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  1. PeterKing

    Carbide Grinding tool manufacture

    Here it is thankshttp://files.engineering.com/getfile.aspx?folder=737ed723-0ca2-47a2-972b-13645c4e02de&file=cutter.jpg
  2. PeterKing

    Carbide Grinding tool manufacture

    Hi, I'm looking for manufacture to produce this grinding tool. Please take a look the picture. This is make by carbide. The size is one inch long. Want to know what kind of manufacture can make this? What kind or grade of carbide works good for grinding foam? I want something last long. thanks...
  3. PeterKing

    Chemical to softer rubber?

    GrahamBennett: Thank you for the advice. I keep this in mind.
  4. PeterKing

    Chemical to softer rubber?

    Kart86, thanks for your information. Yea, this is exactly what I need. What kind of store I can buy some Methylnaphthalene? Does people in karting mix their own tyre softner juice? I don't really want to buy the existing juice. I want to mix by myself and experience it. It should be fun. Do you...
  5. PeterKing

    Molding Machine? Have picture

    Thank you for your reply. The reason I ask here is I have no experience on this field. So, I want somebody who have experience can tell me which brand is good, great deal and reliable. Maybe I didn't express enough in my previous question.
  6. PeterKing

    Molding Machine? Have picture

    Thank you for the information. This is the only picture I found. I want to know is there any manufacture making molding machine at that small size? if yes, could you tell me the URL, I want to learn more thanks.
  7. PeterKing

    Molding Machine? Have picture

    Is this molding machine? If yes, what brand is it? I like it is small in size. I am interested to get one for fun. thanks
  8. PeterKing

    Chemical to softer rubber?

    Brian: thanks. I'm located in Taiwan. Please let me know what chemical name to softer tyre. I'm interested to try it out thanks
  9. PeterKing

    Chemical to softer rubber?

    Kartd86, what do you use to softer the tyre? I think it will work for my rubber.
  10. PeterKing

    Gears has different shape of teeth.

    dimjim: Thank you very much for your answer. That really helps me to learn a lot more. Since the smaller pressure angle the quieter, Want to know what is the smallest pressure angle I can make on gear? thanks!
  11. PeterKing

    Gears has different shape of teeth.

    Sorry for lack of detail. They are both driver. Let's say the left one is A and right one is B. A or B is smoother and quieter? A or B is stronger? A or B has larger pressure angles? Thanks
  12. PeterKing

    Gears has different shape of teeth.

    HI, Please check the attachment. Those gears has different shape of teeth. They are supr gear. Want to know what is the different in performance on those different teeth?
  13. PeterKing

    gray dot on gear, what exactly is it?

    Thanks very everyone. I know what should do now thanks
  14. PeterKing

    Chemical to softer rubber?

    Thank you for your reply. I have nature rubber that is already cured. What to know what kind of chemical I use on it in order to softer it? thanks
  15. PeterKing

    gray dot on gear, what exactly is it?

    Thank you for the information. If I ask for a dye finish. Will the color feeds out easily? I use this alu. gear with plastic gear.
  16. PeterKing

    Chemical to softer rubber?

    Want to know what kind of chemical can be use to softer rubber?
  17. PeterKing

    thread too tight

    hi everyone, I know very little about machining and I want to learn more. I asked a machine shop to make a part. It has a thread to connect with another part. Of course another part has thread too. My idea is I can use my hand to have enough force to turn the part into another part. But the...
  18. PeterKing

    gray dot on gear, what exactly is it?

    tbuelna: Thank you for your reply. I'm a grasshopper. I want to know what is MIL-A_8625, type III, class 2 (dyed)? What really does it do to the gear? Sorry for my lack of knowledge. Hydtools: Thanks for your reply too. If I ask for a dye finish. Will the color feeds out easily? I use this...
  19. PeterKing

    gray dot on gear, what exactly is it?

    Is the 7075 T6 already hardened?
  20. PeterKing

    gray dot on gear, what exactly is it?

    Hi, I have asked a gear manufacture to make me some gear out of 7075 T6 with hard coating 13um. Please check on the attachment. I found there are lots of gray dots on both sides on the gear. The teeth contact area are prefect, no dot at all. What are those gray dots? What should I tell the...

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