CN101914720A - High-alloy black iron glass mold and manufacture method thereof - Google Patents
High-alloy black iron glass mold and manufacture method thereof Download PDFInfo
- Publication number
- CN101914720A CN101914720A CN 201010247810 CN201010247810A CN101914720A CN 101914720 A CN101914720 A CN 101914720A CN 201010247810 CN201010247810 CN 201010247810 CN 201010247810 A CN201010247810 A CN 201010247810A CN 101914720 A CN101914720 A CN 101914720A
- Authority
- CN
- China
- Prior art keywords
- mould
- glass mold
- black iron
- percent
- iron glass
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Landscapes
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
Abstract
The invention discloses a high-alloy black iron glass mold and a manufacture method thereof. The mold comprise the following components in percentage by weight: 2.0-2.2 percent of Si, 0.75-0.85 percent of Mn, 0.75-0.8 percent of Mo, 0.4-0.5 percent of Ni, 0.09-0.12 percent of V, 0.16-0.2 percent of Ti, 0.26-0.32 percent of Cr, 3.4-3.6 percent of C, and the balance of Fe and common impurities. The manufacture method comprises the steps of smelting raw materials and pouring smelt raw materials in a mold, wherein the smelting temperature of the raw materials is 1500-1520 DEG C and the pouring temperature is 1330-1380 DEG C. The mold of the invention has higher wear-resisting property, better inoxidizability and longer service life and can be continuously used for 0.8-1 million times. The method of the invention is beneficial to acquiring D-type graphite caste iron.
Description
Technical field
The present invention relates to a kind of glass mold, particularly a kind of high-alloy black iron glass mold.The invention still further relates to the manufacture method of above-mentioned glass mold.
Background technology
Because cast iron has advantages of good casting, good processibility, and also cost is low, generally adopts cast iron to do moulding stock both at home and abroad, and this wherein just comprises makes cylinder iron as glass mold material.
Glass mold is the instrument that glasswork is made moulding, and in the process of glasswork moulding, mould needs repeatedly and the fused glass contact, and therefore, glass mold should have performances such as good wear resistance, oxidation-resistance, makes its life-span longer.The heat conductivility of mould for example, good thermal conductivity makes the mould temperature gradient inside or outside reduce to minimum, and prolonged the work-ing life of mould.
In order to improve the performance of cast iron, usually add elements such as Cr, Mo, Ni and V and carry out alloying, wish form and performances such as the heat conduction that improves moulding stock of distributing, thermal fatigue by control graphite.
For example, publication number is 1405353 patent, and it has studied a kind of novel casting and hot work tool steel (CDS) of optimizing alloying constituent, and its composition is (wt%): C 0.15～0.35, Cr 1.5～3.75, Mo 0.5～2.5, and Ni 0.6～2.5, and V 0.1～0.8, Mn 0.2～0.6, Si 0.2～0.6, S≤0.04, P≤0.04.Though but the alloying constituent of this research has good impelling strength, but its wear resisting property is low, and the high life mould mainly is main failure forms with the high temperature wear, and high wear resistance is further to improve the key of die life, so it directly causes work-ing life not high.
Summary of the invention
The purpose of this invention is to provide a kind of metallographic structure is ferritic high-alloy black iron glass mold, and it has, and wear resisting property is better, and oxidation-resistance is better, long service life.The present invention also provides the manufacture method of above-mentioned high-alloy black iron glass mold.
In order to realize above-mentioned purpose, technical scheme of the present invention is: a kind of high-alloy black iron glass mold, and it comprises following components in weight percentage:
Si 2.0～2.2％
Mn 0.75～0.85％
Mo 0.75～0.8％
Ni 0.4～0.5％
V 0.09～0.12％
Ti 0.16～0.2％
Cr 0.26～0.32％
C 3.4～3.6％
All the other are Fe and common impurity.
Mn, Ni, Cr, Mo are the crystal grain thinning element, and Mn, Ni, Cr can play sclerization, have heat-resisting and antioxidant property.V, Ti are the crystal grain thinning element, do not have V, Ti element in the above-mentioned component, and graphite does not reach the D/E type.
Mould metallographic structure of the present invention is a ferrite, and its tensile strength is 250～260N/mm
2Brinell hardness is 150～170; Bending strength is 500N/mm
2100 ℃ thermal conductivitys is 48～51W/M.K, is 38～39W/M.K 500 ℃ thermal conductivitys; Thermal expansivity is 10～13 * 10 in 0～600 ℃ of scope
-6/ K; Elongation is 3～5%.
Metallographic structure is that the hardness ratio metallographic structure of ferritic mould is that the hardness of pearlitic mould is low, help it is processed, and metallographic structure is that ferritic mould is not easy to crack.
The manufacture method of high-alloy black iron glass mold of the present invention comprises step: the melting of raw material and the cast of mould, and the melting of described raw material, its raw material comprises following components in weight percentage:
Si 2.0～2.2％
Mn 0.75～0.85％
Mo 0.75～0.8％
Ni 0.4～0.5％
V 0.09～0.12％
Ti 0.16～0.2％
Cr 0.26～0.32％
C 3.4～3.6％
All the other are Fe and common impurity; Wherein the smelting temperature of raw material is 1500～1520 ℃, and the teeming temperature of mould is 1330～1380 ℃.
Under above-mentioned melting and teeming temperature, can control the form and the distribution of graphite, obtain D type graphite ferrite, thereby can improve the performances such as heat conduction, thermal fatigue of moulding stock, obtain thermal conductivity preferably.
Mould of the present invention has higher wear resisting property, and oxidation-resistance is better, longer service life, sustainable use 100-120 ten thousand times (general mould can use 60-80 ten thousand times).The form and the distribution of method control graphite of the present invention help obtaining D/E type ferrite graphite cast iron.
Embodiment
A kind of high-alloy black iron glass mold is characterized in that comprising following components in weight percentage:
Si 2.0～2.2％
Mn 0.75～0.85％
Mo 0.75～0.8％
Ni 0.4～0.5％
V 0.09～0.12％
Ti 0.16～0.2％
Cr 0.26～0.32％
C 3.4～3.6％
All the other are Fe and common impurity.
Mould of the present invention has higher wear resisting property, and oxidation-resistance is better, longer service life, sustainable use 100-120 ten thousand times (general mould can use 60-80 ten thousand times).Its specific performance is as follows:
Tensile strength 250～the 260N/mm of above-mentioned mould
2
The Brinell hardness of above-mentioned mould is 150～170, and the mould Brinell hardness that does not adopt the present invention program is 120～130.
The bending strength of above-mentioned mould is 500N/mm
2
Above-mentioned mould is 48～51W/M.K 100 ℃ thermal conductivity, is 38～39W/M.K 500 ℃ thermal conductivitys.
The thermal expansivity of the above mould is 10～13 * 10 in 0～600 ℃ of scope
-6/ K.
The elongation of above-mentioned mould is 3～5%.
The manufacture method of high-alloy black iron glass mold comprises:
(1) melting of raw material, raw material comprises above-mentioned components in weight percentage.
For obtaining the component of aforementioned proportion, the total raw material proportioning is: 55.3% new iron, 35% foundry return, 11.7% steel scrap.Other elements are: on the basis of total raw material, add following element: calculate with every 100Kg raw material, add silicon 0.04～0.06%, manganese 0.8～1%, molybdenum 0.9～1%, chromium 0.1～0.3%, titanium 0.3～0.5%, nickel 0.3～0.6%, vanadium 0.01～0.02%, nucleating agent 0.5～0.8%.
Wherein, preferred nucleating agent is a silicon titanate innoculant, and the silicon titanate innoculant incubation time is long, and timeliness is good.
Preferably, other above-mentioned constituent contents are: silicon 0.05%, manganese 0.8%, molybdenum 1%, chromium 0.2%, titanium 0.4%, nickel 0.4%, vanadium 0.015%, nucleating agent 0.6%.
The smelting temperature of raw material remains on 1500～1520 ℃.
(2) cast of mould, the teeming temperature of mould are 1330～1380 ℃.
(3) cooling places sand cooling 24 hours with mould.
(4) annealing places 900-920 ℃ tempering stove to anneal on mould.
(5) insulation with mould insulation 4 hours, is cooled to 300-350 ℃ and comes out of the stove.
The D type Graphite Iron Cast has excellent antioxidant property, because D type graphite is tiny, the curling and more blunt form in end, so its cutting action for matrix is little, has higher intensity.
In above-mentioned steps (1), (2), the temperature of melting, cast is very important, is the committed step that guarantees mould realization D type Graphite Iron Cast.Be to realize the D type greying of mould (the particularly inside of mould), the teeming temperature of mould should remain between 1330-1380 ℃, and such temperature is convenient to control the form and the distribution of graphite, thereby improves the performances such as heat conduction, thermal fatigue of moulding stock.
Owing to promptly will carry out the cast of mould after the melting of raw material, and in order to guarantee to realize the D type greying of mould (the particularly inside of mould), the teeming temperature of mould should remain between 1330-1380 ℃, if the temperature of the melting of raw material is too high, then, will cool to from the high-temperature of melting between 1330-1380 ℃ in order to take care of yourself the temperature of melting step.The melting step is short more to the time of pouring into a mould step, will help controlling the form and the distribution of graphite more.The melting step is unfavorable for controlling the form and the distribution of graphite to the overlong time of pouring into a mould step, is unfavorable for obtaining D type greying.
The foregoing description does not limit the present invention in any way, and every employing is equal to replaces or technical scheme that the mode of equivalent transformation obtains all drops in protection scope of the present invention.
Claims (8)
1. high-alloy black iron glass mold is characterized in that comprising following components in weight percentage:
Si 2.0～2.2％
Mn 0.75～0.85％
Mo 0.75～0.8％
Ni 0.4～0.5％
V 0.09～0.12％
Ti 0.16～0.2％
Cr 0.26～0.32％
C 3.4～3.6％
All the other are Fe and common impurity.
2. according to the described high-alloy black iron glass mold of claim 1, it is characterized in that: the tensile strength of described mould is 250～260N/mm
2
3. according to the described high-alloy black iron glass mold of claim 1, it is characterized in that: the Brinell hardness of described mould is 150～170.
4. according to the described high-alloy black iron glass mold of claim 1, it is characterized in that: the bending strength of described mould is 500N/mm
2
5. according to the described high-alloy black iron glass mold of claim 1, it is characterized in that: described mould is 48～51W/M.K 100 ℃ thermal conductivity, is 38～39W/M.K 500 ℃ thermal conductivitys.
6. according to the described high-alloy black iron glass mold of claim 1, it is characterized in that: the thermal expansivity of described mould is 10～13 * 10 in 0～600 ℃ of scope
-6/ K.
7. according to the described high-alloy black iron glass mold of claim 1, it is characterized in that: the elongation of described mould is 3～5%.
8. the manufacture method of a high-alloy black iron glass mold, comprise step: the melting of raw material and the cast of mould is characterized in that: the melting of described raw material, its raw material comprises following components in weight percentage:
Si 2.0～2.2％
Mn 0.75～0.85％
Mo 0.75～0.8％
Ni 0.4～0.5％
V 0.09～0.12％
Ti 0.16～0.2％
Cr 0.26～0.32％
C 3.4～3.6％
All the other are Fe and common impurity; Wherein the smelting temperature of raw material is 1500～1520 ℃, and the teeming temperature of mould is 1330～1380 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102478109A CN101914720B (en) | 2010-08-06 | 2010-08-06 | High-alloy black iron glass mold and manufacture method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102478109A CN101914720B (en) | 2010-08-06 | 2010-08-06 | High-alloy black iron glass mold and manufacture method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101914720A true CN101914720A (en) | 2010-12-15 |
| CN101914720B CN101914720B (en) | 2012-05-23 |
Family
ID=43322355
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102478109A Active CN101914720B (en) | 2010-08-06 | 2010-08-06 | High-alloy black iron glass mold and manufacture method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101914720B (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102345040A (en) * | 2011-08-09 | 2012-02-08 | 苏州卡波尔模具科技有限公司 | Rare earth microalloy cast ion glass mould |
| CN102424930A (en) * | 2011-12-01 | 2012-04-25 | 宜宾常达机械有限公司 | Manufacturing technology for chilled cast iron part |
| CN102534342A (en) * | 2012-02-28 | 2012-07-04 | 常熟市精工模具制造有限公司 | Glass mould made of tungsten carbide alloy and preparing method of glass mould |
| CN102560230A (en) * | 2012-02-28 | 2012-07-11 | 常熟市精工模具制造有限公司 | Method for smelting D-type graphite alloy cast iron glass mould by replacing pig iron with scrap steel |
| CN102676908A (en) * | 2011-03-10 | 2012-09-19 | 常熟市精工模具制造有限公司 | Rare earth inoculant-promoted D-type graphite alloy glass mold |
| CN102994862A (en) * | 2011-09-13 | 2013-03-27 | 常熟市精工模具制造有限公司 | Corrosion and abrasion resistant nickel-titanium alloy container glass die |
| CN103131938A (en) * | 2013-03-13 | 2013-06-05 | 苏州东海玻璃模具有限公司 | Metal type rare earth microalloyed D-type graphite cast iron glass mould and preparation method thereof |
| CN103911543A (en) * | 2014-04-02 | 2014-07-09 | 常熟市红洲模具有限公司 | Nickel-copper cast iron mold material |
| CN104451365A (en) * | 2014-12-25 | 2015-03-25 | 常熟市瑞峰模具有限公司 | Alloy cast iron mold for production of perfume bottle |
| CN106381442A (en) * | 2016-08-31 | 2017-02-08 | 常熟市精工模具制造有限公司 | High-wear-resistance D-type graphite ferrite matrix type glass mold material and manufacturing method thereof |
| CN106906407A (en) * | 2017-04-07 | 2017-06-30 | 常熟市宇龙模具有限责任公司 | A kind of preparation method of low-alloy vanadium titanium vermicular cast iron mould for glass bottle |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1421794A1 (en) * | 1987-03-02 | 1988-09-07 | Всесоюзный Заочный Политехнический Институт | Iron |
| CN1405353A (en) * | 2002-10-20 | 2003-03-26 | 吉林大学 | Novel casting and hot work tool steel |
-
2010
- 2010-08-06 CN CN2010102478109A patent/CN101914720B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1421794A1 (en) * | 1987-03-02 | 1988-09-07 | Всесоюзный Заочный Политехнический Институт | Iron |
| CN1405353A (en) * | 2002-10-20 | 2003-03-26 | 吉林大学 | Novel casting and hot work tool steel |
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102676908A (en) * | 2011-03-10 | 2012-09-19 | 常熟市精工模具制造有限公司 | Rare earth inoculant-promoted D-type graphite alloy glass mold |
| CN102345040A (en) * | 2011-08-09 | 2012-02-08 | 苏州卡波尔模具科技有限公司 | Rare earth microalloy cast ion glass mould |
| CN102345040B (en) * | 2011-08-09 | 2013-01-16 | 苏州卡波尔模具科技有限公司 | Rare earth microalloy cast ion glass mould |
| CN102994862A (en) * | 2011-09-13 | 2013-03-27 | 常熟市精工模具制造有限公司 | Corrosion and abrasion resistant nickel-titanium alloy container glass die |
| CN102424930A (en) * | 2011-12-01 | 2012-04-25 | 宜宾常达机械有限公司 | Manufacturing technology for chilled cast iron part |
| CN102534342A (en) * | 2012-02-28 | 2012-07-04 | 常熟市精工模具制造有限公司 | Glass mould made of tungsten carbide alloy and preparing method of glass mould |
| CN102560230A (en) * | 2012-02-28 | 2012-07-11 | 常熟市精工模具制造有限公司 | Method for smelting D-type graphite alloy cast iron glass mould by replacing pig iron with scrap steel |
| CN102534342B (en) * | 2012-02-28 | 2013-05-22 | 常熟市精工模具制造有限公司 | Glass mould made of tungsten carbide alloy and preparing method of glass mould |
| CN103131938A (en) * | 2013-03-13 | 2013-06-05 | 苏州东海玻璃模具有限公司 | Metal type rare earth microalloyed D-type graphite cast iron glass mould and preparation method thereof |
| CN103131938B (en) * | 2013-03-13 | 2015-11-18 | 苏州东海玻璃模具有限公司 | Metal mold microalloying of rare earth D type Graphite Iron Cast glass mold and preparation method thereof |
| CN103911543A (en) * | 2014-04-02 | 2014-07-09 | 常熟市红洲模具有限公司 | Nickel-copper cast iron mold material |
| CN103911543B (en) * | 2014-04-02 | 2016-03-02 | 常熟市红洲模具有限公司 | A kind of copper nickel cast iron ning moulding stock |
| CN104451365A (en) * | 2014-12-25 | 2015-03-25 | 常熟市瑞峰模具有限公司 | Alloy cast iron mold for production of perfume bottle |
| CN106381442A (en) * | 2016-08-31 | 2017-02-08 | 常熟市精工模具制造有限公司 | High-wear-resistance D-type graphite ferrite matrix type glass mold material and manufacturing method thereof |
| CN106906407A (en) * | 2017-04-07 | 2017-06-30 | 常熟市宇龙模具有限责任公司 | A kind of preparation method of low-alloy vanadium titanium vermicular cast iron mould for glass bottle |
| CN106906407B (en) * | 2017-04-07 | 2018-08-21 | 常熟市宇龙模具有限责任公司 | A kind of preparation method of low-alloy vanadium titanium vermicular cast iron mould for glass bottle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101914720B (en) | 2012-05-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101914720B (en) | High-alloy black iron glass mold and manufacture method thereof | |
| CN103898415B (en) | A kind of modified version Cr8 Steel Roll and preparation method thereof | |
| CN102212756A (en) | Chromium-molybdenum-vanadium hotwork tool-die steel and heat treatment process thereof | |
| CN102650020A (en) | High-silicon high-manganese type high-thermal stability hot work die steel and thermal treatment process thereof | |
| CN103131938A (en) | Metal type rare earth microalloyed D-type graphite cast iron glass mould and preparation method thereof | |
| CN103334052A (en) | High-thermal conductivity high-abrasion resistance hot stamping die steel and preparation method thereof | |
| CN103667870B (en) | A kind of double-fluid double metal oil quenching tup and working method thereof | |
| CN103146988B (en) | Highly thermal-fatigue resistant alloy and spheroidal graphite cast iron glass mold material and preparation method thereof | |
| CN102676923A (en) | Steel with ultra-high thermal conductivity for hot-stamping die and preparation method of steel | |
| CN103911556A (en) | Hot work die steel material and preparation method thereof | |
| CN1317417C (en) | Alloy gray iron material for vehicle covering mould and its preparation method | |
| CN103422030A (en) | High-chromium alloy for sintering pallet bar grate and manufacturing method of high-chromium alloy | |
| CN102828104B (en) | Cast iron glass mould | |
| CN1313633C (en) | Hard hollow alloy ball iron mould material for vehicle mould and its making method | |
| CN104057066A (en) | Method for manufacturing dual-metal dual-liquid composite hammer head | |
| CN105441781A (en) | Method for manufacturing wheel mold | |
| CN101117686A (en) | Mabe wear-resistant steel | |
| CN102876996A (en) | Austenitic hot-work die steel and preparation method thereof | |
| CN103911543B (en) | A kind of copper nickel cast iron ning moulding stock | |
| CN103668002A (en) | Novel ferrite heat-resistant cast steel and production method thereof | |
| CN103614659A (en) | An austenite alloy steel material used for an internal combustion engine and a preparation method of the alloy steel material | |
| CN102936690A (en) | Novel 9SiCrAlBN alloy tool steel | |
| CN102703821A (en) | Heat treatment process of heat resistant steel for sintering machine grates | |
| CN110284054A (en) | A kind of high temperature resistant resistance to deformation electrolytic cell steel and preparation method thereof | |
| CN103614633A (en) | Alloy steel material having high hot strength and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |