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Type: Posts; User: BobL

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  1. Replies
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    Thanks CT. A Chop saw would have a number of...

    Thanks CT.
    A Chop saw would have a number of advantages for me, one being weight as this thing will have to be stored under a bench. The other is physical size as the potential storage space under...
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    It may be worth your while to post a basic plan...

    It may be worth your while to post a basic plan before you buy/build the ducting system.



    That's interesting you say that because the overall noise levels in my shed drops because there's no...
  3. This is a really good point. Here's an example. A...

    This is a really good point. Here's an example. A few years ago I was wearing my Peltors while using my DP with a large 25mm? Morse taper (MT) bit. There's no chuck involved, the bit is just held...
  4. I've used many different pairs of noise...

    I've used many different pairs of noise cancelling headphones on planes, with machinery (including my 116 dB exhaust modified 120cc chainsaw) and none of were as good at noise attenuation of any of...
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    Thanks for the leads. I'm somewhat put off by...

    Thanks for the leads.
    I'm somewhat put off by the described condition; "Working condition, has been well used"
    The more I think about it the more I'm avoiding buying a used SCMS.
    Because they are...
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    Yeah I have done that - I forget how easy it is....

    Yeah I have done that - I forget how easy it is.

    I will have a look around.

    If it came to this I could also take it to the mens shed for no charge
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    Recommendations for SCMS under $500

    My shed is so crowded that although I can rip stuff up to ~2.4m long its difficult for me to dock lengths >1m on my TS without major movement of machinery. Even if I moved aside some machinery...
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    Just saw this and would like to have joined in on...

    Just saw this and would like to have joined in on this but have something else on .

    Maybe another time?
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    I used use a spring loaded centre punch to mark...

    I used use a spring loaded centre punch to mark the centres and then drill a shallow 2mm hole in each end on most of my hardwood spur driven pieces.
  10. I have a couple of turning tools with inserts but...

    I have a couple of turning tools with inserts but I rarely use them - maybe because Mostly these days I'm making small stuff like handles so there's not a lot of hogging out required.

    RE:...
  11. Thread: Hot Glue Gun

    by BobL
    Replies
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    388

    For craft use there are basically high and low...

    For craft use there are basically high and low temperature guns and glue sticks.

    Some guns do both high and low temperature.

    Most people find a 25W guns fast enough but higher wattage usually...
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    He probably thought his house was ACE too. His...

    He probably thought his house was ACE too. His shed must have been too dusty as he used 2 of the bedrooms for sanding and finishing so his entire house was covered in a layer of fine dust. The...
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    I could write a few chapters on the deceased...

    I could write a few chapters on the deceased estates I attended on behalf of the mens shed and others.
    Not sure about the entertainment value - some were pretty sad and sorry setups.
    This was one...
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    The biggest single fan I've dealt with for a 400...

    The biggest single fan I've dealt with for a 400 sqm clean lab had about 1/10 the flow rate of that monster.

    Nevertheless at 24,000 CFM it was no slouch - it used a pair of 15HP motors to push air...
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    I like to use a mix of sizes. Longer ones for...

    I like to use a mix of sizes.

    Longer ones for the reasons mentioned above but for small stuff I often find myself reaching for chisels from the cheap "pen turning set" I got with the lathe. These...
  16. Thread: TS guard dust,

    by BobL
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    172

    TS guard dust,

    Today I was docking some 100 x 100 spotted gum posts for a mates workbench on my TS. (Yeah I know not the ideal machine for this op but thats what I had)
    During this cutting operation the OH guard...
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    That sounds like teh way to go. There's no...

    That sounds like teh way to go.


    There's no real hard and fast answer to this - flow degrades approximately proportional to distance.
    It's up to you determine what you find acceptable.
    If you...
  18. 14 NCR18650Bs in series will get you 52V and...

    14 NCR18650Bs in series will get you 52V and about 48 Ahr.

    I wouldn't muck about with knockoffs and use LG or Panasonics or similar.

    With this many batteries, unless you know what you are doing...
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    It depends on the amount of product, ventilation...

    It depends on the amount of product, ventilation and conversely how well sealed the garage is.
    Personally I would not worry about the ply vapours.

    If you had say a cube of MDF, garage was fully...
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    That's a start. However, given the size of...

    That's a start.

    However, given the size of your shed I'd say the DC7 is too small for your shed.
    Instead of spending on room air filters, pleated, filters and a 3HP machine with a cyclone, I'd go...
  21. Replies
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    1,487

    Dealing with both my Dads and FILs tools was the...

    Dealing with both my Dads and FILs tools was the easy bit of the process. It was the non-tool stuff like the 156 (mostly empty) rusty coffee cans that we though we should open to check what was in...
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    Looking good Bob!

    Looking good Bob!
  23. Replies
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    WANTED:VIC Yes they are just epoxied in.

    Yes they are just epoxied in.
  24. Replies
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    WANTED:VIC I've made several draw knives This straight one...

    I've made several draw knives
    This straight one is made from a tempered file.
    Mild steel arms welded on.
    Handles on this one are jarrah.
    Brass ferrules are from old taps.

    478111

    I have in...
  25. Technically speaking, to claim the default +/- 1%...

    Technically speaking, to claim the default +/- 1% they would need to state it as "100. %"
    Implied +/- 1 only applies to rightmost non-zero digit on the left hand side of a number with no decimal...
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    Excellent! thanks

    Excellent! thanks
  27. Thread: Vibrating DC

    by BobL
    Replies
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    518

    Hope the rain was worth watching - we've just had...

    Hope the rain was worth watching - we've just had our second driest recorded July ever here in Perth. Good weather for solar power though.

    My measurements of flow loss were performed on the end of...
  28. Thread: 150mm Flex hose's

    by BobL
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    261

    That sounds better That sounds like a long...

    That sounds better


    That sounds like a long ducting path which will reduce flow which further adds to reduced flow.


    The degree of choke depends on a bunch of things.
    The lower the starting...
  29. Thread: 150mm Flex hose's

    by BobL
    Replies
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    261

    That much flex and that junction high up in the...

    That much flex and that junction high up in the roof will result in major choke points in the system
    I'd recommend combining those two ducts into one using a PVC Y (and a PVC 45 bend) and replace...
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    Baladonia are HSS, they are touched up using a...

    Baladonia are HSS, they are touched up using a diamond file
    TC (means tungsten carbide - thats where the expense is) won't ever need sharpening. Really only necessary if many many many holes.
    ...
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    Soft wire wheel on an angle grinder, light...

    Soft wire wheel on an angle grinder, light strokes in the direction of the grain ONLY, don't dwell too long in one spot, practice first - LOTS.


    478065
    By soft wire wheel I mean one like this....
  32. Thread: Vibrating DC

    by BobL
    Replies
    13
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    518

    Interestingly I tried a cut down versions like...

    Interestingly I tried a cut down versions like this.
    478064
    But, this one reduces the air flow by about 7% and I'd rather Have the extra flow than the tidings.

    The external guard can be easily...
  33. Replies
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    FIL (a clever amateur furniture retire) passed...

    FIL (a clever amateur furniture retire) passed away 13 years ago and all his personal stuff was left to BIL but being a non-tool person and a very busy fellow (animal epidemiologist) BIL did nothing...
  34. Thread: 150mm Flex hose's

    by BobL
    Replies
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    261

    Generic 2HP DCs have be modified )as per the...

    Generic 2HP DCs have be modified )as per the sticky thread at the top of this forum) to take advantage of 6" ducting.
    The all black high temperature hose hose has corrugations that are too large and...
  35. Replies
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    A thermal overload switch fitted to the extension...

    A thermal overload switch fitted to the extension cord roll?
    Do you have any pictures of this?
  36. Thread: Vibrating DC

    by BobL
    Replies
    13
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    518

    I don't think it's necessary to turn off the DC...

    I don't think it's necessary to turn off the DC if a mesh guard is used over BMH.

    I've tested a 25mm square x 3mm mesh and it only reduces the flow by about 1% and there won't be any large rags...
  37. Not sure- there are lots of other organic...

    Not sure- there are lots of other organic materials in unpurified ethanol which are also likely to produce the streaks.
  38. No - it probably just means they have paid to...

    No - it probably just means they have paid to have it purified.
    Like bottled water the cost of the ethanol in a bottle of ethanol is the minor component.
    Ethanol costs very little to make - it's...
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    Agree in general, but disagree with NEVER....

    Agree in general, but disagree with NEVER.
    Extended use on a lighter duty cable in poor condition can definitely let the smoke out.
    Intermittent light use (eg corded drill or circular) with a HD...
  40. There's a good reason most meths is typically 95%...

    There's a good reason most meths is typically 95% (by meths I do mean ethanol :))

    Again from Wikipedia


    In other words to produce more than 95.6% Meths costs $$

    IPA is even worse as...
  41. Replies
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    When our son left home he left his room in such a...

    When our son left home he left his room in such a mess that I've told him we're leaving the whole house in a mess for him to today up. In terms of downsizing on tools machines etc, if I have not paid...
  42. Replies
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    Yes it was but has since been replaced by a...

    Yes it was but has since been replaced by a gnarly curved sheoak branch.


    Yes - its one of many from FILs stash.


    I import the pictures into a photo processing program, delete the image EXIF...
  43. Replies
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    Both machines had solid rails , your machine had...

    Both machines had solid rails , your machine had a custom made extended length rails made to fit the added width of the custom made side table. I took the rail off yours to take to the mens shed to...
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    The lower you can get the outlet to the ground...

    The lower you can get the outlet to the ground the better as the sound has a chance of scattering of more objects just outside the enclosure than if its higher up as this can broadcast the noise all...
  45. Thread: Small bench

    by BobL
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    173

    Small bench

    One of my old mates asked me about making a small work bench bench. He's just getting into woodwork and doesn't have much room in his garage for a large bench. He's also more interested in small...
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    As I said above they are nearly all like that but...

    As I said above they are nearly all like that but as far as I know it's still corded
  47. Replies
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    This might help. Your saw had longer fence rails...

    This might help.
    Your saw had longer fence rails , about 300mm longer and wooden table top on the RHS supported from underneath by that funny angled rod that attached to the OH guard socket.

    You...
  48. Thread: Vibrating DC

    by BobL
    Replies
    13
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    518

    I guess the rag had too much surface area to...

    I guess the rag had too much surface area to weight and was carried along in the air currents?

    Mine does not seem to have suffered - I'll put the vibration meter on it when I get a chance as I can...
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    I made and posted about this in 2006 but all the...

    I made and posted about this in 2006 but all the pics are gone.

    I'll just post the pics and see if you can work it out.
    477898 477899 477900 477901 477902

    The hard (PTFE) teflon angled block...
  50. Replies
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    Looks good - BTW I fixed your pic rotation. ...

    Looks good - BTW I fixed your pic rotation.

    Here's my home made version, with long bevelled jaws made from a piece of left over Jarrah skirting.
    The main benefit of the long bevel is thAT IT...
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