Looking for start-up help for MIM Injection Molding. We are currently looking a MIM molding for a current customer that we do injection molding for. Looking for any and all information from anyone...
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Looking for start-up help for MIM Injection Molding. We are currently looking a MIM molding for a current customer that we do injection molding for. Looking for any and all information from anyone...
Looking for someone that has experience with Low Pressure Molding and LPM Machines. In the process of quoting a new project and I have no experience with LPM. Is quoting cycle time the same as with...
Looking for some feedback, good or bad, about Microplas Vertical Injection Machines. We are looking at purchasing a couple new vertical (100T) molding machines and I would like some feedback from...
Looking for some help with a color issue that I have not seen before. We have a product that is molded from KingFa PA6-60GF. We have 6 colors for this part. I am having an issue with Yellow and Pink...
I use a calculator that I downloaded from Reiloy USA. I made a modification to it so it is all in grams. I am working on another that is in ccm.
Just found out that the company I am working for uses a totally diferent method for calculating the percent of shot volume used.
There mothod is based on stroke: (srew stoke for part -...
I was wondering if there anyone out there that does ISBM? Wondering what methods are used to qualify the tooling and process. Wondering what scientific methods are used.
Are there any medical molders in this group? We are currently going through an audit in our Dominican Republic factory to get our Certification for ISO13485. I have worked in Medical Molding for many...
I am curious as to what are the thoughts on piping for a plant water supply, Galvanized Pipe or Plastic Pipe. We are getting ready to install a closed looped system in one of factories that currently...
We have a project the will run Zytel PA66 101L, the customer is asking to boil the parts at 80c for 8 hours. Has anyone had experience doing this? I know that nylon will stop absorbing moisture once...
We have Ferromatik/Milacron and Milacron/Elktra machines (650T / 80mm) that we have to use 8mm to 10mm decompress to get a consistent cushion. Running PP. SAN and GPPS.
nemanja,
Try performing a Tact Temperature study (see attached spreadsheet), this will find the best feed zone temperature which will give you the shortest recovery time. I have used this many...
There are many conveyor companies that make part/runner separators. Just google "part and runner separators.
http://www.mbconveyors.com/eng_n_cpst.asp
I would agree with Chrispocess in regards to sending your designs, but not on the quality aspect. the key is to come yourself or have someone come and explain in detail what your standards for the...
I was wondering if there is a standard for the percent change in the MFR of a given resin after molding?
Some time ago I had presented the same question to Andy Routsis on his Blog site. Here is his response. This is the method we currently use until we get a Laser System.
We have looked into Hamer Laser Systems since we have over 260 machines to do annual PM's on. The system is easy to set-up and use. You can check level, check parallelism and platen flatness with the...
Here is a link to the first part of this article. See if this helps to explain.
Go to Reiloy's website. They have a lot of good information about screws and barrels. I have attached a file for spec's on screw and barrel wear.
brentb,
Doing this mostly for ease of change. And yes I am referring to replaceable tip nozzles.
geneiusxie,
I live and work in China (8 years) and have good sources for LSR and thermoplastic injection tooling. Let me know if you would like contact information. I would also be able to over...
We are currently in the process of changing out our one piece nozzles with two piece nozzles. I was wondering if there is a standard tolerance for mismatch between the nozzle body flow channel and...
I have been doing tests recently with various brands. My best results so far have been with Purgex. Base my testing on a Hot Runner Valve Gated tool. The trials are with Black ABS to White ABS in a...
Josue,
You can do a Check Ring Repeatability test based on shot weight. Set up your process to run a decoupled II process and remove the pack and hold time and pressure (I add the time removed to...
The company I am working for is starting to phase out old machines with new Wittmann/Battenfelds. The machines were spec'd with Xaloy MeltPro Screws with the Z-Mixer. We run a lot of PP, ABS and...