Ceramic coated bell/plunger (with handle) for Aluminium melt treatment
(max 800°C)
- The ceramic coating reduces Fe pick-up in the melt leading to
better grain formation and lower shrinkage.
- If necessary, the user can extend the handle, (grind off the
coating at point of weld). To avoid adhesion of metal/dross, the bells/plunger
should be coated with blacking before use. We recommend one painting per
shift. The unit must be slowly heated to approximately 200°C before
painting and 600°C before use. Any difference in the coefficient of
expansion between the steel plunger and the coating will be minimized
and flaking will be avoided.
- If after use a small amount of metal/dross is present, it can be
removed by using a wood or rounded metal scraper.
- Up to the three times normal working life can be achieved compared
to previous versions.
Dia. | d1 | d2 | h | Number of holes | Hole ∅ | Weight |
240 | 95 | 165 | 80 or 100 | 12 | 15 or 12 | 4,5 |
200 | 85 | 150 | 70 or 90 | 12 | 15 | 4,0 |
140 | 80 | | 70 | 5 | 12 | 3,5 |
120 | 80 | | 40 or 60 | 5 | 15 | 3,0 |
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Ceramic coated skimmer with handle for Aluminium melt treatment
(max 800°C)
- The ceramic coating reduces Fe pick-up in the melt leading to better grain formation and lower shrinkage.
- If necessary, the user can extend the handle, (grind off the coating
at point of weld). To avoid adhesion of metal/dross, the skimmer
should be coated with blacking before use. We recommend one painting
per shift. The unit must be slowly heated to approximately 200°C
before painting and 600°C before use. Any difference in the
coefficient of expansion between the steel skimmer and the coating
will be minimized and flaking will be avoided.
- If after use a small amount of metal/dross is present, it can be removed by using a wood or rounded metal scraper.
- Up to the three times normal working life can be achieved compared to previous versions.
Size | Number of holes | Hole diameter | a | Wall thickness |
∅ 120 | 7 | 13 mm | 14 mm | 6 mm |
∅ 200 | 13 | 13 mm | 18 mm | 6 mm |
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Ceramic coated pouring spoon with handle and pouring lip for
Aluminium smelt treatment (max 800°C)
- The ceramic coating reduces Fe pick-up in the melt leading to
better grain formation and lower shrinkage.
- If necessary, the user can extend the handle, (grind off the
coating at point of weld). To avoid adhesion of metal/dross, the
pouring spoon should be coated with blacking before use. We recommend
one painting per shift. The unit must be slowly heated to approximately
200°C before application of the blacking and then heated to
approximately 600°C before use. Any difference in the coefficient
of expansion between the steel pouring spoon and the coating will be
minimized and flaking will be avoided.
- If after use a small amount of metal/dross is present, it can be
removed by using a wood or rounded metal scraper.
- Up to the three times normal working life can be achieved compared
to previous versions.
Pouring spoon in a semi-spherical shape
with handle and pouring lip (left or 2 pieces)
|
Kg Al | 1,00 | 1,50 | 3,50 | 4,00 | 8,60 |
D [mm] | 120 | 140 | 180 | 200 | 240 |
a [mm] | 14 | 16 | 18 | 18 | 18 |
Wall thickness 4 mm
|
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