"the_dawggie" <the_dawggie@[EMAIL PROTECTED]
> wrote in message
news:03bf65f4-4893-42b1-8383-d2e923cb526c@[EMAIL PROTECTED]
> On May 11, 5:02 pm, "Trevor Wilson"
> <trevor@[EMAIL PROTECTED]
> wrote:
>> I had to cut some 8mm steel yesterday and today. I dusted off my trusty
>> 9"
>> angle grinder and set to work. I wore out one wheel (Flexovit)and the
>> only
>> one I had available was an 8" Flexovit (Aussie made). I wore it out in
>> short
>> order. It's cutting performance was what I would term "satisfactory".
>> About
>> 2cm/minute (best guess). I toddled off to Bunnings this afternoon to
buy
>> some more wheels. Unfortunately, the Flexovit wheels had the wrong size
>> mounting hole, so I purchased a 5 pack of Trojan (Chinese made) branded
>> wheels. Hopeless cutting performance. I mean, REALLY BAD. It took about
5
>> minutes to cut 2cm. The wheel didn't wear down and faster or slower
than
>> the
>> Flexovit. It just hardly cut the metal at all.
>>
>> What gives?
>>
>> The technology is hardly state of the art. All wheels are rated for
>> ferrous
>> metal cutting. Since most of my cutting is done with a 4" grinder, this
>> is
>> not something I've experienced before. I've not experienced this sort
of
>> poor performance when cutting concrete, bricks and stone. Are all these
>> Chinese wheels bad, or did I get a bad batch?
>>
>> The Torjans are going back on Monday. I doubt that I'll buy them again.
>
> I've used a GMC drop saw with the appropriate very large
> discs and the kit to line stuff up - they tend to work.
>
> Angle grinder is for a different purpose, sure can use it,
> however you would need to get the cut perfect. The metal
> cutting drop saw is essential for getting welds right.
**I appreciate that. However, the cuts are not critical. I just need
clearance for the job. +/- a couple of cms is fine. Cosmetics don't
matter,
since it will be covered anyway.
Trevor Wilson
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