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Semi-Custom Clamshells

Think of it mathematically: an existing mold base plus your custom cavity equals a semi-custom clamshell—delivering custom performance at a more economical cost.

 

Standard Mold Base + Custom Cavity = Semi-Custom

See How Semi-Custom Clamshells Save You Time and Money

Developed by VisiPak, (another Sinclair & Rush Company) the innovative Eco-Shell™ Semi-Custom clamshell program is designed to save you time and money while delivering a packaging clamshell customized to your specific product.

  • Save on design time and tooling costs by utilizing an existing mold base
  • Mold bases accept custom-designed cavities

How to Specify a Clamshell

Sealing Options

Need Graphic Inserts?

Can’t find what you need? 1-800-949-1141

Stock Mold Base Program

THICKNESS
(1-3 possible options)
Mold Base # Overall Length Overall Width Length Width Depth Area Length Area Width
70 5.063 2.063 Customize Your Cavity 3.938 1.719 0.015    
90 6.000 2.312 Customize Your Cavity 4.900 1.812 0.015    
120 4.806 1.938 Customize Your Cavity 3.660 1.400 0.015    
150 6.125 3.125 Customize Your Cavity 4.937 2.562 0.010 0.012  
160 5.969 3.875 Customize Your Cavity 4.875 3.469 0.0225    
175 5.687 4.062 Customize Your Cavity 4.605 3.660 0.015    
230 7.535 3.680 Customize Your Cavity 6.473 3.118 0.019    
250 7.437 3.625 Customize Your Cavity 6.437 3.140 0.015 0.020  
260 8.000 3.438 Customize Your Cavity 6.937 2.968 0.015    
275 7.000 5.000 Customize Your Cavity 5.750 4.343 0.015 0.020  
290 9.062 4.375 Customize Your Cavity 7.937 3.812 0.015 0.020  
310 9.500 4.975 Customize Your Cavity 8.438 4.513 0.015 0.019  
350 6.562 7.625 Customize Your Cavity 5.406 7.125 0.015 0.0175  
360 9.750 3.562 Customize Your Cavity 8.500 3.083 0.015 0.0175 0.020
390 8.375 3.875 Customize Your Cavity 7.890 3.264 0.015 0.020  
450 8.250 4.938 Customize Your Cavity 7.125 4.343 0.015 0.020  
470 9.875 7.650 Customize Your Cavity 8.838 7.088 0.020    
480 10.000 3.375 Customize Your Cavity 8.938 2.938 0.025    
490 10.150 4.563 Customize Your Cavity 9.000 4.125 0.025    
550 10.938 5.250 Customize Your Cavity 9.625 4.590 0.015 0.0175 0.020
560 10.250 6.750 Customize Your Cavity 9.188 6.188 0.020    
575 10.938 6.875 Customize Your Cavity 9.781 6.281 0.015 0.020 0.024
580 11.840 5.515 Customize Your Cavity 10.781 5.063 0.020    
590 11.800 3.450 Customize Your Cavity 10.750 2.906 0.025    
650 14.500 5.250 Customize Your Cavity 13.190 4.600 0.015 0.0175 0.020
660 13.000 6.188 Customize Your Cavity 11.750 5.563 0.020    
750 9.500 7.250 Customize Your Cavity 8.250 6.688 0.015 0.020  
800 5.625 6.000 Customize Your Cavity 4.460 5.460 0.015    
950 11.000 9.375 Customize Your Cavity 9.375 8.625 0.024    
1150 12.125 12.125 Customize Your Cavity 10.875 11.500 0.0175    
1850 18.750 8.160 Customize Your Cavity N/A N/A 0.0225    
  • All dimensions are approximate. Manufacturing tolerances are available upon request.

View stock clamshells made from Mold Bases by clicking the red Mold Base Number in the chart above. (Note: not available on all Mold Bases.)

National Manufacturing Locations

As part of the Sinclair & Rush family of companies, we have thermoforming operations centrally located in St. Louis, Missouri and on the west coast in Portland, Oregon. Our product lines are available nationwide, supported by custom solutions manufactured at each of our locations.