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Triple
coated steel surface with a top coat of acrylic resin
over a galvanized steel base.
Surface
smooth & glossy with good surface hardness.
Resists
scratches.
Permits
easy writing & erasing.
It
does not rust & is as durable as porcelain enamel sheet
but at a lower cost .
50
mm X 50mm faint grids available.
Facilitates
writing & drawing graphs.
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