Latest Products https://www.roopascreenpvtltd.co.in Latest Products Sat, 19 Sep 2020 15:18:35 +0530 en-us https://www.roopascreenpvtltd.co.in Nickel Screen Engraving Chemicals https://www.roopascreenpvtltd.co.in/nickel-screen-engraving-chemicals.htm https://www.roopascreenpvtltd.co.in/nickel-screen-engraving-chemicals.htm Fri, 13 Mar 2020 00:00:00 +0530 Nickel Rotary Screen https://www.roopascreenpvtltd.co.in/nickel-rotary-screen.htm https://www.roopascreenpvtltd.co.in/nickel-rotary-screen.htm Fri, 13 Mar 2020 00:00:00 +0530 We will accomplish this goal by : Developing long-term relationships with our customers. Providing super quality product at competitive prices. Exceeding industry standards with exceptional customer and technical service. Maintaining our competitive position through leading edge technology.   Quality Of Delta Screen / Penta Screen Get Positive Comment From Customers Worldwide, Featured With : Uniform open area, better paste, penetration High ductility, higher printing speed Sharp result with high viscosity Lower squeegee pressure Enhance the adhesion of photo emulsion Cost-saving & reliable Photo Emulsion https://www.roopascreenpvtltd.co.in/photo-emulsion.htm https://www.roopascreenpvtltd.co.in/photo-emulsion.htm Fri, 13 Mar 2020 00:00:00 +0530 Direction for Use  The Emulsion is to be well mixed with sensitizer one day prior to use & kept Overnight in cool and dry place. In order to get uniform & even Coating layer the emulsion can be diluted with distilled water, Use 50 ml of sensitizer for 1 Kg of emulsion.   Exposure Time Since Local working condition can very Considerably such in respect of light source.Temperature& Relative humidity, we recommend that you determine your ideal exposure time. Stripper https://www.roopascreenpvtltd.co.in/stripper.htm https://www.roopascreenpvtltd.co.in/stripper.htm Fri, 13 Mar 2020 00:00:00 +0530 DIRECTION FOR USE Clean the stripping tank. If there is stripper from previous use then it an be allowed remain. Add STRIPPER Carefully, let the screens be immersed up to 20-30  min.Rinse the screens  be immersed  with plenty of water, degreaser screen before coating with emulsion.   PRECAUTION Protect eyes, skin, clothes & avoid inhalation (Use of mask is essential for such protection). Working area should be well ventilated. In case of any spil on the body, wash immediately with plenty of water, & take Qualified medical treatment. Endring Remover https://www.roopascreenpvtltd.co.in/endring-remover.htm https://www.roopascreenpvtltd.co.in/endring-remover.htm Fri, 28 Feb 2020 00:00:00 +0530 APPLICATION Pour ENDRING REMOVER  in a plastic bucket till the liquid level is approx. 2 cms ofEndirngs. Keep it for 10 to 20 min. & remove by jerking opens the endings. It is advisable to keep 10 – 15 endrings at a time in the bucket for about an hour. Degreaser https://www.roopascreenpvtltd.co.in/degreaser.htm https://www.roopascreenpvtltd.co.in/degreaser.htm Fri, 28 Feb 2020 00:00:00 +0530 Cleaning & Degreasing is a very important step for the Production of a good engrave screen.   DEGREASING IS CARRIED OUT BY TWO METHODS METHOD NO. : Chromic acid is scrubbed for 10 – 15 – min on the Nicket Screen to be degreaaed and then the screen is hosed down with water. We do not recommend this process since it leaves an etching effect on Nickel Screen & Nickel Screen can not be used for more than 2 – 3 times. It also requires constant attention for properly carrying out the task.   METHOD NO. : 2 (APPLICATION FOR DEGREASER) Degreaser is used in the ration 1:4 with water I.e if the tank capacity is 300 Kgs. Then 255 Kgs, Of water is poured into the tank first followed by 75 Kgs. Of DEGREASER.The screen is then immersed in the liquid for 10 min. & followed by through by washing with plenty of water & kept for drying in dust free atmosphere.   ADVANTAGES OF USING DEGREASER : It reduces the excess use of of PHOTO EMULSION since it has the tendency to Penetrate through the nicket screen to the inner surface so that max Photoemulsion is coated on the outer surface. It helps in reducing development time. It will not damage screens. Increase screen life & reuse potential. Reduce the pin – holes problems to a very great extent   Chock Up Remover https://www.roopascreenpvtltd.co.in/chock-up-remover.htm https://www.roopascreenpvtltd.co.in/chock-up-remover.htm Mon, 27 Jan 2020 00:00:00 +0530 APPLICATION In case of  any choke up, that clogging  may occure on cylinder. During printing , it prescribes an excellent solution to remove chock-ups instantly.It is also a precleaning solution before final storing. It also elimi-nates use of Chromic acid. Fluff Remover (Fluffix) https://www.roopascreenpvtltd.co.in/fluff-remover-fluffix.htm https://www.roopascreenpvtltd.co.in/fluff-remover-fluffix.htm Fri, 13 Mar 2020 00:00:00 +0530