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  1. Ramadan Ahmed

    Sealing Ring Name??

    Good evening everyone, I'm trying to find the name of this sealing ring? it looks like a doubled o ring I've looked it in Parker Handbook and many sources but i couldn't find I'm nit sure if its a custom sealing ring or a standard ? it came as a connected ring (more like an o ring) but joint...
  2. Ramadan Ahmed

    Welding Symbols

    Good evening all, I'm working on a design which is a 2.5mm Aluminum that is bent in various location to form a box. i want to use welding symbols (I'm new to welding symbols) in Sledworks, but I'm not sure which symbol to use in these areas shown. can someone help me with this please Thank You
  3. Ramadan Ahmed

    IP68 Rubber Material

    Dear, I will use my system in an outdoor environment it will be exposed to sunlight, rain, and dust. i read that NBR will not be a good choice for outdoor applications but im not sure if it will do the job or not.
  4. Ramadan Ahmed

    IP68 Rubber Material

    Good evening all I would like to ask, what is the best rubber gasket material for sealing for IP68 stadard rating? I'm trying to seal a camera which has electronic components inside and will be used in a military enviromet Can you please help me with the selection of the material thank you
  5. Ramadan Ahmed

    Good evening all I would like to

    May I ask why EPDM does not cut well with a Laser ? and what type of laser you are referring to ?
  6. Ramadan Ahmed

    Good evening all I would like to

    Good evening all I would like to inquire, im willing to purchase a laser machine for cutting metallic and non metallic materials for the metallic material i want to cut a 2-3mm Silicon steel that is used in transformers. for the non-metallic material i want to cut a 6mm EPDM Rubber sheet to...
  7. Ramadan Ahmed

    Thickness of a rubber gasket?

    Thank you all for your respond to this post I really appreciate your help on this matter it helped me a lot.
  8. Ramadan Ahmed

    Thickness of a rubber gasket?

    I'm trying to seal a video camera from liquid, it will operate in normal pressure but at high temperature such as 50°C. this is the rubber seal I designed, I decided to select NBR Rubber for sealing but the part I'm sealing is small as seen in the dimensions that's why I'm confused about the...
  9. Ramadan Ahmed

    Thickness of a rubber gasket?

    Good Evening Everyone, I want to ask, is there a way of a calculation for selecting the thickness of a rubber gasket (NBR rubber)? i want to use a custom rubber gasket but im not sure what is the thickness i would need to seal the product from liquid. Can anyone help me with this matter...
  10. Ramadan Ahmed

    Rubber Gasket Sealing Thickness and Clearance

    Good Evening All, I'm working on sealing a Push Button bracket for a Video Camera using a Rubber Gasket that require military usage sealing. I want to ask what is the best material should be used for sealing the camera from liquids such as water, oil, and chemicals? also what should the...
  11. Ramadan Ahmed

    Width of an O-Ring Groove to an Edge

    There will be no pressure the part is basically a camera which will be used in normal air pressure (1 bar). but for any future design, is there a way or a standard chart for the size of this lip ?
  12. Ramadan Ahmed

    Width of an O-Ring Groove to an Edge

    Do you know where in Parker textbook i can find information related to the wall thickness of an o ring groove? this is a picture to illustrate more about what I'm looking for, i would like to know the wall thickness from the groove side to the hole that would be sealed
  13. Ramadan Ahmed

    Width of an O-Ring Groove to an Edge

    i went through Parker text book to look for this matter but i could not find anything related to the wall or width from the o-ring groove to the hole or slot that would be sealed
  14. Ramadan Ahmed

    Width of an O-Ring Groove to an Edge

    Good evening, . This is a clearer image of my groove, the two selected edges is the width I'm asking about. I set a value of 2mm from the edge of the groove to the edge of the hole I want to seal but I'm not sure how to select a correct value for this...
  15. Ramadan Ahmed

    Width of an O-Ring Groove to an Edge

    Good evening everyone, I'm designing an o ring groove for a part I need to seal, I want to ask what is the recommended width from the edge of the O-ring groove to the other edge of the my part. I set a value of 1.25mm as shown in the picture but im not sure if it's a good width or not. can you...

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