Laminates layers of fiberglass on molds to form boat decks and hulls, bodies for golf carts, automobiles, or other products.
This career is part of the Manufacturing cluster Production pathway.
A person in this career:
- Releases air bubbles and smooths seams, using rollers.
- Sprays chopped fiberglass, resins, and catalysts onto prepared molds or dies using pneumatic spray guns with chopper attachments.
- Selects precut fiberglass mats, cloth, and wood-bracing materials as required by projects being assembled.
- Pats or presses layers of saturated mat or cloth into place on molds, using brushes or hands, and smooths out wrinkles and air bubbles with hands or squeegees.
- Mixes catalysts into resins, and saturates cloth and mats with mixtures, using brushes.
- Bonds wood reinforcing strips to decks and cabin structures of watercraft, using resin-saturated fiberglass.
- Checks completed products for conformance to specifications and for defects by measuring with rulers or micrometers, by checking them visually, or by tapping them to detect bubbles or dead spots.
- Trims excess materials from molds, using hand shears or trimming knives.
- Repairs or modifies damaged or defective glass-fiber parts, checking thicknesses, densities, and contours to ensure a close fit after repair.
- Cures materials by letting them set at room temperature, placing them under heat lamps, or baking them in ovens.