Pure Tungsten Plate / Sheet

Zhuzhou Jiuding Metal Technology Co., Ltd. Model No.: JDTG-PW-001

Product Overview

Our JDTG-PW-001 pure tungsten plate is high-purity refractory metal component produced by powder metallurgy followed by hotrolling manufacturing route, adopting 99.95% pure tungsten raw material. Both rolled matte surface and polished surface finishes are available. Pure tungsten possesses the highest melting point of 3422°C, coupled with low vapor pressure, low thermal expansion coefficient, excellent thermal conductivity and superior corrosion resistance. Valueadded processing services including custom cutting, grinding and precision CNC machining can be supplied according to customer drawings. This tungsten plate is widely utilized for vacuum furnace systems, semiconductor manufacturing, thermal evaporation deposition, radiation shielding, aerospace hightemperature test and scientific research fields.

Core Product Advantages

• High-purity Base Material: 99.95% pure tungsten with stable bulk density at 19.1±0.15 g/cm³; consistent material performance batch to batch. • Multiple Surface Options: Rolled matte finish or polished surface optional; flat plate surface free of cracks, delamination and internal defects. • Outstanding High-temperature Performance: Retains mechanical strength under ultrahigh-temperature vacuum conditions; low vapor pressure avoids process contamination for vacuum applications. • Low-outgassing Property: Suitable for high-cleanliness semiconductor and electron-optical vacuum process environments. • Strong Customization Capacity: Support non-standard dimension, thickness and precision CNC fabrication to satisfy diverse assembly requirements. • Complete Document Support: COA, CO, COC, EN10204 3.1 inspection certificate and third-party material test reports are available upon request. • Full-range Factory Certifications: ISO9001, ISO45001, ISO13485, RoHS and REACH compliance for global market access.

Product Performance Features

• Ultra-high Temperature Resistance: Serviceable under extreme high-temperature vacuum conditions; serves as reliable hot-zone structural parts. • High Thermal & Electrical Conductivity: Fits for electric vacuum devices, electronic substrates and highcurrent structural assemblies. • Good Radiation Attenuation: High density provides excellent shielding effect against X-ray and gamma-ray radiation. • Dimensional Stability: Low thermal expansion coefficient minimizes thermal deformation under cyclic heatingcooling working cycles. • Reliable Machinability: Can be processed via cutting, milling, drilling and wire-EDM into complex shaped refractory blanks and finished components. • Strict Batch Consistency: Standard powder metallurgy and hot-rolling workflow guarantee repeatable physical and chemical properties for massorder supply.

Executive & Testing Standards

Executive Standards: GB/T 3875, GB/T 4185, GB/T 3459, Mil-T-21014, ASTM B777-99. Testing & Verification Standards: Chemical composition analysis in accordance with GB/T 4324; density measurement following GB/T 3850; metallographic grain size inspection per GB/T 6394; dimensional inspection tolerances complying with ASTM B760 specification requirements.

Application Scenarios

Benefiting from ultra high melting point, low vapor pressure, good thermal electric performance and high density radiation shielding property, our pure tungsten plates are extensively adopted for high temperature vacuum equipment, semiconductor production and other high end industrial segments:

• Vacuum Furnace Heat Shields & Hot Zone Components: Manufactured into vacuum furnace heat shields, furnace liners and supporting plates. Maintain stable mechanical strength under ultra high temperature vacuum environments, reduce heat loss and protect furnace chamber.

• Semiconductor Sputtering Backing Plates & Ion Implantation Parts: Work as backing plates for sputtering targets, wafer clamping fixtures and ion implantation components. Low outgassing and high dimensional stability ensure clean and stable semiconductor manufacturing process.

• Thermal Evaporation & Electron Beam Equipment: Further machined into evaporation boat blanks, electron beam furnace liners and vacuum thermal evaporation components. Low vapor pressure prevents contamination during high vacuum deposition.

• Electric Vacuum & Light Source Components: Applied for electric vacuum devices, highpower electronic substrates and light source structural parts with stable electron emission and favorable electrical conductivity.

• Medical & Industrial Radiation Shielding: High density brings outstanding attenuation performance for X-ray and gamma rays; processed into shielding panels for medical imaging and industrial non destructive testing equipment.

• Aerospace High Temperature Test Fixtures: Deployed for aerospace thermal simulation jigs and high temperature structural components, capable of resisting thermal shock and high temperature creep.

• Custom Machining Blanks for Metallurgy & Research: Provide cutting, milling, drilling and wireEDM service to produce complex custom refractory metal parts for metallurgy equipment, laboratories and scientific research projects.

Production & Quality Assurance

All JDTG-PW-001 pure tungsten plates are produced by standardized powder metallurgy sintering plus hot-rolling and subsequent surface finishing processes, complying with GB/T series standards, Mil-T-21014 and ASTM B777-99 specifications. Fullprocess quality control covers raw material incoming inspection, sintering parameter monitoring, rolling process surveillance, surface treatment and finished-product full inspection to secure stable purity, density and dimensional accuracy for each batch.

To satisfy high standard global procurement demands, we can supply complete official qualification documents upon request, including third-party material testing reports, COA (Certificate of Analysis), CO, COC and EN10204 3.1 factory inspection certificate. Our factory holds ISO9001, ISO45001, ISO13485 system certifications as well as RoHS and REACH compliance. We support industrial-grade, semi conductor grade mass production and provide drawing-based OEM & ODM custom machining services.