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Re: Mottled coaster printing
Posted: 12 Jan 2016, 11:49
by justme
Hi,
Wondering if anyone can help...
When I print my coasters, especially dark colours...they have a tendancy to come out mottled (see attached picture). I am using a cheap swing press from BMS and am printing at 190 for 60 seconds.
Would really appreciate any guidance as to what needs adjusting!

Re: Mottled coaster printing
Posted: 12 Jan 2016, 11:56
by jennywren
All black is hard to do on coaster, try taking out the moisture by pressing it for 10 secs
Re: Mottled coaster printing
Posted: 12 Jan 2016, 12:04
by justme
Thank you so much, that - and adjusting temp to 200 seem to have done the trick

Re: Mottled coaster printing
Posted: 12 Jan 2016, 16:57
by mrs maggot
might be worth remembering to "mirror" the print as well, so it prints out the right way :rolleyes:
Re: Mottled coaster printing
Posted: 12 Jan 2016, 17:04
by justme
I think I have...made me log on to check the pic though!!
Re: Mottled coaster printing
Posted: 13 Jan 2016, 12:31
by justme
[ATTACH=CONFIG]3809[/ATTACH]
OK, so I got bolder after your help (thank you!) and thought I'd try a placemat. I have done pre-pressed this and I have pressed at 200 for 75 seconds. The edges are great but the middle is faded. What do you think I need to adjust for this? Would be grateful for any help!
Re: Mottled coaster printing
Posted: 13 Jan 2016, 13:56
by mrs maggot
Pressure is not even on the press, so you have a bit of a soft spot in the middle, by the looks of it
Re: Mottled coaster printing
Posted: 13 Jan 2016, 15:56
by Andrew
You need to turn the pressure up so it is nice and firm.
Re: Mottled coaster printing
Posted: 17 Jan 2016, 16:31
by bigj2552
jennywren;108059 wrote:All black is hard to do on coaster, try taking out the moisture by pressing it for 10 secs
no its not

...absolute doddle jenny ( without any pre-press )
we do a lot of all black coasters and mouse mats.
the saying goes....trail n error and write the settings down lol