*  Grinding (abrasive cutting) - Wikipedia
Physical property changes include the possible loss of magnetic properties on ferromagnetic materials. Chemical property ... Surface grinding'uses a rotating abrasive wheel to remove material, creating a flat surface. The tolerances that are normally ... High grinding temperatures may cause a thin martensitic layer to form on the part, which will lead to reduced material strength ... Aluminum, brass and plastics can have poor to fair machinability characteristics for cylindrical grinding. Cast Iron and mild ...
  https://en.wikipedia.org/wiki/Grinding_(abrasive_cutting)
*  US6323439B1 - Metal core multilayer resin wiring board with thin portion and method for manufacturing the same -...
A multilayer resin wiring board includes a metal core substrate having a first main surface and a second main surface; a ... Material for the insulating resin layer may be selected because of its insulating property, heat resistance, moisture ... resistance, and laser machinability. Examples of such materials include resins such as an epoxy resin, a polyimide resin, a BT ... a wiring layer located on the first main surface side, and a wiring layer located on the second main surface side. However, ...
  https://patents.google.com/patent/US6323439?oq=5%2C675%2C808
*  Bismuth bronze - Wikipedia
They are found as a surface layer on automotive or mechanical components which receive heavy wear such as hydraulic piston ... Selenium is added to red copper-bismuth alloys because it strengthens properties of the bismuth of the material. Because liquid ... and many of them bear nearly identical mechanical properties to common leaded alloys, such as machinability and high thermal ... more lead-free alternative materials have been developed which maintain properties of their lead predecessors without ...
  https://en.wikipedia.org/wiki/Bismuth_bronze
*  An Approach Based on the Exploratory Data Analysis to Relate the Wear Behavior with the Microstructure of Ductile Cast Irons
Open Access journal that publishes original research articles as well as review articles in all areas of materials science and ... Advances in Materials Science and Engineering is a peer-reviewed, ... DCIs are low cost materials. They have properties like moldability, mechanical strength, and machinability characteristics. ... with the microstructure of the material [4-7]. Therefore, it has been proven that the microstructure of materials directly ...
  https://www.hindawi.com/journals/amse/2016/2605602/
*  Brass - Wikipedia
Aluminium also causes a highly beneficial hard layer of aluminium oxide (Al2O3) to be formed on the surface that is thin, ... Red brass typically has 5 percent to 10 percent zinc ... "C23000 Copper Alloys (Red Brass, C230) Material Property Data Sheet ... Also in California, lead-free materials must be used for "each component that comes into contact with the wetted surface of ... To enhance the machinability of brass, lead is often added in concentrations of around 2%. Since lead has a lower melting point ...
  https://en.wikipedia.org/wiki/Brass
*  Advanced Materials Research
The 2D finite element chip formation model uses remeshing for material separation allowing highly detailed surface layer ... light weight as well as good fatigue and corrosion-resistance properties. The machinability of these difficult-to-cut metallic ... In further experiments the material behavior of the test material SAE 5120 was determined and a material model was developed. ... The surface finish is also improved by increasing cutting velocities with the cutter axis inclination. When the cutter is ...
  https://www.scientific.net/AMR.223
*  Drilling - Wikipedia
... stresses around the hole opening and a very thin layer of highly stressed and disturbed material on the newly formed surface. ... The type of chips formed can be an indicator of the machinability of the material, with long chips suggesting poor material ... Some materials like plastics as well as other non-metals and some metals have a tendency to heat up enough to expand making the ... Drilling may affect the mechanical properties of the workpiece by creating low residual ...
  https://en.wikipedia.org/wiki/Drilling
*  Arbor milling - Wikipedia
Materials with good or excellent machinability include aluminum, brass, mild steel, cast iron, and thermoset plastics. Though ... Arbor Milling can create an untempered martensitic layer on the surface of heat-treated alloy steels, about 0.001 in. thick. ... An arbor mill is a type of milling machine characterized by its ability to rapidly remove material from a variety of materials ... Mechanical properties of the workpiece may be affected with a built-up edge or dull tool. ...
  https://en.wikipedia.org/wiki/Arbor_milling
*  COPPER CORROSION RESISTANT, MACHINABLE BRASS ALLOY - MOEN INCORPORATED
The alloy composition has an excellent machinability and a high degree of copper corrosion resistance, and is composed of: 69 ... corrosion resistance and machinability of low lead (Pb) brass alloys. Such metal candidates are bismuth (Bi), antimony (Sb), ... tellurium (Te), phosphorous (P), silicon (Si), sulfur (S) for machinability improvement; and tin (Sn) for corrosion resistance ... chemical and electrochemical properties that will improve the copper (Cu) ...
  http://www.sumobrain.com/patents/wipo/Copper-corrosion-resistant-machinable-brass/WO2011066581.html
*  Microstructural Characterization of Sprayed Aluminum Matrix Composites Reinforced by SiC Particles
Aerospace Materials and Superconductors: Microstructural Characterization of Sprayed Aluminum Matrix Composites Reinforced by ... SEM examination of worn surface and wear debris shows that the various wear mechanism are involved in material removal. ... EDS analysis reveals the formation of mechanically mixed layer in the composites enabling better wear properties. Fine size ... Materials Science Forum. Progress in Light Metals, Aerospace Materials and.... Microstructural Characterization of Sprayed... ...
  https://www.scientific.net/MSF.546-549.657
*  Patente US5698303 - Controlling the porosity and permeation of a web - Google Patentes
... the thickness of the polymer composition encapsulating the fibers and the thickness and placement of the internal polymer layer ... thinnable polymer composition that preferably encapsulates a plurality of fibers of the web and/or forms an internal layer ... machinability, and other properties. The barrier and permeability properties normally are obtained by manufacturing a ... Sample materials were tested in triplicate using ES22 viral barrier test as defined by ASTM. For a material to be considered a ...
  http://www.google.es/patents/US5698303?dq=flatulence
*  Aluminium alloy inclusions - Wikipedia
... in light gauge foil Flange cracks in Beverage containers Surface streaks in bright automotive trim and lithographic material ... liquid aluminium reacts with the oxygen and form an oxide film layer (gamma-Al2O3). This layer becomes thicker with time. When ... Titanium boride (TiB2) is intentionally added to the melt for grain refinement to improve mechanical properties. Phosphorus is ... Unreacted refractory particles coming from the degradation of refractory materials which comes in contact with the melt. ...
  https://en.wikipedia.org/wiki/Aluminium_alloy_inclusions
*  Patent US6312523 - Apparatus of feedback control for the placement of a polymer composition ... - Google Patents
... or has an internal layer extending through the web in a direction generally spaced from at least one major surface thereof; or ... Additional measurements of web density, micro porosity, placement of an internal layer of polymer within the web, analysis of ... The controlled placement is preferably performed by applying the polymer composition onto a surface of a moving web, shear ... has both encapsulated structural elements and an internal layer of polymer composition. ...
  http://www.google.ca/patents/US6312523
*  Patente US4108173 - Blood access device - Google Patentes
... to provide the layer 27. The interfacial surfaces, particularly the tapered circumferential surface 35 and the bottom face 37, ... Prosthesis of polymeric material coated with biocompatible carbon. US5387247 *. 3 Ene 1990. 7 Feb 1995. Sorin Biomedia S.P.A.. ... The core materials and the process of applying the pyrolytic carbon coatings are described in detail hereinafter. The cap 43 is ... The metallic construction of both the housing and the valve body lends itself to machinability in the forming of these ...
  http://www.google.es/patents/US4108173
*  Copper - Wikipedia
"Copper, Chemical Element - Overview, Discovery and naming, Physical properties, Chemical properties, Occurrence in nature, ... A freshly exposed surface of pure copper has a reddish-orange color. Copper is used as a conductor of heat and electricity, as ... Heating this material with silica in flash smelting removes much of the iron as slag. The process exploits the greater ease of ... Copper does not react with water, but it does slowly react with atmospheric oxygen to form a layer of brown-black copper oxide ...
  https://en.wikipedia.org/wiki/Copper
*  Enhanced Surface Integrity From Cryogenic Machining of AZ31B Mg Alloy: A Physics-Based Analysis With Microstructure Prediction ...
The thermomechanical properties of tool material were adopted from the default properties provided in the tool material library ... For materials below the UFG layer, the simulated equivalent plastic strain and dislocation density diminished quickly and grain ... The machinability of Mg and its alloys is good in terms of high material removal rate, good surface finish, and extremely low ... Material. α. *. β. *. ko. A (K−1). B (K−1). γ. ˙. o. f. o. f. ∞. K. M. γ. ̃. r. ρ. w. (m−2). ρ. c. (m−2). b (m). α. ...
  http://manufacturingscience.asmedigitalcollection.asme.org/article.aspx?articleid=2539435
*  UCD Dublin | Research | Emeritus
TEM study on the surface white layer in two turned hardened steels'. Materials Science & Engineering A: Structural Materials: ... The laser drilling of multi-layer aerospace material systems'. Journal of Materials Processing Technology, 123 :100-106. [DOI] ... Materials Science & Engineering A: Structural Materials: Properties, Microstructure and Processing, 325 (1-2):356-364. [Details ... Spur, G., Byrne, G. ; The Machinability of Soft Magnetic Materials SME - NAMRC XV Conference, USA, May 1987, Proceedings USA ...
  http://www.ucd.ie/research/people/emeritus/professorgeraldbyrne/
*  Challenges and Opportunities for Spark Plasma Sintering: A Key Technology for a New Generation of Materials - PDF
A Key Technology for a New Generation of Materials M. Suárez, A. Fernández, J.L. Menéndez, R. Torrecillas, H. U. Kessel, J. ... Manufacturing Process and Material Properties of Carbon and Graphite Materials. Schunk Kohlenstofftechnik Manufacturing Process ... Module 3 Machinability. Version 2 ME, IIT Kharagpur Module 3 Machinability Lesson 1 Cutting Tool Materials of common use ... Layer Deposition: Thermal Oxidation and CVD. Rupesh Gupta IIT Delhi Supervisor: Dr. Chacko Jacob 1 Layer Deposition: Thermal ...
  http://docplayer.net/1898934-Challenges-and-opportunities-for-spark-plasma-sintering-a-key-technology-for-a-new-generation-of-materials.html
*  SME - Customize Your Grinding Fluids
Grinding is materials-driven. The harder the material is to machine, the more creepfeed grinding and high-speed superabrasives ... Many users pay a premium to get a grinding fluid with specific properties, but never realize that potential because they use ... Given the proper application method, fluid performance can be measured more effectively in the areas of surface finish, stock ... The question implies that some impenetrable layer of air exists around a wheel, so you need an extraordinarily high pressure to ...
  http://www.sme.org/Tertiary.aspx?id=31709&cms
*  US5091236A - Multi-layer high opacity film structures - Google Patents
... the second surface of the intermediate layer adhering to at least the first surface of the core layer, the intermediate layer ... the voids is at least one spherical void-initiating particle which is phase distinct and incompatible with the matrix material ... non-voided thermoplastic skin layer adhering to the first surface of the intermediate layer, the void-free skin layer and the ... The film structure includes (a) a thermoplastic polymer matrix core layer having a first surface and a second surface, within ...
  https://patents.google.com/patent/US5091236?oq=flatulence
*  WO1997030654A1 - Implantable tooth replacement, abutment therefor and process for making abutments - Google Patents
The ceramic material has a fracture toughness KIC of at least 6 MPa.m1/2 and a flexural strength of at least 700 or 800 MPa and ... made of a ceramic material which can be secured to the implant (27) by a securing screw (29), a tooth prosthesis, e.g. a crown ... Implanting tools characterised by the material or composition, e.g. ceramics, surface layer, metal alloy ... are essential to these Mate¬ rials own ends physical properties, the lower limits listed above are by given. Es versteht sich, ...
  https://patents.google.com/patent/WO1997030654A1/en
*  US20130267141A1 - Foot mat of automobile - Google Patents
... a fibrous material layer, and a foamed material layer. The top sheet layer is made of thermoplastic polyurethane that is ... and corrosion resistance and has excellent machinability. Thus, the foot mat so made shows excellent advantages of being not ... prepared with the constituent components including 10-84% polyol, 15-55% MDI, and 1-75% 1,4BG and shows properties of wear ... A foot mat is formed by combining at least a topmost top sheet layer, ...
  https://patents.google.com/patent/US20130267141A1/en
*  Materials Science Forum
... micrograph of machined surface, surface microhardness, residual stress, and metallurgical texture of the surface layer were ... DEA is proved to be a reasonable and available method to evaluate metal material machinability. ... Evaluated metal materials were regarded as decision making units (DMUs). Property parameters of metal materials were selected ... Abstract: The effect of cutting fluids on surface characteristics of glass one of homogenuious brittle materials are discussed ...
  https://www.scientific.net/MSF.532-533/14
*  Metal Removal | Products & Suppliers | Engineering360
EDM Recast Layer Removal Surface Purification Chemical milling has proven effective for the removal of EDM recast layers, ... Wrought steel can be subsequently heat treated to improve machinability or to adjust mechanical properties. Carbon steels may ... Applications: Material Removal / Roughing (Coarse Grits / Filaments), Cleaning / Surface Preparation. *Backing / Base Type: ... WG-300 is very effective at machining nickel and cobalt based super-alloys, and other hard materials at metal removal rates up ...
  https://www.globalspec.com/industrial-directory/metal_removal
*  Biaxially oriented polylactic acid film with high barrier - Patent # 7951438 - PatentGenius
... property is disclosed. The laminate film includes a first core layer of polylactic acid polymer and a second skin layer ... The metal receiving layer or the core layer, or both, may be blended with an amount of polar-modified tie-resin to improve ... Alternatively, a discrete tie-resin layer may be interposed between the polyolefin metal receiving layer and the crystalline ... The polyolefin metal receiving layer may be discharge-treated on the side opposite the core layer and metallized. ...
  http://www.patentgenius.com/patent/7951438.html