Agriculture Reference
In-Depth Information
Table 5
Results of tests on cutting modern rubbing bricks.
Name
Location of
Type of
Colour
Observations
Duration
bricks or
brick
by the
of cut
building source
bricklayers
(min:sec)
Company 1
Suffolk
Rubber
Dark orange
Dense texture
ES 0:45
Arrises good
GL 0:40
Few inclusions or air pockets
AL 0:45
Washed
DW 1:15
Quite hard
RD 1:07
Finished nicely with abrading
DD 0:42
Company 2
Sussex
Rubbing
Dark red
Very dense and smooth
ES 1:31
Brick
Excellent arrisses
GL 1:20
A few air pockets
AL 1:55
Speckled tiny white nodules
DW 2:10
flints-though washed
RD 2:03
Hard to cut
DD 1:23
Company 3
Hampshire
Rubbing Brick
Dark grey and
Light, open, sandy texture
ES 0:26
reddish brown
Coarser sand/dust to others
GL 0:20
Core breeze included in mix
AL 0:50
resulting in evidence of flash
DW 1:35
burn towards core of brick
RD 1:05
Fragile arrisses - needed care
DD 0:20
Air pockets and small
inclusion
Company 4
Suffolk
Rubbing Brick
Lighter orange red
Dense unwashed clay
ES 1:45
Good arrisses
GL 1:07
Large inclusions
AL 1:15
Hard to cut towards middle
DW 2:00
Finished nicely
RD 1:47
DD 1:13
Company 5
Buckinghamshire
1st Trial
Light orange
Very fine dust
ES 0:55
Rubbing Brick
On rubbing, surface
GL 0:45
presented an almost
DD 0:42
marbled appearance with
unbroken clay nodules
Light feel
Arrises satisfactory
Rubbed well
Inclusions
Company 5
Buckinghamshire
2nd Trial
Light orange red
Very fine dust
GL 0:50
Rubbing Brick
On rubbing, presented a
DD 0:53
clean homogeneous surface
Arrises nice and sharp
Rubbed well
Few minor inclusions
Cut and finished nicely
Key: GL
Gerard Lynch, ES
Emma Simpson, AL
Andrew Langridge, DW
David Watts, RD
Ron Denton,
DD
Derren D'Archambaud.
