CN107587021A - A kind of high-strength casting material and its preparation technology - Google Patents
A kind of high-strength casting material and its preparation technology Download PDFInfo
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- CN107587021A CN107587021A CN201710877496.4A CN201710877496A CN107587021A CN 107587021 A CN107587021 A CN 107587021A CN 201710877496 A CN201710877496 A CN 201710877496A CN 107587021 A CN107587021 A CN 107587021A
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Abstract
The invention discloses a kind of high-strength casting material and its preparation technology, founding materials component includes 20 30 parts of graphite powder, 10 20 parts of bauxite powder, 8 18 parts of nano silicon, 28 parts of titanium dioxide, 6 12 parts of nano-calcium carbonate, 8 16 parts of hollow glass micropearl, 28 parts of molybdenum, 2 10 parts of chromium, 4 10 parts of silicon, 39 parts of nickel, 4 12 parts of manganese in parts by weight, preparation technology of the present invention is simple, obtained founding materials has high intensity, the performance of high abrasion, improves surface quality of continuous castings.
Description
Technical field
The present invention relates to founding materials preparing technical field, specially a kind of high-strength casting material and its preparation technology.
Background technology
Cast and refer to dissolving solid metallic into the casting mold for pouring into given shape for liquid, treat the processing side of its solidification forming
Formula.Had by ingot metal:Copper, iron, aluminium, tin, lead etc., the material of common casting mold is roughing sand, clay, waterglass, resin and other are auxiliary
Help material.The casting mold of Special Processes of Metal Castings includes:Model casting, lost foam casting, permanent mold casting, ceramic mold casting etc..
The output shaft of motor is an internal particularly important part, and output shaft is exactly the axle for exporting power, is that power is defeated
The important component sent, it is perfect not enough in the founding materials of motor output shaft at present, it is resistance in impact resistance, high temperature strength, height
The performances such as mill property, high heat resistive fatigue strength and toughness have much room for improvement.
The content of the invention
It is an object of the invention to provide a kind of high-strength casting material and its preparation technology, to solve above-mentioned background technology
The problem of middle proposition.
To achieve the above object, the present invention provides following technical scheme：A kind of high-strength casting material, founding materials component
In parts by weight include graphite powder 20-30 parts, bauxite powder 10-20 parts, nano silicon 8-18 parts, titanium dioxide 2-8 parts,
Nano-calcium carbonate 6-12 parts, hollow glass micropearl 8-16 parts, molybdenum 2-8 parts, chromium 2-10 parts, silicon 4-10 parts, nickel 3-9 parts, manganese 4-12
Part.
Preferably, the preferable composition proportion of founding materials component includes 25 parts of graphite powder, 15 parts of bauxite powder, nano-silica
13 parts of SiClx, 5 parts of titanium dioxide, 9 parts of nano-calcium carbonate, 12 parts of hollow glass micropearl, 5 parts of molybdenum, 6 parts of chromium, 7 parts of silicon, 6 parts of nickel,
8 parts of manganese.
Preferably, its preparation technology comprises the following steps：
A, melting in smelting furnace is added after mixing molybdenum, chromium, silicon, nickel, manganese, temperature is 1000 DEG C, time 2h, slowly cold afterwards
But to 500 DEG C；
B, graphite powder, bauxite powder, nano silicon, titanium dioxide, nano-calcium carbonate, hollow is added in the mixture afterwards
Glass microballoon, continue furnace temperature rising to 800 DEG C；
C, after melting 40min, then 400 DEG C are slowly cooled to, is rapidly cooled to less than 80 DEG C afterwards, that is, obtains founding materials.
Compared with prior art, the beneficial effects of the invention are as follows：Preparation technology of the present invention is simple, obtained founding materials tool
There are high intensity, the performance of high abrasion, improve surface quality of continuous castings；Wherein, the bauxite powder of addition, nano silicon, energy
Anti-wear performance and the high heat-resistant anti-fatigue for enough improving founding materials are strong；The founding materials that the preparation technology that the present invention uses obtains can
Casting billet surface is ensured without slag inclusion and dry slag phenomenon,
Further increase cc billet surface quality；Obtained through overtesting, founding materials tensile strength produced by the present invention
8200Mpa, elongation percentage 9.8%, the contraction percentage of area 25.3%.
Embodiment
The technical scheme in the embodiment of the present invention is clearly and completely described below, it is clear that described embodiment
Only part of the embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, the common skill in this area
The every other embodiment that art personnel are obtained under the premise of creative work is not made, belong to the model that the present invention protects
Enclose.
The present invention provides following technical scheme：A kind of high-strength casting material, founding materials component include in parts by weight
Graphite powder 20-30 parts, bauxite powder 10-20 parts, nano silicon 8-18 parts, titanium dioxide 2-8 parts, nano-calcium carbonate 6-12
Part, hollow glass micropearl 8-16 parts, molybdenum 2-8 parts, chromium 2-10 parts, silicon 4-10 parts, nickel 3-9 parts, manganese 4-12 parts.
Embodiment one：
Founding materials component includes 20 parts of graphite powder, 10 parts of bauxite powder, 8 parts of nano silicon, titanium dioxide in parts by weight
2 parts of titanium, 6 parts of nano-calcium carbonate, 8 parts of hollow glass micropearl, 2 parts of molybdenum, 2 parts of chromium, 4 parts of silicon, 3 parts of nickel, 4 parts of manganese.
The preparation technology of the present embodiment comprises the following steps：
A, melting in smelting furnace is added after mixing molybdenum, chromium, silicon, nickel, manganese, temperature is 1000 DEG C, time 2h, slowly cold afterwards
But to 500 DEG C；
B, graphite powder, bauxite powder, nano silicon, titanium dioxide, nano-calcium carbonate, hollow is added in the mixture afterwards
Glass microballoon, continue furnace temperature rising to 800 DEG C；
C, after melting 40min, then 400 DEG C are slowly cooled to, is rapidly cooled to less than 80 DEG C afterwards, that is, obtains founding materials.
Embodiment two：
Founding materials component includes 30 parts of graphite powder, 20 parts of bauxite powder, 18 parts of nano silicon, titanium dioxide in parts by weight
8 parts of titanium, 12 parts of nano-calcium carbonate, 16 parts of hollow glass micropearl, 8 parts of molybdenum, 10 parts of chromium, 10 parts of silicon, 9 parts of nickel, 12 parts of manganese.
The preparation technology of the present embodiment comprises the following steps：
A, melting in smelting furnace is added after mixing molybdenum, chromium, silicon, nickel, manganese, temperature is 1000 DEG C, time 2h, slowly cold afterwards
But to 500 DEG C；
B, graphite powder, bauxite powder, nano silicon, titanium dioxide, nano-calcium carbonate, hollow is added in the mixture afterwards
Glass microballoon, continue furnace temperature rising to 800 DEG C；
C, after melting 40min, then 400 DEG C are slowly cooled to, is rapidly cooled to less than 80 DEG C afterwards, that is, obtains founding materials.
Embodiment three：
Founding materials component includes 22 parts of graphite powder, 12 parts of bauxite powder, 9 parts of nano silicon, titanium dioxide in parts by weight
3 parts of titanium, 7 parts of nano-calcium carbonate, 9 parts of hollow glass micropearl, 3 parts of molybdenum, 3 parts of chromium, 5 parts of silicon, 4 parts of nickel, 5 parts of manganese.
The preparation technology of the present embodiment comprises the following steps：
A, melting in smelting furnace is added after mixing molybdenum, chromium, silicon, nickel, manganese, temperature is 1000 DEG C, time 2h, slowly cold afterwards
But to 500 DEG C；
B, graphite powder, bauxite powder, nano silicon, titanium dioxide, nano-calcium carbonate, hollow is added in the mixture afterwards
Glass microballoon, continue furnace temperature rising to 800 DEG C；
C, after melting 40min, then 400 DEG C are slowly cooled to, is rapidly cooled to less than 80 DEG C afterwards, that is, obtains founding materials.
Example IV：
Founding materials component includes 28 parts of graphite powder, 18 parts of bauxite powder, 16 parts of nano silicon, titanium dioxide in parts by weight
7 parts of titanium, 11 parts of nano-calcium carbonate, 14 parts of hollow glass micropearl, 7 parts of molybdenum, 9 parts of chromium, 9 parts of silicon, 8 parts of nickel, 10 parts of manganese.
The preparation technology of the present embodiment comprises the following steps：
A, melting in smelting furnace is added after mixing molybdenum, chromium, silicon, nickel, manganese, temperature is 1000 DEG C, time 2h, slowly cold afterwards
But to 500 DEG C；
B, graphite powder, bauxite powder, nano silicon, titanium dioxide, nano-calcium carbonate, hollow is added in the mixture afterwards
Glass microballoon, continue furnace temperature rising to 800 DEG C；
C, after melting 40min, then 400 DEG C are slowly cooled to, is rapidly cooled to less than 80 DEG C afterwards, that is, obtains founding materials.
Embodiment five：
Founding materials component includes 24 parts of graphite powder, 14 parts of bauxite powder, 15 parts of nano silicon, titanium dioxide in parts by weight
6 parts of titanium, 9 parts of nano-calcium carbonate, 14 parts of hollow glass micropearl, 7 parts of molybdenum, 9 parts of chromium, 5 parts of silicon, 8 parts of nickel, 10 parts of manganese.
The preparation technology of the present embodiment comprises the following steps：
A, melting in smelting furnace is added after mixing molybdenum, chromium, silicon, nickel, manganese, temperature is 1000 DEG C, time 2h, slowly cold afterwards
But to 500 DEG C；
B, graphite powder, bauxite powder, nano silicon, titanium dioxide, nano-calcium carbonate, hollow is added in the mixture afterwards
Glass microballoon, continue furnace temperature rising to 800 DEG C；
C, after melting 40min, then 400 DEG C are slowly cooled to, is rapidly cooled to less than 80 DEG C afterwards, that is, obtains founding materials.
Embodiment six：
Founding materials component includes 25 parts of graphite powder, 15 parts of bauxite powder, 13 parts of nano silicon, titanium dioxide in parts by weight
5 parts of titanium, 9 parts of nano-calcium carbonate, 12 parts of hollow glass micropearl, 5 parts of molybdenum, 6 parts of chromium, 7 parts of silicon, 6 parts of nickel, 8 parts of manganese.
The preparation technology of the present embodiment comprises the following steps：
A, melting in smelting furnace is added after mixing molybdenum, chromium, silicon, nickel, manganese, temperature is 1000 DEG C, time 2h, slowly cold afterwards
But to 500 DEG C；
B, graphite powder, bauxite powder, nano silicon, titanium dioxide, nano-calcium carbonate, hollow is added in the mixture afterwards
Glass microballoon, continue furnace temperature rising to 800 DEG C；
C, after melting 40min, then 400 DEG C are slowly cooled to, is rapidly cooled to less than 80 DEG C afterwards, that is, obtains founding materials.
Preparation technology of the present invention is simple, and obtained founding materials has high intensity, the performance of high abrasion, improves casting table
Face quality；Wherein, the bauxite powder of addition, nano silicon, it is possible to increase the anti-wear performance and height of founding materials are heat-resisting tired
Lao Qiang；The founding materials that the preparation technology that the present invention uses obtains is able to ensure that casting billet surface without slag inclusion and dry slag phenomenon, enters one
Step improves cc billet surface quality；Obtained through overtesting, founding materials tensile strength 8200Mpa produced by the present invention, elongation percentage
9.8%, the contraction percentage of area 25.3%.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of changes, modification can be carried out to these embodiments, replace without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (3)
- A kind of 1. high-strength casting material, it is characterised in that：Founding materials component in parts by weight include graphite powder 20-30 parts, Bauxite powder 10-20 parts, nano silicon 8-18 parts, titanium dioxide 2-8 parts, nano-calcium carbonate 6-12 parts, hollow glass are micro- Pearl 8-16 parts, molybdenum 2-8 parts, chromium 2-10 parts, silicon 4-10 parts, nickel 3-9 parts, manganese 4-12 parts.
- A kind of 2. high-strength casting material according to claim 1, it is characterised in that：The preferable composition of founding materials component Proportioning includes 25 parts of graphite powder, 15 parts of bauxite powder, 13 parts of nano silicon, 5 parts of titanium dioxide, 9 parts of nano-calcium carbonate, sky 12 parts of heart glass microballoon, 5 parts of molybdenum, 6 parts of chromium, 7 parts of silicon, 6 parts of nickel, 8 parts of manganese.
- 3. realize a kind of preparation technology of high-strength casting material described in claim 1, it is characterised in that：Its preparation technology bag Include following steps：A, melting in smelting furnace is added after mixing molybdenum, chromium, silicon, nickel, manganese, temperature is 1000 DEG C, time 2h, slowly cold afterwards But to 500 DEG C；B, graphite powder, bauxite powder, nano silicon, titanium dioxide, nano-calcium carbonate, hollow is added in the mixture afterwards Glass microballoon, continue furnace temperature rising to 800 DEG C；C, after melting 40min, then 400 DEG C are slowly cooled to, is rapidly cooled to less than 80 DEG C afterwards, that is, obtains founding materials.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710877496.4A CN107587021A (en) | 2017-09-26 | 2017-09-26 | A kind of high-strength casting material and its preparation technology |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710877496.4A CN107587021A (en) | 2017-09-26 | 2017-09-26 | A kind of high-strength casting material and its preparation technology |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104405456A (en) * | 2014-09-26 | 2015-03-11 | 江苏华强新能源科技有限公司 | Manufacturing technology of flue for gas turbine exhaust system |
| CN105908008A (en) * | 2016-06-25 | 2016-08-31 | 聂超 | Ship propeller high-strength casting material and casting process thereof |
| CN106011606A (en) * | 2016-06-27 | 2016-10-12 | 安徽省含山县皖中减速机械有限公司 | Casting material for speed reducer output shaft |
| CN106498272A (en) * | 2016-10-24 | 2017-03-15 | 马鞍山顺发机械制造有限公司 | A kind of automobile engine cylinder head founding materials |
-
2017
- 2017-09-26 CN CN201710877496.4A patent/CN107587021A/en not_active Withdrawn
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104405456A (en) * | 2014-09-26 | 2015-03-11 | 江苏华强新能源科技有限公司 | Manufacturing technology of flue for gas turbine exhaust system |
| CN105908008A (en) * | 2016-06-25 | 2016-08-31 | 聂超 | Ship propeller high-strength casting material and casting process thereof |
| CN106011606A (en) * | 2016-06-27 | 2016-10-12 | 安徽省含山县皖中减速机械有限公司 | Casting material for speed reducer output shaft |
| CN106498272A (en) * | 2016-10-24 | 2017-03-15 | 马鞍山顺发机械制造有限公司 | A kind of automobile engine cylinder head founding materials |
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Application publication date: 20180116 |
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