Nowadays, many companies are struggling with purchasing a case sealer—unsure which type of machine best suits their factory’s needs. In China, there are countless manufacturers producing case sealers, yet it’s difficult to determine which company offers high-quality equipment. This dilemma is common among businesses, as the quality of a case sealer directly impacts packaging quality and production speed. You should select a case sealer based on your company’s specific requirements. Case sealers are generally categorized into two types: top-and-bottom sealers and side sealers.

Top-and-bottom case sealers are relatively more common and are typically suitable for downward-loading carton packing systems. Examples include bagged products in the food industry, Tetra Pak® and gable-top cartons in the dairy sector, and standard pharmaceutical outer boxes. Case sealers also come in different sealing patterns—such as straight-line (“I-type”) and cross-tape (“H-type”) configurations. When selecting a model, first determine the maximum and minimum dimensions of your cartons to choose the appropriate machine. SpeedPack Packaging Machinery (Shanghai) welcomes your inquiry—our R&D, sales, and after-sales teams are ready to assist you.