The first step in the fiberglass mold building process is to create a plug. A plug is the form which is to be duplicated and is usually a representation of the finished part. This can be an actual part, a reproduction, or a completely new form. In planning for the mold, certain factors must be taken into consideration; surface finish, draft angles, undercuts, and method of production. A quality mold surface begins at the plug stage. Every imperfection on the plug surface will be transferred to the mold, and to all subsequent parts. The preferable surface finish for the plug would be a Class "A" finish, which means it would be a polished, high-luster finish, free from any porosity or scratches.
Fibre Glast offers everything you will need to create a durable, high-gloss, Class 'A' finished plug, from polyisocyanurate foam, modeling clay, reinforcement and fairing compound to surfacing primer and mold release products.
Photo Credit: John Gregg, Gregg Drilling & Testing Inc, Signal Hill, CA.
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This oil-based modeling clay is non-drying and can be carved and shaped easily without cracking. It features...
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This oil-based modeling clay is non-drying and can be carved and shaped easily without cracking. It features...
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This dark brown, hard styling clay is workable at 135°F and is hard at, or below, room temperature. TY2 Klay...
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Professionals want the workability of a sulfur-based clay…without the risk of compromising their metal...
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This dark, forest green colored, sulfur-free modeling clay offers a new option when creating plugs for new...
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Gingher ® Featherweights are versatile enough to tackle most jobs in the workshop. These lig...
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Acetone is a powerful solvent, used in the composite industry as the standard for cleaning and degreasing. It will...
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Reduce spills, evaporation, and contamination. Easy-to-squeeze dispensing—Easy to identify. Our 16 oz....
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