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check out your grease lube alarms... had this problem and found the problem was in the auto lube.. kbarz

check vacuum system at the reversing cyl,,make sure vacuum pads are not sucking air, and the ones if any that are not in use are turned off.. could be a slip in vacuum.. kbarz

may want to check and make sure your stock is same size ,gripper to tail,, anything over or under 1mm can cause you grief.to small you drop sheets ,to big you tear sheets.. kbarz

as stated before,, would let fellow printers updated on coin reactive ink problem.. we shook the tree so to speak, now we are going to have full blown test done on press.. ink company blames ,water mix ,,water mix people blame ink,, both wonder if its the blankets...very tangent,,,, but behind...

kind of embarrassed to ask this question after being a pressman for 40 years, but some of the things we don't talk about in my work place is THE INKS... I know some of the basic's of offset ink, but always want to learn more, could some of fellow lithographers explain why we mill our inks , what...

tried to talk my boss into going back to the basics in offset printing ,,, but nooooooooooooo... we ran with no problems until we were forced by headquarters to use some off the wall plate.. we were using Fuji withy no problems.. we went trough all that you suggest , but plate manufacture wants...

if printing 4 up on gripper edge then moving to the tail end the last 4 images from the 12 up form, the plate is visually weaker than the others. This was on man Roland 300 coin on first station, but this also happens on 40 inch 700 Roland,, trying to print with .004 total plate and blanket...

having problem with coin reactive in.. after about 6000 sheets the back row of the plate goes blind, makes no difference if it is 6,9,12,16 up on sheet, the back row goes blind .. we are not baking or plates in an oven,( will this help)... normal blankets,0.78 bottcher, ro water with bottcher...

thanks for the reply's.. all info is welcomed, just trying to do the best with what I have to work with.. kbarz

running man Roland 700 40 inch 6/c with tower coater. Using superior uv inks ,0.16 c1s Everest stock.. interdeck in between last printing unit and coater, then lamps at the end. basic printing pharmaceutical cartons.. on uv inks is there an average dot gain % that is universal.. I know less is...

just wanting to know what the rest of the printing trade thinks of taking a temp reading on every load of backside uncoated 3 light coverage stock. running no heater on a extended delivery, small loads..

we have hired a new pressroom manager. after using bottcher blankets that are uv and conventional friendly , he wants us to use uv blankets that are 4 years old rest them... which means he wants us to soak the canvas side of the blankets with a uv solution which will swell the blankets up and...

been working for this company for 38 years, was sold to another company called clondakin.. same customer's same pricing, same machines , but different Q,A team. we are printing or trying to print with zero defects.. we are throwing away thousands of cartons with a flaw as small as 1mm...

if i ever saw my 2nd pressman pour water on top of ink in a can, i would have to have that stopped right then and there.. this can and will create bad habits, and i am in charge of my crew,press, and materials that make the printing process work,, because water in the ink fountain will cause...

alcohol is very offset press freindly, but we here in u.s.a in larger shops must use alcohol subs which makes printing harder to control.. both types will work ,,alcohol the better of the two.. i have been alcohol free for20 plus years,so i find it to be just another day at the shop.. and both...

gordo,, was just funning around on the morie ,,we changed to the round dot about 2 yeras ago and we have had a morie ever since, tryed to explaine to managers that the screen angles must be right for the round dot to not get the morie.. so i just threw in the used blankets( which i think is...

ESI is the companys name, they didnt say anything about rejuvenating only blankets for uv .my boss is thinking any blanket,any kind of defect this ESI company can fix.. now i run 40inch roland with tower coater and u v when job calls for it.. this press prints on the bearer,now this blanket has...

looking into trying to let this company rejuvenate some mashed, rubber pulled out of the blanket..my question has anyone got this desperate to try this and if so what was the results..my boss says we must cut costs. so he thinks this will work.this 36 yr pressman is very skeptacle . any feed...

kwikford, if yuo are running a 5,6,7 color press, if you have any open units in front of the 4cp use them to help remove paper dust. and if you just installed a new grain roller in your cyan unit this can cause the cyan to look grainey or mottley, and i have seen the grain rollor lose its fibers...

in my career as a press operator on mulit color machines , i have forund that the correct torque on an offset press thast prints on the bearers is a pretty important thing to do , if you are going to print a good looking sheet that is repoduceing screens of all colors, but if you just want to...