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have you tried running on automatic, but on dry cycle (not injecting) and make the mould open 50mm less ( if the mould allows it). I had a similar issue with a cheap machine. The machine just wasn´t...

We have a FLIR too. For us it works great.

Ejection temperature, mass temperature, mould tempereature, you can even diagnose blocked circuits. Although you have to be carefull when reading mould...

Exactly. Toshibas, Haitians, and welltecs work this way. Even some Lien Yu. Although there is a problem with this setting with our toshibas. Let say for example you have a 1 second shot, 3 second...

Here´s mine:

Hidraulic: Arburg, Haitian, Welltec, Engel
Electric: Toshiba, Fanuc Roboshot
2K: Arburg, haitian



Fanuc machines are ok, but we have continious problems with their display,...

Do you have the panel with black background and colored letters, or is it the new Selogicas with touchscreen?

A quick Update on this Topic.

For anything outside clear materials, i`ve been using Dynapurge M and so far it works great for our needs, I improved the method (backpressure, rpms, and fans/short...

Thank you all for the responses!

@3NGLENN1889. I`m trying to get a sample of the ASACLEAN. I hope to have it bynext week. I hope it doesn`t work, because i would have to import it directly,...

Thanks Rick for your feedback.

My coworker already tried with PDQ on transparent Polymers, The first thing the sales agent said was, drop the whole bag into the feeding throat. My coworker droped...

Hello guys, this time i`ve been working with purging agents to improve changeover times.

So far excelent result with almost every material, but i`m still missing something with transparent...

First thing. What do you mean exactly with contamination.

We have 3 Roboshots. We have various ways to stop the machine when there is a blockage.

The first one is to have the max press set at...

Is it an electric or hidraulic machine?

I saw the same effect, and it was trouble with the screw check valve. We solved the problem with a feature that the electric machine offered. When the...

Also don´t forget if you are using regrind.

Are you using regrind and how much of it?

Thanks Jaydub for the Reply!

I´m going to take a look at what you mention!

Thanks Rickbatey.

I supposed it had to do with residence, time, that´s why I made a trial with variuos screw sizes, from 30mm (shot/diam Ratio of 4.1 - Short residence time up to 55mm shot/diam...

OK, thank you all for your responses, i´m gonna try to answer them all.

"I'll assume your process reflects the material data sheet, 240 is on the low side for the ABS I run."
I`ve tried going...

Hi.

This time i´m having trouble working with some articles and ABS polymer. I don´t know why, with some articles, the material is leaving some kind of residue in the mould, it´s a white-greenish...

Thank you for all your responses.

I`ve found that if I modify the amount of a lubricant that is used in the color, it actually got better. a lot better. And the thing that solved the problem was...

Thank you for your answer. I`ve already checked the status of the barrel heats, they are ok. The machine is electric so it measures torque. Something i`ve noticed is that when charge times go up, the...

Hello. I was watching your curve and the first thing that came inton my mind was, ( are the curves using the same scale? set and real). do you have any info on the type of valves on your machine? I...

Hello.

I´ve had this same problem before. Did you check the switching point? do a partial fill of the part to se how much are you filling before aplying the holding pressure. Also try increasing...

Hello. It´s good to see a community around the "fantastic" world of plastics.

I´ve been dealing with a problem, but i´m all out of ideas. we have various brands of injection molding machines, one...