Zone: Spray up
sprayup.jpg Overview

Spray up is a traditional open-mold process in which chopped fiber and thermoset resin is sprayed on to a mold, consolidated and then cured. This process dominated composites for many years, but is gradually being replaced by closed-mold processes like RTM.


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Most Recent Content: Spray up
Rapid Fiber Preforming On A Large Scale

Step 5: The outer screen is robotically removed (large top shown).

A proven alternative to open molding of big parts.


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Gel coat proportioner CompositesWorld

Graco (North Canton, OH, US) has introduced the Graco RS, a new flexible and precise composite gel coat system, designed specifically for use in automotive applications.

FRP chop gun CompositesWorld

Graco (North Canton, OH, US) has launched its RS chop gun for the flexible and precise application of fiber-reinforced plastic (FRP) in the marine and other markets.

MVP announces management changes CompositesWorld

Tom Hedger steps out of his CEO role, and will be involved as a consultant in the equipment company.

Looking for Lindberghs CompositesWorld

Every paradigm-shifting invention throughout human history has been met with skepticism. CW editor-in-chief Jeff Sloan says the composites industry has need of those willing to attempt what most believe impossible.

Incremental thinking just won’t cut it! CompositesWorld

Composites industry consultant and regular CW columnist Dale Brosius says if this industry is to have a future that goes anywhere profitable, then we've got to get off the road we're on and map out a whole new way to think about the tasks at hand.

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