Patent Us2725286 Abrasive And Grinding Wheel Google Patents

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US Patent for Grinding wheel abrasive Justia Patents Search

网页An improved abrasive product such as a grinding wheel is disclosed. The abrasive product contains an active filler mixture of tin, FeS.sub.2, and K.sub.2 SO.sub.4, which mixture

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US Patent for Grinding wheel Patent (Patent Justia Patents

网页2016年2月23日  A grinding wheel used for grinding of a work piece is provided. The grinding wheel includes a circular disc-shaped base having a fixed end surface in contact

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US Patent for Abrasive article for use with a grinding wheel Patent

网页2019年3月30日  Abrasive article for use with a grinding wheel Dec 13, 2010 Saint-Gobain Abrasives, Inc. An abrasive article for use with a grinding wheel including an abrasive

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Abrasive wheel assembly Justia Patents Search

网页An abrasive wheel assembly for use on a grinding or cut-off machine is described. A hub includes a mounting for releasably mounting the hub on the machine and securing

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US Patent for Grinding wheel Patent (Patent Justia Patents

网页A cylindrical, abrasive grinding wheel having a cylindrical abrasive region with an abrasive surface at an outer circular band thereof. The abrasive region includes layers of abrasive

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US Patent for Grinding wheel Patent (Patent Justia Patents

网页Google Business Profile; Social Media; Justia Onward Blog; Justia Patents Rotary Cylinder US Patent for Grinding wheel Patent (Patent # 6,213,860) Grinding wheel . Sep 21 In

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US Patent for Abrasive wheel Patent (Patent Justia Patents

网页The wear of abrasive roughing wheels is in the range of not more than 50 to 70% of the original diameter, i.e. a considerable part of the abrasive tool does not wear out. This

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US Patent for Process of making a grinding wheel assembly Patent

网页A method of making grinding wheel mounts by molding a central hub onto a thermoset plastic abrasive disc is provided. An aromatic polycarbonate thermoplastic resin is

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United States Patent (19)

网页2017年10月21日  U.S. PATENT DOCUMENTS 3.941530 3/1976 Platt. Attorney, Agent, or Firm-Leather Walker ToddMann, P.C. 57 ABSTRACT A textile fiber recycling

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EP0495536A2 Vitrified grinding wheel Google Patents

网页Accordingly, the above object is met by a vitrified grinding wheel comprising aluminous abrasive grits and an inorganic glassy bond characterized in that said abrasive grits comprise sintered polycrystalline alumina grits made up of submicron alpha alumina particles having a non-cellular microstructure, said grits having a density of at least 95%

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Grinding wheel special for nuclear-power stainless steels Google Patents

网页2011年6月20日  1. a nuclear power stainless steel special grinding wheel is characterized in that, comprises a tubular matrix; The middle part of said tubular matrix is provided with connecting portion; Connecting portion central authorities are provided with axis hole, and the tubular matrix border is provided with the grinding base station of annular, is

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EP0102571A2 Cold-pressed grinding wheel Google Patents

网页An organic polymer-bonded grinding wheel made by wetting abrasive grain with a liquid plasticizer or pick-up agent, adding a powdered organic bond to said pick-up agent wetted abrasive grain, molding the abrasive pick-up agent powdered bond mix. and firing the molded article to cure the organic polymer in the bond and wherein the pick-up agent is

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Formula of abrasives for grinding wheel Google Patents

网页The invention discloses a formula of abrasives for a grinding wheel. The abrasives comprise the following raw materials in parts by weight: 18-24 parts of a brown corundum abrasive, 6-12 parts of one of or a mixture in any proportion of a white corundum abrasive and a monocrystalline corundum abrasive, 20 parts of a silicon carbide abrasive, 28-32 parts of

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High porosity vitrified bonded grinding wheels Google Patents

网页US5203886A 1993-04-20 High porosity vitrified bonded grinding wheels. JP2578809B2 1997-02-05 Method for producing microcrystalline alumina abrasive. US5035724A 1991-07-30 Sol-gel alumina shaped bodies. US5094672A 1992-03-10 Vitreous bonded sol-gel abrasive grit article. US4898597A 1990-02-06 Frit bonded abrasive wheel.

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CN101602188B CBN grinding wheel Google Patents

网页The invention discloses a CBN grinding wheel which adopts CBN and AlN as main abradant and comprises a binder, an abradant and other additives and belongs to the scope of ultrahard abrasive tools. The invention is characterized in that the abradant is composed of 60-90% of CBN by mass percent and 10-40% of AlN by mass percent; the formula of the

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JP2009061554A Vitrified bond grinding wheel Google Patents

网页The vitrified bond grindstone is a sintered body in which abrasive grains such as diamond are bonded with an inorganic binder, and is used for, for example, a grinding wheel. For example, when grinding is performed using an acidic polishing slurry, the grinding speed can be increased and the grinding ability can be improved.

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GB2080323A Grinding wheels Google Patents

网页A grinding wheel is described which is bonded with a phenol formaldehyde resin based bond containing hexamethylenetetramine as the curing agent. The wheels are made by first wetting the abrasive with furfural in varying quantities relative to the amount of hexamethylenetetramine in the phenol formaldehyde resin. Different amounts of the

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EP0930956A1 Silicon carbide abrasive wheel Google Patents

网页A vitreous bonded abrasive grinding wheel comprises silicon carbide abrasive grain, hollow ceramic spheres and a low temperature, high strength bond. The wheel has improved corner or profile holding characteristics and improved mechanical properties and is suitable for grinding non-ferrous materials.

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US4475926A Active filler for grinding wheels Google Patents

网页A resinoid bonded abrasive article in which the resinoid bond includes 5-80% by volume of an improved active filler or grinding aid. The active filler is a mixture of iron pyrites, potassium sulfate and an alkali haloferrate; the alkali haloferrate having the formula A x Fe y ++ Fe z +++ H x+2y+3z where A is an alkali metal, H is a halogen, x

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US4910924A Composite grinding wheel Google Patents

网页A two zoned grinding wheel is disclosed having a lower section or zone composed of bonded abrasive grain and an upper zone or section made up of bonded particles of a material that is softer than the abrasive grain and therefore less abrasive. The wheel is especially suitable for being held in clamps or a chuck when being used, with the clamps

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CN103921220A Method for preparing resin

网页2014年5月8日  A kind of resin wheel containing epoxy resin of the present invention, it is the brown corundum with different combination grains, epoxy adhesive, teflon dry-grinding lubricant agent, land plaster and ice crystal

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Production method of abrasive grinding wheel Google Patents

网页The invention relates to the field of grinding wheel molds, in particular to a production method of an abrasive grinding wheel. The abrasive grinding wheel comprises SG (sol-gel) abrasive material, binder and pores; the SG abrasive grinding wheel replaces other common abrasive grinding wheels to grind steel materials, such as heat-resistant steel, high

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US4634453A Ceramic bonded grinding wheel Google Patents

网页US4634453A 1987-01-06 Ceramic bonded grinding wheel. CA2259682C 2002-06-11 High permeability grinding wheels. AU624984B2 1992-06-25 Vitrified bonded sol gel sintered aluminous abrasive bodies. JP4331736B2 2009-09-16 Manufacturing method of micro-abrasive tool. RU2151045C1 2000-06-20 Method for making grinding wheels with high

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EP1634678A1 Vitrified grinding wheel and method of Google Patents

网页A vitrified grinding wheel having a porosity (preferably 30 to 70 volume percent), a degree of concentration of abrasive grains (preferably 50 to 160) and an abrasive grain diameter (preferably 10 to 90 µ m) based on the preset processing efficiency and processing precision of grinding, preferably based on a processing precision ranging from 0.1 to 1.6 Rz ( µ m)

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Electroplated grinding wheel and its production equipment Google Patents

网页The invention relates to an electroplated grinding wheel having abrasive grain layer parts in which plural abrasive grains are fixed with the metal bonding phase. The abrasive grain layer part has a high abrasive grains concentration at a center part of said abrasive grain layer part and a low abrasive grain concentration at a surrounding area of said abrasive grain

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US20150258661A1 Abrasive grinding wheel Google Patents

网页The abrasive grinding wheel includes an annular abrasive grain layer formed by a diamond abrasive grain or CBN abrasive grain and fixed to an outer peripheral surface of a cylindrical grinding wheel core by an adhesive agent. The abrasive grinding wheel further includes a waterproof agent applied on both side end surfaces and an inner

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US20090068928A1 Grinding wheel for roll grinding and Google Patents

网页2017年7月1日  In one embodiment of the invention, the grinding wheel abrasive layer is employed in a configuration as illustrated in FIG. 1, which shows a cross section of a wheel, with the circular outer periphery (in the form of a ring) that may include a vitrified bond system with a superabrasive composition, e.g., CBN abrasive, sintered onto an inorganic

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WO2012145284A3 Resin bonded grinding wheel Google Patents

网页A resin bonded grinding wheel suitable for grinding polycrystalline diamond compacts is disclosed. The resin bonded grinding wheel uses a high concentration of diamonds based on a volume percent along with a mixture of hard and soft filler particles to effectively grind the polycrystalline diamond compacts while eliminating or reducing the need to continuously

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Grinding wheel and manufacturing method thereof Google Patents

网页Grinding wheel A is a grinding wheel of the present invention (abrasive grains 15 have a grain size distribution of #100/120 (150 pm/125 pm), and a filler 17 has a grain size of 20 pm). Grinding wheel.B is a grinding wheel wherein abrasive grains 15 are covered with coating films 14 and bonded with a bond 16 (a filler 17 is not dispersed in the

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