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Biax Power Scraper

Want to buy

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John Waller07/01/2020 23:30:51
10 forum posts

Hi folk

Can anyone help please? I'm looking for a Biax electric scraper, ideally a model 7.

Sadly I had one for years that just gathered more and more dust and was not even used once ... so I sold it ... and now I need one.

So if you have one or know where one might be then I'd love to hear from you.

Many thanks in anticipation

John

(Norfolk but distance no issue at all)

old mart08/01/2020 22:36:10
4655 forum posts
304 photos

New ones are available at a staggeringly high price, second hand very difficult.

**LINK**

Hopper08/01/2020 23:11:22
avatar
7881 forum posts
397 photos

They come up on eBay USA regularly. Not cheap at $800 - $1500 though. And USA shipping costs have gone stupid in recent years.

Pete Rimmer08/01/2020 23:21:30
1486 forum posts
105 photos

If you're going to get a Biax get a green one. You can at least do something with them if you have motor problems as the motors are used in other tools. The blue ones are unique so you have no chance finding a rotor or armature. The fans have a habit of coming loose and I was lucky to rescue mine when it happened. Your options would be a rewind/repair or make an adapter plate to graft a later motor onto it.

They are super-reliable but worth thinking about.

John Waller09/01/2020 22:52:41
10 forum posts
Posted by old mart on 08/01/2020 22:36:10:

New ones are available at a staggeringly high price, second hand very difficult.

**LINK**

Yes I'm aware the new ones are stupid money so I won't be buying new! thumbs down

Thank you for the reply though.

John

John Waller09/01/2020 22:54:25
10 forum posts
Posted by Hopper on 08/01/2020 23:11:22:

They come up on eBay USA regularly. Not cheap at $800 - $1500 though. And USA shipping costs have gone stupid in recent years.

Yes I'm aware they are regularly on eBay in the US but I don't want 110V. Shipping wise well I'd pay if it was the right one.

John Waller09/01/2020 22:58:04
10 forum posts
Posted by Pete Rimmer on 08/01/2020 23:21:30:

If you're going to get a Biax get a green one. You can at least do something with them if you have motor problems as the motors are used in other tools. The blue ones are unique so you have no chance finding a rotor or armature. The fans have a habit of coming loose and I was lucky to rescue mine when it happened. Your options would be a rewind/repair or make an adapter plate to graft a later motor onto it.

They are super-reliable but worth thinking about.

Hi Pete - Thanks for your detailed reply: Most appreciated

Don't think I've seen a secondhand green one but I'm looking. Missed a blue #7 in France.

Not common too common in Europe from my searches so far.

KR

John

Andrew Evans09/01/2020 23:09:50
366 forum posts
8 photos

Why are they so expensive?

Simon Williams 309/01/2020 23:45:02
728 forum posts
90 photos

I know it's a bit off the wall, but would you get anywhere with a multitool adapted for the job?

E.g. Makita multi-tool (other makes/sources are available)

I guess it's not a true scraper action, but the price is a bit kinder and maybe the technique could be adjusted?

Any ideas/comments? Has anyone tried one for this application?

Best rgds Simon

Pete Rimmer09/01/2020 23:59:29
1486 forum posts
105 photos
Posted by Andrew Evans on 09/01/2020 23:09:50:

Why are they so expensive?

Big fish in a tiny pond. They are bought by industry and if you need one you have to pay what they want. That said, the mechanism that produces the variable-stroke reciprocating motion is beautifully designed, yet fundamentally simple and so very reliable.

Grindstone Cowboy10/01/2020 00:16:22
1160 forum posts
73 photos
Posted by Simon Williams 3 on 09/01/2020 23:45:02:

I know it's a bit off the wall, but would you get anywhere with a multitool adapted for the job?

E.g. Makita multi-tool (other makes/sources are available)

I guess it's not a true scraper action, but the price is a bit kinder and maybe the technique could be adjusted?

Any ideas/comments? Has anyone tried one for this application?

Best rgds Simon

Probably not, I'm afraid, but maybe something like this would be a starting point for trying to do it on the cheap?

Mark Rand10/01/2020 00:44:58
1505 forum posts
56 photos

The multi-tool rotates 3.2°. the Biax has a linear stroke adjustable from 0-20mm. So not really convertable.

 

There are two reasons for the price of Biax scrapers. Both apply to the new product and the latter apply to the second hand market.

  1. Swiss.
  2. Small market with high demand.

I'm afraid I off mine via EBay before the world went mad £60 for a BL-10.

I'll probably be finished with it in two or three years time after which I'll pass it along so another poor sod can make his toys better than new.

Edit to add:-
The variable centre swash plate drive that the Biax scrapers use is a fairly simple thing to make.

Edited By Mark Rand on 10/01/2020 00:51:14

Kiwi Bloke10/01/2020 10:38:48
912 forum posts
3 photos

The ever-fascinating and obviously very capable Robin Renzetti has posted on Instagram a few pics of his conversion of a sensibly-priced reciprocating saw to a power scraper, and followed up with pics of apparently excellent results achieved. AFAIK, he hasn't written up a detailed 'how-to', but it certainly seems do-able, from the pics available. His multitude of other posts are also fascinating.

Pete Rimmer11/01/2020 00:02:01
1486 forum posts
105 photos

You'd have half a chance with a modified recip saw but those multi-tools aren't up to the down-pressure required for scraping.

Raymond Anderson11/01/2020 07:07:12
avatar
785 forum posts
152 photos

Mark Rand, Biax scrapers are German, some products are made in Switzerland and Italy aswell as Germany. They are a German company. Schmid &Wezel [ the founders ] Expensive, but the best power scrapers made.

jacques maurel11/01/2020 09:14:25
avatar
84 forum posts
20 photos

Have a look at the video: **LINK**

J Maurel

Mark Rand11/01/2020 11:14:10
1505 forum posts
56 photos
Posted by Raymond Anderson on 11/01/2020 07:07:12:

Mark Rand, Biax scrapers are German, some products are made in Switzerland and Italy aswell as Germany. They are a German company. Schmid &Wezel [ the founders ] Expensive, but the best power scrapers made.

Swiss products from a Swiss division of a German company are still Swiss smiley. My BL40:-

 

 

Edited By Mark Rand on 11/01/2020 11:17:17

Pete Rimmer11/01/2020 12:51:54
1486 forum posts
105 photos

The early Biax motors were made by Scintilla AG (who made the first 'Lesto' Jigsaw), a Swiss company, later bought by Bosch. This is why you can't get motors for them. The green Biax motors are Metabo and share parts with Metabo tools (jigsaws) than commonly appear on the used market. They all say 'made in Switzerland'.

Raymond Anderson11/01/2020 13:39:36
avatar
785 forum posts
152 photos

Hmmm, Genuinely Interesting, so does that mean The Volkswagen Beetle is Brazillian ? or certain Liebherr equipment is American ? or some Nikon cameras made in China... does that make Nikon Chinese?. Some Biax scrapers are made in Switzerland, some in Germany [ certainly used to be ] either way, they are superb bits of gear.

John Waller13/01/2020 15:58:14
10 forum posts

To all of you that replied to my post looking for a Biax Scraper - a BIG Thank You! smiley ... I'm now the owner of TWO!

(And both made in Switzerland)

One of which will be offered for sale in the near future!

John

 

Edited By John Waller on 13/01/2020 15:59:55

Edited By John Waller on 13/01/2020 16:00:24

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