Exploring the: Injection Molding Zone
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- All About ‘Cushion’
- What it means. Why it's important.
Columns Published: 4/26/2012
- Getting Good Data from DOE
- How do you know what process variables control a part’s dimensions or other properties? A properly conducted DOE is the answer—but incorrect procedure will yield useless data.
Columns Published: 3/26/2012
- Improve Profits by Graphing Injection Pressure
- Graphing is a powerful aid in optimizing the process and troubleshooting both process and machine issues.
Columns Published: 2/21/2012
- Working with Color Concentrates
- Perhaps the greatest difficulty involving the use of color concentrates is specifying them appropriately for the material to which they are being added.
Columns Published: 2/21/2012
- What to Calibrate on Your Press
- There are different approaches to meeting the goal of making parts identically. At the heart of all them is the process or the machine setup sheet. My bet would be you cannot find two that are identical.
Columns Published: 1/28/2012
- What Percentage of Barrel Capacity Should Your Shot Size Be?
- The answer combines both experience and science, and it may be one of those molding details that gets overlooked but could be stealing a chunk of your profits.
Columns Published: 11/28/2011
- Plasticating Rates: Your Profits Are at Stake
- To get the best cycle time you need the right machine, and few molders take the time to specify this critical component of the process.
Columns Published: 10/25/2011
- Calculate Shot Size Vs. Barrel Capacity
- It may seem like a dull topic, but it will overcome the emotional experience that follows when you put a new mold into a machine and you find out there is not enough barrel capacity to make a full shot.
Columns Published: 9/30/2011
- Tool Room Management: How To Lead Your Team
- Real progress in a mold shop won’t be made without a qualified and motivated “driver at the wheel” who diligently searches for, and implements, continuous-improvement solutions.
Columns Published: 8/23/2011
- Short Shots Redux
- Deliberately making a short shot permits you to do a scientific molding viscosity curve. It will also prevent you from damaging the mold by overpacking if you set shot size incorrectly.
Columns Published: 8/23/2011
