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Daily Archives: January 21, 2017

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diffusion pump

Know All About Diffusion Pump Part-1

By Anshuman PunjDiffusion Pump Oil

Q.1 How does a diffusion pump work? Ans. A diffusion pump works on the principle of gas diffusion to create vacuum. In a diffusion pump, diffusion pump oil is heated to its boiling temperature. Vapor of this oil is compressed in a vertically tapering hollow cone as it moves up. Simultaneously this oil vapor escapes…

January 21, 2017
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Know All About Diffusion Pump Part-2

By Anshuman PunjDiffusion Pump Oil

Q.11 How to prevent back streaming of diffusion pump oil? Ans. To prevent back streaming of Diffusion Pump oil it must be ensured that- System is “Roughed out” before Diffusion Pump is put in line. Rotary vacuum pump is maintaining a vacuum of at least 10-2 Torr. If process is causing release of a large…

January 21, 2017
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Know All About Diffusion Pump Part-3

By Anshuman PunjDiffusion Pump Oil

 Q.21 What is the alternative of CVC4 diffusion pump oil. Ans. Supervac Industries, New Delhi manufactures silicone diffusion pump oil SV-SIGMA. This oil is a perfect alternative of CVC4. Infact, SV-SIGMA has a much larger satisfied customer base and has been in use much before CVC4 started getting promoted.   Q.22 Can somebody supply me…

January 21, 2017
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Back in 1994 when vacuum coating industry of this country was in its nascent stage, there were absolutely no reliable manufacturers and suppliers of vacuum oils and other vacuum products in India. These were entirely imported. That is when Supervac® started manufacturing vacuum consumables indigenously. With core values of High Quality at Sensible Rates, Supervac kept. Customer Satisfaction as the focal point of its growth. Today, 20 years later, we have grown much bigger, with our products being exported to 30+ countries, ….
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Our Blogs
  • Vacuum Pump Oil Properties – What you must know
  • Evaporation Boat for Metallizing: Buyer’s Guide
  • 7 easy steps explaining Synthetic Graphite
  • 3 Secrets that Mineral Vacuum oil manufacturers will not tell you
  • Vacuum Oil Equivalents
  • Silicone Diffusion Pump Oil vs. Hydrocarbon Diffusion Pump Oil
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