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autoclaves

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Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003041
EISBN: 978-1-62708-200-6
... Abstract Autoclave molding is a process used to impart a controlled heat and pressure cycle cure to a layup. This article describes the materials used for preparing a layup, including peel ply, separator, bleeder, barrier, breather, dam, and vacuum bag. It describes the major elements and...
Book Chapter

Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003412
EISBN: 978-1-62708-195-5
.... It presents a discussion on the major elements of an autoclave system, namely, pressure vessel, gas stream heating and circulation sources, gas stream pressurizing systems, loading systems, and vacuum systems. The article describes a computerized approach to the simultaneous control of materials...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003425
EISBN: 978-1-62708-195-5
...-impregnated thermoplastics, and true thermoplastics. It describes the processing methods of thermoplastic composites, including weaving, seaming, autoclaving, preconsolidation, roll consolidation, roll forming/pultruding, thermoforming, press forming, hydroforming, and diaphragm forming. The article discusses...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003398
EISBN: 978-1-62708-195-5
... the resin selection in designing the composite for use in a particular application. The article illustrates the various methods that are used to process a composite component, namely, wet lay-up, autoclave, resin transfer molding, and vacuum-assisted resin transfer molding. It provides a discussion on...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003459
EISBN: 978-1-62708-195-5
..., instructions, and materials for repair. It describes various paint-removal methods for composites. The article concludes with a discussion on various curing equipment, namely, portable repair systems, vacuum bags, and ovens and autoclaves. autoclaves composite repair ovens quality control repair...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003036
EISBN: 978-1-62708-200-6
... autoclave molding - suited for making parts on open-faced molds using polyester and vinyl ester resins. The article also provides information on mechanically assisted lay-up which can be automated to alleviate some of the manual work. autoclave molding contact molding hand lay-up mechanical...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001312
EISBN: 978-1-62708-170-2
... descaling, pickling or etching, anodizing, autoclaving, polishing, buffing, vapor phase nitriding, and electroplating. It also provides several application examples. anodizing autoclaving blast cleaning buffing chemical descaling cleaning electroplating etching finishing forming hafnium...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003419
EISBN: 978-1-62708-195-5
..., autoclave molding, diaphragm forming, compression molding, roll forming, bladder molding, liquid molding, filament winding, and pultrusion. thermoplastic composites composite consolidation autoclave molding diaphragm forming compression molding roll forming bladder molding liquid molding...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003404
EISBN: 978-1-62708-195-5
... autoclave molds. electroforming fiberglass machining computer-aided design nickel coefficient of thermal expansion compression molding metal autoclave mold tooling fabrication ELECTROFORMING is the production or reproduction of an article by electrodepositing a thickness of metal onto a...
Series: ASM Handbook
Volume: 12
Publisher: ASM International
Published: 01 January 1987
DOI: 10.31399/asm.hb.v12.a0000629
EISBN: 978-1-62708-181-8
... composites were all fabricated by lay-up of prepreg tape and were autoclave cured 175 °C (350 °F) according to the manufacturer's recommendations. Specimens were then end-tabbed and cut in accordance with the ASTM D3039. The 0° and 90° tensile specimens were tested in accordance with ASTM D3039, and the 0...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003476
EISBN: 978-1-62708-195-5
... graphite fiber-PMR High-pressure (compression) and low-pressure (autoclave) molding cycles have been developed for fabrication of fiber-reinforced PMR composites. Although the thermally induced addition cure reaction of the norbornenyl group occurs at temperatures in the range of 275 to 350 ºC (527...
Book Chapter

By Te-Lin Yau
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003645
EISBN: 978-1-62708-182-5
... corrosion tests at such elevated temperature and pressure. Autoclaves are often used for this type of test. They need to be manufactured in conformance with the American Society for Mechanical Engineers, or similar industry standards worldwide, and government regulations governing unfired pressure vessels...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003045
EISBN: 978-1-62708-200-6
... large effects on the temperature to be sensed. Thermocouple lags and variations must be controlled manually or with computer programs to hold all thermocouples within established limits. Autoclave air temperature, tool temperature, and part temperature, during various stages of processing, can vary by...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003039
EISBN: 978-1-62708-200-6
... from layer to layer) The capacity to use continuous fibers over the whole component area (without joints) and to orient fibers easily in the load direction Elimination of the capital expense of an autoclave Ability to fabricate structures that are larger than most autoclaves Obtainability...
Series: ASM Handbook
Volume: 9
Publisher: ASM International
Published: 01 December 2004
DOI: 10.31399/asm.hb.v09.a0009083
EISBN: 978-1-62708-177-1
...) Reflected light, bright-field illumination As mentioned previously, the honeycomb core has little strength perpendicular to the cell walls. This can cause problems in manufacturing, leading to such processing defects as honeycomb core crush or honeycomb movement during cure. When autoclave pressure is...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003431
EISBN: 978-1-62708-195-5
... conformity Each of these aspects is critical to the quality of a laminate. Until recently, fabrication procedures for composite laminates were almost exclusively focused on autoclave processing. With the increased focus on next-generation composite processing affordability, out-of-autoclave curing has...
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003695
EISBN: 978-1-62708-182-5
.... Synthetic rubbers are less susceptible to overvulcanization due to prolonged heating. For this reason, many synthetic rubber formulations display improved resistance to thermal exposure and heat aging. The four basic methods for vulcanizing or curing rubber linings are autoclave, internal steam, atmospheric...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003434
EISBN: 978-1-62708-195-5
... continue until those forming processes are completed. Mechanical life accumulates until the autoclave cure is initiated. Typically, air-temperature excursions above the required freezer storage temperature are allowed as long as the excursion does not exceed specified temperature and time limits. Exposure...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003435
EISBN: 978-1-62708-195-5
.... Numerous customized aids have been produced to facilitate efficient production of these designs and plans, including the Automated Tooling Manufacture for Composite Structure (ATMCS) design package (Prescient Technologies, Inc., Boston, MA). Another such aid is autoclave batch filling software in the form...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003368
EISBN: 978-1-62708-195-5
...-placement machines. With thermoplastics, though, total savings from hot tape lay-up will be larger than with thermosets because compaction occurs during lay-up, and autoclave cure is not required. Generally, production volumes must be substantial to effectively amortize the cost of automated placement...