Hump Molds Make Textured Pottery Easy

Textured pottery reminiscent of ancient designsa pony roller, to impress the entire texture into
can be reproduced in art classes today to helpthe clay and to keep it from moving. The
students easily connect to the historic tradition offully-impressed slab is peeled from the mold,
ceramics, but with the help of safe, modernturned with its textured side down, and rolled
materials and tools and technology such asaround a cardboard tube with the same
mechanical slab rollers. Throughout human history,circumference as the mold is long. The cylinder is
artisans from many civilizations and cultures havestood up and both of its edges are roughened to
created works of ceramic art which were inspiredinsure a good seal, then glued together with slip. It
by their beliefs, knowledge, and environment. Suchis necessary to press gently but firmly to make a
artwork is a like a visual heirloom of a certaintight seam. Then the top and bottom edges are
time and culture.smoothed out with a moist sponge. The
Students today can participate in a texturedcardboard tube is then slipped out of the cylinder,
ceramic project which teaches them both ancientand the cylinder can be pressed into an oval or
art history and aesthetics in a fun, hands-oneven square cross-section.
project. Mexican pottery self-hardening clay isThe piece is stood on the left-over clay slab, and
used, together with lead-free underglaze. Athen it is joined to its base with slip (pressing
â...oe" slab is rolled out using a slab roller or adown to insure a good bond). The piece is cut
rolling pin together with wood slats. If using aaway from the base slab leaving ¼" all
rolling pin it is a good idea to rotate the slabaround to form a stable foot. Excess clay is
¼ turn between passes, to secure an eventrimmed from the base, and a 45° back cut
slab. Using a rectangular cardboard template,is made around the base to create an attractive
uniform pieces are cut out of the slab, savingshadow-effect under the piece. Lug handles can
enough remaining clay to create bottoms. Thebe fashioned from ¾" coils of clay bent
canvas texture can be smoothed out with ainto U-shape and attached to the piece with slip.
flexible clay rib.The piece should be allowed to dry on a ware
Then the slabs are centered over textured humpcart until it is no longer feels cool when touched.
molds, and the clay is gently tamped onto theAfter bisque firing to cone 04, the piece can be
molds with sandbags. The slab is gently rolled withpainted with glaze before refiring.