Yunchu Supplier Square Cake Cup Smoothwall Aluminum Foil Containers are developed for bakeries, dessert manufacturers, pet food producers, supermarkets, food-processing factories, and private-label brands that require a compact yet visually attractive packaging solution. Featuring a square shape, smooth sidewalls, and a 300 ml capacity, this container can be used directly for baking, cooling, refrigerated display, freezing, heat sealing, transportation, and retail sale. Compared with traditional wrinkled foil trays, its smooth-wall structure creates a cleaner appearance and provides more space for labels, printed lids, and brand presentation.
Traditional aluminum foil containers are highly functional, but their wrinkled surfaces may not always meet the presentation requirements of premium bakery products. This Square Cake Cup Smoothwall Aluminum Foil Containers uses a smooth-wall structure that gives cakes and desserts a more refined retail appearance.
The straight and uniform outer surface allows bakeries to apply labels, sleeves, stickers, and decorative packaging more easily. Its compact square shape also creates an orderly display when several products are placed together in a bakery cabinet or supermarket refrigerator.
For commercial baking operations, this Square Cake Cup Smoothwall Aluminum Foil Containers can serve as both a baking mold and the final sales package. Cake batter or dessert ingredients can be filled directly into the container, baked, cooled, covered, labeled, and sold without transferring the finished product into another package. This reduces handling steps and helps protect delicate products from cracking, collapsing, or losing their original shape.
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Specification |
Details |
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Top opening |
112*112mm(4.4*4.4inch) |
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Bottom opening |
86*86mm(3.3*3.3inch) |
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Height |
42mm(1.3inch) |
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Capacity |
300ml(10.5oz) |
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Shape |
Square |
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Structure |
Smooth-wall aluminum foil container |
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Main applications |
Baking, desserts, prepared food, and pet food |
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Lid options |
PET plastic lid or heat-seal lid |
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Storage options |
Room temperature, refrigeration, and freezing |
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Color options |
Multiple existing colors and custom colors |
This Square Cake Cup Smoothwall Aluminum Foil Containers with 300ml capacity is suitable for individual servings as well as premium portion-controlled products. Depending on the recipe and filling volume, it can be used for:
Mini cheesecakes and sponge cakes
Brownies and chocolate desserts
Baked custard and bread pudding
Fruit cakes and seasonal desserts
Mousse, pudding, and chilled desserts
Ready-to-bake cake mixtures
Frozen bakery products
Catering dessert portions
Aluminum has efficient thermal conductivity, allowing heat to transfer quickly through the base and sidewalls. This supports more even baking and can shorten the time required for the container itself to reach the baking temperature.
One of the main advantages of this container is that it can remain with the product throughout several production stages.
A bakery may fill the container with batter, place it directly in the oven, allow the finished product to cool, and then add a transparent PET lid. The same package can subsequently be labeled, placed in a refrigerator, transported to a retail location, and displayed for sale.
For delivery orders, the rigid smooth-wall shape also provides better visual presentation than many lightweight disposable cake cups.
In addition to bakery use, many customers select this size for wet pet food and prepared pet meals. The square shape and 300 ml volume are suitable for controlled portions of dog food, cat food, meat pâté, cooked pet meals, nutritional formulas, and refrigerated or frozen pet food.
When combined with an appropriate heat-sealing film, the Square Cake Cup Smoothwall Aluminum Foil Containers create a compact packaging system that can protect food during storage, transport, and retail display.
Aluminum provides a strong barrier against light, moisture, grease, and external odors. This is especially important for pet food containing meat, broth, oil, vegetables, grains, or nutritional ingredients that may be sensitive to exposure.
The smooth rim can be produced to match suitable sealing materials and heat-sealing equipment. A properly developed sealing system can provide a secure closure while also creating a large printable surface for branding and product information.
Brand logos and product names
Flavor or recipe identification
Ingredient and nutritional information
Feeding instructions
Storage directions
Batch numbers and production dates
Barcodes and traceability codes
For shelf-stable pet food and processed food products, Yunchu can develop container and sealing solutions intended for high-temperature sterilization.
This type of Square Cake Cup Smoothwall Aluminum Foil Containers requires more than selecting a standard aluminum container. The aluminum thickness, rim structure, surface coating, sealing film, adhesive layer, printing material, and sterilization conditions must work as a complete packaging system.
Customized options may include retort-compatible lidding film, heat-resistant coatings, sterilization-resistant printing, and sealing structures developed for pressure-processing environments. When the filling, sealing, and sterilization processes are correctly designed and validated, high-temperature sterilization can reduce microorganisms and significantly extend the product’s commercial shelf life.
Condensation often forms inside transparent packaging when warm food is cooled or when the package moves between environments with different temperatures. Standard lids may become covered with small water droplets, making the food difficult to see.
To solve this problem, anti-fog PET lids can be customized for refrigerated cakes, chilled desserts, fresh pet food, and supermarket cold displays.
The anti-fog treatment helps moisture spread more evenly across the inner lid surface instead of forming dense visible droplets. This maintains clearer visibility, even after the product has been placed in a refrigerator.
This Square Cake Cup Smoothwall Aluminum Foil Containers is currently available in a range of colors, providing bakeries and food brands with more flexibility than standard silver aluminum packaging. Available production colors may include gold, black, red, pink, blue, green, silver, and other finishes. The exact color range and availability can be confirmed according to current inventory and production scheduling.
Different colors can be used to identify separate product categories. For example, a bakery may use gold containers for premium cakes, black for chocolate desserts, pink for seasonal products, and silver for its standard range.
Pet food companies may also assign different colors to specific recipes, animal types, age groups, or nutritional functions. This allows consumers and warehouse staff to identify products more quickly.
When existing colors do not match a brand’s visual identity, the aluminum surface color can be customized according to customer requirements. Customers may submit a Pantone reference, printed packaging sample, physical color sample, or brand-design file for evaluation. Before mass production, a sample can be prepared for confirmation.
The final appearance may be affected by the aluminum substrate, coating method, surface reflection, production process, and lighting conditions. Therefore, slight variations between a digital color file and the finished metal surface are possible. The Square Cake Cup Smoothwall Aluminum Foil Containers can therefore be developed as part of a complete visual packaging system rather than being limited to a standard disposable tray.
Yunchu is a professional manufacturer of aluminum foil food containers for bakery, catering, takeaway, retail food, and pet food applications. Our factory currently operates more than 20 production lines, covering mold development, aluminum forming, surface treatment, color finishing, lid matching, product inspection, packing, and export coordination. This integrated manufacturing system enables us to support both standard wholesale orders and customized packaging projects with stable production capacity and consistent quality control.
Over the years, our technical team has independently developed nearly 1,000 aluminum foil container models in different shapes, capacities, colors, and structural designs. This extensive product range allows customers to select from existing molds or develop new solutions based on their food application, filling equipment, sealing process, storage conditions, and branding requirements.
Our quality management and food-contact control systems are supported by ISO 9001 certification, SGS testing and certification, and documentation demonstrating compliance with applicable FDA food-contact requirements. Inspections are carried out throughout the production process, including raw-material verification, dimensional measurement, capacity testing, rim-flatness inspection, color comparison, surface-defect checks, stacking tests, lid-fit testing, sealing trials, and final packing inspection.
Yunchu Square Cake Cup Smoothwall Aluminum Foil Containers provide an efficient packaging solution for modern bakery production, dessert processing, refrigerated food, and pet food manufacturing. Their smooth-wall structure, compact 300 ml capacity, excellent thermal conductivity, and compatibility with PET lids and heat-sealing films make them suitable for baking, freezing, refrigerated display, retail packaging, and portion-controlled pet meals.
Backed by professional aluminum forming technology, multiple color options, and extensive OEM capabilities, Yunchu delivers reliable packaging solutions that help bakeries, food manufacturers, and pet food brands improve production efficiency, product presentation, storage performance, and supply chain consistency.
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Zone 2, Wanyang Science And Technology Innovation Park, No.1 Huangyong Industrial Avenue, Huanglong Village, Beijiao Town, Foshan City, Guangdong Province, China
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