After recently hearing about an on the job injury I decided to post an entry on safety procedures and their importance. My Thoughts Whenever you are servicing a mold be sure to move back the injection unit from the clamping unit. Pressure can build up in the barrel when the nozzle is in contact with […]
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Routsis Training
Avoid Oversizing Your Micro-Molding Machines…
I was recently asked to determine if a specific machine is adequately sized for a specific job… The Situation The machine was 40 tons with a 1.5 oz barrel. The part requires less than 5 tons with a 0.1 oz shot size. My Response The machine is much to large for molding a single cavity. The mold […]
On-The-Job Training…
I was asked this question late last week… John How should I approach on-the-job training? My Response The best approach to on-the-job training is to structure the training and combine it with other forms of training. Let’s assume you wanted to teach someone how to measure melt temperature, but you also want them to ensure they […]
Using the Correct Cleaning Solutions…
Situation: I was recently at a molding facility with relatively new molding machines, but the safety window was all hazy, and the paint is already dulled. When I asked around, it turns out the technicians were using mold cleaner to clean the machines including the safety glass. Cause: The technicians did not realize that the solution used […]
Safely Removing Stuck Runners…
Last week, while at a molding facility, I had to instruct a molder on the safe way to remove a stuck runner… Situation When touring the plant, I witnessed a machine operator removing opening the door, reaching in with his bare hand, and pull a stuck sprue from the bushing. Problem This action by itself […]