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UK diy (uk.d-i-y) For the discussion of all topics related to diy (do-it-yourself) in the UK. All levels of experience and proficency are welcome to join in to ask questions or offer solutions. |
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#1
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Cutting sandstone blocks
Hi,
I have about 60 sandstone blocks from and old church wall. I'd like to cut the blocks in two. I intend to use them to face a low garden retaining wall, using concrete infill behind. I'm looking at using an angle grinder and a 230mm diamond abrasive disk to cut them, but I'm not sure it would be up to the job. Also the disks seem to vary in price from ten quid to hundreds. Can anyone suggest a disk type/brand/supplier that would do this job. Thanks, Steve. |
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On Tue, 05 Apr 2005 09:20:42 +0100, Steve Jones
wrote: Hi, I have about 60 sandstone blocks from and old church wall. I'd like to cut the blocks in two. I intend to use them to face a low garden retaining wall, using concrete infill behind. I'm looking at using an angle grinder and a 230mm diamond abrasive disk to cut them, but I'm not sure it would be up to the job. Also the disks seem to vary in price from ten quid to hundreds. Can anyone suggest a disk type/brand/supplier that would do this job. Thanks, Steve. I suggest you sell the large blocks on ebay, and use the money to buy much cheeper smaller blocks ....... Rick |
#3
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Steve Jones wrote:
Hi, I have about 60 sandstone blocks from and old church wall. I'd like to cut the blocks in two. I intend to use them to face a low garden retaining wall, using concrete infill behind. I'm looking at using an angle grinder and a 230mm diamond abrasive disk to cut them, but I'm not sure it would be up to the job. Also the disks seem to vary in price from ten quid to hundreds. Can anyone suggest a disk type/brand/supplier that would do this job. Thanks, Steve For such a lot of blocks, personally, I would use a stone cutter from a hire shop with a diamond blade. I expect you will get through a lot of abrasive disks and as thicker these will generally generate more dust. Larger grinders are unwieldy IMO. I used a 4" grinder to chase out (fairly soft) mortar to repoint a sandstone wall to a depth of about 10mm over an area of 15m2 this took about 15 4" abrasive discs (deliberately used as for their thickness here), I was a little surprised that I needed that many (but not much). The advantages of stone cutters over grinders were mentioned here http://tinyurl.com/48l3b HTH Alex |
#4
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Rick wrote:
On Tue, 05 Apr 2005 09:20:42 +0100, Steve Jones wrote: Hi, I have about 60 sandstone blocks from and old church wall. I'd like to cut the blocks in two. I intend to use them to face a low garden retaining wall, using concrete infill behind. I'm looking at using an angle grinder and a 230mm diamond abrasive disk to cut them, but I'm not sure it would be up to the job. Also the disks seem to vary in price from ten quid to hundreds. Can anyone suggest a disk type/brand/supplier that would do this job. Thanks, Steve. I suggest you sell the large blocks on ebay, and use the money to buy much cheeper smaller blocks ....... Rick Novel ;-) |
#5
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"Steve Jones" wrote in message ... Hi, I have about 60 sandstone blocks from and old church wall. I'd like to cut the blocks in two. I intend to use them to face a low garden retaining wall, using concrete infill behind. I'm looking at using an angle grinder and a 230mm diamond abrasive disk to cut them, but I'm not sure it would be up to the job. Also the disks seem to vary in price from ten quid to hundreds. Can anyone suggest a disk type/brand/supplier that would do this job. Thanks, Steve. Hi Steve. Many years ago(1967?), I had a load of stone from an old demolished church delivered, approx 30tons if I remember rightly. they came from the inner lining of the church and were in slabs approx 15ins x 18-24ins x 4-6ins and were cream in colour. I found out from my local university that they were oolitic limestone . I spent many happy hours cutting them into bricks using a bolster and club hammer and built walls, gate pillars etc. The stone was quite soft and was relatively easy to cut but seemed to harden on exposure to weather over a period of years. It may be that you will also find that if your stone slabs are relatively thin and have a homogeneous structure they might break evenly after scoring with a bolster, just a suggestion. Good luck Tom |
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Tom wrote:
"Steve Jones" wrote in message ... Hi, I have about 60 sandstone blocks from and old church wall. I'd like to cut the blocks in two. I intend to use them to face a low garden retaining wall, using concrete infill behind. I'm looking at using an angle grinder and a 230mm diamond abrasive disk to cut them, but I'm not sure it would be up to the job. Also the disks seem to vary in price from ten quid to hundreds. Can anyone suggest a disk type/brand/supplier that would do this job. Thanks, Steve. Hi Steve. Many years ago(1967?), I had a load of stone from an old demolished church delivered, approx 30tons if I remember rightly. they came from the inner lining of the church and were in slabs approx 15ins x 18-24ins x 4-6ins and were cream in colour. I found out from my local university that they were oolitic limestone . I spent many happy hours cutting them into bricks using a bolster and club hammer and built walls, gate pillars etc. The stone was quite soft and was relatively easy to cut but seemed to harden on exposure to weather over a period of years. It may be that you will also find that if your stone slabs are relatively thin and have a homogeneous structure they might break evenly after scoring with a bolster, just a suggestion. Good luck Tom You could try scoring around the blocks with the grinder too and then use Tom's approach, which if works will be a lot less messy and cheaper! |
#7
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Steve Jones wrote:
Hi, I have about 60 sandstone blocks from and old church wall. I'd like to cut the blocks in two. I intend to use them to face a low garden retaining wall, using concrete infill behind. I'm looking at using an angle grinder and a 230mm diamond abrasive disk to cut them, but I'm not sure it would be up to the job. Also the disks seem to vary in price from ten quid to hundreds. Can anyone suggest a disk type/brand/supplier that would do this job. Thanks, Steve. something like this ? http://www.ceejaytool.com/stonemason_m50%20.html should make short work of most blocks without the attendant dust or danger. that's in the US but there will be an equivalent in the UK RT |
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