Twin Sheet Thermoforming -
Twin Sheet Thermoforming is accomplished by heating two extruded plastic sheets simultaneously and then forming and sealing or fusing these two sheets together during the thermoforming process. In many cases, the twin-sheeting process produces parts that can resemble a blow-molded or rotational molded product, but with several advantages.
Advantages and Features of Twin Sheet Thermoforming
- A two-color product option
- Ability to have 2 different material thicknesses
- A higher esthetic product because of complete tool contact of both exterior sheets
- A hollow product with a separate component trapped inside the two sheets as the part is being twin sheet thermoformed.
- Allows a parting line that varies in locations around the perimeter of the two halves
- Increased Structural Integrity and helps Rigidify otherwise weak areas
- Multiple Materials that we commonly Twin Sheet Thermoform - HIPS, ABS, TPO, HDPE, PP, TPU, & PETG
- Size capabilities range from as small as 8" x 8" to as large as 7' x 11' x 36" Depth
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Twin Sheet Plastic Thermoforming Product Gallery | ||
![]() Our Twin Sheeted Coca-Cola Bottle produced in HIPS material. This bottle stands 6 feet high, and is filled with foam for thermo-insulation. Injection Foam Filling of our Twin Sheeted thermoformed components is another unique ability we have. |
Tanning Beds ABS Plastic Shroud and Base Covers 6' x 6' with many installed threaded nut-serts
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![]() This storage Hut Door is twinsheeted ABS with our in-mold triming process. The door stands 6 1/2 feet tall x 4 feet wide. |
HDPE Plastic Living Hinge
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Door-In-A-Door Refrigerator Door - ABS w/Centrex Twin Sheet Formed w/Inmold Trim, Before two halves are fused together a robot inserts an injection molded hinge, part is foam filled and has multiple sub assemblies |
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Projection TV Back Covers - HIPS W/multiple sub assemblies and actuated undercut handles |
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Semi Wall Panels - ABS ABS Twin Sheet Wall Panels with in-mold Triming, and injection foam filled |
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Mobile Air Compressor - TPO 4 TPO Twinsheet Parts, All panels have multiple hardware assemblies |
Exercise Stepper Back Cover - HIPS |
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For further understanding of the thermoforming and twin sheet processes, please reference the "Forming Capabilities" section of our web site.







