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structural reaction injection molding

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Published: 01 November 2010
Fig. 10.19 Structural reaction injection molding (SRIM) (long-fiber reinforcement) More
Image
Published: 01 December 2003
Fig. 16 Structural reaction injection molding process More
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2003
DOI: 10.31399/asm.tb.cfap.9781627082815
EISBN: 978-1-62708-281-5
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.tb.scm.t52870285
EISBN: 978-1-62708-314-0
... 75 70 Density, g/cm 3 1.21 1.21 1.80 LFT—long fiber thermoplastic; GMT—glass mat thermoplastic; SMC—sheet molding compound. Source: Ref 7 10.6 Structural Reaction Injection Molding Reaction injection molding (RIM), shown in Fig. 10.17 , is a process for rapid fabrication...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2003
DOI: 10.31399/asm.tb.cfap.t69780433
EISBN: 978-1-62708-281-5
...-butadiene-styrene styrene-ethylene-butylene-styrene size-exclusion chromatography scanning electron microscopy short- ber-reinforced polymer secondary ion mass spectroscopy styrene-maleic anhydride sheet molding compound sheet molding compound Society of Plastics Engineers structural reaction injection...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2003
DOI: 10.31399/asm.tb.cfap.t69780064
EISBN: 978-1-62708-281-5
..., these design guidelines are still being developed. Some other disadvantages of composite processing include high product cost, high equipment cost (and limited availability), and low production rates. Composite production processes include casting, reaction injection molding (RIM), structural reaction...
Image
Published: 01 October 2012
Fig. 8.36 Reaction injection molding, reinforced reaction injection molding, and structural reinforced injection molding processes. Source: Ref 8.1 More
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2012
DOI: 10.31399/asm.tb.lmub.t53550325
EISBN: 978-1-62708-307-2
... Abstract This chapter describes the molecular structures and chemical reactions associated with the production of thermoset and thermoplastic components. It compares and contrasts the mechanical properties of engineering plastics with those of metals, and explains how fillers and reinforcements...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.tb.scm.t52870119
EISBN: 978-1-62708-314-0
... to form the part. Preforms can be manufactured by textile processes such as weaving, knitting, stitching, and braiding. Although structural reaction injection molding is used to make continuous-fiber parts, this process is more frequently used to make discontinuous-fiber parts and is therefore covered...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2020
DOI: 10.31399/asm.tb.bpapp.t59290035
EISBN: 978-1-62708-319-5
... injection molding, where the feedstock is often recycled. Thermosetting reactions are generally slow, and therefore, the time needed to form a component is long compared with that attained with a thermoplastic binder. In addition, the catalyst needed to induce the cross-linking reaction requires intense...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2020
DOI: 10.31399/asm.tb.bpapp.t59290261
EISBN: 978-1-62708-319-5
... solution to form a highly interlinked structure with most of the binder water trapped in cells formed by the long-range molecule. gel casting. A variant of low-pressure injection molding where the binder consists of a monomer that polymerizes in the die cavity, forming a rigid polymer to hold the particles...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2020
DOI: 10.31399/asm.tb.bpapp.9781627083195
EISBN: 978-1-62708-319-5
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2012
DOI: 10.31399/asm.tb.lmub.t53550511
EISBN: 978-1-62708-307-2
.... This chapter describes the applications, properties, and behaviors of some of the more widely used structural ceramics, including alumina, aluminum titanate, silicon carbide, silicon nitride, zirconia, zirconia-toughened alumina (ZTA), magnesia-partially stabilized zirconia (Mg-PSZ), and yttria-tetragonal...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.tb.ssde.t52310155
EISBN: 978-1-62708-286-0
...-shaped vessel. The injection and the reaction cause extremely thorough mixing, which would never happen in the flat, stagnant, arc furnace bath. This mixing not only allows the CO-producing reaction to reach equilibrium, but also the mixing of the slag and metal also permits desulfurization...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2012
DOI: 10.31399/asm.tb.lmub.t53550385
EISBN: 978-1-62708-307-2
... Abstract Polymer-matrix composites are among the lightest structural materials in use today. They are also highly resistant to corrosion and fatigue and their load-carrying capabilities, such as strength and stiffness, can be tailored for specific applications. This chapter discusses...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2013
DOI: 10.31399/asm.tb.mfub.t53740047
EISBN: 978-1-62708-308-9
... travel to go into solution) and the amount of segregation. Because segregation causes the casting composition to vary locally, chemical etching can reveal the cast structure. When metal is poured into a mold, the liquid has a velocity from the pouring operation. In addition, as the metal cools...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2020
DOI: 10.31399/asm.tb.bpapp.t59290251
EISBN: 978-1-62708-319-5
...: Understanding the Monolith Structure from a Rheological Approach , Mater. Des. , Vol 157 , 2018 , p 119 – 129 10.1016/j.matdes.2018.07.017 • Oh J.W. , Seong Y. , and Park S.J. , Effect of Nanoparticles in Bimodal Powder on Physical and Mechanical Properties of Powder Injection Molded...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2020
DOI: 10.31399/asm.tb.bpapp.t59290111
EISBN: 978-1-62708-319-5
..., die compaction, extrusion, injection molding, slip casting, slurry processes, and tape casting. Information on equipment setup, requirements, and the various factors influencing these processes are described. In addition, the chapter provides information on novel approaches and processing costs...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.tb.scm.t52870489
EISBN: 978-1-62708-314-0
.... Structural reaction injection molding (SRIM) is similar to the previous two processes except that a continuous glass preform is placed in the die prior to injection. Again, this process is used almost exclusively with polyurethanes. Owing to the highly reactive resins and short cycle times, SRIM cannot...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2022
DOI: 10.31399/asm.tb.isceg.t59320003
EISBN: 978-1-62708-332-4
..., facilitating phosphorus removal. Desulfurization is preferably done during tapping in the ladle. The manganese level is reduced by its reaction with FeO. The CO that evolved due to the carbon–oxygen (by carbon injection) interaction helps to provide nearly 30 to 40% of the heat required. It also reduces...