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Type: Posts; User: Karl Robbers
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20th Jan 2021, 10:30 PM
Thread: Importing a lathe to Aus
by Karl Robbers- Replies
- 60
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- 1,963
You'll need to be mindful of what you run in the...
You'll need to be mindful of what you run in the house if you plan on utilising the full 10Hp potential. Air conditioning/heating and electric cookware will soon eat into the 30 odd Amps left after...
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17th Jan 2021, 10:34 AM
Thread: Re-painting a lathe?
by Karl Robbers- Replies
- 12
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- 356
Modern 2 pack is a lot lower in isocyanates than...
Modern 2 pack is a lot lower in isocyanates than the original stuff. Still wear your PPE though.
I use 2 pack in preference to any other paint system these days.
Ideally you would etch prime any... -
17th Jan 2021, 10:18 AM
Thread: Dust masks
by Karl Robbers- Replies
- 16
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- 428
While you are totally correct regarding the...
While you are totally correct regarding the Australian Standards etc, you may be surprised at how well a properly sized and fitted respirator will seal with a full beard. I can achieve a seal...
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17th Jan 2021, 10:04 AM
Thread: Workshop vacuum cleaner
by Karl Robbers- Replies
- 26
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- 819
Another vote for the magnetic pick up from me. I...
Another vote for the magnetic pick up from me. I love my swarf wand and it has been the best investment I have made for machine cleaning. I use the wand as a primary tool and then finish with a...
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12th Jan 2021, 11:32 AM
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Glad you went pneumatic. I have both electric...
Glad you went pneumatic. I have both electric and pneumatic sanders and I pick the air tools hands down.
On the subject of wet sanding, I would suggest that you research your options as many... -
3rd Jan 2021, 11:25 AM
Thread: Economical Milling
by Karl Robbers- Replies
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- 650
I am far from the most knowledgeable mill...
I am far from the most knowledgeable mill operator, but my take is that single point HSS tooling is at it's best for one off, specialised jobs. For example, take a fly cutter of 80mm diameter with a...
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23rd Dec 2020, 11:19 PM
Thread: Cigweld 200 Flow Regulator
by Karl Robbers- Replies
- 7
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- 241
The best advice that I could give you regarding...
The best advice that I could give you regarding regulators/flow meters is don't drop them, check for leaks when you swap cylinders, replace O rings on fittings as required and disregard the...
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23rd Dec 2020, 11:04 PM
Thread: Cheapest MIG that'll do the job?
by Karl Robbers- Replies
- 37
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- 1,237
Cheap MIG welders are definitely a compromise and...
Cheap MIG welders are definitely a compromise and probably best avoided in the main, although you do get the occasional brand/model that offers performance way above it's price point.
You definitely... -
23rd Dec 2020, 10:30 PM
Thread: Dwindling steel supplies
by Karl Robbers- Replies
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- 611
There definitely are supply issues with steel,...
There definitely are supply issues with steel, both Australian made and imported. One example that comes to mind is 75X10 flat bar - you cannot buy a decent quantity in the whole state of Tasmania...
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21st Dec 2020, 11:42 PM
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As many have posted, brake calipers with...
As many have posted, brake calipers with integrated park brakes are not uncommon and many cars have utilised them, albeit with varying degrees of success. One nasty habit that they do have is...
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21st Dec 2020, 02:10 PM
Thread: plaster/ skel trailer
by Karl Robbers- Replies
- 8
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I generally tuck clearance lights away somewhere...
I generally tuck clearance lights away somewhere protected like in between side coaming rail and the tie rail, because as you say, they do have a way of getting snotted while loading and unloading. ...
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18th Dec 2020, 05:58 PM
Thread: plaster/ skel trailer
by Karl Robbers- Replies
- 8
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- 827
Brakes on both axles are dead easy to set up,...
Brakes on both axles are dead easy to set up, just the slightly larger master cylinder as you mentioned.
On the subject of brakes, unless towing the trailer with multiple vehicles or loaning it to... -
16th Dec 2020, 12:32 PM
Thread: Oxy-LPG cutting
by Karl Robbers- Replies
- 38
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- 1,304
That's the price that I pay for my personal gas...
That's the price that I pay for my personal gas at home, which consists of one G size Oxygen and one 31Kg CO2. I have dealt with Supagas for some time, both through work, where I was responsible for...
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16th Dec 2020, 09:27 AM
Thread: Oxy-LPG cutting
by Karl Robbers- Replies
- 38
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- 1,304
What you save in rental with that Bunnings deal...
What you save in rental with that Bunnings deal is eaten up by their extortionate gas pricing. They are charging $129 for a 4.9M3 E size oxygen fill/swap. I currently pay $40 for a 10.3M3 G size...
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15th Dec 2020, 09:29 PM
Thread: Oxy-LPG cutting
by Karl Robbers- Replies
- 38
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- 1,304
If you plan on oxy LPG, then forget "d" size...
If you plan on oxy LPG, then forget "d" size anything and look at "e's" as a minimum.
BOC plans appear attractive, but if you use more than your 1 cylinder a year, they rapidly lose their shine.
I... -
15th Dec 2020, 09:21 PM
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As others have posted oxy lpg or oxy acetylene is...
As others have posted oxy lpg or oxy acetylene is the go. Be careful of BOC's "sweetheart" deals - the rental plus one fill deals. They are acceptable if you do only use one cylinder a year, but...
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9th Dec 2020, 04:31 PM
Thread: Oxy-LPG cutting
by Karl Robbers- Replies
- 38
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- 1,304
You are bang on there. While it is technically...
You are bang on there. While it is technically true that LPG requires roughly 4X the oxygen that Acetylene does to maximise combustion, the usage of Oxygen by the cutting jet uses far more than the...
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6th Dec 2020, 04:46 PM
Thread: Gal water pipe sizes
by Karl Robbers- Replies
- 26
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- 970
There may be something in the 2013 Tasmanian...
There may be something in the 2013 Tasmanian Bushfires Inquiry http://www.dpac.tas.gov.au/__data/assets/pdf_file/0015/208131/1.Tasmanian_Bushfires_Inquiry_Report.pdf I only had a quick look.
I can... -
4th Dec 2020, 04:59 PM
Thread: How would you make this?
by Karl Robbers- Replies
- 13
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- 889
The retainers may not be under much stress, but...
The retainers may not be under much stress, but they will be subject to metal on metal wear (albeit with some oil lubrication), so you will need to choose materials wisely lest the roller bore it's...
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4th Dec 2020, 11:13 AM
Thread: Gal water pipe sizes
by Karl Robbers- Replies
- 26
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- 970
I possibly did not explain that point clearly...
I possibly did not explain that point clearly enough. Since the Dunalley bushfires in 2013, the requirements for the already mandated dedicated firefighting water supply, (typically 10,000L with...
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2nd Dec 2020, 04:17 PM
Thread: Gal water pipe sizes
by Karl Robbers- Replies
- 26
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- 970
The document that Jack620 linked to dates back...
The document that Jack620 linked to dates back quite a long way. Current thinking (in my state at least) seems to be a little less enthusiastic about sprinkler systems for bushfire protection. ...
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29th Nov 2020, 08:02 PM
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- 793
I've been a Boilermaker for 28 odd years and the...
I've been a Boilermaker for 28 odd years and the best thing I ever did was choose Offhand Grinding as one of my optional modules during my apprenticeship. So few Boilermakers, (at least among the...
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29th Nov 2020, 07:44 PM
Thread: Remote Solar Panel Systems
by Karl Robbers- Replies
- 4
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- 347
I have something of an update. Following a more...
I have something of an update. Following a more detailed investigation it was determined that the fire was not caused by an electrical malfunction. It appears that a petrol powered air compressor...
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27th Nov 2020, 12:33 PM
Thread: PTO Safety Clutch Repair
by Karl Robbers- Replies
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- 157
Dependent on what condition the friction linings,...
Dependent on what condition the friction linings, plates and springs are in, it may be a better and cheaper option to just put a new safety clutch on. Last time I played with such things, I found...
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24th Nov 2020, 07:11 AM
Thread: Lathe tooling cost/quality
by Karl Robbers- Replies
- 38
- Views
- 1,395
Boyar's website is rubbish for sure and I...
Boyar's website is rubbish for sure and I honestly think it does him more harm than good. I am guessing that for a one man operation, it is probably not easy to run a business and keep a website...
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23rd Nov 2020, 08:28 PM
Thread: Lathe tooling cost/quality
by Karl Robbers- Replies
- 38
- Views
- 1,395
A parcel arrived today containing the parting off...
A parcel arrived today containing the parting off and threading tooling.
Upon opening the three layers of bubble wrap, I found two well finished tools, two packs of shiny new inserts and a parting... -
23rd Nov 2020, 08:10 PM
Thread: Parting the easy way
by Karl Robbers- Replies
- 31
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- 1,703
Excellent idea that would be an absolute game...
Excellent idea that would be an absolute game changer where thin shafts and/or smaller lathes were concerned.
Simple and effective. -
23rd Nov 2020, 03:54 PM
Thread: Spring type parting toolholder.
by Karl Robbers- Replies
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- 455
Back in the era when metal shapers were common, a...
Back in the era when metal shapers were common, a variation of that spring holder was often used in them with good results from what I've read.
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22nd Nov 2020, 09:19 AM
Thread: Lathe tooling cost/quality
by Karl Robbers- Replies
- 38
- Views
- 1,395
I reckon Barron and Pippin take the prize on this...
I reckon Barron and Pippin take the prize on this one. Flexing would be the most logical reason to specify an above center setup.
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21st Nov 2020, 11:32 PM
Thread: Lathe tooling cost/quality
by Karl Robbers- Replies
- 38
- Views
- 1,395
I agree. As per usual, I'm trying to find the...
I agree.
As per usual, I'm trying to find the link/page that told me that, but of course I can't find it now. I would have thought that aiming for center would be a good rule of thumb in all... -
21st Nov 2020, 11:09 PM
Thread: Remote Solar Panel Systems
by Karl Robbers- Replies
- 4
- Views
- 347
Remote Solar Panel Systems
I had an experience today that is quite frankly bugging me.
As some of you may know, I am a Volunteer Firefighter. Today My Brigade and I responded to a Structure Fire, which in itself is not an... -
21st Nov 2020, 10:36 PM
Thread: Lathe tooling cost/quality
by Karl Robbers- Replies
- 38
- Views
- 1,395
On the subject of parting off tool height, I...
On the subject of parting off tool height, I noted during my research that at least one of the insert and tool manufacturers specifies the ideal height as 0.1mm above center. I may well be wrong,...
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20th Nov 2020, 09:43 PM
Thread: Lathe tooling cost/quality
by Karl Robbers- Replies
- 38
- Views
- 1,395
I did consider making my own parting off block,...
I did consider making my own parting off block, but I chickened out. I have gifted my Son my old lathe, so I might make a parting off block to go with his lathe as I have no carbide tooling to speak...
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20th Nov 2020, 08:36 PM
Thread: Lathe tooling cost/quality
by Karl Robbers- Replies
- 38
- Views
- 1,395
While I do occasionally play with Stainless, it...
While I do occasionally play with Stainless, it is rare and there usually isn't much of it when I do. Having drilled my fair share of Stainless by hand, I certainly know what you mean though.
It... -
20th Nov 2020, 08:19 PM
Thread: Lathe tooling cost/quality
by Karl Robbers- Replies
- 38
- Views
- 1,395
Part of the reason for my decision, right or...
Part of the reason for my decision, right or wrong, was my gut feeling. As it stands, the price has come down to a hair under $700, but what I'm confident that I will have is a system that will hold...
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20th Nov 2020, 12:04 PM
Thread: Lathe tooling cost/quality
by Karl Robbers- Replies
- 38
- Views
- 1,395
Well I had a very interesting and educational...
Well I had a very interesting and educational talk with Robert from Boyar Tooling today and as a result I purchased the aforementioned tooling from him. He did sharpen his pencil a little, but the...
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19th Nov 2020, 09:24 PM
Thread: Lathe tooling cost/quality
by Karl Robbers- Replies
- 38
- Views
- 1,395
What issues have you had with the Chinese blades?...
What issues have you had with the Chinese blades?
According to H&F the 25mm parting off block and 32mm blade are Taiwanese sourced which is usually better but... -
19th Nov 2020, 09:08 PM
Thread: Lathe tooling cost/quality
by Karl Robbers- Replies
- 38
- Views
- 1,395
Ah yes the crapload, an ancient measurement...
Ah yes the crapload, an ancient measurement defining the degree that a rep is prepared to smooch up to his client. I wish I could spend a crapload in order to get free stuff, but my crapload tree...
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19th Nov 2020, 11:18 AM
Thread: Lathe tooling cost/quality
by Karl Robbers- Replies
- 38
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- 1,395
I checked out the link for that company. ...
I checked out the link for that company. Interesting pricing structure as all parting blade holders are the same price no matter the size and are at the upper end of the prices I'd previously been...
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19th Nov 2020, 07:14 AM
Thread: Lathe tooling cost/quality
by Karl Robbers- Replies
- 38
- Views
- 1,395
That's what I figured too Baron. I will go back...
That's what I figured too Baron. I will go back to Boyar and see if they can sharpen their pencil somewhat as they are a smaller concern and have treated me well in the past. Unless their is a...
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19th Nov 2020, 01:48 AM
Thread: Lathe tooling cost/quality
by Karl Robbers- Replies
- 38
- Views
- 1,395
Lathe tooling cost/quality
I am about to purchase two additional tools complete with inserts to add to the arsenal for my new lathe, these being a 25mm external threading tool (16ER inserts) and a 25mm parting off kit (25mm...
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16th Nov 2020, 11:50 PM
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3000X1500X3 is a standard sheet size for...
3000X1500X3 is a standard sheet size for aluminium and I would grab it with PVC coating if possible so as to preserve the surface (no scratches) while you cut it. As far as cutting goes, either a...
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15th Nov 2020, 08:44 PM
Thread: Toolex lathe
by Karl Robbers- Replies
- 25
- Views
- 1,207
I have the exact same lathe that you have bought...
I have the exact same lathe that you have bought and based on my own experience I would definitely use ISO 32 in preference to ISO 68 in the headstock as I reckon you will find it reluctant to start...
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9th Nov 2020, 09:42 PM
Thread: Brake band for lathe
by Karl Robbers- Replies
- 8
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- 646
I took the brake band to my local brake relining...
I took the brake band to my local brake relining company today and they are of the opinion that it looks like a proper friction lining that has deteriorated after being exposed to oil and then...
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8th Nov 2020, 11:36 PM
Thread: Brake band for lathe
by Karl Robbers- Replies
- 8
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- 646
Brake band for lathe
The time has come to replace the brake band on my lathe and I am a little surprised by what I've found when I removed the brake band. I expected to find a metal band with a traditional riveted...
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7th Nov 2020, 11:18 PM
Thread: Mig Welder for Generator Power
by Karl Robbers- Replies
- 12
- Views
- 727
You've identified your problem right there. BOC...
You've identified your problem right there. BOC Smootharc. I am yet to see a decent BOC Smootharc of any description and their build quality is absolute rubbish. Cheap Inverters often struggle...
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3rd Nov 2020, 10:43 PM
Thread: R u ok?
by Karl Robbers- Replies
- 26
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- 2,024
The events of this year will certainly be...
The events of this year will certainly be remembered for some time and their effects felt for many a year to come.
Personally, other than taking a week of stored RDO's (which ultimately turned out... -
3rd Nov 2020, 10:16 PM
Thread: Bowed flat bar straightening.
by Karl Robbers- Replies
- 26
- Views
- 1,375
If I am understanding your plans for your welding...
If I am understanding your plans for your welding table correctly, I.E. a series of slats 130 wide by 6mm thick making up your table surface, then I don't know how successful it will be. It doesn't...
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31st Oct 2020, 11:44 PM
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I would think twice before using that method. It...
I would think twice before using that method. It will work if and I do stress IF you are very confident that you can pull the pulley off before the weld cools and contracts. If you cannot achieve...
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21st Oct 2020, 07:47 PM
Thread: What is this?
by Karl Robbers- Replies
- 9
- Views
- 493
Fitted to a lot of old tractor front end loaders.
Fitted to a lot of old tractor front end loaders.