Author Archives: Information and Sales

Plastic Thermoforming

Plastic Thermoforming: Vacuum vs. Pressure vs. Twin Sheet

January 26, 2021 43 views

Vacuum forming, pressure forming, and twin sheet forming are plastic thermoforming services that create strong, lightweight parts without the porosity,…

rotomolded cooler manufacturer | benefits of rotational molding | reinforcing ribs

Rotomolded Cooler Manufacturer Case Study

December 21, 2020 154 views

Are you looking for a rotomolded cooler manufacturer? Then consider this case study from Gregstrom Corporation, a rotational molder with…

Material Handling | Rotational Molding Plastic Tanks

Why Material Handling Needs Rotational Molding

November 19, 2020 252 views

Material handling uses rotomolded products for the movement, protection, and storage of materials. Rotational molding, a plastics production process, can…

Rotational Molding Materials

Rotational Molding Materials: LLDPE vs. HDPE

October 26, 2020 470 views

LLDPE and HDPE are both used as rotational molding materials. These polymers are similar but not the same. Learn about…

Rotational Molding Near Boston | Rotational Molding Company

Rotational Molding Near Boston, Massachusetts

September 28, 2020 497 views

Are you looking for rotational molding services near Boston, Massachusetts? Do you need a plastics manufacturer that provides design assistance,…

Plastic Contract Manufacturing Company

Plastic Contract Manufacturing Near Boston, Massachusetts

August 26, 2020 716 views

Do you need plastic contract manufacturing near Boston, Massachusetts? Ask Gregstrom for rotational molding, thermoforming, and value-added services.

Rotational Molding Services | Undercuts

Undercuts in Plastic Molding: How to Reduce Costs and Complexity

July 28, 2020 829 views

Undercuts in plastic molding can be used to create part features such as screw threads, locking tabs, or slots for…

trimming

Trimming Rotomolded Parts

June 29, 2020 1127 views

Trimming is a finishing operation that removes excess plastic so that rotomolded parts fit correctly and work properly. Learn about…

rotomolded cooler manufacturer | benefits of rotational molding | reinforcing ribs

Reinforcing Ribs for Rotomolded Parts

May 26, 2020 1374 views

Reinforcing ribs for rotomolded parts help keep nominal wall thickness to a minimum. That’s important because thicker walls in plastic…

Ventilator Thermoforming

Ventilator Thermoforming and COVID-19

April 13, 2020 1617 views

The shortage of ventilators during the COVID-19 crisis has focused popular attention on these mechanical breathing machines. According to the…

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