This blog introduces screw terminology which is a precursor for more blog coming in the pipeline. The basics of screw are covered in a short video.
Category: Injection Molding
Shot Size Calculation – Metric Units (Outside USA)
In this blog, we are using step by step approach to shot size calculation using metric units. This is the most sort out calculation in the molding industry.
Shot Size Calculation – Imperial Units (USA)
In this blog, we are using step by step approach to shot size calculation using imperial units. This is the most sort out calculation in the molding industry.
Plasticizing Calculation
In this blog we discuss the plasticizing calculation and explanation of the molding cycle. Discussion includes both Imperial and metric calculation.
Still MFI?
This blog discusses the drawbacks of picking a material purely on MFI. Shows the real world data with Therma-flo results which will be a better way to pick a material on flow properties.
Residence time calculation
This blog takes you step by step of residence calculation and explores two different methods. Also download the density chart for calculation here below.
Why predicted ΔP ≠ actual ΔP?
Sometimes the actual pressure drop is much higher than predicted pressure drop. This blog explains this dilemma and give some ways to over come the issue with Therma-flo. Probably you haven’t seen this discussion anywhere […]
What..? Core shift?
What is core shift? This blog digs deeper on the core shift causes and remedy. Very hard to get complete explanation on the solution, this blog explains in simple steps.
Multi-layer Technology – Explained
This blog introduces to multi-layer technology benefits including the barrier, circular economy and comparison to thermoforming. This is a first introduction to advanced technologies in co-injection process. More information available in the link below. http://www.breakthroughpackaging.com
Material Dryer Calculation – Metric Units (Outside USA)
This blog explains the bulk density and step by step dryer calculation in metric units. You will know how to order a dryer after watching this video blog.
Material Dryer Calculation- ImPerial Units (USA)
This blog explains the bulk density and step by step dryer calculation in imperial units. You will know how to order a dryer after watching this video blog.
Clamp Force Calculation – Metric Units (Outside USA)
Metric units hand calculation of how much clamp force needed for a cold runner and a hot runner mold explained in this blog. Download clamp force for various plastics file below.
Clamp Force Calculation- Imperial Units (USA)
Imperial units hand calculation of how much clamp force needed for a cold runner and a hot runner mold explained in this blog. Download clamp force for various plastics file below.