[Makerspace-keymembers] Costs for a glass lampworking starter kit

[Gergana Slavova]

I'm fine with getting the kit + the glasses.

~Gergana

On Thu, Jan 29, 2015 at 4:11 PM, Emily Knox <emilyknox at gmail.com> wrote:

> Sounds good to me.
>
> Emily
>
> On Thu, Jan 29, 2015 at 12:30 PM, Jeffrey Putney <quaker at gmail.com> wrote:
>
>> So the glasses are are like $40 if I recall. And Dena you would know
>> better but I think they are probably the one item that is pretty special
>> and make the bead making a lot easier. I think a pair for the space would
>> be pretty cool.
>>
>> Jeff
>>
>> On Thu, Jan 29, 2015 at 12:02 PM, Dena Strong <dena.strong at gmail.com>
>> wrote:
>>
>>> Which version, though? Do y'all want the set with the didymium glasses,
>>> or the under $100 version?
>>>
>>> On Thu, Jan 29, 2015 at 11:22 AM, Emily Knox <emilyknox at gmail.com>
>>> wrote:
>>>
>>>> Hi Dena,
>>>>
>>>> I would just go ahead and order these materials.  You can fill out a
>>>> form for reimbursement (attached).
>>>>
>>>> Emily
>>>>
>>>> On Thu, Jan 29, 2015 at 12:46 AM, Elizacorps <elizacorps at gmail.com>
>>>> wrote:
>>>>
>>>>> WOW... Custom spoke beads! I have plastic ones on one of my bikes.
>>>>>
>>>>> Can't wait!
>>>>>
>>>>>
>>>>> Be kind to yourself
>>>>>
>>>>> On Jan 29, 2015, at 0:20, Jeffrey Putney <quaker at gmail.com> wrote:
>>>>>
>>>>> I think it would be a fun activity to be able do anytime.
>>>>>
>>>>> And tonight the bike project invited us to a jewelry making workshop
>>>>> where they want to make jewelry from bike parts. I think it could be fun to
>>>>> include some custom glass beads in this activity ;-)
>>>>>
>>>>> Jeff
>>>>>
>>>>> On Wed, Jan 28, 2015 at 7:18 PM, Gergana Slavova <
>>>>> gergana.s.slavova at gmail.com> wrote:
>>>>>
>>>>>> We have no other plans to purchase things in Jan/Feb/Mar and no major
>>>>>> events planned.  I'm ok with spending the money.
>>>>>>
>>>>>> ~Gergana
>>>>>>
>>>>>> On Sun, Jan 25, 2015 at 9:01 PM, Emily Knox <emilyknox at gmail.com>
>>>>>> wrote:
>>>>>>
>>>>>>> At the moment we have $500 in the budget for 2015Q1, just FYI.
>>>>>>>
>>>>>>> On Sun, Jan 25, 2015 at 8:57 PM, Dena Strong <dena.strong at gmail.com>
>>>>>>> wrote:
>>>>>>>
>>>>>>>> Hi, all! Gergana and Jeff asked me to mail out a list of what it
>>>>>>>> would cost to put together a glass lampworking basic kit for the
>>>>>>>> Makerspace. My hypothesis is that it should be doable for under $100 and
>>>>>>>> that everything should be available at either the hardware store or the
>>>>>>>> grocery store except for the actual glass rods and mandrel release. Let's
>>>>>>>> see if that's an accurate guess...
>>>>>>>>
>>>>>>>> (Some Internet investigations later...)
>>>>>>>>
>>>>>>>> OK, it looks like a pair of didymium glasses are the break point
>>>>>>>> between "could get going under $100" and "over $100."
>>>>>>>>
>>>>>>>> Here's a kit for $99 that would need the gas, glass, and a table
>>>>>>>> protecting aluminum tray added; it contains a set of didymium glasses.  (
>>>>>>>> http://www.sundanceglass.com/kitslamp1.htm ) Adding the gas,
>>>>>>>> glass, and aluminum tray would take the total to about $140.
>>>>>>>>
>>>>>>>> I've got to admit this is a pretty good deal, because the lenses by
>>>>>>>> themselves start at $60 and go up from there. If the Makerspace wants to
>>>>>>>> own a set of those lenses, this kit is definitely the way to go because
>>>>>>>> adding them on to a piecemeal order later would end up costing about $20-30
>>>>>>>> more overall. (Getting the kit and adding glass/gas would total about $140.
>>>>>>>> Getting the components separately and adding the glasses would cost
>>>>>>>> $160-$170, without factoring in multiple shipping costs.)
>>>>>>>>
>>>>>>>> But it is possible to hit the "under $100" target if the didymium
>>>>>>>> glasses aren't in the equation.
>>>>>>>>
>>>>>>>> If we wanted to piece it out and not get the didymium lenses to
>>>>>>>> start with, here's how the math would go:
>>>>>>>>
>>>>>>>> Fire:
>>>>>>>> MAPP gas - $7.50, Menards
>>>>>>>> Mag-torch aka hot head torch - $15, Menards (currently on sale for
>>>>>>>> $12)
>>>>>>>>
>>>>>>>> Table anchoring stuff (the Makerspace may already have some of
>>>>>>>> these for other purposes too):
>>>>>>>> C-clamp - $3
>>>>>>>> 4" angle bracket - $3
>>>>>>>> Hose clamp - $1.50
>>>>>>>> Aluminum baking tray for table surface protection:  $3
>>>>>>>> Vermiculite - (I've got a partial bag of the stuff, I'm happy to
>>>>>>>> donate a gallon-ziploc of it for bead use)
>>>>>>>> Wide mouth can or clay pot for holding the vermiculite - (I bet
>>>>>>>> there's something kicking around we could reuse; if not, we should be able
>>>>>>>> to find something suitable under $5)
>>>>>>>> Regular non-didymium safety glasses - (the Makerspace has some,
>>>>>>>> right?)
>>>>>>>>
>>>>>>>> Glass stuff:
>>>>>>>> Sampler set of 30 rods with assorted colors: $30 from Sundance
>>>>>>>>
>>>>>>>> Mandrel release bottle: 4 oz - $7 from Sundance
>>>>>>>>
>>>>>>>> Mandrels - $7 per dozen from Sundance, or $33 per pound;
>>>>>>>> alternatively, 1 pound of stainless steel welding rods would be $15, in 36
>>>>>>>> inch lengths that would need cutting down but would give you several dozen.
>>>>>>>> (Given how easy it is to have a glass item adhere to the mandrel, a few
>>>>>>>> dozen would be a good idea.)
>>>>>>>>
>>>>>>>> So the without-glasses version works out to $90ish by making our
>>>>>>>> own mandrels from the pound of welding rods, or $108ish by buying a pound
>>>>>>>> of already-made mandrels from Sundance along with the glass and bead
>>>>>>>> release.
>>>>>>>>
>>>>>>>> What do you think of the options?
>>>>>>>>
>>>>>>>>
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>>>>>>>>
>>>>>>>>
>>>>>>>
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>>>>>>
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>>>>
>>>
>>
>
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