Welcome to one of the last (or possibly one of the very last) MDF Digests sent out via Private Message. Once we've got the templates sorted they'll go out via email. This will be much sexier and versatile format, and will mean that you won't need to go through the hassle of logging into MDF to read them! This improvement will allow more members to easily engage in discussion topics, and will be altogether more convenient for everyone. Don't forget that you can adjust your communication preferences at anytime by clicking here. Best regards, Gareth Hot topics Sheet metal and bars Suppliers in china Hi i am looking for Sheet metal suppliers and bars in china, I prefer in Shenzhen or Guangzhou. I am also looking for plastic supplier help me in building plastic molds for production.....Translation to rotation I would like to have your opinion about a project I am working on. The limitation here is I can't use gears. What do you think of my proposal ? Can you think of something simpler?Electromagnet I've got a personal project I'm working on and I need a couple of electromagnets. Can anyone recommend a cheap UK supplier that deals with low volume? Strength of the magnet isn't an issue at the moment - I just want to prove a few principles to myself. Small and cheap.....Texture of injection moulding How do you determine what texture should be on an injection moulding? I am aware of different standards, but what's the best standard to use? Basically I want to achive a very light "bead blasted" texture. A book of samples containing different textures would be.....Material of Heat Sink Does anyone have any idea about which are best aluminum alloys for heat sink?Click here for more hot topicsUnanswered questionsSmall run manufacturer suggestions? We are interested in finding some good options for small (1000s-10000s) runs of HID devices that would most likely have a few fairly simple electronics components and mechanical components - Anyone out there have any suggestions? We would like to find places.....Design of Magnetic Wheel If I have to design magnetic wheels for a trolley, what are the factors to be considered? What do we actually design in that? If I know wheel diameter, speed of trolley and load on wheels, how to proceed? What other inputs are required? This is first of such kind of project for me. Kindly help.solidworks Any advice on learning solidworks? Never worked with a cad programA356 sand casting I have a sand casting that I tin plate now and the casting retains its strength, but I would like to try to powder coat this part. I have tried some samples and it appears I maybe overaging the aluminum because its not as strong in my pull test results actually not even close. I get the casting in a t6 condition. I was.....Does anyone use low cost 3d printer ? and what's the shortcoming of it ? I assembled a 3d printer with opensource RepRap Mendal technology, after experienced it for a couple of days and tested it with several parts we designed before, It works very well for.....Click here for more unanswered questions