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       CODE: 759.664-014 Buy the DOT:Download/CD-ROM
TITLE(s): EXPANSION-JOINT BUILDER (rubber goods) alternate titles: expansion-joint finisher
Fabricates expansion joints for ends of rubber hose to permit coupling of hose to pipes or ducts
according to blueprints and customer specifications: Examines blueprints and work ticket to
determine dimensions and type of joint to be fabricated. Applies solution of soapstone and water to
end of hose and builds up specified number of layers of rubber and fabric around end of hose or on
mandrel to form expansion joint. Wraps joint with tape and steel curing plates preparatory to
vulcanizing, using rule and calipers to ensure conformance to specifications. Removes tape and
curing plates or rubber reinforcing material after vulcanizing and trims or grinds joint to
specified diameter and contour, using knife and portable grinder. Applies precured rubber patches to
cover defects, such as low spots or surface cracks. Marks and punches bolt holes in joint, using
templates, scriber, and hand punch. Paints joint, using brush, and hangs completed joint to dry.
GOE: 06.02.29 STRENGTH: M GED: R3 M2 L2 SVP: 4 DLU: 77
ONET CROSSWALK: 93956 Assemblers and Fabricators- Except Machine, Electrical, Electronic, and Precision
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