Elizabeth Carbide Components - Latrobe, PA
Manufacturer, Custom Manufacturer, Service Company
Manufacturer of precision ground rings per customer drawings from tungsten carbide & ceramic up to 12 in. diameter. Capabilities include O.D., I.D., surface grinding, wire & ram EDM, honing, lapping & polishing.
www.ecarbco.com/wear.htm

Smith & Loveless, Inc. - Lenexa, KS
Manufacturer, Custom Manufacturer
Custom manufacturer of mechanical & piping parts including ceramic rotating wear rings. Types of rings include carbon stationary wear, rotating & stationary quad rings & O-rings.
www.smithandloveless.com/t-originalsandlpar...

A C Technologies - Yonkers, NY
Manufacturer, Custom Manufacturer, Service Company
Custom manufacturer of alumina, zirconia, graphite, steatite, machinables, Macor®, boron nitride, magnesia & exotic ceramic rings. Temperature maximum capacity for machinable ceramics up to 1200 degrees C. Purity levels range from 96 percent to 99.8 percent with close tolerances & high density levels. Design & application engineering services available, as well as fast track production, rush orders & partial shipments, serving semiconductor, aerospace, medical & academic markets.
www.actceram.com/fabric.html

Astro Met, Inc. - Cincinnati, OH
Manufacturer, Custom Manufacturer
High purity alumina, zirconia, zirconia toughened alumina & machinable ceramics. Used for wear, corrosion, thermal & electrical applications.
www.astromet.com

PSM Industries, Inc. - Locations
Manufacturer, Custom Manufacturer
ISO 9002:2000 & QS 9000 certified custom manufacturer of ceramic rings. Types of rings include bearing seal, carbide, concentric, contact, copper, forged & rolled steel, high temperature, iron & steel, precision ground, rolled, sealing, stainless steel, welded steel, weldless, titanium, valve set & wear rings.
www.superweartech.com/punches.html

Akron Porcelain & Plastics Co. - Akron, OH
Manufacturer, Custom Manufacturer
ISO 9001:2008 (Plastics Division only) certified manufacturer of ceramic rings & rods used in refractory, appliances, automotive, motors, commercial lighting & electrical control industries.
www.akronporcelain.com/Ceramics/default.htm

CeramTec North America Corp. - Laurens, SC
Distributor, Manufacturer, Custom Manufacturer, Service Company
An ISO 9001:2008 certified manufacturer of custom-engineered advanced & technical ceramic rings, oxides & non-oxides. Piezoceramics for electromechanical transducers, sensors & actuators. Prototype & production services.
www.ceramtec.us/products/

MarkeTech International - Port Townsend, WA
Manufacturer, Custom Manufacturer
Custom manufacturer of ceramic rings, dies, rods, rollers & tubes. Various materials used include tungsten carbide, silicon carbide, silicon nitride, aluminum nitride, alumina, magnesia, sapphire & zirconia. Products can be glazed, metallized & brazed.
www.marketech-ceramics.com/index.html

Refractron Technologies Corp. - Newark, NY
Manufacturer, Custom Manufacturer
ISO 9001:2008 certified custom manufacturer of composite engineered ceramic rods including yttrium & zirconium rods, used for filter applications. Ceramic filter tubes can withstand low pressure drops & mechanical loading, are corrosion & abrasion resistant, resist temperature up to 800 degrees C & are cleanable, reusable & are environmentally safe.
www.refractron.com/porous-ceramics/filtrati...

McDanel Advanced Ceramic Technologies - Beaver Falls, PA
Manufacturer, Custom Manufacturer
ISO 9001 certified manufacturer of ceramic rings & plates made from sialon. Features include corrosion, thermal shock & abrasion resistance, refractoriness & electrical insulation.
www.mcdanelceramics.com/sialon.html

Accuratus Corporation - Phillipsburg, NJ
Distributor, Manufacturer, Custom Manufacturer, Service Company
Manufacturer & distributor of standard & custom ceramic shapes including rings, sleeves, balls, blanks & nozzles. Features include thermal shock & stress resistance, low thermal conductivity, oxidation & wear resistance, chemical inertness, acid & alkali resistance at elevated temperatures & low thermal expansion. Ceramic materials include Accuflect™ light reflecting ceramic, beryllium oxide, aluminum nitride, aluminum oxide, boron nitride, fused silica, Macor® machined glass ceramic, mullite, silicon carbide, silicon nitride & zirconium oxide. Ceramic rods, tubes, bars, sheets & discs are also available.
accuratus.com/cerrodtube.html

PremaTech Advanced Ceramics - Worcester, MA
Manufacturer, Custom Manufacturer, Service Company
ISO 9001:2008 certified women-owned custom fabricator of ceramic rings. Capabilities include CNC grinding, ceramic machining, engineering, flat & roll lapping, honing, gang wheel slicing & core drilling. Industries served include semiconductor, aerospace, defense, research, life science, medical, power generation, commercial & research institutions.
prematechac.rtrk.com/?scid=2075461&rl_alt=h...

Norca Precision - Great Neck, NY
Manufacturer, Custom Manufacturer, Service Company
ISO 9000 & ISO 9002 certified custom manufacturer of bearing & ceramic rings. Applications include aerospace, nuclear, automotive, medical, telecommunications, semiconductor & electronics industries.
www.norcaprecision.com/index.shtml#

Machined Ceramics, Inc. - Bowling Green, KY
Manufacturer, Custom Manufacturer
Manufacturer of precision machined components. Includes bushings, capacitors, connectors, cores, guides, housings, inserts, nozzles, refractories, rings, rods, seals, shapes, tools & tubes. Ceramic components include high dielectric strength, electrical & corrosion resistance, & non-porous & non-shrinking properties. Services include machining to tolerances of +/- .0001, ultrasonic core drilling, centerless grinding, milling, & ID & OD threading.
machinedceramics.rtrk.com/?scid=1375635&rl_...

Metsch Refractories Inc. - Chester, WV
Manufacturer, Custom Manufacturer
Custom manufacturer of ceramic products including ceramic sealing rings & pouring rings for investment casting molds. Capabilities include standard tolerances of plus/minus 1 1/2%, maximum tolerance of plus/minus 0.010 in. & minimum tolerance of 0.020 in. for thickness dimensions.
www.metschinc.com

Ceramic Rings Products
	Ceramic Components

Puritan Magnetics, Inc. - Oxford, MI
Distributor, Manufacturer, Custom Manufacturer
Manufacturer of standard & custom magnetic products including ceramic magnet rings. Magnet rings are available in custom sizes & construction designs. Magnet rings are used for magnetic separator equipment & material handling equipment. Services include fabrication, machining, finishing, installation, on-site inspection & testing.
www.puritanmagnetics.com/1/magnet/Separatio...

Yillik Precision Carbides, Div. of PSM Industries - Ontario, CA
Manufacturer, Custom Manufacturer
ISO 9002:2000 & QS 9000 certified custom manufacturer of ceramic rings. Types of rings include bearing seal, carbide, concentric, contact, copper, forged & rolled steel, high temperature, iron & steel, precision ground, rolled, sealing, stainless steel, welded steel, weldless, titanium, valve set & wear rings.

PI (Physik Instrumente) L.P. - Auburn, MA
Manufacturer, Custom Manufacturer
ISO 14001:2004, ISO 9001:2000 & OHSAS 18001:1999 certified custom manufacturer of ceramic rings. Specifications of ceramic rings include 3 mm to 50 mm OD, 0.85 mm to 19.7 mm ID & 0.5 mm to 9.5 mm thickness.
www.piceramic.com/site/picomp.html#ring-cun...

Gaddis Engineered Materials - Wade, NC
Distributor, Manufacturer, Custom Manufacturer, Service Company
Custom manufacturer of seal components including seal rings made from carbon-graphite, alumina ceramic & silicon & tungsten carbide. O-ring grooved seats & bushings are also available.
www.engineeredmaterials.net/seal_components...

Associated Ceramics & Technology, Inc. - Sarver, PA
Manufacturer, Custom Manufacturer
Custom manufacturer of ceramic rings, composed of steatite, cordierite, alumina & other advanced technical ceramic materials for chemical, electrical & wear-resistant applications.
www.associatedceramics.com/mat.htm

LSP Industrial Ceramics, Inc. - Lambertville, NJ
Distributor, Manufacturer, Custom Manufacturer
Manufacturer & stocking distributor of standard & custom ceramic rings for industrial electrical & process control applications. Insulator rings, tubes & washers are available with high dielectric & mechanical strength along with thermal stability that allows ceramics to withstand severe environments.
industrialtechnicalceramics.lspceramics.com...

Ceramic Rings Products
	Custom Ceramic Industrial Processed and Manufactured Components Ceramic Refractory Solutions

Newport Industrial Glass, Inc. - Stanton, CA
Distributor, Manufacturer, Custom Manufacturer, Service Company
Fabricator: core drilling, cutting, machining, grinding & polishing, beveling, dicing, surface grinding, commercial & precision polishing, curve generating, concave/convex machining, vacuum channels, edge polishing, CNC machining, lapping, fusing, reforming, molding & other operations.
www.newportglass.com/

TQ Abrasive Machining - Santa Ana, CA
Manufacturer, Custom Manufacturer
Custom manufacturer of ceramic rings. O-rings can be fabricated. Materials used include alumina oxide, aluminum nitride, aluminum silicate, boron nitride, boron carbide, ferrite, Macor®, quartz, silicon carbide, silicon nitride, titanium diboride, titanium nitride & zirconia. Products such as end effectors, connectors, cones, liners, nozzles, washers, bearings, ball valves, plungers, rails, seals, wear tubes, bushings, sleeves & rods can also be fabricated. Capabilities include ceramic machining, grinding, drilling, lapping, micro hole drilling, slicing, slotting, dicing & prototyping. ISO 9000 compliant.
www.tqabrasivemachining.com/components_part...

Total Engineered Products, Inc. - Addison, IL
Manufacturer, Custom Manufacturer
Custom manufacturer of industrial rings including carbide & ceramic rings. Rings are available in different sizes & specifications. Capabilities include finishing, ID, OD & surface grinding, centerless grinding, profile grinding, precision honing, assembling, lapping, leak testing & inspection. Services include engineering, reverse engineering, product development, material conversion & prototyping.
www.totalengineeredproducts.com/industries_...

Alumina Ceramic Components, Inc. - Latrobe, PA
Manufacturer, Custom Manufacturer
ISO 9001:2008 certified custom manufacturer of alumina ceramic rings to customer specifications. Alumina bodies range from 92% to 99% Al203 & can be metalized & glazed & supplied in white, purple, black & blue colors. Manufacturing capabilities include press to shape services, green machining, post firing grinding & O.D./I.D. grinding holding tolerances to plus/minus 0.0005 in. Markets served include electronics, automotive, power, medical, aeronautics, communications & small appliance industries.
www.alumina-ceramic.com/production.html