Tungsten

Tungsten Foil

MATERIAL OVERVIEW

Characteristics: Hard, brittle, gray solid. Not found native. High electrical conductivity. Soluble in a mixture of nitric acid and hydrofluoric acid. Low toxicity. Corroded by seawater. Oxidizes in air at 400 °C, the rate increasing rapidly with temperature.

Hazards: Finely divided form is highly flammable and may ignite spontaneously. Tolerance (as W) (insoluble compounds): 5 mg/m3 of air; soluble compounds, 1 mg/m3 of air.

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GENERAL PROPERTIES

Symbol:

W

Atomic Number:

74

Atomic Weight:

183.85

Density:

19.3 gm/cc

Melting Point:

3410 oC

Boiling Point:

5900 oC

Thermal Conductivity:

1.73 W/cm/K @ 298.2 K

Electrical Resistivity:

5.65 microhm-cm @ 27 oC

Electronegativity:

1.7 Paulings

Specific Heat:

0.0317 Cal/g/K @ 25 oC

Heat of Vaporization:

185 K-Cal/gm atom at 5660 oC

Heat of Fusion:

8.42 Cal/gm mole

TUNGSTEN VIDEO CLIPS

 
 
 
tungsten metal
 
 
 
 
 
 
 
 
 
 
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Tungsten Metal

TYPICAL ANALYSES - Impurities in ppm

Material / Purity: 3N7 3N8 4N
K <40 <20 <10.0
Cr <40 10 <10.0
Ni 130 130 30.0
Cu <40 <20 <10.0
Fe 40 20 10.0

TUNGSTEN WIRE

Material

Purity

Tungsten Wire .001”
3N8
Tungsten Wire .002" 3N8
Tungsten Wire .003" 3N8
Tungsten Wire .004" 3N8
Tungsten Wire .005" 3N8
Tungsten Wire .006" 3N8
Tungsten Wire .007" 3N8
Tungsten Wire .008" 3N8
Tungsten Wire .009" 3N8
Tungsten Wire .010" 3N8
Tungsten Wire .015"  camera1  camera1  camera1 3N8
Tungsten Wire .020" 3N8
Tungsten Wire .025" 3N8
Tungsten Wire .030" 3N8
Tungsten Wire .040" 3N8
Tungsten Wire .060" 3N8
Tungsten Wire .080" 3N8
Tungsten Wire .090" 3N8

Wire is spooled to order and sold by the foot or meter. Call or This email address is being protected from spambots. You need JavaScript enabled to view it. for additional diameters or custom sizes.

TUNGSTEN ROD (Small Diameter Ground Rod)

Material

 

Purity

 
Tungsten Rod 0.003" x 12"   camera1 3N8
Tungsten Rod 0.004" x 12" 3N8
Tungsten Rod 0.005" x 12"  camera1 3N8
Tungsten Rod 0.006" x 12" 3N8
Tungsten Rod 0.007" x 12" 3N8
Tungsten Rod 0.008" x 12" 3N8
Tungsten Rod 0.009" x 12" 3N8
Tungsten Rod 0.010" x 12"  camera1 3N8
Tungsten Rod 0.011" x 12" 3N8
Tungsten Rod 0.012" x 12" 3N8
Tungsten Rod 0.013" x 12" 3N8
Tungsten Rod 0.014" x 12" 3N8
Tungsten Rod 0.015" x 12"  camera1  camera1  camera1  camera1 3N8
Tungsten Rod 0.016" x 12" 3N8
Tungsten Rod 0.017" x 12" 3N8
Tungsten Rod 0.018" x 12" 3N8
Tungsten Rod 0.019" x 12" 3N8
Tungsten Rod 0.020" x 12"  camera1 3N8
Tungsten Rod 0.021" x 12" 3N8
Tungsten Rod 0.022" x 12" 3N8
Tungsten Rod 0.023" x 12" 3N8
Tungsten Rod 0.024" x 12" 3N8
Tungsten Rod 0.025" x 12"  camera1 3N8
Tungsten Rod 0.026" x 12" 3N8
Tungsten Rod 0.027" x 12" 3N8
Tungsten Rod 0.028" x 12" 3N8
Tungsten Rod 0.029" x 12" 3N8
Tungsten Rod 0.030" x 12"  camera1 3N8
Tungsten Rod 0.031" x 12" 3N8
Tungsten Rod 0.032" x 12" 3N8
Tungsten Rod 0.033" x 12" 3N8
Tungsten Rod 0.034" x 12" 3N8
Tungsten Rod 0.035" x 12" 3N8
Tungsten Rod 0.036" x 12" 3N8
Tungsten Rod 0.037" x 12" 3N8
Tungsten Rod 0.038" x 12" 3N8
Tungsten Rod 0.039" x 12" 3N8
Tungsten Rod 0.040" x 12"  camera1 3N8
Tungsten Rod 0.041" x 12" 3N8
Tungsten Rod 0.042" x 12" 3N8
Tungsten Rod 0.043" x 12" 3N8
Tungsten Rod 0.044" x 12" 3N8
Tungsten Rod 0.045" x 12" 3N8
Tungsten Rod 0.046" x 12" 3N8
Tungsten Rod 0.047" x 12" 3N8
Tungsten Rod 0.048" x 12" 3N8
Tungsten Rod 0.049" x 12" 3N8
Tungsten Rod 0.050" x 12"  camera1 3N8
Tungsten Rod 0.051" x 12" 3N8
Tungsten Rod 0.052" x 12" 3N8
Tungsten Rod 0.053" x 12" 3N8
Tungsten Rod 0.054" x 12" 3N8
Tungsten Rod 0.055" x 12" 3N8
Tungsten Rod 0.056" x 12" 3N8
Tungsten Rod 0.057" x 12" 3N8
Tungsten Rod 0.058" x 12" 3N8
Tungsten Rod 0.059" x 12" 3N8
Tungsten Rod 0.060" x 12"  camera1 3N8

Small diameter rods are sold in twelve inch lengths. Call or This email address is being protected from spambots. You need JavaScript enabled to view it. for additional diameters or custom sizes.

TUNGSTEN ROD

 

Material

Purity

Tungsten Rod .0625” 3N8
Tungsten Rod .125” 3N8
Tungsten Rod .250” 3N8
Tungsten Rod .500” 3N8
Tungsten Rod .625” 3N8
Tungsten Rod .750” 3N8
Tungsten Rod 1” 3N8

Rod is cut to order and sold by the inch or foot. Call or This email address is being protected from spambots. You need JavaScript enabled to view it. for additional diameters or custom sizes.

TUNGSTEN FOIL

Material

Purity

Tungsten Foil .001” 3N8
Tungsten Foil .002”  camera1  camera1  camera1
3N8

Tungsten Foil .003”

3N8
Tungsten Foil .004”  camera1  camera1  camera1
3N8
Tungsten Foil .005” 3N8
Tungsten Foil .006”

3N8

Tungsten Foil .007” 3N8
Tungsten Foil .008” 3N8
Tungsten Foil .009” 3N8

Foil is cut to order and sold by the square inch or square foot. Call or This email address is being protected from spambots. You need JavaScript enabled to view it. for additional thicknesses or custom sizes.

TUNGSTEN SHEET

Material

Purity

Tungsten Sheet .010”  3N8
Tungsten Sheet .015" 3N8
Tungsten Sheet .018" 3N8
Tungsten Sheet .020" 3N8
Tungsten Sheet .025" 3N8
Tungsten Sheet .030" 3N8
Tungsten Sheet .040" 3N8, 4N
Tungsten Sheet .050" 3N8
Tungsten Sheet .060" 3N8
Tungsten Sheet .062" 3N8
Tungsten Sheet .080" 3N8
Tungsten Sheet .125" 3N8, 4N5
Tungsten Sheet .187" 3N8
Tungsten Sheet .250" 3N8

Sheet is cut to order and sold by the square inch or square foot. Call or This email address is being protected from spambots. You need JavaScript enabled to view it. for additional thicknesses or custom sizes.

TUNGSTEN SPUTTERING TARGETS

Material

Purity

Tungsten Sputtering Target 2"D X .125"T 3N7
Tungsten Sputtering Target 2"D X .250"T 3N7
Tungsten Sputtering Target 3"D X .125"T 3N7
Tungsten Sputtering Target 3"D X .250"T 3N7
Tungsten Sputtering Target 4"D X .125"T 3N7
Tungsten Sputtering Target 4"D X .250"T 3N7

Additional sizes available upon request. Call or This email address is being protected from spambots. You need JavaScript enabled to view it. for custom sizes.

TUNGSTEN POWDER, SHOT, PELLETS, & INGOT

Material

Purity

Tungsten Pellets  .250"D X .125"L 3N7
Tungsten Pellets .250"D X .250"L 3N7
Tungsten Ingot 3N7
Tungsten Powder-100 Mesh 3N7
Tungsten Powder-325 Mesh 3N7

Powder, shot, pellets, and ingots are packaged to order and sold by the gram or kilogram. Call or This email address is being protected from spambots. You need JavaScript enabled to view it. for custom sizes.

TUNGSTEN COMPOUNDS

Material

Purity

Tungsten Carbide WC  -325 Mesh 2N5
Tungsten Carbide WC  Less Than 1 Micron 2N5
Tungsten Oxide WO2  -100 Mesh 3N
Tungsten Oxide WO3  1/2" to 1/8" Pieces 3N
Tungsten Oxide WO3  -325 Mesh 3N
Tungsten Selenide WSe2  5 Microns or Less 2N8
Tungsten Silicide WSi2  -325 Mesh 2N5
Tungsten Silicide W5Si3  -100 Mesh 2N5
Tungsten Sulfide WS2  1 Micron or Less 2N8

Compounds are packaged to order and sold by the gram or kilogram. Call or This email address is being protected from spambots. You need JavaScript enabled to view it. for custom sizes.

 

Material Safety Data Sheet - MSDS
Tungsten MSDS
Technical Data Sheets
Tungsten
Tungsten – Machining
Tungsten Copper - Machinings
Understanding Mesh Sizes

Home Page Content Under Periodic Table

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Welcome to

ESPI was incorporated in 1950 with a mission to provide a competitive source for high purity metals, metal compounds and alloys. We are a valuable resource for virtually all major universities worldwide, global corporate R&D laboratories, thousands of domestic and international manufacturing companies and all U.S. government research laboratories. ESPI offers unique advantages often unavailable from larger organizations with no minimum order size & all business hour calls are handled by a competent sales representative. Automated answering systems and voice mail are not an option at ESPI.

Located within our fabrication facility is the melting department, forging & shaping areas, and the rod & wire, and sheet & foil departments providing the following manufacturing capabilities:

  • Casting of pure metals and alloys
  • Vacuum arc melting
  • Induction melting
  • Rod and wire drawing/extrusion
  • Sheet, foil and ribbon rolling
  • CNC milling and machining

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FORMS

ESPI produces and sells 68 elements and dozens of alloys in various forms for your custom needs. Click on the forms below to be directed to detailed information on manufacturing.

 

 

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