90WNiFe Tungsten Alloy Collimators For Radioactive Shielded Use

Brand Name:JINXING
Certification:ISO 9001
Model Number:90WNiFe - Tungsten Alloy Collimators
Minimum Order Quantity:10 kg
Delivery Time:15-20 days
Payment Terms:L/C, T/T, D/P, Western Union
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90WNiFe Tungsten Alloy Collimators For Radioactive Shielded Use

Tungsten Alloy Collimators are made of tungsten matrix (tungsten content is generally 80%-98%) and a small amount of nickel, iron, copper, cobalt, molybdenum, chromium and other elements. The density of high specific gravity tungsten alloy is up to 15.20~18.70g/cm3, also known as high specific gravity tungsten alloy or high density alloy material. Because tungsten alloy weighs more than twice as much as steel.


Tungsten Alloy Collimators Chemical Composition

Chemical Composition90%W93%W95%W97%W
StateSinterVacuumForgeSinterVacuumForgeSinterVacuumSinterVacuum
Density
(g/cc)
16.85-17.2517.15-17.8517.75-18.3518.25- 18.85
Hardness
(HRC)
32 Max30 Max40 Min33 Max31 Max40 Min34 Max32 Max35 Max33 Max
Tensile Strength (Max)770 Min900 Min1400
Max
770 Min910 Min1440 Max735 Min920 Min700 Min850 Min
Yield Strength
(Mpa)
620 Min620 Min1280 Max650 Min650 Min1340 Max650 Min650 Min--
Elongation
(%)
5 Min15 Min5 Min5 Min12 Min3 Min3 Min12 Min2 Min6 Min

Tungsten Alloy Collimators Picture:

Introduction and Feature of Tungsten Alloy Collimators

  1. Tungsten alloy has a series of excellent properties, high specific gravity: general specific gravity 16.5-18.75g/cm3, high strength: tensile strength 700-1000mpa, strong light absorption capacity: higher than the general lead specific gravity 30-40%, high thermal conductivity: 5 times that of die steel; Low coefficient of thermal expansion: only 1/2-1/3 of steel, good electrical conductivity, good welding and cutting performance.

  2. The common method of preparing heavy tungsten alloys is to mix the desired amount of tungsten, iron, nickel, or copper powder and then cold press liquid phase sintering to near full density. During the liquid phase treatment, the matrix tungsten alloy is melted, and part of the tungsten enters the solution to form microstructures, and large tungsten particles (20-60m) are dispersed in the matrix alloy.

Application of Tungsten Alloy Collimators

  • Heavy tungsten disk is an ideal choice for shielding X-ray and gamma ray. High density tungsten shielding (60% higher than lead).

  • Heavy tungsten alloy shielding is mainly used in collimators, FDG containers, multi plate collimators, nuclear shielding, beam shielding, vial shielding, pet syringe shielding, isotope containers and other fields.

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90WNiFe Tungsten Alloy Collimators For Radioactive Shielded Use

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