preform

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preform

[prē′fȯrm]
(engineering)
A preshaped fibrous reinforcement.
A compact mass of premixed plastic material that has been prepared for convenient handling and control of uniformity during the mold loading process.
(engineering acoustics)
The small slab of record stock material that is loaded into a press to be formed into a disk recording. Also known as biscuit (deprecated usage).
References in periodicals archive ?
In terms of up-front capital costs, preformed pouch systems are generally far more expensive, says Mark Dickens, marketing director for processed and prepared foods at Cryovac, Duncan, S.C.
Operating costs, too, may favor f/f/s, Daniels says, since a preformed pouch machine is a little more labor intensive, requiring a worker to load pouches at the front end, while a form/fill/seal system just requires periodic loading of a 2,000- to 3,000-foot film roll.
Preformed pouch systems, for instance, may have an edge in terms of added security for smaller processors, says Todd Sandell, sales and marketing manager with Bemis Packaging Machinery Co., Minneapolis.
If the machine goes down, you're not able to do it semi-automatically (as you can with a preformed pouch system)."
On the other hand, preformed pouch systems are more likely to experience difficulty because of their complexity, Daniels says.
Preformed pouch machines also have problems handling packages more than 15 or 16 ounces in size, he says.