There are two main plate types are being used in printing. They are steel and photopolymer.
Steel platesSteel plates can be divided into two main categories.
Thick steel platesThese are old fashioned and use in pad printing. Steel plates are tempered and machined flat before to acid etching. Advantages of using thick steel plates are most durable, can effectively screen, can be reused, give a good quality image as a result.
Thin steel platesThin steel plates are used for small to medium productions. They are easy to etch and give a good print. They cost lower than the thick steel plates. Advantages of thin steel plates are low cost, less easily to damaged, more durable.
Photopolymer platesThere are three main types of photopolymer plates.
Double exposureDouble exposure plates are available in several materials. An exposure unit needs to expose the plate and require using a line screen. You can buy these plates both in alcohol or water-based development.
Single exposureThis provides very thin photopolymer coatings. Single exposure photopolymer plate can be etched to a 0.001” depth and need a single exposure.
Laser EtchedThese plates are used with a rapid fire laser etcher to produce plates. They are similar to conventional double exposure plates.
So these are the plate types that you can use in printing. You can find a good dealer in plates for your press. http://printerschoiceinc.com/" data-type="external" data-reactid=".0.$SITE_ROOT.$desktop_siteRoot.$PAGES_CONTAINER.1.1.$SITE_PAGES.$bgosw.1.$comp-izxxl67c.0.0.$child.$0.1.$1.$5.$0.0.g.1.0">Find a good custom printing services Bohemia and buy the plates that you want.
Before Buy An Offset Machine
Offset printing is also known as offset lithography. The images on metal plates are offset to rubber blankets or rollers and then get the print. When you buy an offset printer you have so many factors to concern.
Machine capacityBefore you buy an offset machine you should know about how much prints that it can make during a specific time period.
Printing qualityIf your print quality is low then the customers are dissatisfied. So you should produce your prints in a best quality. To produce a good print you would better to buy a laser or an offset machine.
Printing featuresThere are three kinds of printing machines and they are manual, semi-automatic and programmable. So if you have a big press then you can buy a programmable printing machine.
Machine manufacturesYou can buy an offset printing machine from a reputed company which has at least a ISO certificate. And also find about the branches that they have in your area. Because when there is something wrong in the machine or if you want to buy printer spare parts to repair your machine you can go directly to them. And also they have the http://printerschoiceinc.com/used-equipment/" data-type="external" data-reactid=".0.$SITE_ROOT.$desktop_siteRoot.$PAGES_CONTAINER.1.1.$SITE_PAGES.$bgosw.1.$comp-izxxl67c.0.0.$child.$0.1.$1.$5.$0.0.s.1.0">genuine printer spare parts to sell you.
So these are the few tips that you can think before buying an offset machine.
Now you have a rough idea about the printer plates and what to think before buying an offset machine. So buy the best and be the best.
Source : https://printingequipment.wixsite.com/blog/single-post/2017/03/13/Plates-Types-And-Custom-Printing-Services-Bohemia