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Member postings for Grindstone Cowboy

Here is a list of all the postings Grindstone Cowboy has made in our forums. Click on a thread name to jump to the thread.

Thread: Ballaarat copper boiler
02/11/2022 19:10:59

A bit below the racehorse, I found this. So it's a corrosion-resistant copper-based alloy - I suspect the next issue would be finding a supplier.

Rob

 

Edit - must type faster!

 

Links to https://dl.asminternational.org/alloy-digest/article-abstract/5/5/Cu-38/438/TOBIN-BRONZE-452Corrosion-Resistant-Copper-Base?redirectedFrom=fulltext

Edited By Grindstone Cowboy on 02/11/2022 19:11:44

Thread: Yet another scam
29/10/2022 15:00:14

More of the usual, but seems to have been more prevalent over the last week or two are calls allegedly originating in Coventry and Cardiff, purporting to be from your mobile phone provider. Mostly I ignored them, but thought I'd see what is was about on the last call. I didn't get any further into the process than them offering a 40% discount on my bill and then asking how much I was paying at the moment - they said this was to confirm my identity???

Rob

Thread: Source for wiper felt
27/10/2022 01:31:04

Just to resurrect my thread, I have found another source of what looks like just the stuff - Boots Self-Adhesive Thick Padding (Provides relief for Corns, Calluses and Bunions). Less than a fiver for a piece about 220mm by 100mm and 7mm thick, the self adhesive layer is fairly easily split off.

Rob

Thread: Revisiting The Red Devil by David Wardale
23/10/2022 15:48:59

Just noticed that "Driving the Train" instructional film is being repeated on TPTV at 7:05 pm this Wednesday, 26th October, in case you missed it.

Rob

Thread: From Across The Pond
20/10/2022 16:42:17

Hello Jack

Advice on posting photos can be found here.

Rob

Links to https://www.model-engineer.co.uk/forums/postings.asp?th=103028&p=1

Thread: Why aren't there plain washers on the market specifically for use under the heads of cap screws?
20/10/2022 16:15:39

Posted by SillyOldDuffer on 20/10/2022 16:11:20:.........

.........

'Turn of the Nut' is a new one on me. Can anyone explain how it works?

Dave

Only guessing, but could it mean something like those plastic pointers you see on lorry wheels?

Rob

Thread: The cheek of McDonalds
18/10/2022 20:30:21

Well, to be fair, every website you visit has to know your IP address, and some of that other info could quite conceivably be used to prevent (or at least detect) someone trying to, for instance, programmatically collect hundreds of free meals a day.

I do quite like the apple pies.

Rob (playing devil's advocate)

Thread: I'm always asking about imperial threads
17/10/2022 18:11:06
Posted by duncan webster on 16/10/2022 19:34:43:

I've read somewhere that the Royal Navy used non standard threads so that if a warship fell into enemy hands they wouldn't be able to maintain it. Theses foreign chappies can't make nuts and bolts of course.

I understand the Brown Bess musket was made a larger calibre than the contemporary French service musket so we could use their ammunition, but they couldn't use ours.

Rob

Thread: Aluminium sheet
16/10/2022 14:06:00

Well, I read an explanation of it in a Reader's Digest "How Do They Do That?" type book many years ago, and it involved various metal tubes and rods (but luckily for the chickens AFTER their input has ended).

Firstly, the whites are cooked in a tube with a central rod, forming an egg white cylinder, then the rod is extracted and raw yolk inserted and cooked. So you have, effectively, a very long egg which can be cooked into the pie.

Full marks to M&S (no pun intended) for not going fully industrial.

Why don't chocolate chips in chocolate chip cookies melt when they are being baked?

Rob

15/10/2022 12:13:40

And how do they do those pork pies with an egg in the middle and in every slice the egg is the same size?

(I know the answer, but it might spark discussion devil)

Rob

15/10/2022 11:00:29

I believe most modern baking trays do come with a non-stick PTFE coating.

Rob

Thread: Chuck Arbor
15/10/2022 10:55:30

I was once told by an old-time car mechanic that it was common to clean propshaft bolts and then wet them before assembly, so the resultant rust stopped them coming loose. That would have been in the pre-Loctite (and possibly pre-Nyloc nut) days, I guess.

Sounds feasible and practical, if not best engineering practice?

Rob

Thread: Engineering Shows
13/10/2022 21:40:50

Just got back, I quite enjoyed the show, as did the friend I dragged along. Not too many bargains on the second-hand side of things, and I suffered from a permanent senior moment, knowing that I needed some Delrin, but no idea of what I needed it for...

All round, quite enjoyable.

Jay - I think I may have been stood behind you during your negotiation!

Rob

Thread: APOLOGY !
13/10/2022 21:34:06

Just got back from the show. Sorry to hear about your car problems, Noel, hope you can get it sorted without too much trouble or expense.

The drill bits will be saved for next time devil

Rob

Thread: 5/8th silver steel - good value!
11/10/2022 09:54:29

£13.99 but still good value yes

Rob

Thread: A new old boy
10/10/2022 21:47:53

Good evening Martyn, welcome to our happy band!

Rob

Thread: Very very simple wireframe image
08/10/2022 17:17:59

Just to be pedantic, Space Invaders was bog-standard raster-scan. Atari Star Wars, Missile Command and Asteroids were examples of vector-scan games.

(Misspent youth working in amusement arcades...)

Rob

Edited for spelling sad

Edited By Grindstone Cowboy on 08/10/2022 17:18:37

Thread: Allendale-Ultrasonics
06/10/2022 19:13:01

Mine, a generic Chinese type, is pretty noisy whether parts are in a basket or not. And yes, ear defenders are called for if you are close to it. The bubbles are very small, and not produced in large quantities, so I'd say yours is working the same as mine, and mine does what it's supposed to.

Rob

Thread: Number drills?
05/10/2022 10:58:50

By amazing coincidence, I was looking at these last night. Try Amazon and search for

Proops Set x 4 Steel Twist Drill & Machine Tap Gauges, Fractional, Metric, Number, Letter. (M9123) Free UK Postage

Rob (didn't mean to shout, it's the cut and paste...)

Thread: Central Heating Room Thermostat
04/10/2022 16:43:01

If you have the external weather sensor fitted to your boiler and set up properly - and I recommend that you should - then a Nest or Hive would be a bit of overkill in my opinion. You just need a simple timed thermostat. Personally, I'm not keen on wireless ones, but if you have a look here, you'll find a selction. I'd go with the Drayton or Siemens myself, but not sure what features you are looking for.

Links to https://www.heatingcontrolsonline.co.uk/wireless-programmable-thermostats.html?limit=100

No connection other than as a satisfied customer

Rob

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