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Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0001814
EISBN: 978-1-62708-180-1
...-working and hot-working applications. It reviews problems introduced during mechanical design, materials selection, machining, heat treating, finish grinding, and tool and die operation. The brittle fracture of rehardened high-speed steels is also considered. Finally, failures due to seams or laps...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006818
EISBN: 978-1-62708-329-4
... Abstract This article discusses failure mechanisms in tool and die materials that are very important to nearly all manufacturing processes. It is primarily devoted to failures of tool steels used in cold working and hot working applications. The processes involved in the analysis of tool...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003508
EISBN: 978-1-62708-180-1
... around edges Hot cracking C 200: Discontinuities caused by internal tension and restraints to contraction (cracks and tears) C 210: Cold cracking or tearing C 211 (a) Discontinuities with squared edges in areas susceptible to tensile stresses during cooling; surface not oxidized...
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006922
EISBN: 978-1-62708-395-9
... conductivity of melt Drying temperature Injection rate Processing temperatures Hold pressure time Hot runner temperatures Maximum screw tangential speed Is this a medical device, consumable/packaging, automotive, used for water management, heat and ventilating, electronics, etc...
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006916
EISBN: 978-1-62708-395-9
... attack, and coefficient of thermal expansion difference between plastic and metal. However, if the metal inserts are not preheated to the same temperature as that of the mold before they are loaded into the mold, the hot melt will surround the cold insert and create residual stresses around the inserts...
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006864
EISBN: 978-1-62708-395-9
... it is still hot Die drool Material incompatibility Gas or moisture in the molten plastic Degradation or poor dispersion of fillers/additives Remove incompatible component Add fluoroelastomer Add compatibilizer Change compounding procedure Adjust die temperature Implement...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006831
EISBN: 978-1-62708-329-4
... with adjacent indentation marks Breakage (cold) C 120 Cracking with oxidation C 121 (a) Fracture surface oxidized completely around edges Hot cracking C 200 Discontinuities caused by internal tension and restraints to contraction (cracks and tears) C 210 Cold cracking...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003570
EISBN: 978-1-62708-180-1
..., result in erosion of solid surfaces. Affected Systems and Materials Cavity formation and collapse in liquids have been studied extensively over the years ( Ref 5 , 6 ). Machines and components that suffer cavitation damage include hydraulic pumps, valves, hydroturbine runners and guide vanes...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.9781627083294
EISBN: 978-1-62708-329-4
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006927
EISBN: 978-1-62708-395-9
... the material supplier, who should always review the tool design to ensure an appropriate gate design. The material supplier can also recommend gate sizing and runner designs for their materials. The recommendations of suppliers are invaluable, since suppliers have experience across a multitude of molds used...
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006915
EISBN: 978-1-62708-395-9
.... Rodriguez F. , Principles of Polymer Systems , 3rd ed. , Hemisphere Publishing , 1989 7. Schut J.H. , Why Syndiotactic PS Is Hot , Plast. Technol. , Feb 1993 , p 26 – 30 8. Deanin R.D. , Polymer Structure, Properties, and Applications , Cahners Books , 1972 , p 27...
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.9781627083959
EISBN: 978-1-62708-395-9