Tungsten · Nuclear medicine and PET — Precision machined

Tungsten Collimators

Precision-machined tungsten collimators for nuclear medicine, PET, SPECT and radiotherapy equipment. The high density of tungsten (≥ 19 g/cm³) allows thinner shielding than lead without sacrificing attenuation. Manufactured to customer drawing.

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Pure tungsten or heavy alloy according to attenuation requirement
Circular, hexagonal, parallel or converging channels
CNC machining + electrical discharge machining (EDM) for small-diameter channels
Higher attenuation coefficient than lead at equal thickness
Lead-free - compliant with the RoHS directive

Specifications

Dimensions and standards

Tungsten Collimators — Specifications
Material	Pure W ≥ 99.95% or W-Ni-Fe
Density	≥ 17.5 g/cm³
Typical tol.	IT6–IT8 depending on the functional area
Inner finish	Ra ≤ 0.8 µm on functional channels
Process	Sintered + CNC machined + EDM
Lead time	To drawing, lead time to be confirmed

ISO 9001
RoHS 2

Industrial uses

Applications

Parallel-hole collimators for SPECT gamma cameras
Pinhole collimators for small-animal tomography
Source shielding in PET equipment
Diaphragms and shutters in linear accelerators (LINAC)
Protection in cyclotrons and radiopharmaceutical production

Same material

Plates & Sheets

e 0.1–20 mm · Rolled

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Shielding

Medical radioprotection

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Counterweights

WHD · Custom drawing

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Tungsten Collimators

Dimensions and standards

Applications

Other formats of Tungsten

Plates & Sheets

Shielding

Counterweights

Request your quote for Tungsten Collimators