Articles & Insights

Blister & Clamshell Packaging FAQ

Nov 30, 2022

Pros, Cons & Design Features of Double-Layer Blister Trays

Double-layer blister trays, also known as double-layer formed inserts, are made by thermoforming rigid plastic sheets into specific recessed shapes. Products are placed in the recesses for protection and presentation. Transport-type trays prioritize convenience…

Oct 8, 2022

What Materials Are Used for Hangzhou Blister Trays?

Hangzhou blister tray materials consist only of thin plastic sheets, generally no more than 1.5mm thick. Common materials include PVC, PET, PP, PS, as well as flocked sheets, gilded sheets, and anti-static sheets. PVC is the most common — soft, flexible, and moldable into transparent or colored forms…

Mar 17, 2022

Common Problems in Blister and Clamshell Packaging and How to Solve Them

Blister and clamshell packaging production can encounter various issues including air bubbles, uneven thickness, scratches, stress lines, insufficient vacuum pull, and cracking. Crystalline spots and air bubble defects are the most common — the root cause often depends on raw material quality and mold type…

Mar 9, 2022

Design Principles for Blister Fruit Packaging Boxes

The design of blister fruit boxes varies greatly, with a wide range of materials used. We typically determine the product design plan based on material, product attributes, and product shape. Blister fruit boxes can be broadly divided into four types: plastic sealed, high-frequency sealed, plastic tray, and plastic folded…

Nov 16, 2020

Diversification + Innovation: Unlimited Potential in Plastic Food Packaging

Looking at the big picture, the plastic packaging industry will continue to have favorable development trends, with food packaging being one of the key growth areas. As quality of life improves, food packaging needs diversification to meet the varying consumer demands of modern people…

Nov 16, 2020

Types and Process Equipment for Blister and Clamshell Packaging Products

Blister and clamshell packaging products include: clamshells, trays, blister boxes, also known as vacuum covers, blister packs, etc. Clamshells transform transparent plastic sheets through the thermoforming process into shaped, raised-form transparent plastic covers over products for protection and presentation…

Nov 16, 2020

The Four Categories of Blister and Clamshell Packaging

Blister and clamshell packaging products are classified based on the specific characteristics of the product. The main blister and clamshell packaging categories are: boxes, trays, clamshells, and covers. Each category has different special characteristics suited to different product shapes and purposes…

Nov 17, 2020

What Are the Advantages of Blister and Clamshell Packaging?

Cost savings in packaging and transportation. Since soft packaging materials are mostly soft and lightweight films and sheets, the packaging closely conforms to the product, minimizing material weight and wasted space, making logistics highly efficient and cost-effective…

Nov 17, 2020

Basic Configuration of Thermoforming Processing Equipment

When forming plastic sheets, the sheet is secured on a clamping device. The vacuum system consists of a vacuum pump, air reservoir, valves, piping, and vacuum gauges — generating the vacuum level needed to drive the thermoforming process…

Nov 17, 2020

Applications of Thermoform Products Across Industries

With the development of the plastic thermoforming industry, the application scope has expanded enormously — from simple food trays and electronics trays to logistics pallets, tool carts, bathtubs, and automotive plastic components. Thermoform products are found everywhere in daily life…