Southwest

New Plastics Replace Metal

Conductive Compound Ends Aluminum Casting New, high-pressure aluminum compressed gas cylinders are finished in ... read more »

Heat-Resistant Compression Molded Plastic Parts

The Thermoset family of plastic materials harden and cure in the molding process as the molecules actually crosslink in ... read more »
Featured Campaign
Southwest Plastics is looking to acquire other plastic injection molding companies. If your company is interested, send us a note... read more »

Leaders in Custom Plastic Injection Molding

Southwest Plastics helps keep manufacturing in California

For many years a growing number of manufacturers needing custom injection plastic molded parts looked to China for all their plastic needs. Southwest Plastics located in Glendora CA near Los Angeles has the knowledge, experience and equipment to create procession part using Plastis Injection Molding, Compression Molding, and Transfer Molding at a great value.

Here are eight good reasons to manufacture in Los Angeles, California:

But… Sometimes it is best to manufacture in China or Asia,

Southwest Plastics has developed partnerships with precision plastic manufacturers so that you can successfully facilitate your work there,
reducing cost and risk.


Specializing in custom injection molding, thermoplastic molding and custom compression molding, Southwest Plastics, located in Glendora California, has served thousands of customers in the United States and worldwide. We are an ideal vendor for all your parts that are precision plastic injection molded.

Southwest plastics deliver precision components on time and to specification. Our experienced team delivers a high level of customer care to clients of all sizes. Southwest Plastics is ISO 9001:2000-qualified in the areas of plastic injection molding, plastic injection compression molding, and plastic transfer molding.