Material for forming metal matrix composite and metal matrix composite bulk

A metal matrix composite material includes 60-90 wt. % of aluminum alloy powders and 10-40 wt. % Fe-based amorphous alloy powders. The aluminum alloy powders are used as the matrix of the metal matrix composite material, and the Fe-based amorphous alloy powders include FeaCrbMocSidBeYf, wherein 48 at. %≤a≤50 at. %, 21 at. %≤b≤23 at. %, 18 at. %≤c≤20 at. %, 3 at. %≤D≤5 at. %, 2 at. %≤c≤4 at. %, and 2 at. %≤f≤4 at. %.

FORMING METHOD OF METAL LAYER

Provided is a forming method of a metal layer suitable for a 3D printing process. The method includes the steps of (1) providing first metal particles on a substrate to form a first layer; (2) performing a first pre-heat treatment on the first layer; (3) applying an oxide-removing agent on selected first metal particles in the first layer to remove metal oxides; (4) providing second metal particles on the first layer to form a second layer; (5) performing a second pre-heat treatment on the second layer; (6) applying the oxide-removing agent on selected second metal particles in the second layer to remove metal oxides; repeating (1) to (6) until a latent part is formed; performing a first heat treatment on the first and second metal particles of the latent part to form a near shape; and performing a second heat treatment on the near shape to form a sintered body.

Composite powder of carbide/blending metal

A composite powder is provided. The composite powder comprises 80-97 wt % of carbide and 3-20 wt % of blending metal powder comprising cobalt and a first metal powder, wherein the first metal powder is formed of one of aluminum, titanium, iron, nickel, or a combination thereof, and the amount of cobalt is 90-99% of total blending metal powder.

ALUMINUM ALLOY WHEEL AND METHOD FOR MANUFACTURING THE SAME

An aluminum alloy wheel for a vehicle is provided, which includes: a wheel central portion, a rim portion, and a plurality of radial elements, wherein the aluminum alloy wheel is processed by centrifugal casting and forging to form a central portion with a morphology exhibiting a grain size variation with decreasing gradient in a lateral direction from an inner side of the wheel central portion to an outer side thereof.

METAL MATRIX COMPOSITE MATERIAL AND METAL MATRIX COMPOSITE BULK

A metal matrix composite material includes 60-90 wt. % of aluminum alloy powders and 10-40 wt. % Fe-based amorphous alloy powders. The aluminum alloy powders are used as the matrix of the metal matrix composite material, and the Fe-based amorphous alloy powders include FeCrMoSiBY, wherein 48 at. %≤a≤50 at. %, 21 at. %≤b≤23 at. %, 18 at. %≤c≤20 at. %, 3 at. %≤D≤5 at. %, 2 at. %≤e≤4 at. %, and 2 at. %≤f≤4 at. %. 1. A metal matrix composite material , comprising:60-90 wt. % of aluminum alloy powders;{'sub': a', 'b', 'c', 'd', 'e', 'f, '10-40 wt. % of Fe-based amorphous alloy powders, wherein the Fe-based amorphous alloy powders comprise FeCrMoSiBY, and wherein 48 at. %≤a≤50 at. %, 21 at. %≤b≤23 at .%, 18 at. %≤c≤20 at. %, 3 at. %≤d≤5 at. %, 2 at. %≤e≤4 at. % and 2 at. %≤f≤4 at. %.'}2. The metal matrix composite material of claim 1 , wherein the aluminum alloy powders have a particle size of 25 μm to 60 μm claim 1 , and the Fe-based amorphous alloy powders have a particle size of 10 μm to 40 μm.3. The metal matrix composite material of claim 1 , wherein the Fe-based amorphous alloy powders comprise FeCrMoSiBY claim 1 , FeCrMoSiBYor FeCrMoSiBY.4. A metal matrix composite bulk fabricated by using the metal matrix composite material of claim 1 , wherein the metal matrix composite bulk has a yield strength of 70-125 MPa.5. The metal matrix composite bulk of claim 4 , wherein the metal matrix composite bulk has a compressive strength of 160-250 MPa.6. The metal matrix composite bulk of claim 4 , wherein the metal matrix composite bulk is fabricated by a laser additive manufacturing method. The present disclosure relates to a metal matrix composite material and a metal matrix composite bulk.Aluminum matrix composites (AMCs) are made by adding reinforcing particles to aluminum alloy, in which filler particles with high mechanical properties are embedded into lighter aluminum alloy. An aluminum matrix composite material at least has the properties such as light weight, high ...

Aluminum-cobalt-chromium-iron-nickel-silicon alloy, powder and cladding thereof

An aluminum-cobalt-chromium-iron-nickel-silicon alloy has atomic percentages of 4-12 at % aluminum, 15-25 at % cobalt, 25-35 at % chromium, 4-8 at % iron, 15-25 at % nickel, 10-25 at % silicon, wherein the atomic percentage of aluminum plus silicon is between 18-32 at %. The disclosure applies the alloy design to develop a low-aluminum Al—Co—Cr—Fe—Ni—Si alloy composition, and has high-temperature hardness, high wear resistance, corrosion resistance and high temperature oxidation resistance.

FORMING METHOD OF METAL LAYER

Provided is a forming method of a metal layer suitable for a 3D printing process. The method includes the steps of providing a plurality of metal particles on a substrate; applying an oxide-removing agent to the metal particles to remove metal oxides on the metal particles; at a first temperature, performing a first heat treatment on the metal particles for which the metal oxides are removed to form a near shape; and at a second temperature, performing a second heat treatment on the near shape to form a sintered body. The first temperature is lower than the second temperature.

Ultra-hard composite material and method for manufacturing the same

An ultra-hard composite material and a method for manufacturing the same, including mixing a metal carbide powder and a multi-element high-entropy alloy powder to form a mixture, green compacting the mixture, and sintering the mixture to form the ultra-hard composite material. The described multi-element high-entropy alloy consists of five to eleven principal elements, with every principal element occupying a 5 to 35 molar percentage of the alloy.

Aluminum alloy wheel and method for manufacturing the same

An aluminum alloy wheel for a vehicle is provided, which includes: a wheel central portion, a rim portion, and a plurality of radial elements, wherein the aluminum alloy wheel is processed by centrifugal casting and forging to form a central portion with a morphology exhibiting a grain size variation with decreasing gradient in a lateral direction from an inner side of the wheel central portion to an outer side thereof.

ALUMINUM ALLOY POWDER FOR LASER LAMINATED MANUFACTURING AND ALUMINUM ALLOY MELT

An aluminum alloy powder for laser laminated manufacturing includes Si: 2.0-4.5 wt %; Mg: 0.1-1.3 wt %; Fe: 0.07-0.65 wt %; Cu: 0.35 wt % or less; Cr: 0.02-0.32 wt %; Zn: 0.23 wt % or less; Ti: 0.23 wt % or less; Mn: 0.13 wt % or less; and the rest is aluminum. The aluminum alloy powder further includes inevitable impurities.

Multi metal base thermal resistance alloy and mold with multi metal base thermal resistance alloy layer

A multi metal base thermal resistance alloy and a mold with the multi metal base thermal resistance alloy layer are provided. The weight percent of each element in this alloy is less than 45%. The structure of the alloy is an amorphous structure and the phonon thermal conductivity of the amorphous structure is intrinsically low. Therefore, the alloy is a metal material with low thermal conductivity coefficient and high thermal stability, which can increase the heat retaining property of the die casting mold, enhance the forming yield and stability of a metal sheet with a low fusion point, and is suitable to be used as a thermal-resistance coating material on die casting molds.

Aluminum alloy material, aluminum alloy object and method for manufacturing the same

An aluminum alloy material includes 1.2 wt % to 3.0 wt % of Si, 0.1 wt % to 0.8 wt % of Mg, 0.2 wt % to 2.0 wt % of Cu, 0.5 wt % to 2.5 wt % of Zn, 0.2 wt % to 2.0 wt % of Ti, and the remainder being Al and inevitable impurities. The powder of the aluminum alloy material can be processed to form an aluminum alloy object. The aluminum alloy object may further include an anodized film on its surface.

METAL MATRIX COMPOSITE MATERIAL AND METAL MATRIX COMPOSITE BULK

A metal matrix composite material includes 60-90 wt. % of aluminum alloy powders and 10-40 wt. % Fe-based amorphous alloy powders. The aluminum alloy powders are used as the matrix of the metal matrix composite material, and the Fe-based amorphous alloy powders include Fe a Cr b Mo c Si d B e Y f , wherein 48 at. %≤a≤50 at. %, 21 at. %≤b≤23 at. %, 18 at. %≤c≤20 at. %, 3 at. %≤D≤5 at. %, 2 at. %≤c≤4 at. %, and 2 at. %≤f≤4 at. %.

Multi metal base thermal resistance alloy and mold with multi metal base thermal resistance alloy layer

A multi metal base thermal resistance alloy and a mold with the multi metal base thermal resistance alloy layer are provided. The weight percent of each element in this alloy is less than 45%. The structure of the alloy is an amorphous structure and the phonon thermal conductivity of the amorphous structure is intrinsically low. Therefore, the alloy is a metal material with low thermal conductivity coefficient and high thermal stability, which can increase the heat retaining property of the die casting mold, enhance the forming yield and stability of a metal sheet with a low fusion point, and is suitable to be used as a thermal-resistance coating material on die casting molds.

Composite powder of carbide/blending metal

A composite powder is provided. The composite powder comprises 80-97 wt % of carbide and 3-20 wt % of blending metal powder comprising cobalt and a first metal powder, wherein the first metal powder is formed of one of aluminum, titanium, iron, nickel, or a combination thereof, and the amount of cobalt is 90-99% of total blending metal powder.

ALUMINUM-COBALT-CHROMIUM-IRON-NICKEL-SILICON ALLOY, POWDER AND CLADDING THEREOF

An aluminum-cobalt-chromium-iron-nickel-silicon alloy has atomic percentages of 4-12 at % aluminum, 15-25 at % cobalt, 25-35 at % chromium, 4-8 at % iron, 15-25 at % nickel, 10-25 at % silicon, wherein the atomic percentage of aluminum plus silicon is between 18-32 at %. The disclosure applies the alloy design to develop a low-aluminum Al—Co—Cr—Fe—Ni—Si alloy composition, and has high-temperature hardness, high wear resistance, corrosion resistance and high temperature oxidation resistance. 1. An aluminum-cobalt-chromium-iron-nickel-silicon alloy comprises atomic percentages of 4-12 at % aluminum , 15-25 at % cobalt , 25-35 at % chromium , 4-8 at % iron , 15-25 at % nickel , 10-25 at % silicon , wherein the atomic percentage of aluminum plus silicon is between 18-32 at %.2. An aluminum-cobalt-chromium-iron-nickel-silicon alloy powder comprises atomic percentages of 4-12 at % aluminum , 15-25 at % cobalt , 25-35 at % chromium , 4-8 at % iron , 15-25 at % nickel , 10-25 at % silicon , wherein the atomic percentage of aluminum plus silicon is between 18-32 at %.3. The aluminum-cobalt-chromium-iron-nickel-silicon alloy powder as recited in claim 2 , wherein the aluminum-cobalt-chromium-iron-nickel-silicon alloy powder is made of an aluminum-cobalt-chromium-iron-nickel-silicon alloy by using gas spray atomization claim 2 , water spray atomization claim 2 , centrifugal force atomization claim 2 , ion atomization claim 2 , or a combination of the two atomization methods described above.4. An aluminum-cobalt-chromium-iron-nickel-silicon alloy cladding comprises an aluminum-cobalt-chromium-iron-nickel-silicon alloy powder having atomic percentages of 4-12 at % aluminum claim 2 , 15-25 at % cobalt claim 2 , 25-35 at % chromium claim 2 , 4-8 at % iron claim 2 , 15-25 at % nickel claim 2 , 10-25 at % silicon claim 2 , and the atomic percentage of aluminum plus silicon between 18-32 at % claim 2 , which is cladding on a substrate with cladding technology.5. The aluminum-cobalt- ...

ALUMINUM ALLOY POWDER AND MANUFACTURING METHOD OF ALUMINUM ALLOY OBJECT

An aluminum alloy powder and a manufacturing method of an aluminum alloy object are provided. The aluminum alloy powder includes 96.5-99 wt % of a combination of Al, Si, Cu and Mg and the remainder including Ni and Mn. Moreover, the aluminum alloy powder includes an alloy core and a native oxide layer covering the alloy core. 1. An aluminum alloy powder , comprising:96.5-99 wt % of a combination of aluminum (Al), silicon (Si), copper (Cu) and magnesium (Mg); andthe remainder comprising nickel (Ni) and manganese (Mn);wherein the aluminum alloy powder comprises an alloy core and a native oxide layer covering the alloy core.2. The aluminum alloy powder according to claim 1 , wherein a particle diameter of the aluminum alloy powder is 2-65 μm claim 1 , and a thickness of the native oxide layer is 5-10 nm.3. The aluminum alloy powder according to claim 2 , where the thickness of the native oxide layer is 5-7 nm.4. The aluminum alloy powder according to claim 1 , wherein aluminum is in an amount of 83-87 wt % of the aluminum alloy powder.5. The aluminum alloy powder according to claim 1 , wherein silicon is in an amount of 8-10 wt % of the aluminum alloy powder.6. The aluminum alloy powder according to claim 1 , wherein copper is in an amount of 3-5 wt % of the aluminum alloy powder.7. The aluminum alloy powder according to claim 1 , wherein magnesium is in an amount of 0.4-1.5 wt % of the aluminum alloy powder.8. The aluminum alloy powder according to claim 1 , wherein nickel is in an amount of higher than 0 wt % to 1 wt % of the aluminum alloy powder.9. The aluminum alloy powder according to claim 1 , wherein manganese is in an amount of higher than 0 wt % to 1 wt % of the aluminum alloy powder.10. A manufacturing method of an aluminum alloy object claim 1 , comprising: 96.5-99 wt % of a combination of aluminum (Al), silicon (Si), copper (Cu) and magnesium (Mg); and', 'the remainder comprising nickel (Ni) and manganese (Mn);, 'providing an aluminum alloy composition; ...

ALLOY CASTING MATERIAL AND METHOD FOR MANUFACTURING ALLOY OBJECT

An alloy casting material is provided, which includes 97 to 99 parts by weight of Al and Si, 0.25 to 0.4 parts by weight of Cu, and 0.15 to 1.35 parts by weight of a combination of at least two of Mg, Ni, and Ti. The alloy casting material can be sprayed by gas to form powders, which are melted by laser-additive manufacturing to form a melted object. The melted object can be processed by an ageing heat treatment to complete an alloy object. 1. An alloy casting material , comprising:97 to 99 parts by weight of Al and Si;0.25 to 0.4 parts by weight of Cu; and0.15 to 1.35 parts by weight of a combination of at least two of Mg, Ni, and Ti.2. The alloy casting material as claimed in claim 1 , including 6 to 8 parts by weight of Si.3. The alloy casting material as claimed in claim 1 , including 89 to 93 parts by weight of Al.4. The alloy casting material as claimed in claim 1 , including 0.7 to 0.9 parts by weight of Mg.5. The alloy casting material as claimed in claim 1 , including 0.1 to 0.25 parts by weight of Ni.6. The alloy casting material as claimed in claim 1 , including 0.05 to 0.2 parts by weight of Ti.7. A method of forming an alloy object claim 1 , comprising:{'claim-ref': {'@idref': 'CLM-00001', 'claim 1'}, 'spraying the alloy casting material as claimed in by inert gas to form powders;'}melting the powders by laser additive-manufacturing to form a melted object; andprocessing an ageing heat treatment for the melted object to complete the alloy object.8. The method as claimed in claim 7 , wherein the powders of the alloy casting material have a diameter of 5 μm to 35 μm.9. The method as claimed in claim 7 , wherein the step of melting the powders by laser-additive manufacturing is performed at a temperature of 660° C. to 2400° C. .10. The method as claimed in claim 7 , wherein the ageing heat treatment is performed at a temperature of 150° C. to 180° C. . The present application is based on, and claims priority from, Taiwan Application Ser. Number 103140383, ...

METAL-CERAMIC COMPOSITE MATERIAL AND METHOD FOR FORMING THE SAME

A metal-ceramic composite material and a method for forming the same are provided. The metal-ceramic composite material includes a metal body, a plurality of metal oxide nanoparticles and a plurality of ceramic particles. The metal body includes a metal material having a first surface energy. The metal oxide nanoparticles and the ceramic particles are dispersed in the metal body. The ceramic particles have a second surface energy that is higher than the first surface energy. 1. A metal-ceramic composite material , comprising:a metal body comprising a metal material having a first surface energy;a plurality of metal oxide nanoparticles dispersed in the metal body; anda plurality of ceramic particles dispersed in the metal body, wherein the ceramic particles have a second surface energy higher than the first surface energy.2. The metal-ceramic composite material as claimed in claim 1 , wherein the first surface energy is less than 1.5 J/m claim 1 , and the second surface energy is higher than 2 J/m.3. The metal-ceramic composite material as claimed in claim 1 , wherein the metal oxide nanoparticles have a third surface energy claim 1 , and a difference between the second surface energy and the third surface energy is less than 1 J/m.4. The metal-ceramic composite material as claimed in claim 1 , wherein the ceramic particles have a particle size of 0.5 μm to 20 μm.5. The metal-ceramic composite material as claimed in claim 1 , wherein the metal oxide nanoparticles have a particle size of 3 nm to 50 nm.6. The metal-ceramic composite material as claimed in claim 1 , wherein the metal oxide nanoparticles are present in an amount of less than 1 vol. % of the metal-ceramic composite material.7. The metal-ceramic composite material as claimed in claim 1 , wherein the metal oxide nanoparticles are formed of a native oxide of the metal material having the first surface energy.8. The metal-ceramic composite material as claimed in claim 7 , wherein the metal-ceramic composite ...

Multi metal base thermal resistance alloy and a mold with the multi metal base thermal resistance alloy layer

Alloy casting material and method for manufacturing alloy object

Composite cutter

一種複合刀具，其包括基材以及披覆於基材表面上的多元合金氮化物薄膜。多元合金氮化物薄膜的合金成分包括五至七種金屬元素。金屬元素至少包括鋁(Al)、鉻(Cr)及鐵(Fe)元素，其中鋁元素佔合金成分的重量百分比為1.57wt%~11.18wt%。

Ultra-hard composite material and method for manufacturing the same

The disclosed is an ultra-hard composite material. The method for manufacturing the ultra-hard composite material includes mixing a metal carbide powder and a multi-element high-entropy alloy powder to form a mixture, green compacting the mixture, and sintering the mixture to form the ultra-hard composite material. The described multi-element high-entropy alloy consists of five to eleven principal elements, with every principal element occupying a 5 to 35 molar percentage of the alloy.

Alloy powder and laser additive manufacturing process applying the same

一種合金粉體及應用其之雷射積層製程。合金粉體包括52~60%重量百分比的鎳與鐵之組合、16~22%重量百分比的鈷或錳、以及其餘部分為鉻或鋁之至少其中之一。雷射積層製程包括提供前述之合金粉體、對合金粉體進行雷射燒結步驟以形成合金製品以及選擇性地對合金製品進行熱處理步驟。

Magnetisches Verknüpfungsnetzwerk

Motormechanismus

Die Erfindung betrifft einen Motormechanismus mit einem Stator, einem ersten Lager, einem zweiten Lager, einer Hülse und einem Rotor. Der Stator weist ein axiales Loch auf. Das erste Lager und das zweite Lager sind jeweils in dem axialen Loch angeordnet. Die Hülse ist in dem axialen Loch und zwischen dem ersten Lager und dem zweiten Lager angeordnet. Der Rotor weist eine Welle auf, die in dem axialen Loch angeordnet ist und durch das erste Lager, die Hülse und das zweite Lager hindurchgeht.

Easy rolling alloy material

Aluminum alloy material and aluminum alloy object and method for manufacturing the same

An aluminum alloy material includes 1.0 wt % to 13.0 wt % of Si, 0.2 wt % to 1.4 wt % of Fe, 0.2 wt % to 0.8 wt % of Ni, and the remainder being Al and inevitable impurities. The aluminum alloy material can be 3D printed or die-casted to form an aluminum alloy object with a high thermal conductivity.

Aluminum alloy material and aluminum alloy object and method for manufacturing the same

An aluminum alloy material includes 1.0 wt % to 13.0 wt % of Si, 0.2 wt % to 1.4 wt % of Fe, 0.2 wt % to 0.8 wt % of Ni, and the remainder being Al and inevitable impurities. The aluminum alloy material can be 3D printed or die-casted to form an aluminum alloy object with a high thermal conductivity.