KNOW-HOW - INJECTION MOLDING

Injection Molding

Injection Molding: Time for Another Look at Non-Return Valves

First and foremost, they must seal properly, and check valves with stepped angles or radiused seats perform the best.
#bestpractices #scientificmolding

Injection Molding

Clamp Tonnage: More Is Better...Right?

Determining the correct tonnage provides a foundation that must be rock-solid to avoid flash and damage. But applying excessive force can create problems with the part, mold, and machine.
#bestpractices #processingtips #scientificmolding

Injection Molding

How to Duplicate a Process From Press to Press

To adopt the right approach you must distinguish between machine and plastic parameters.
#bestpractices #processingtips #scientificmolding

Injection Know How

Bozzelli Offers At-the-Press Injection Molding Training

Scientific molding guru John Bozzelli walked a sold-out class through the basics of scientific injection molding at Molding 2017.
#business

Injection Know How

How to Pick, Remove, and Replace a Nozzle Tip

This small component can cause big problems. Here’s my procedure for picking and replacing yours.
#bestpractices #processingtips #scientificmolding

All Electric & Hybrid Machines

15 Things to Know About Servo-Driven Injection Machines

Drive technology for injection molding machines has been continuously evolving, and servo motors have become widely used in a variety of roles. Here’s what molders need to know about today’s servo drives in terms of cost, performance, maintenance, and training.
#business #bestpractices #processingtips

Injection Know How

A Simpler Way to Calculate Shot Size vs. Barrel Capacity

Let’s take another look at this seemingly dull but oh-so-crucial topic.
#bestpractices #processingtips #scientificmolding

Testing

Analyze Moisture Before Processing

If you want a stable process and parts that function properly, you must monitor the water content of the resin before molding.
#bestpractices #processingtips #scientificmolding

Materials Know How

Plastics Technology’s Most Popular Know How Columns in 2016

Temperature, pressure and time ultimately dictate plastics processing so it’s not surprising that Know How columns from industry experts on these topics are consistently among the most popular on our site.