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19th May 2024, 03:43 PM
Thread: Aluminium impurities ?
by MWF FEED- Replies
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Aluminium impurities ?
Hi guys,
we have some polished aluminium pasts which have developed significant surface marks
Any thoughts as to 1. A remedy and 2. What the underlying issue is?
IMG_8864.jpg... -
19th May 2024, 12:00 AM
Thread: Digital tacho for Harrison lathe
by MWF FEED- Replies
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Digital tacho for Harrison lathe
I am in the process of converting a Harrison M250 from 3 phase to single phase operation via an Ecogoo 380 volt VFD and will be keeping as much of the control panel as I can original except for the...
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18th May 2024, 11:50 AM
Thread: Radio xtal manufacturing
by MWF FEED- Replies
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Radio xtal manufacturing
After watching this I have a new appreciation of my old vintage radio xtals. Quartz Radio xtals were also made in Australia during WW2.
I have tried the carborundum powder and plate glass... -
17th May 2024, 12:20 AM
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OpenSource Desktop Wire EDM by Rack Robotics
If you thought 3d printers were the next best thing for the home DIYer since sliced bread, you may need to think twice.
An open source desktop wire EDM? I actually wished something like this... -
15th May 2024, 12:50 AM
Thread: Rolls Super-Hacksaw
by MWF FEED- Replies
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Rolls Super-Hacksaw
Funny how we come across stuff we never knew existed and then your local market place feed throws it at you.
I never heard the brand name and never knew they existed.
But it was cheap enough... -
14th May 2024, 11:00 PM
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Mean 300mm Metal Shear Homemade Under $150?
Has anyone got plan's for a sheet metal shear? Just something basic that i can place into my 20T hydraulic press, would ideally like 300mm cutting width
There are some on ebay but crazily priced... -
14th May 2024, 04:40 PM
Thread: lathe accuracy
by MWF FEED- Replies
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lathe accuracy
with a 1inch bar x 4 inch length of cut at 0.0001 doc unsupported ( not using tailstock)
what sort of accuracy should one expect on an AL960...including a non adjusted spring cut?
Read the full... -
14th May 2024, 12:50 PM
Thread: External Spare wheel bracket
by MWF FEED- Replies
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External Spare wheel bracket
My EV did not come with a spare wheel so I have purchased a space saver wheel that only comes with me in the vehicle when I leave the city.
If no more than three people are in the car the spare... -
13th May 2024, 12:50 PM
Thread: Stauffer grease cup
by MWF FEED- Replies
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Stauffer grease cup
I have a Butler Super Shaper and at the rear I always thought it had a oil cup. WRONG. One of my customers informed me the Stauffer grease cups were common on old traction engines and on ships Learn...
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12th May 2024, 12:20 PM
Thread: TPMS tyre pressure sensor saga
by MWF FEED- Replies
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TPMS tyre pressure sensor saga
Not exactly restoration but still may be of interest.
New tyres for the family car have been on the horizon for a while and at last inspection they did really look deflectable, getting... -
10th May 2024, 09:13 PM
Thread: Hydraulic Ram Mounting Plate
by MWF FEED- Replies
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Hydraulic Ram Mounting Plate
I am considering making a 10 ton hydraulic press. This is the style I was thinking of.
https://www.tooled-up.com/sealey-yc1...s/prod/211864/
I have bought this hydraulic ram.
BVA Hydraulic... -
10th May 2024, 01:30 AM
Thread: Ballistics Chronograph
by MWF FEED- Replies
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Ballistics Chronograph
I've been wanting some sort of instrument/device to check muzzle velocity of my elderly Diana 15 air gun as I go through the various stages of restoration - the Diana was given to me as a 9th...
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7th May 2024, 12:50 AM
Thread: Alloy Live Bait Tank Build
by MWF FEED- Replies
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Alloy Live Bait Tank Build
This is well over kill 2.5mm aluminium it's a bait tank for my boat, kind of a dicky location and shape but it allows me to run a hose straight up the back to feed water and i will drill holes thru...
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5th May 2024, 03:00 PM
Thread: Australian made lathes
by MWF FEED- Replies
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Australian made lathes
I am after some opinions, I was not sure of the best area to put this question.
Of late I am getting more drawn to having Australian made machinery and stuff. I am not sure why, maybe if there is... -
5th May 2024, 10:50 AM
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Marius and His Latest Re-Invention of an Oscillating Sander
Marius may just have done his Opus Number 1.
A brilliant piece of entertainment that anyone whether they be a machinist, woodworker, engineer will enjoy. I also learnt of the Sharpie trick,... -
4th May 2024, 10:10 PM
Thread: Brass Oxidisation Help?
by MWF FEED- Replies
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Brass Oxidisation Help?
Hi guys, we are having some oxidisation issues around solder joints on brass lights.
Any thoughts? Too much and incorrectly cleaned off flux?
Appreciate your expertise.
IMG_8595.jpg... -
2nd May 2024, 05:30 PM
Thread: Heat Transfer
by MWF FEED- Replies
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Heat Transfer
Hello.
How do you calculate the amount of heat generated on the opposite side of a plate you are welding to. All S355 plt.
For example, you are welding a 40x40x5 , 200mm long angle bar to a 100mm... -
1st May 2024, 02:40 PM
Thread: Ideas for a mezzanine lift?
by MWF FEED- Replies
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Ideas for a mezzanine lift?
I installed a compactus in my shed a few years ago and to make use of the space above it, I built a mezzanine floor. I've been using a ladder to go up and down from the mezzanine; as you can imagine...
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1st May 2024, 12:00 PM
Thread: Working with hollow section steel pipe
by MWF FEED- Replies
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Working with hollow section steel pipe
FYI
An issue came up on another forum I visit. As an aside, someone mentioned they do not seal hollow section structures. A debate ensued. To seal or not to seal, that was the question. Reasonable... -
30th April 2024, 11:30 PM
Thread: LN167R Hilux Leaf Spring Bushes
by MWF FEED- Replies
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LN167R Hilux Leaf Spring Bushes
I have been volunteered to replace the leaf spring bushes on my brothers Hilux. I've done all sorts of mechanical work, but have never done leaf spring bushes. They will be replaced with Synthetic...
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30th April 2024, 05:10 PM
Thread: Servian Pedestal Drill - 3 Phas Motor ID
by MWF FEED- Replies
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Servian Pedestal Drill - 3 Phas Motor ID
So, a Servian drill press recently followed me home. It will be a restoration job. Not that I don't already own a serviceable (Taiwanese) pedestal drill and not that I don't already have too many...
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30th April 2024, 08:30 AM
Thread: New icon???
by MWF FEED- Replies
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New icon???
Web pages used to have a little abstract tick (or is it a thread cutting image) up in the tabs bar.
Now they have a Southern Cross?
Read and reply to the full thread at metalworkforums.com.... -
28th April 2024, 03:00 PM
Thread: Hercus 9 operation help
by MWF FEED- Replies
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Hercus 9 operation help
Have been playing with my Hercus 9 & now understand some of the basics.
Have noted that when threading I can disengage the half nuts very quickly "on the run" such as when threading up to a hard... -
28th April 2024, 01:00 PM
Thread: Auto wheel spinner
by MWF FEED- Replies
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Auto wheel spinner
The main and only real bugbear with my Tesla EV is the super low profile tyres barely protrude out past the rims so it's dead easy to rub the wheel rims up against kerbs.
I even managed to mark a... -
27th April 2024, 01:30 PM
Thread: valve seating
by MWF FEED- Replies
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valve seating
This is a interesting valve seating video.. My thoughts on valve lapping - YouTube
I have done the grinding with paste method many times but this guy shows how it is done with his own grinding... -
26th April 2024, 11:30 AM
Thread: Lathe centre height methods
by MWF FEED- Replies
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Lathe centre height methods
Recently I discovered how important it is to centre your lathe tools exactly on centre . I find that the visual method using the tailstock as a guide is just not accurate enough. I had one of the...
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24th April 2024, 06:00 PM
Thread: Quick Change Tool Post for Hercus 9
by MWF FEED- Replies
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Quick Change Tool Post for Hercus 9
Am contemplating a QC tool post for my Hercus 9. Partly motivated by the fact that my tool holders need replacing anyway so now is probably the right time.
Any reccomendations re brand / size &... -
23rd April 2024, 01:00 PM
Thread: Metal Bar Bender
by MWF FEED- Replies
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Metal Bar Bender
I saw this on epay and was wondering if you think that it would be worth it.
I would be bending up to 5mm flat bar steel.
Heavy Duty Bending Machine Bar Bender And 1-20mm Portable Bending Machine... -
23rd April 2024, 03:40 AM
Thread: Silver Solder flux ?
by MWF FEED- Replies
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Silver Solder flux ?
I don't silver solder steel parts together very often but in the past I always had issues, bright just cleaned mild steel would turn black, and the silver solder would just form balls and refuse to...
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22nd April 2024, 01:30 PM
Thread: Releasing 5c collets vs ER
by MWF FEED- Replies
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Releasing 5c collets vs ER
So as not to highjack GetShafted400's lathe thread, Kafie's post below got me thinking...
Quote:
Originally Posted by... -
22nd April 2024, 12:30 PM
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3D Printed Metal vs CNC Machined - How Strong? - video youtube
Ignore the flaws in the testing regime; The 'heat treatment'
What caught my eye was the comparative strength between the other 3D SLM printed metal parts and the CNC machined parts - has me... -
21st April 2024, 10:21 PM
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How to accurately measure pitch of serrations
I need to accurately measure the pitch of some serrations on a flat surface (ie not a splined shaft etc) - so I can make up a matching serrated part for an adjustable clamping setup.
My first... -
21st April 2024, 12:31 AM
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I built a CNC mill because I have no self control - video - youtube
I built a CNC mill because I have no self control - YouTube
I will not attempt to summarise it, very entertaining
Read the full thread at metalworkforums.com... -
19th April 2024, 07:50 PM
Thread: Internal slitting saw
by MWF FEED- Replies
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Internal slitting saw
Every now and then Youtube decides to show me something brilliant like it used to years ago.
https://www.youtube.com/watch?v=_Z7U3IZCcLM
Read the full thread at metalworkforums.com... -
19th April 2024, 02:30 PM
Thread: Engineering plastics offcuts Melbourne
by MWF FEED- Replies
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Engineering plastics offcuts Melbourne
I need some small blocks of HDPE or nylon for a project. The suppliers I have come across seem to charge quite a lot for material cut to size. Can anyone recommend a place that sells offcuts in...
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17th April 2024, 11:10 AM
Thread: Lincoln Tractapac brushes ??
by MWF FEED- Replies
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Lincoln Tractapac brushes ??
Hello all
Can anyone point me in the right direction in obtaining a set of replacement brushes for a 1979 Lincoln Tractapac (preferably within Australia).
I think it has 8 brushes of one type and 2... -
17th April 2024, 11:10 AM
Thread: Lincoln Tractapac brushes ??
by MWF FEED- Replies
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Lincoln Tractapac brushes ??
Hello all
Can anyone point me in the right direction in obtaining a set of replacement brushes for a 1979 Lincoln Tractapac (preferably within Australia).
I think it has 8 brushes of one type and 2... -
16th April 2024, 02:40 PM
Thread: Upgrading my vertical mill
by MWF FEED- Replies
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Upgrading my vertical mill
I have a HAFCO-DMF 42 vertical mill that I would like to upgrade. It came with stepper motors, PC, software etc to use it as a CNC but the system it a bit old and I would like to freshen it up. ...
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15th April 2024, 02:50 PM
Thread: Douglas shaper help please
by MWF FEED- Replies
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Douglas shaper help please
I picked up a Douglas shaper last weekend (thanks to Pete O for the lead) and upon closer inspection I can see there are several parts missing. The missing parts are the feed bolt, feed bush and feed...
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14th April 2024, 10:50 PM
Thread: Hyco drill press
by MWF FEED- Replies
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Hyco drill press
Hi guys
I picked up a Hyco drill press about a year ago and brought it into the shed today to have a better look and start to strip it down with the intention of restoring it to a reasonable using... -
14th April 2024, 03:31 AM
Thread: Making sense of my welder specs
by MWF FEED- Replies
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Making sense of my welder specs
Hi guys,
I own Cigweld WeldSkill MicroArc 140 and its specs say:
STICK (MMAW) Welding Output, 40ºC, 10 min.
140A@15%, 25.6V
70A@60%, 22.8V
54A@100%, 22.2V -
13th April 2024, 11:50 PM
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Running a 120+ year old Travelling Head Shaper Video
Here's something I've never seen before. Found this on You Tube by chance, and hope you'll enjoy, a short 13.35 minute video of a Travelling Head Shaper.
https://www.youtube.com/watch?v=8S-BCQ6CbIw... -
11th April 2024, 08:30 AM
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Useful feature or odd idea from the fringes?
Got an email from a US company today, advertising it's latest offering, including this -
Another revolutionary feature of the Invertig 251 is Dynamic Power.
This feature allows you to vary the... -
10th April 2024, 09:10 PM
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Another Vertical Bandsaw mod to cut Metal
I bought a Carbatec Vertical Bandsaw ( 345C )recently and could not justify the cost I variable speed model as it cost me $1800 as it was.
I am not thinking of modifying it so I can cut differnt... -
9th April 2024, 02:11 AM
Thread: Hercus 9 Intermediate Shaft lubrication
by MWF FEED- Replies
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Hercus 9 Intermediate Shaft lubrication
Have yet to understand the correct oil to use on my Hercus 9 but so far am using "whatever" oil on the assumption that anything is better than nothing. BUT
- What is the most appropriate oil to... -
8th April 2024, 08:12 PM
Thread: To buy a friend's trailer..
by MWF FEED- Replies
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To buy a friend's trailer..
A friend has offered me a Sea Link boat trailer the cross members and rear quarter of the main chassis has galvanize coating flaking off in big chunk's, it's a 3mm steel trailer just wondering how...
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7th April 2024, 11:30 PM
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Attempting to break down some of the dogma around carbide inserts...
I've gone on a few rants recently about the pervasive idea constantly repeated in the machining world that negative rake inserts are horsepower hungry monsters that need to be buried up to the...
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6th April 2024, 11:50 AM
Thread: Metal Planer Rescue
by MWF FEED- Replies
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Metal Planer Rescue
Canadian planer saved from scrap .
https://m.youtube.com/watch?v=08OMOYdi3MA
Read the full thread at metalworkforums.com... -
1st April 2024, 02:20 PM
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A job from 9 year's ago, Outboard every bolt snapped
This came up on my facebook from 9 year's ago i think it was one of the first tig job's i done, i used a Repco 140A arc welder converted to tig, No HF so was only scratch start and no anti stick on...
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31st March 2024, 02:50 PM
Thread: Old lathe clean up Newbie
by MWF FEED- Replies
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Old lathe clean up Newbie
Hi All, total newbie, posted in the say hi section but the old lathe deserves her own place to seek all your help and wisdom.
Have started cleaning up the old Shenwai 350 lathe, under the years of...