Technical Toolbox
The Technical Toolbox is a handy resource for anyone that deals with injection molded plastic parts. From SPI Tooling specifications and Glossary of Terms to Plastics 101 Training and Press-size calculator, this is a page that you'll want to bookmark for your future use. Your co-workers will think you're so smart—we promise not to tell them!
Glossary of terms
This glossary provides definitions of terms that are unique to the injection molding industry. Click Here
Plastic Resin Data
The process of resin selection is not easy. This is a broad review of some of the most common resins available. Click Here
Rule of Thumb Values
The following table consists of tonnage requirements, vent depths and range of shrinkage etc.
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SPI CLASSIFICATION
The following classifications are guidelines to be used in obtaining quotations and placing orders ...
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Basic Conversions
Everything you need to know to calculate injection molding shot size, press tonnage and shrink.
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Specific Volume Conversion
Let us do the calculating for you. You will need this information for the Basic Conversions and Calculations formulas.
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Basic Area Calculations
These simple calculations can help you estimate the area of any plastic component.
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Plastics 101 Seminar
After talking to a number of our customers, C&J Industries realized that there is very little basic injection molding training available for Buyers, Designers, Engineers and Quality personnel. That's how Plastics 101 was born and now hundreds of our customers have benefited. Now you can too.
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