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make-brake arcing contacts

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Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003157
EISBN: 978-1-62708-199-3
... process, and coprecipitation. composite materials electrical contacts make-brake arcing contacts make-brake sliding contacts property requirements pure metals sliding contacts wrought alloys ELECTRICAL CONTACTS are metal devices that make and break electrical circuits. If an ideal...
Book Chapter

Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005299
EISBN: 978-1-62708-187-0
... physical properties of fluidity and shrinkage. Colloquially, good castability refers to the ease with which an alloy responds to ordinary foundry practice without requiring special techniques for gating, risering, melting, sand conditioning, or any of the other factors involved in making good castings...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003135
EISBN: 978-1-62708-199-3
... the transmission of motion through friction (clutches), and for deceleration and stopping (brakes). In these applications, mechanical energy is converted into frictional heat, which is absorbed and dissipated by the friction material. Copper-base materials are preferred because of their high thermal...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006779
EISBN: 978-1-62708-295-2
... characteristics of fatigue fractures followed by a discussion on the effects of loading and stress distribution, and material condition on the microstructure of the material. In addition, general prevention and characteristics of corrosion fatigue, contact fatigue, and thermal fatigue are also presented...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003177
EISBN: 978-1-62708-199-3
... X X X X X X Transfer X X X X X X X X X X X X X X X Flat-edge trimming X X X X X X X X Hydraulic X X X X X X X X X X X X X X X X X X Press brake X X X X X X...
Book Chapter

By Ted Kostilnik
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001235
EISBN: 978-1-62708-170-2
... forces the flow of slurry to the nozzle. The movement of slurry through the nozzle is accelerated by compressed air. The nozzles are attached to an oscillating bar that directs the flow of slurry at the workpiece. After making contact with the workpiece, the slurry is fed back to the hopper and recycled...
Series: ASM Handbook
Volume: 14B
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v14b.9781627081863
EISBN: 978-1-62708-186-3
Series: ASM Handbook
Volume: 5A
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.hb.v05a.9781627081719
EISBN: 978-1-62708-171-9
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003163
EISBN: 978-1-62708-199-3
... focused on aluminum as the matrix metal. The combination of light weight, environmental resistance, and useful mechanical properties has made aluminum alloys very popular; these properties also make aluminum well suited for use as a matrix metal. The melting point of aluminum is high enough to satisfy...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003089
EISBN: 978-1-62708-199-3
... required shape. A simple classification of shape is as follows: Two-dimensional (2D) Profile of product does not change along its length. Examples: wire, pipe, aluminum foil. Many 2D products are used as raw material for processes that make them into 3D shapes. Three-dimensional (3D) Profile of...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003010
EISBN: 978-1-62708-200-6
... ether of bisphenol A (DGEBA) ( Fig. 10 ). This resin provides an excellent balance of physical, chemical, and electrical properties that makes it highly desirable in composite applications. The properties of commercial grades of BPA epoxy resins are shown in Table 9 . Epoxidized phenol novolacs, shown...
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006468
EISBN: 978-1-62708-190-0
... magnetizing a part without the need for making direct contact to the part itself. Central conductors are made of solid and tubular nonmagnetic and ferromagnetic materials that are good conductors of electricity. Fig. 7 Use of central conductors for the circular magnetization of (a) long, hollow...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003178
EISBN: 978-1-62708-199-3
... . The wire or rod makes contact in the drawing cone along the approach angle and is reduced to the dimensions of the drawing cone exit. The bearing region involves no further reduction and allows the die to be refinished without a change in the exit dimensions of the drawing cone. The back relief...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006772
EISBN: 978-1-62708-295-2
... understanding of what process is being used in the model to understand whether the results obtained are reasonable and accurate. It is typical to make assumptions when using a model, requiring the user to be fully aware of the effect of each assumption. It is often necessary for the user to perform a...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001283
EISBN: 978-1-62708-170-2
... these two techniques. For instance, CVD now makes extensive use of plasma (a physical phenomenon), whereas PVD is often carried out in a chemical environment (reactive evaporation and reactive sputtering). Likewise, CVD and PVD operations are often processed in the same integrated equipment in a...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003005
EISBN: 978-1-62708-200-6
..., rivets, or screws for assembly, which would increase the cost of the component. As another example, consider a household bucket. To make the body out of galvanized steel, three pieces (body, bottom, and handle fixers) have to be cut out of the sheet, assembled by seaming, and then soldered or brazed. In...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001232
EISBN: 978-1-62708-170-2
... and dies, such as those used for making contact lenses and other optical products. Grinding from solid combines the high-material-removal capability of modern abrasive finishing methods with the closer tolerances and forms that can be achieved using grinding processes. As an example, end mills of...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003138
EISBN: 978-1-62708-199-3
... can be substantially reduced in weight with little or no redesign. This is possible because manufacturing limitations make many parts heavier than necessary. For example, a casting, for successful filling of the mold, may require minimum wall thickness greater than that dictated by service...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005252
EISBN: 978-1-62708-187-0
... for risers or sprues, as shown in Fig. 6 . Heating pattern plates with electric elements can present several problems: To ensure that the heating elements will make complete contact and provide uniform heat throughout the plate, the back of the plate must be ground flat. If the pattern detail...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001311
EISBN: 978-1-62708-170-2
... relative to other structural metals and alloys, excellent corrosion resistance, and high specific proof strengths. Since titanium first became available in the mid-twentieth century, its major area of application has been in the aerospace industry, which makes up about 80% of its usage. Its level of use in...