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<a href="http://www.officilairmax.com">Clicking Here</a> <a href="http://www.officilairmax.com">Get the Facts</a> <a href="http://www.chaussureairmaxshopfr.com">Nike Air Max</a> <a href="http://www.footlockershop.com">Nike Air Max</a> <a href="http://www.officielairjordansfr.com/">Air Jordan</a> <a href="http://www.officieelairmaxshop.com">Nike Max</a> <a href="http://www.officielleairmaxfr.com">air max</a> The best way to Make Rubber Stamps - Comparing Procedures of Manufacture
The traditional red rubber stamp that everyone is familiar with will have already been manufactured inside a vulcanizing press. The initial rubber stamp vulcanizing press was patented in 1890 by Charles Schultze in New Orleans USA. Vulcanizing is these days one of by far the most expense powerful strategies of generating rubber stamps for mass produced stamps. Every batch of stamps is developed utilizing a mould. This system of manufacture is additional suited to stamp making where exactly the same moulds are used more than and over once again. Creating custom created stamps having a vulcanizing press requiring 'once only' moulds will drive the price of manufacture up significantly.
Making the mould - prior to a mould may be produced it's essential to have a master plate manufactured from metal or polymer, the master plate has the vital relief (the artwork is raised) to produce an impression in the mould. Getting a master plate produced every time a mould is <a href="http://www.cheapnfljerseyspromall.com">Cheap Nike Jerseys</a> needed is what drives up the cost of manufacture for vulcanized stamps. Pressing the master plate into a Matrix board creates the mould that may accept the rubber. Heat and pressure is applied towards the master plate and matrix board inside a Vulcanizing press. The Matrix follows the shape in the relief supplied by the master plate, this then hardens on cooling.
Generating Rubber Stamps - Making stamps is usually a straightforward method once the mould is made. Raw rubber stamp gum is placed on leading with the mould after which placed inside the stamp press. Hydraulic pressure is placed upon the rubber along with the mould from inside the stamp press causing the rubber to melt in to the areas from the mould that contain the images and text, curing and hardening takes about 10 minutes. The moment cured the sheet of rubber is pulled away from the mould and cut up into person stamps to be affixed to mounts.
Cost of a vulcanizing method is approximately $12,000 AUD
Advantages - Low cost of production for mass created stamps, good ink transfer.
Disadvantages - Price of creating master plates and moulds for custom made stamps.
<b>Laser Engraved Rubber Stamps</b>
The standard raw rubber used for vulcanizing stamp dies is quite unacceptable for the production of laser stamp dies, the laser approach needs a really even thickness and blemish cost-free surface to create an acceptable printed image from a stamp die. The rubber have to also be subjected to a distinct curing methodprior to it can be exposed for the elevated temperature of a laser beam.
The depth from the engraving is determined by the laser speed, its wattage and also the density of the rubber. By way of example, a 50 or 100W engraver will engrave the rubber deeper and more quickly than a 25W machine, which may possibly demand a second pass to reach a comparable outcome. Commonly supplied in an A4 size sheet type, a great excellent laser rubber is expected for engraving stamp dies and have to also have suitable compression strength and ink transfer properties.
To help the engraving process, it is essential to remove the excess dust which is continuously developed by the laser cutting action with an effective exhaust filtration method. As really couple of, if any, CO2 laser engraving machines were initially purpose built for engraving and cutting rubber, installing and sustaining an efficient dust extraction system pays long term dividends. Mirrors, lenses and any exposed bearing surfaces ought to be cleaned completely as part of a standard maintenance program. Any neglect in this location might be detrimental to overall difficulty cost-free laser operation, as the construct up of dust and residue will impact running efficiency plus the quality from the completed stamp die. Lasers are controlled straight from a personal computer, the software program drivers supplied with lasers perform with numerous graphic applications such as CorelDraw.
Approximate cost of a 25 watt Laser suitable for stamp producing is $40,000
Advantages - Production is laptop or computer controlled, custom produced stamps can be created simply
Disadvantages - High capital investment, upkeep fees and running will likely be a lot higher than vulcanizing or polymer approaches of manufacture.
<b>Liquid Polymer Rubber Stamps </b>
Converting rubber stamp polymer from a liquid into a solid to create stamps is rather fascinating. Polymer stamps are manufactured in between two sheets of glass working with precision controlled UV light which passes by way of a negative containing the stamp artwork solidifying the polymer. Negative production has been simplified together with the introduction of water based negative technologies, photographic chemicals for creating negatives are now a thing in the past.
The first step in creating polymer rubber stamps is always to print your pictures, clipart or text onto Vellum, an almost transparent paper like film. To generate quality stamp artwork you will need to use a laser printer, inks from bubble jet printers are translucent allowing UV light to pass where it shouldn't. Water based negatives are effortlessly washed out just after getting exposed for a few minutes inside a UV exposure stamp machine.
Polymer contained in a sachet is now replacing the older cumbersome approach of applying foam tape to make a dam and pouring of rubber stamp polymers, the sachets have also addressed the age old difficulty of removing air bubbles from the poured polymer.
The unfavorable of the artwork and polymer sachet is sandwiched between two sheets of glass spaced 2-3mm apart that is then exposed in the machine to get a handful of minutes. Once you might have completed the exposure it can be a simple method of cutting open the sachet and washing away the excess unexposed polymer ahead of returning the stamp die back for the machine for a 10 minute curing. As soon as the stamps are cured they are able to be cut up individually. Polymer sachets are accessible inside a range of sizes up to A4 size.
Processing time is about 30 minutes for a batch of polymer stamps.
Expense of polymer stamp creating machines range from $3,500 AUD for an Australian made unit designed particularly for stamp making up to high finish imported units with computer system controlled washout for $15,000 AUD.
Benefits - Lower capital investment, polymers make pretty much clear stamps generating them excellent for scrapbooking and card creating. Stamp relief might be conveniently controlled during exposure.
Disadvantages - Early polymers didn't accept inks together with polymers offered right now, this together with being new technologies triggered initial resistance to polymer stamps.
<b>Summary</b>
Most massive stamp manufacturers possess a mix in the above gear. The unmounted rubber stamp dies created with any of these manufacturing strategies may be cut up and affixed to simple hand stamps, dater stamps or self inking stamps. Craft stamps are usually affixed to wooden blocks or in the case of polymer stamps affixed to clear acrylic blocks with adhesives or InstaGrip mounting mat. Several manufactures produces stamp mounts. Astron Industries in Australia manufacturer the clear hand stamp 'Vuestamp' and also distribute the Excellent range of self inking mounts. Other brands of self inking mounts are Trodat, Colop and Shiny.
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