{"title":"Evaporation Boats \u0026 Filaments","description":"\u003cp\u003eTungsten evaporation boats and filaments in the standard styles, dimensioned to published specs, plus alumina-coated baskets and crucibles. All formed from high-purity tungsten in a clean manufacturing environment for consistent evaporation and long life. Custom geometries available: send us your drawing.\u003c\/p\u003e","products":[{"product_id":"external-heater-evb-103040w-tungsten-filament","title":"External Heater EVB 103040W Tungsten Filament","description":"\u003cp\u003eThe EVB 103040W is an external heater filament wound from three strands of 0.040\" diameter 99.95% pure tungsten wire. It measures 4.00\" long and 1.125\" high, uses about 26.5\" of wire and weighs about 9 grams.\u003c\/p\u003e \u003cp\u003eStranded tungsten heaters like this one are used in vacuum evaporation and metallizing systems to heat crucibles, boats and source material. Tungsten is used because it has the highest melting point of any metal (3,422 °C) and stays strong at the temperatures these sources reach.\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWire:\u003c\/strong\u003e 3 x 0.040\" 99.95% pure tungsten\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 4.00\" long x 1.125\" high\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWe make heaters and filaments to custom shapes as well. Email mts@tungsten.com with a drawing or part number.\u003c\/p\u003e","brand":"Midwest Tungsten Service","offers":[{"title":"Default Title","offer_id":45342076731494,"sku":"40100-00334","price":15.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0663\/7286\/2054\/files\/external_crucible__36843.jpg?v=1774863291"},{"product_id":"cr-6-ao-alumina-oxide-crucible-1-50-od-x-1-5","title":"CR-6-AO Alumina Oxide Crucible (1.50\" OD x 1.5\")","description":"\u003cp\u003eThe CR-6-AO is an aluminum oxide (alumina) crucible measuring 1.50\" outside diameter by 1.5\" tall.\u003c\/p\u003e \u003cp\u003eAlumina is a hard, dense technical ceramic that holds its shape at high temperature, resists thermal shock better than most ceramics and stays inert to most molten metals and chemicals. That makes alumina crucibles a standard choice for melting and heating small charges, for sample work in furnaces, and as liners or holders for evaporation sources in vacuum systems.\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 1.50\" OD x 1.5\" height\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e aluminum oxide (Al₂O₃) ceramic\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eNeed a different size or a matching heater? Email mts@tungsten.com.\u003c\/p\u003e","brand":"Midwest Tungsten Service","offers":[{"title":"Default Title","offer_id":45342076829798,"sku":"41503-00004","price":39.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0663\/7286\/2054\/files\/alum_crucible__86594.jpg?v=1774863295"},{"product_id":"alumina-coated-basket-filament","title":"Alumina Coated Basket Filament","description":"\u003cp\u003eAlumina-coated tungsten basket filaments for thermal evaporation in vacuum coating systems. A stranded tungsten wire basket carries a fused aluminum oxide (alumina) coating, so the charge sits in a ceramic cup while the tungsten underneath does the heating.\u003c\/p\u003e \u003cp\u003eThe coating keeps molten metals from wetting or alloying with the tungsten, which makes these baskets the usual choice for evaporating aluminum, gold, silver, copper and other metals that would quickly attack a bare tungsten filament.\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStyles:\u003c\/strong\u003e AC-32, AC-33, AC-36, AC-37, AC-38 (4\") and AC-42\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e 99.95% pure tungsten wire with an alumina coating\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUse:\u003c\/strong\u003e resistance-heated evaporation sources for thin-film deposition\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eSelect the basket style above; the product photos show the dimensions of each style. For other shapes, coatings or quantities, email mts@tungsten.com.\u003c\/p\u003e","brand":"Midwest Tungsten Service","offers":[{"title":"AC-32","offer_id":45519235186790,"sku":"40203-00006","price":199.99,"currency_code":"USD","in_stock":true},{"title":"AC-33","offer_id":45519235219558,"sku":"40203-00007","price":224.99,"currency_code":"USD","in_stock":true},{"title":"AC-36","offer_id":45519235252326,"sku":"40203-00008","price":224.99,"currency_code":"USD","in_stock":true},{"title":"AC-37","offer_id":45519235285094,"sku":"40203-00009","price":349.99,"currency_code":"USD","in_stock":true},{"title":"AC-38","offer_id":45519235317862,"sku":"40203-00013","price":399.99,"currency_code":"USD","in_stock":true},{"title":"AC-42","offer_id":45519235350630,"sku":"40203-00011","price":399.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0663\/7286\/2054\/files\/ac_basket_filament_dimensions__14422.jpg?v=1776427346"},{"product_id":"electron-beam-filaments-5-pack","title":"Electron Beam Filaments (5-Pack)","description":"\u003cp\u003eIf you make a selection from the list above the picture will show you the details of each filament.\u003c\/p\u003e \u003cp\u003eSee all filaments in one file here: \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0663\/7286\/2054\/files\/electron-beam-filaments-5-pack-6261be3d599e8.pdf?v=1793657321\"\u003eElectron Beam Filaments Catalog\u003c\/a\u003e \u003c\/p\u003e \u003cp\u003eWe manufacture \u003ca href=\"\/collections\/vacuum-metalizing-evaporation-sources\"\u003efilaments\u003c\/a\u003e, \u003ca href=\"\/collections\/vacuum-metalizing-evaporation-sources\"\u003ecrucibles\u003c\/a\u003e, and \u003ca href=\"\/collections\/vacuum-metalizing-evaporation-sources\"\u003egun parts\u003c\/a\u003e for all popular \u003cspan\u003eelectron beam systems\u003c\/span\u003e including:\u003c\/p\u003e \u003cul\u003e \u003cli\u003eBalzers\u003c\/li\u003e \u003cli\u003eSatis\u003c\/li\u003e \u003cli\u003eSloan\u003c\/li\u003e \u003cli\u003eLeybold\u003c\/li\u003e \u003cli\u003eTelemark\u003c\/li\u003e \u003cli\u003eTemescal\u003c\/li\u003e \u003cli\u003eThermionic\u003c\/li\u003e \u003cli\u003eMDC\u003c\/li\u003e \u003cli\u003eJEOL\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eWe manufacture many \u003cem\u003epopular replacement and OEM filaments\u003c\/em\u003e including:\u003c\/p\u003e \u003cul\u003e \u003cli\u003eCommonwealth\u003c\/li\u003e \u003cli\u003eSatis\u003c\/li\u003e \u003cli\u003eVeeco\u003c\/li\u003e \u003cli\u003eIon Tech\u003c\/li\u003e \u003cli\u003eCoultron\u003c\/li\u003e \u003cli\u003eCustom designs\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eWe will even \u003cspan\u003ecustom-manufacture\u003c\/span\u003e filaments and crucibles to your specifications.\u003c\/p\u003e \u003cp\u003eWe make cathode blocks, beam formers, crucible liners, buss bars, and anode assemblies.\u003c\/p\u003e \u003cp\u003eWe work directly with OEM’s, too! Filaments supplied in bags of 5 pieces. Contact us at mts@tungsten.com for \u003cspan\u003ebulk\u003c\/span\u003e purchase prices.\u003c\/p\u003e","brand":"Midwest Tungsten Service","offers":[{"title":"EB-1","offer_id":45519238070374,"sku":"40101-00001","price":55.0,"currency_code":"USD","in_stock":true},{"title":"EB-2","offer_id":45519238103142,"sku":"40101-00002","price":99.99,"currency_code":"USD","in_stock":true},{"title":"EB-3","offer_id":45519238135910,"sku":"40101-00003","price":99.99,"currency_code":"USD","in_stock":true},{"title":"EB-4","offer_id":45519238168678,"sku":"40101-00005","price":99.99,"currency_code":"USD","in_stock":true},{"title":"EB-5","offer_id":45519238201446,"sku":"40101-00006","price":55.0,"currency_code":"USD","in_stock":true},{"title":"EB-6","offer_id":45519238234214,"sku":"40101-00008","price":99.99,"currency_code":"USD","in_stock":true},{"title":"EB-7","offer_id":45519238266982,"sku":"40101-00009","price":99.99,"currency_code":"USD","in_stock":true},{"title":"EB-8","offer_id":45519238299750,"sku":"40101-00010","price":99.99,"currency_code":"USD","in_stock":true},{"title":"EB-9","offer_id":45519238332518,"sku":"40101-00011","price":99.99,"currency_code":"USD","in_stock":true},{"title":"EB-10","offer_id":45519238365286,"sku":"40101-00013","price":99.99,"currency_code":"USD","in_stock":true},{"title":"EB-11","offer_id":45519238398054,"sku":"40101-00014","price":99.99,"currency_code":"USD","in_stock":false},{"title":"EB-12","offer_id":45519238430822,"sku":"40101-00015","price":99.99,"currency_code":"USD","in_stock":true},{"title":"EB-14","offer_id":45519238463590,"sku":"40101-00018","price":250.0,"currency_code":"USD","in_stock":false},{"title":"EB-15","offer_id":45519238496358,"sku":"40101-00023","price":199.99,"currency_code":"USD","in_stock":true},{"title":"EB-16","offer_id":45519238529126,"sku":"40101-00024","price":99.99,"currency_code":"USD","in_stock":false},{"title":"EB-17","offer_id":45519238561894,"sku":"40101-00025","price":55.0,"currency_code":"USD","in_stock":false},{"title":"EB-18","offer_id":45519238594662,"sku":"40101-00026","price":124.99,"currency_code":"USD","in_stock":true},{"title":"EB-19","offer_id":45519238627430,"sku":"40101-00027","price":45.0,"currency_code":"USD","in_stock":false},{"title":"EB-20","offer_id":45519238660198,"sku":"40101-00028","price":99.99,"currency_code":"USD","in_stock":true},{"title":"EB-21","offer_id":45519238692966,"sku":"40101-00029","price":99.99,"currency_code":"USD","in_stock":true},{"title":"EB-22","offer_id":45519238725734,"sku":"40101-00030","price":399.99,"currency_code":"USD","in_stock":true},{"title":"EB-24","offer_id":45519238758502,"sku":"40101-00031","price":149.99,"currency_code":"USD","in_stock":true},{"title":"EB-28","offer_id":45519238824038,"sku":"40101-00035","price":99.99,"currency_code":"USD","in_stock":true},{"title":"EB-29-1","offer_id":45519238856806,"sku":"40101-00036","price":99.99,"currency_code":"USD","in_stock":true},{"title":"EB-29-2","offer_id":45519238889574,"sku":"40101-00065","price":55.0,"currency_code":"USD","in_stock":false},{"title":"EB-30","offer_id":45519238922342,"sku":"40101-00037","price":99.99,"currency_code":"USD","in_stock":true},{"title":"EB-31 (Tantalum)","offer_id":45519238955110,"sku":"40101-00040","price":95.0,"currency_code":"USD","in_stock":false},{"title":"EB-32","offer_id":45519238987878,"sku":"40101-00041","price":99.99,"currency_code":"USD","in_stock":true},{"title":"EB-34","offer_id":45519239020646,"sku":"40101-00044","price":99.99,"currency_code":"USD","in_stock":true},{"title":"EB-35 (Bent End)","offer_id":45519239053414,"sku":"40101-00045","price":75.0,"currency_code":"USD","in_stock":true},{"title":"EB-38","offer_id":45519239086182,"sku":"40101-00050","price":199.99,"currency_code":"USD","in_stock":true},{"title":"EB-40","offer_id":45519239118950,"sku":"40101-00052","price":99.99,"currency_code":"USD","in_stock":true},{"title":"EB-41","offer_id":45519239151718,"sku":"40101-00053","price":99.99,"currency_code":"USD","in_stock":true},{"title":"EB-42","offer_id":45519239184486,"sku":"40101-00054","price":60.0,"currency_code":"USD","in_stock":false},{"title":"EB-43","offer_id":45519239217254,"sku":"40101-00055","price":55.0,"currency_code":"USD","in_stock":true},{"title":"EB-44","offer_id":45519239250022,"sku":"40101-00056","price":99.99,"currency_code":"USD","in_stock":true},{"title":"EB-45","offer_id":45519239282790,"sku":"40101-00004","price":99.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0663\/7286\/2054\/files\/2022-04-21_15_25_40-Electron_and_Ion_Beam_Filaments___Midwest_Tungsten_Service__35131_edited__03349.png?v=1776427350"},{"product_id":"evaporation-boats","title":"Evaporation Boats","description":"\u003cp\u003eEvaporation boats for resistance-heated thermal evaporation, formed from 99.95% pure tungsten, molybdenum or tantalum sheet.\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterials:\u003c\/strong\u003e 99.95% pure tungsten, molybdenum or tantalum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThicknesses:\u003c\/strong\u003e 0.005\", 0.010\", 0.015\", 0.020\" and 0.030\" (not every style is made in every thickness and material; the options above show what is available)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStyles:\u003c\/strong\u003e BS-series boats and BSF-series formed boats, including the BSF-1A lid\u003c\/li\u003e\n\u003cli\u003eCustom sizes by request\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eThinner boats heat faster on less current; thicker boats last longer and carry larger charges. Tungsten suits the highest temperatures, molybdenum is a lower-cost choice for many metals, and tantalum resists attack from some materials that alloy with tungsten.\u003c\/p\u003e \u003cp\u003eAll dimensions shown are in inches. Check here for other boat options: \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0663\/7286\/2054\/files\/evaporation-boats-6261b41edc0b6.pdf?v=1793657325\"\u003eBoat Catalog\u003c\/a\u003e\u003c\/p\u003e","brand":"Midwest Tungsten Service","offers":[{"title":"99.95% Pure Tungsten \/ 0.005\" \/ BS-32","offer_id":45519246786662,"sku":"42000-00163","price":62.5,"currency_code":"USD","in_stock":true},{"title":"99.95% Pure Tungsten \/ 0.005\" \/ BS-43","offer_id":45519246950502,"sku":"42000-00217","price":77.5,"currency_code":"USD","in_stock":false},{"title":"99.95% Pure Tungsten \/ 0.005\" \/ BS-104","offer_id":45519246360678,"sku":"42000-00479","price":149.99,"currency_code":"USD","in_stock":true},{"title":"99.95% Pure Tungsten \/ 0.005\" \/ BS-107","offer_id":45519246393446,"sku":"42000-00391","price":62.25,"currency_code":"USD","in_stock":true},{"title":"99.95% Pure Tungsten \/ 0.005\" \/ BS-124","offer_id":45519246655590,"sku":"42000-00426","price":66.75,"currency_code":"USD","in_stock":true},{"title":"99.95% Pure Tungsten \/ 0.015\" \/ BS-90","offer_id":45519247147110,"sku":"42000-00505","price":199.99,"currency_code":"USD","in_stock":true},{"title":"99.95% Pure Tungsten \/ 0.02\" \/ BS-5","offer_id":45519246983270,"sku":"42000-00026","price":149.99,"currency_code":"USD","in_stock":true},{"title":"99.95% Pure Tungsten \/ 0.02\" \/ BS-11","offer_id":45519246524518,"sku":"42000-00070","price":84.0,"currency_code":"USD","in_stock":true},{"title":"99.95% Pure Tungsten \/ 0.02\" \/ BS-17","offer_id":45519246688358,"sku":"42000-00096","price":92.25,"currency_code":"USD","in_stock":true},{"title":"99.95% Pure Tungsten \/ 0.02\" \/ BS-33","offer_id":45519246852198,"sku":"42000-00177","price":81.25,"currency_code":"USD","in_stock":true},{"title":"99.95% Pure Tungsten \/ 0.02\" \/ BS-34","offer_id":45519246884966,"sku":"42000-00182","price":97.5,"currency_code":"USD","in_stock":true},{"title":"99.95% Pure Tungsten \/ 0.02\" \/ BS-79","offer_id":45519247114342,"sku":"42000-00355","price":112.25,"currency_code":"USD","in_stock":true},{"title":"99.95% Pure Tungsten \/ 0.02\" \/ BS-91","offer_id":45519247179878,"sku":"42000-00872","price":149.99,"currency_code":"USD","in_stock":true},{"title":"99.95% Pure Tungsten \/ 0.02\" \/ BS-113","offer_id":45519247245414,"sku":"42000-00550","price":89.75,"currency_code":"USD","in_stock":true},{"title":"99.95% Pure Tungsten \/ 0.02\" \/ BS-119","offer_id":45519246590054,"sku":"42000-00414","price":76.0,"currency_code":"USD","in_stock":true},{"title":"99.95% Pure Tungsten \/ 0.01\" \/ BS-12","offer_id":45519246622822,"sku":"42000-00079","price":27.5,"currency_code":"USD","in_stock":true},{"title":"99.95% Pure Tungsten \/ 0.01\" \/ BS-32","offer_id":45519246819430,"sku":"42000-00164","price":62.5,"currency_code":"USD","in_stock":true},{"title":"99.95% Pure Tungsten \/ 0.03\" \/ BS-89","offer_id":45519247212646,"sku":"42000-00358","price":250.0,"currency_code":"USD","in_stock":true},{"title":"99.95% Pure Molybdenum \/ 0.005\" \/ BS-32","offer_id":45519246721126,"sku":"42000-00897","price":57.5,"currency_code":"USD","in_stock":true},{"title":"99.95% Pure Molybdenum \/ 0.005\" \/ BSF-1","offer_id":45519247278182,"sku":"42001-00001","price":369.95,"currency_code":"USD","in_stock":true},{"title":"99.95% Pure Molybdenum \/ 0.005\" \/ BSF-1A","offer_id":45519247409254,"sku":"42001-00008","price":369.95,"currency_code":"USD","in_stock":true},{"title":"99.95% Pure Molybdenum \/ 0.005\" \/ BSF-2","offer_id":45519247442022,"sku":"42001-00010","price":779.95,"currency_code":"USD","in_stock":true},{"title":"99.95% Pure Molybdenum \/ 0.015\" \/ BS-11","offer_id":45519246491750,"sku":"42000-00569","price":62.25,"currency_code":"USD","in_stock":true},{"title":"99.95% Pure Molybdenum \/ 0.015\" \/ BS-79","offer_id":45519247081574,"sku":"42000-00334","price":63.75,"currency_code":"USD","in_stock":true},{"title":"99.95% Pure Molybdenum \/ 0.015\" \/ BS-113","offer_id":45519246557286,"sku":"42000-00400","price":112.5,"currency_code":"USD","in_stock":true},{"title":"99.95% Pure Molybdenum \/ 0.01\" \/ BS-38","offer_id":45519246917734,"sku":"42000-00201","price":72.5,"currency_code":"USD","in_stock":true},{"title":"99.95% Pure Molybdenum \/ 0.01\" \/ BS-79","offer_id":45519247016038,"sku":"42000-00336","price":58.75,"currency_code":"USD","in_stock":true},{"title":"99.95% Pure Molybdenum \/ 0.01\" \/ BSF-1","offer_id":45519247310950,"sku":"42001-00002","price":369.95,"currency_code":"USD","in_stock":true},{"title":"99.95% Pure Tantalum \/ 0.005\" \/ BS-32","offer_id":45519246753894,"sku":"42000-00171","price":82.5,"currency_code":"USD","in_stock":true},{"title":"99.95% Pure Tantalum \/ 0.005\" \/ BSF-1","offer_id":45519247376486,"sku":"42001-00004","price":369.95,"currency_code":"USD","in_stock":true},{"title":"99.95% Pure Tantalum \/ 0.005\" \/ BSF-2","offer_id":45519247474790,"sku":"42001-00012","price":1559.9,"currency_code":"USD","in_stock":true},{"title":"99.95% Pure Tantalum \/ 0.01\" \/ BSF-1","offer_id":45519247343718,"sku":"42001-00003","price":369.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0663\/7286\/2054\/files\/Evaporation_Boats_-_Vacuum_Evaporation_Midwest_Tungsten_Service-1__33193.jpg?v=1776427368"}],"url":"https:\/\/www.tungsten.com\/collections\/vacuum-metallizing-evaporation-boats-filaments.oembed","provider":"Midwest Tungsten Service, Inc.","version":"1.0","type":"link"}