Black Thermoforming Packaging Film is a multilayer film for thermoformed food packaging requiring a controlled black appearance. Its structure combines thermoformable polymer layers, a black-colored layer, and a heat-sealing layer. Surlyn-based sealing structures are available for applications requiring compatible sealing performance.
Film thickness, width, layer construction, forming depth, and sealing compatibility are specified according to the package design and production process. Barrier layers can be incorporated when the package requires controlled oxygen or moisture transmission.
Key Advantages
Controlled Black Color
The black layer provides a defined dark appearance across the film surface and formed package. Color requirements can be established as part of the approved film specification.
Forming Control
The multilayer structure supports thermoforming around specified package contours. Film thickness and layer construction are selected according to forming depth and package geometry.
Heat-Sealing Performance
The sealing layer is matched to the mating web and required sealing process. Seal conditions are established according to temperature, pressure, dwell time, and substrate combination.
Structure Flexibility
Layer construction can be specified for different forming, sealing, mechanical, and barrier requirements while maintaining the required black appearance.
Material & Construction
Multilayer Structure
The film uses coextruded polymer layers to combine forming, appearance, and sealing functions within one structure. Layer composition is specified according to the intended application.
Black-Colored Layer
A controlled pigment system provides the required black appearance within the multilayer construction. Color consistency is included in the finished-film specification.
Surlyn-Based Sealing Layer
A Surlyn-based sealing layer can be incorporated when the sealing material, mating web, and processing conditions require this structure.
Barrier Layer
An oxygen or moisture barrier layer can be added when required by the packaging specification. Barrier selection is based on product characteristics and package requirements.
Technical Specifications
|
Parameter |
Specification |
|
Product Type |
Black Thermoforming Packaging Film |
|
Structure |
Multilayer coextruded film |
|
Color |
Black |
|
Typical Thickness |
80 / 100 / 125 / 150 μm |
|
Width |
Customized |
|
Forming Process |
Thermoforming |
|
Sealing Layer |
Heat-sealing polymer |
|
Surlyn-Based Layer |
Available by structure |
|
Barrier Layer |
Available by structure |
|
Roll Configuration |
Customized |
|
Application |
Food thermoforming packaging |
Thermoforming Applications
Meat Packaging
The film can be specified for thermoformed meat packages requiring a black appearance, controlled forming, and heat sealing.
Seafood Packaging
Suitable for selected seafood formats where package presentation, forming depth, and sealing compatibility are part of the film specification.
Cheese & Deli Foods
Applicable to selected cheese, sliced food, and prepared-food packages requiring a formed black film structure.
Custom Food Formats
The film structure can be specified according to package dimensions, forming depth, sealing substrate, barrier requirements, and required roll configuration.
Film Selection Guide
Standard Forming
Select thickness according to package dimensions, forming depth, and the required formed-wall distribution.
Deeper Forming
For deeper packages, evaluate thickness, layer structure, heating conditions, forming depth, and material distribution after forming.
Barrier Packaging
Define the required oxygen or moisture control before confirming the final multilayer structure.
Black Appearance
Specify the required black shade, surface appearance, and color consistency as part of the approved material specification.
Processing Considerations
Forming Conditions
Heating profile, forming temperature, package geometry, and forming depth affect material distribution. Process trials should establish the working conditions for the selected film structure.
Sealing Conditions
Seal temperature, pressure, and dwell time should be matched to the sealing layer and mating web. The complete material combination should be evaluated before production release.
Roll Specifications
Film width, core size, winding direction, roll diameter, and roll length should be confirmed according to the packaging process and material-handling requirements.
Quality Control
Appearance Inspection
Black color uniformity, surface condition, and visible film defects are checked against the approved film specification.
Thickness & Width
Film thickness and width are controlled during production to maintain dimensional consistency between production batches.
Seal Performance
Heat-seal performance is evaluated according to the specified sealing structure and mating material.
Batch Traceability
Production records are maintained against film specifications and batch information to support quality review and repeat production.
Procurement Information
For quotation and sample evaluation, provide film thickness, width, package dimensions, forming depth, mating web material, barrier requirements, and roll configuration.
For repeat purchasing, use the approved film structure, dimensional specification, sealing layer, roll configuration, and quality requirements as the purchasing reference. This provides a consistent specification for subsequent production orders.
FAQ
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