Out of Autoclave
Double-bag infusion: Thickness gradient and pressure
Cliff Walker (Vacmobiles, Auckland, New Zealand), explains how the large pressure changes during infusion result in laminate compression and thickness variations across the part.
Read MoreAbsolute vacuum gauge
The following is an excerpt from Issue 12 of The Composites Letter, published by www.vacmobiles.com (reposted here by permission) that outlines the importance of using an absolute vacuum gauge to measure pressure levels during double-bad infusion:“Often called a precision vacuum gauge, an absolute gauge actually works the opposite way to a conventional dial type vacuum gauge.
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Double-bag infusion: 70% fiber volume?
A double vacuum-bag system and tight process control enable repeatable fiber volumes of 60 to 70 percent and improves consistency of infused laminates.
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IBEX 2010: Looking up in Louisville
A new location helps regenerate a recession-battered industry, drawing in more exhibitors and attendees than in 2009.
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Preview: Composites 2011
The annual ACMA event returns to Florida, with a keynote look at composites from a military point of view.
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Unmanned Systems North America 2010
Growing trade event underscores composites’ continuing vital role in unmanned systems for aviation and marine applications.
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Learjet 85 composite pressurized cabin a cost cutter
Single-piece carbon fiber composite structure selected over multipiece aluminum fuselage barrel section in new bizjet design.
Read MoreHigh-Performance Resins 2010 Highlights
Inaugural conference for the advanced resins research crowd updates formulators and processors on the latest developments.
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