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Vacuum Forming
Design Requirements:
Traditional Male Tooling
Draft Requirement 2 to 5 Degrees
Inside of Part is the Controlled Surface
Dimensions Must Come from Mold Surface
Larger Radii Recommended
Outside Part Texture Comes from Extruded Sheet
Machine requirements:
Upper Platen for Pre-Stretch or Billow
Infrared Sensor for Sheet Core Temperature
Electronic Eye for Sag & Billow Heights
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Pressure Forming
Design Requirements:
Typical Female Molds
Draft Requirements 1/2 to 5 Degrees (texture driven)
Outside of Part is the Control Surface
Minimum Radius 1/32 Allowed
Outside Surface Can Be Selectively Textured
Undercuts are Easier Compared to Male Mold Tooling
Logos & Text Can Be Molded In
Dimensions Must Come from Mold Surface
Machine Requirements:
Upper Platen for Pre-Stretch, Billow, & Pressure Box & Plug
Assist
Sensors for Sheet Core Temperature, Sag & Billow
Locking Bayonets & Air Bags to Stop Platen
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