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  1. Replies
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    I shall give it a good shake, and try again!...

    I shall give it a good shake, and try again!
    Thanks both!
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    Auroflux - lost its colour!

    I've had a bottle of Auroflux for about a year, and initially found it to be very good for silver and gold soldering.
    However, recently, it seems to have lost its yellow colour in the bottle, and is...
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    Thank you all! I'm producing an engagement ring....

    Thank you all! I'm producing an engagement ring. I've always used gold, but now have a client who has requested Pt.


    It sounds like there is a consensus that barrel polishing is not recommended....
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    Platinum polishing - advice please

    Hello All,

    I'm taking my first steps with platinum, having worked with silver and gold for some time now.
    I understand the need to prevent contamination, so keep files, sandpapers, etc separate....
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    Thank you Peter and Caro! I will do some more...

    Thank you Peter and Caro!
    I will do some more insurance policy research.

    Insurance aside, the suppliers of gas cylinders state quite clearly that propane cylinders must not be kept indoors. E.g....
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    Oh dear! It's sounding like hobbyist...

    Oh dear! It's sounding like hobbyist jewellery-making in the house is not as viable as I had hoped. I had kind of assumed that lots of people have a home workshop, but maybe most people are lucky...
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    Gas setup indoors

    I'm currently using a cheap butane torch for my soldering, which has been doing the job so far, but now I'm at a point where I would like to upgrade to something better (SLT would be wonderful)....
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    Having looked more closely at some of their...

    Having looked more closely at some of their diamonds, I now see that colour and clarity are specified against some of their stones.
    Thanks for pointing me at Wards!
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    Thanks Peter & Dennis! Just had a quick look at...

    Thanks Peter & Dennis! Just had a quick look at Wards - they have a nice selection.
    Although I was expecting to see information about the diamond: colour, clarity, and so on. They seem to just give...
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    Where to buy diamonds?

    Having practiced with setting CZ for a while, I'd like to start making diamond jewellery for friends and family.
    Where do I start, when it comes to sourcing diamonds?
    Are there "reputable" diamond...
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    Foredom motors: SR vs LX

    Having battled with a Dremel for a while, I'm thinking of investing in a Foredom motor.
    I understand the SR goes to 18,000 rpm, and the LX to 5,000 rpm.

    From my research so far, the consensus...
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    Thank you all for the tips and suggestions!

    Thank you all for the tips and suggestions!
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    I do a lot of rock and gem cutting and polishing....

    I do a lot of rock and gem cutting and polishing.
    What are you trying to achieve?

    If you just want tumbled stones, get a tumble polisher.
    If you want faceted stones, get a faceting machine.
    If...
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    I run the ball burrs slowly, and they seem to...

    I run the ball burrs slowly, and they seem to grind away metal efficiently. No chatter. I started the setting burr at about 5,000 rpm (2mm diameter burr), and gradually increased all the way to...
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    Definitely not in reverse! Drills and ball burrs...

    Definitely not in reverse! Drills and ball burrs cut just fine.
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    Stone setting burs won't cut!

    I am just getting started with stone setting, and have a question about the use of stone setting burrs.
    I have a selection of Busch burrs.

    I'm starting with a drill, then removing the bulk of...
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