyester Coatings
Polyester resin is a product of the combination of polyfunctional alcohols and polyfunctional acids (anhydrides). Unlike alkyd resins, polyester resins do not contain fatty acids and are sometimes referred to [...]
Types of Coatings- Acrylic Ester Coatings
Currently, the main types of coatings used for canned goods include epoxy phenolic coatings, epoxy amine coatings, organic solvent coatings, ethylene-based coatings, polyester coatings, acrylic coatings, and epoxy ester coatings. [...]
The Role and Requirements of Coatings in Canned Goods Packaging
1. Container Protection: The body of the three-piece can for tinplate is made of tinplate, while the top and bottom lids can be made of tinplate, chrome-plated iron, or aluminum. [...]