1 Preface Selected zone laser melting (SLM) is a new rapid prototyping (RP) technology that has emerged in recent years. This technology is an additive manufacturing process that produces parts by melting a powder bed layer by layer using a laser beam as the energy source and pre-established CAD dat...

Introduction As a new product manufacturing technology, additive manufacturing has received widespread attention in recent years. Since its emergence in the late 1980s, after more than 20 years of development, the potential of additive manufacturing technology has been continuously explored, and its...

As a refractory metallic material with a body-centered cubic structure, tantalum is used in a large number of applications in the electrical and electronics industry, especially as a capacitor that needs to store a large amount of potential energy, due to the high reactivity of tantalum with oxygen...

Molybdenum and molybdenum alloys have become important materials for electronic and power equipment manufacturing, metal material processing, glass manufacturing, high-temperature furnace structural component manufacturing, aerospace and defense industry applications due to their good thermal conduc...

From November 19th to 22nd, local time, Formnext 2024-Frankfurt International Precision Forming and 3D Printing Manufacturing Exhibition was held in Frankfurt Exhibition Center, Germany. Stardust Technology, as the only exhibitor of refractory metal powder for additive manufacturing, made a shining...

The new high-temperature and high-ratio niobium alloy, niobium tungsten alloy, belongs to the Nb-W-Mo alloy system, like the former Soviet Union's 5BМЦ, F-48 and other alloys. It has the advantages of high melting point (2630℃), moderate density (8.9g/cm3), good high-temperature strength (σb &...

With the rapid development of China's aerospace and aviation industry, the engine's operating temperature continues to rise, which for high-temperature structural materials requirements are increasingly demanding, looking for a stable work in the high temperature environment at 1800 ℃ and above the...

Ta-10W alloy is a rare metal alloy material with high density, high melting point and high strength. It has high high temperature strength, good ductility, weldability and excellent corrosion resistance. It is suitable for high temperature, high pressure and Corrosion and other working environments,...

The quality and maintenance of weapons and equipment are important factors in determining the victory or defeat of wars. Especially after the Industrial Revolution, mechanical equipment has gradually entered modern wars and occupied a dominant position. The frequent use of these weapons and equipmen...

1 Preface Nb521 niobium-tungsten alloy belongs to the ultra-high temperature materials, also known as refractory materials, has excellent high-temperature mechanical properties and excellent process performance, the maximum operating temperature of 1900 ℃, to meet the engine on the use of ultra-high...

[Abstract]     Objective   To study the effect of porous tantalum and porous titanium implants on bone integration. Methods   By computer-aided design method, two porous material implants with the same microporous parameters were prepared by 3D printing technology: porous tantalum and porous titaniu...

With excellent properties such as high density, high melting point, high strength, low coefficient of thermal expansion, good corrosion resistance and thermo-electronic emission capability, tungsten metal has been widely used in many industrial and defense fields such as aerospace, military industry...