CN111266569A - Novel 3D printing powder material and preparation process thereof - Google Patents
Novel 3D printing powder material and preparation process thereof Download PDFInfo
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- CN111266569A CN111266569A CN202010101895.3A CN202010101895A CN111266569A CN 111266569 A CN111266569 A CN 111266569A CN 202010101895 A CN202010101895 A CN 202010101895A CN 111266569 A CN111266569 A CN 111266569A
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- 239000000843 powder Substances 0.000 title claims abstract description 49
- 239000000463 material Substances 0.000 title claims abstract description 28
- 238000010146 3D printing Methods 0.000 title claims abstract description 24
- 238000002360 preparation method Methods 0.000 title abstract description 10
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 14
- 239000010959 steel Substances 0.000 claims abstract description 14
- 239000002184 metal Substances 0.000 claims abstract description 11
- 229910052751 metal Inorganic materials 0.000 claims abstract description 11
- 238000002844 melting Methods 0.000 claims abstract description 10
- 230000008018 melting Effects 0.000 claims abstract description 10
- 238000001816 cooling Methods 0.000 claims abstract description 8
- 238000000889 atomisation Methods 0.000 claims abstract description 6
- 239000002994 raw material Substances 0.000 claims abstract description 6
- 238000000034 method Methods 0.000 claims description 7
- 238000004806 packaging method and process Methods 0.000 claims description 5
- 238000012216 screening Methods 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 claims 6
- 239000000956 alloy Substances 0.000 claims 4
- 229910045601 alloy Inorganic materials 0.000 claims 4
- 238000005498 polishing Methods 0.000 abstract description 5
- 239000000203 mixture Substances 0.000 description 6
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
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- B22F1/0003—
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/02—Making metallic powder or suspensions thereof using physical processes
- B22F9/06—Making metallic powder or suspensions thereof using physical processes starting from liquid material
- B22F9/08—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
- B22F9/082—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying atomising using a fluid
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y70/00—Materials specially adapted for additive manufacturing
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/44—Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/46—Ferrous alloys, e.g. steel alloys containing chromium with nickel with vanadium
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Powder Metallurgy (AREA)
Abstract
The invention discloses a novel 3D printing powder material and a preparation process thereof, the components of the material comprise, by weight, 0.15-0.25% of C, 12-14% of Gr, 0.4-0.6% of Ni, 0.15-0.2% of Mo, 0.7-0.8% of Si, 0.7-0.8% of Mn, 0.15-0.2% of V, less than or equal to 0.03% of P, less than or equal to 0.03% of S, less than or equal to 0.55% of residual elements, and the balance Fe, and the preparation process comprises the following steps: s1, melting the raw materials into molten steel according to the component proportion; s2, atomizing the molten steel obtained in the S1 into powder by an atomization method; s3, cooling the metal powder obtained in step S2. Compared with the traditional die powder, the material has the advantages of high strength, high toughness, high polishing performance and higher elongation at break, and the elongation at break of the material can reach 17 percent through tests.
Description
Technical Field
The invention relates to the technical field of 3D printing, in particular to a novel 3D printing powder material and a preparation process thereof.
Background
The workpiece processed by the existing die powder steel through a 3D printer has poor strength, poor toughness, low polishing performance and low elongation at break, and the requirements of a plastic die on high strength, high toughness, high polishing and high elongation at break can not be met. In view of the above problems, there is a need for a further solution in the field of high toughness/high polishing plastic mold 3D printing steel powder applications.
Disclosure of Invention
The invention aims to provide a novel 3D printing powder material and a preparation process thereof, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the novel 3D printing powder material comprises, by weight, 0.15-0.25% of C, 12-14% of Gr, 0.4-0.6% of N i 0.4, 0.15-0.2% of Mo0.7-0.8% of Si, 0.7-0.8% of Mn, 0.15-0.2% of V, less than or equal to 0.03% of P, less than or equal to 0.03% of S, less than or equal to 0.55% of residual elements, and the balance Fe.
Preferably, the composition comprises, by weight, 0.15% of C, 12% of Gr, 0.4% of N i 0.4, 0.15% of Mo, 0.7% of Si, 0.7% of Mn, 0.15% of V, 0.03% of P, 0.03% of S, 0.55% of residual elements and the balance Fe.
Preferably, the composition comprises, by weight, 0.2% of C, 13% of Gr, 0.5% of N i 0.5, 0.175% of Mo, 0.75% of Si, 0.75% of Mn, 0.175% of V, 0.001% of P, 0.01% of S, 0.15% of residual elements and the balance of Fe.
Preferably, the composition comprises, by weight, 0.25% of C, 14% of Gr, 0.6% of N i 0.6, 0.2% of Mo, 0.8% of Si, 0.8% of Mn, 0.2% of V, 0.0001% of P, 0.001% of S, 0.05% of residual elements and the balance of Fe.
A novel 3D printing powder material preparation process comprises the following steps:
s1, melting the raw materials into molten steel according to the component proportion;
s2, atomizing the molten steel obtained in the S1 into powder by an atomization method;
s3, cooling the metal powder obtained in step S2.
Preferably, the method further includes a step S4 of screening the metal powder cooled in the step S3.
Preferably, the method further comprises step S5: and packaging and storing the sieved powder.
Preferably, the melting temperature in the step S1 is 1200-1500 ℃.
Preferably, the melting temperature in the step S1 is 1400 ℃.
Preferably, the cooling temperature in step S3 is room temperature.
Drawings
Fig. 1 is a fracture elongation test chart of the present invention.
Compared with the prior art, the invention has the beneficial effects that:
compared with the traditional die powder, the material has the advantages of high strength, high toughness, high polishing performance and higher elongation at break, and the elongation at break of the material can reach 17 percent through tests.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
Referring to fig. 1, the present invention provides a technical solution: the novel 3D printing powder material comprises, by weight, 0.15% of C, 12% of Gr, 0.4% of N i 0.4, 0.15% of Mo, 0.7% of S i 0.7, 0.7% of Mn, 0.15% of V, 0.03% of P, 0.03% of S, 0.55% of residual elements and the balance of Fe.
A novel 3D printing powder material preparation process comprises the following steps:
s1, melting the raw materials into molten steel at 1200 ℃ according to the mixture ratio of the components;
s2, atomizing the molten steel obtained in the S1 into powder by an atomization method;
s3, cooling the metal powder obtained in step S2 at room temperature.
And S4, screening the metal powder cooled in the step S3.
S5: and packaging and storing the sieved powder.
Example 2
Referring to fig. 1, a novel 3D printing powder material comprises, by weight, C0.2%, Gr 13%, N i 0.5.5%, Mo 0.175%, Si 0.75%, Mn 0.75%, V0.175%, P0.001%, S0.01%, residual element 0.15%, and balance Fe.
A novel 3D printing powder material preparation process comprises the following steps:
s1, melting the raw materials into molten steel at 1400 ℃ according to the mixture ratio of the components;
s2, atomizing the molten steel obtained in the S1 into powder by an atomization method;
s3, cooling the metal powder obtained in step S2 at room temperature.
And S4, screening the metal powder cooled in the step S3.
S5: and packaging and storing the sieved powder.
Example 3
Referring to fig. 1, a novel 3D printing powder material comprises, by weight, C0.25%, Gr 14%, Ni 0.6%, Mo 0.2%, Si 0.8%, Mn 0.8%, V0.2%, P0.0001%, S0.001%, residual element 0.05%, and balance Fe.
A novel 3D printing powder material preparation process comprises the following steps:
s1, melting the raw materials into molten steel at 1500 ℃ according to the mixture ratio of the components;
s2, atomizing the molten steel obtained in the S1 into powder by an atomization method;
s3, cooling the metal powder obtained in step S2 at room temperature.
And S4, screening the metal powder cooled in the step S3.
S5: and packaging and storing the sieved powder.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a novel 3D print powder material which characterized in that: the components of the alloy comprise, by weight, 0.15-0.25% of C, 12-14% of Gr, 0.4-0.6% of Ni, 0.15-0.2% of Mo, 0.7-0.8% of Si, 0.7-0.8% of Mn, 0.15-0.2% of V, less than or equal to 0.03% of P, less than or equal to 0.03% of S, less than or equal to 0.55% of residual elements, and the balance of Fe.
2. The novel 3D printing powder material of claim 1, wherein: the alloy comprises, by weight, 0.15% of C, 12% of Gr, 0.4% of Ni, 0.15% of Mo, 0.7% of Si, 0.7% of Mn, 0.15% of V, 0.03% of P, 0.03% of S, 0.55% of residual elements and the balance of Fe.
3. The novel 3D printing powder material of claim 1, wherein: the alloy comprises, by weight, 0.2% of C, 13% of Gr, 0.5% of Ni, 0.175% of Mo, 0.75% of Si, 0.75% of Mn, 0.175% of V, 0.001% of P, 0.01% of S, 0.15% of residual elements and the balance of Fe.
4. The novel 3D printing powder material of claim 1, wherein: the alloy comprises, by weight, 0.25% of C, 14% of Gr, 0.6% of Ni, 0.2% of Mo, 0.8% of Si, 0.8% of Mn, 0.2% of V, 0.0001% of P, 0.001% of S, 0.05% of residual elements and the balance of Fe.
5. The novel process for preparing 3D printing powder material according to any one of claims 1-4, characterized by comprising the following steps:
s1, melting the raw materials into molten steel according to the component proportion;
s2, atomizing the molten steel obtained in the S1 into powder by an atomization method;
s3, cooling the metal powder obtained in step S2.
6. The novel process for preparing 3D printing powder material according to claim 5, wherein the process comprises the following steps: and a step S4 of screening the metal powder cooled in the step S3.
7. The novel process for preparing 3D printing powder material according to claim 6, wherein the process comprises the following steps: further comprising step S5: and packaging and storing the sieved powder.
8. The novel process for preparing 3D printing powder material according to claim 5, wherein the process comprises the following steps: the melting temperature in the step S1 is 1200-1500 ℃.
9. The novel process for preparing 3D printing powder material according to claim 8, wherein the process comprises the following steps: the melting temperature in said step S1 was 1400 ℃.
10. The novel process for preparing 3D printing powder material according to claim 6, wherein the process comprises the following steps: the cooling temperature in step S3 is room temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010101895.3A CN111266569A (en) | 2020-02-19 | 2020-02-19 | Novel 3D printing powder material and preparation process thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010101895.3A CN111266569A (en) | 2020-02-19 | 2020-02-19 | Novel 3D printing powder material and preparation process thereof |
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| Publication Number | Publication Date |
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| CN111266569A true CN111266569A (en) | 2020-06-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010101895.3A Pending CN111266569A (en) | 2020-02-19 | 2020-02-19 | Novel 3D printing powder material and preparation process thereof |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104325128A (en) * | 2014-09-29 | 2015-02-04 | 华中科技大学 | Heat-resisting die steel material for 3D (Three-Dimensional) printing and preparation method of heat-resisting die steel material |
| CN105714209A (en) * | 2016-03-23 | 2016-06-29 | 华中科技大学 | Metal base ceramic phase reinforced alloy tool steel powder for 3D printing, preparation method and application thereof |
| WO2017063633A1 (en) * | 2015-10-15 | 2017-04-20 | Vdm Metals International Gmbh | Corrosion-resistant powder |
| CN108517473A (en) * | 2018-06-29 | 2018-09-11 | 钢铁研究总院 | Based on SLM techniques high-strength stainless powdered steel and preparation method thereof |
| CN108588582A (en) * | 2018-06-29 | 2018-09-28 | 钢铁研究总院 | 3D printing high strength stainless steel powder and preparation process under low temperature Service Environment |
-
2020
- 2020-02-19 CN CN202010101895.3A patent/CN111266569A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104325128A (en) * | 2014-09-29 | 2015-02-04 | 华中科技大学 | Heat-resisting die steel material for 3D (Three-Dimensional) printing and preparation method of heat-resisting die steel material |
| WO2017063633A1 (en) * | 2015-10-15 | 2017-04-20 | Vdm Metals International Gmbh | Corrosion-resistant powder |
| CN105714209A (en) * | 2016-03-23 | 2016-06-29 | 华中科技大学 | Metal base ceramic phase reinforced alloy tool steel powder for 3D printing, preparation method and application thereof |
| CN108517473A (en) * | 2018-06-29 | 2018-09-11 | 钢铁研究总院 | Based on SLM techniques high-strength stainless powdered steel and preparation method thereof |
| CN108588582A (en) * | 2018-06-29 | 2018-09-28 | 钢铁研究总院 | 3D printing high strength stainless steel powder and preparation process under low temperature Service Environment |
Non-Patent Citations (1)
| Title |
|---|
| 郑远谋著: "《爆炸焊接和爆炸复合材料》", 30 April 2017 * |
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Application publication date: 20200612 |
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