Flexible Packaging Supplies: Seal Bars and Gaskets
Silicone Coated Seal Jaws provide an effective solution for sealing package inconsistencies caused by food contamination, thick or multiple layers of film, product dust or particulate.
The partnership of a rigid, metal surface together with a compliant, silicone tool is an ideal combination for Flexible Packaging (Horizontal and Vertical). This attribute combined with the thermal conductivity of United Silicone’s formulations opens your process window resulting in consistent seal integrity, reduced scrap, improved throughput, and line efficiencies.

Silicone Seal Bars / Gaskets:
- Non-Stick Properties
- Direct-Bond Teflon®
- Excellent Silicone-to-Metal Bond
- Thermally Conductive
- Heat Tolerant to 600F
- FDA & 3A Formulations
- Standard & Custom Sizes
- Smooth & Textured Surfaces
| Feature |
Benefit |
| Compliance/Flexible |
Conforms to Part & Thickness Variations –Zippers, Multi-Layer Films, Etc… |
| Silicone-to-Metal Bond |
Enables Mechanical Machine Attachment Eliminating Adhesives/Glues |
| Surface Ground |
Maintains a High Level of Flatness Tolerance |
| Custom Molded |
Ready-To Use; Eliminates Machining of Sheet Stock |
| Non-Stick Properties |
Easy Release of Films; May Eliminate Application of Teflon Tape |
| Direct-Bond Teflon® |
Teflon® is Chemically Attached to Silicone |
| Crowned Designs |
Eliminates Appearance of Air Pockets; Ideal for Long Seal Bars |
| Quick-Change Mounting Systems |
Magnetic & Dovetail Designs Provide Fast/Easy Installation |
| FDA & 3A Dairy Certified |
Approved for Direct Food Contact Applications |
Download the Flexible Packaging PDF Brochure
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Contact A United Silicone Flexible Packaging Specalist
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