CN106381442A - High-wear-resistance D-type graphite ferrite matrix type glass mold material and manufacturing method thereof - Google Patents

High-wear-resistance D-type graphite ferrite matrix type glass mold material and manufacturing method thereof Download PDF

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Publication number
CN106381442A
CN106381442A CN201610783258.2A CN201610783258A CN106381442A CN 106381442 A CN106381442 A CN 106381442A CN 201610783258 A CN201610783258 A CN 201610783258A CN 106381442 A CN106381442 A CN 106381442A
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China
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glass mold
ferrum
mold material
molybdenum
vanadium
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CN201610783258.2A
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CN106381442B (en
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赵兰英
滕元国
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Changshu Jinggong Mould Manufacturing Co Ltd
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Changshu Jinggong Mould Manufacturing Co Ltd
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    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C37/00—Cast-iron alloys
    • C22C37/10—Cast-iron alloys containing aluminium or silicon
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/26—Methods of annealing
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D5/00—Heat treatments of cast-iron
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C33/00—Making ferrous alloys
    • C22C33/08—Making cast-iron alloys
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D2211/00—Microstructure comprising significant phases
    • C21D2211/005—Ferrite
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D2211/00—Microstructure comprising significant phases
    • C21D2211/006—Graphite

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)

Abstract

The invention discloses a high-wear-resistance D-type graphite ferrite matrix type glass mold material. The high-wear-resistance D-type graphite ferrite matrix type glass mold material comprises, by mass, 3.5%-3.6% of carbon, 2.0%-2.1% of silicon, 0.6%-0.66% of manganese, smaller than 0.05% of sulfur, smaller than 0.05% of phosphorus, 0.18%-0.2% of titanium, 0.09%-0.1% of vanadium, 0.81%-0.9% of molybdenum and the balance iron, wherein the mass ratio of titanium to vanadium to molybdenum is 2:1:9. The invention further discloses a manufacturing method of the high-wear-resistance D-type graphite ferrite matrix type glass mold material. Compared with the prior art, the wear resistance of the high-wear-resistance D-type graphite ferrite matrix type glass mold material is improved by over 20%, the high-wear-resistance D-type graphite ferrite matrix type glass mold material still has good tenacity and is not prone to cracking, the breaking strength of the high-wear-resistance D-type graphite ferrite matrix type glass mold material is improved by 10%, and therefore the service life of a glass mold is prolonged.

Description

The glass mold material of high abrasion D type graphite ferrum element matrix and its manufacture method
Technical field
The present invention relates to a kind of glass mold material and its manufacture method, more particularly to a kind of high abrasion D type graphite ferrum The glass mold material of plain matrix and its manufacture method.
Background technology
Chinese patent CN102994863A discloses a kind of rare-earth alloy casting iron glass mold, and this mould comprises following weight Percent composition：C 3.4～3.7%, Mn 0.60～0.80%, Si 1.80～2.20%, Mo 0.60～0.80%, V 0.05～0.15%, Ti 0.15～0.25%, P<0.05%, S<0.05% remaining be Fe and usual impurities；It utilizes rare earth unit Thinning microstructure in molten iron for the element, improves metallic inclusion shape and distribution improves glass mold mechanical performance, and prior art can Know the interpolation by molybdenum titanium, the wearability of cast iron can be improved, but the increase of the strong carbide alloying element such as molybdenum, vanadium, titanium is held So that toughness of material is declined leads to thermal fatigue failure cannot improve service life further.
Content of the invention
For above-mentioned the deficiencies in the prior art, it is an object of the invention to provide a kind of high abrasion D type graphite ferrum element matrix Glass mold material, strengthens, under conditions of molybdenum, vanadium, the increase of titanium elements content are limited, the material that mould anti-wear performance remains good Toughness, improves die life.It is a further object to provide a kind of glass mold of high abrasion D type graphite ferrum element matrix The manufacture method of material.
The technical scheme is that such：A kind of glass mold material of high abrasion D type graphite ferrum element matrix, including The component of following mass percent：Carbon 3.5～3.6%, silicon 2.0～2.1%, manganese 0.6～0.66%, sulfur<0.05%, phosphorus< 0.05%, titanium 0.18～0.2%, vanadium 0.09～0.1%, molybdenum 0.81～0.9%, remaining is ferrum, wherein said titanium, vanadium, molybdenum Mass ratio is 219.
Preferably, the glass mold material of high abrasion D type graphite ferrum element matrix, including the component of following mass percent： Carbon 3.5%, silicon 2.1%, manganese 0.62%, sulfur 0.04%, phosphorus 0.04%, titanium 0.2%, vanadium 0.1%, molybdenum 0.9%, remaining is ferrum.
Preferably, the glass mold material of high abrasion D type graphite ferrum element matrix, including the component of following mass percent： Carbon 3.6%, silicon 2.04%, manganese 0.6%, sulfur 0.03%, phosphorus 0.04%, titanium 0.19%, vanadium 0.095%, molybdenum 0.855%, remaining For ferrum.
Preferably, the glass mold material of high abrasion D type graphite ferrum element matrix, including the component of following mass percent： Carbon 3.54%, silicon 2.0%, manganese 0.66%, sulfur 0.04%, phosphorus 0.04%, titanium 0.18%, vanadium 0.09%, molybdenum 0.81%, remaining is Ferrum.
A kind of manufacture method of the glass mold material of high abrasion D type graphite ferrum element matrix, comprises the following steps：
Step 1, by each constituent mass percentage ratio choose raw material add smelting furnace carry out melting, reach in temperature during melting Add containing vanadium raw materials and raw material containing molybdenum when 1470～1480 DEG C simultaneously, add ferrotianium when 1530～1540 DEG C, and adopt ferrosilicon Inovulant current-following inoculation；
Step 2, in iron core Quench mode, molten iron casting is entered in sand mould, cast takes out glass after terminating in sand mould Mould；
Step 3, glass mold is made annealing treatment, 960～965 DEG C of annealing temperature, annealing time 5～6 hours.
Compared with prior art, the beneficial effect of technical scheme provided by the present invention is：
This glass mold material strictly controls the mass ratio of titanium, vanadium, molybdenum, and the glass mold made using this material is corrosion-resistant Antioxygenic property is good, and wearability improves more than 20% compared with prior art, still has good toughness and not easy to crack, fracture simultaneously Intensity improves 10%, and glass mold service life improves.
Specific embodiment
With reference to embodiment, the invention will be further described, but not as a limitation of the invention.
Embodiment 1
Manufacture the glass mold material of high abrasion D type graphite ferrum element matrix as follows：
Step 1, by each constituent mass percentage ratio choose raw material add smelting furnace carry out melting, reach in temperature during melting Add containing vanadium raw materials and raw material containing molybdenum when 1480 DEG C simultaneously, add ferrotianium when 1530 DEG C, and pregnant with flowing using silicon iron inoculator Educate；
Step 2, in iron core Quench mode, molten iron casting is entered in sand mould, cast takes out glass after terminating in sand mould Mould；
Step 3, glass mold is made annealing treatment, 965 DEG C of annealing temperature, annealing time 5.5 hours.
The glass mold material of the high abrasion D type graphite ferrum element matrix obtaining, including the component of following mass percent：Carbon 3.5%, silicon 2.1%, manganese 0.62%, sulfur 0.04%, phosphorus 0.04%, titanium 0.2%, vanadium 0.1%, molybdenum 0.9%, remaining is ferrum.
Embodiment 2
Manufacture the glass mold material of high abrasion D type graphite ferrum element matrix as follows：
Step 1, by each constituent mass percentage ratio choose raw material add smelting furnace carry out melting, reach in temperature during melting Add containing vanadium raw materials and raw material containing molybdenum when 1475 DEG C simultaneously, add ferrotianium when 1540 DEG C, and pregnant with flowing using silicon iron inoculator Educate；
Step 2, in iron core Quench mode, molten iron casting is entered in sand mould, cast takes out glass after terminating in sand mould Mould；
Step 3, glass mold is made annealing treatment, 965 DEG C of annealing temperature, annealing time 5 hours.
The glass mold material of the high abrasion D type graphite ferrum element matrix obtaining, including the component of following mass percent：Carbon 3.6%, silicon 2.04%, manganese 0.6%, sulfur 0.03%, phosphorus 0.04%, titanium 0.19%, vanadium 0.095%, molybdenum 0.855%, remaining is Ferrum.
Embodiment 3
Manufacture the glass mold material of high abrasion D type graphite ferrum element matrix as follows：
Step 1, by each constituent mass percentage ratio choose raw material add smelting furnace carry out melting, reach in temperature during melting Add containing vanadium raw materials and raw material containing molybdenum when 1470 DEG C simultaneously, add ferrotianium when 1535 DEG C, and pregnant with flowing using silicon iron inoculator Educate；
Step 2, in iron core Quench mode, molten iron casting is entered in sand mould, cast takes out glass after terminating in sand mould Mould；
Step 3, glass mold is made annealing treatment, 960 DEG C of annealing temperature, annealing time 6 hours.
The glass mold material of the high abrasion D type graphite ferrum element matrix obtaining, including the component of following mass percent：Carbon 3.54%, silicon 2.0%, manganese 0.66%, sulfur 0.04%, phosphorus 0.04%, titanium 0.18%, vanadium 0.09%, molybdenum 0.81%, remaining is Ferrum.
Embodiment 4
Manufacture the glass mold material of high abrasion D type graphite ferrum element matrix as follows：
Step 1, by each constituent mass percentage ratio choose raw material add smelting furnace carry out melting, reach in temperature during melting Add containing vanadium raw materials and raw material containing molybdenum when 1475 DEG C simultaneously, add ferrotianium when 1535 DEG C, and pregnant with flowing using silicon iron inoculator Educate；
Step 2, in iron core Quench mode, molten iron casting is entered in sand mould, cast takes out glass after terminating in sand mould Mould；
Step 3, glass mold is made annealing treatment, 960 DEG C of annealing temperature, annealing time 5 hours.
The glass mold material of the high abrasion D type graphite ferrum element matrix obtaining, including the component of following mass percent：Carbon 3.57%, silicon 2.08%, manganese 0.63%, sulfur 0.03%, phosphorus 0.03%, titanium 0.19%, vanadium 0.095%, molybdenum 0.855%, remaining For ferrum.
Glass mold nearly inner chamber 0～4mm place graphite form that embodiment 1 to embodiment 4 is obtained is D type, graphite length 6～ 8 grades, pearlite fraction<5%；At nearly inner chamber 4～25mm, graphite form is A+D type, pearlite fraction<10%, carbide<1%.
Comparative example
Manufacture glass mold material as follows：
Step 1, by each constituent mass percentage ratio choose raw material add smelting furnace carry out melting, reach in temperature during melting Add containing vanadium raw materials and raw material containing molybdenum when 1475 DEG C simultaneously, add ferrotianium when 1535 DEG C, and pregnant with flowing using silicon iron inoculator Educate；
Step 2, in iron core Quench mode, molten iron casting is entered in sand mould, cast takes out glass after terminating in sand mould Mould；
Step 3, glass mold is made annealing treatment, 960 DEG C of annealing temperature, annealing time 5 hours.
The glass mold material obtaining, including the component of following mass percent：Carbon 3.57%, silicon 2.0%, manganese 0.7%, Titanium 0.22%, vanadium 0.15%, molybdenum 0.8%, remaining is ferrum.
Performance measurement is carried out to the various embodiments described above and comparative example, result is as follows：
Wherein wearability adopts flat abrasion test machine, than pressure 9Kgf/cm2, 0.6%Cr2O3Abrasive material 160mm stroke, 70 times/min Back and forth, weigh wear extent after 20 hours.

Claims (5)

1. a kind of high abrasion D type graphite ferrum element matrix glass mold material it is characterised in that：Including following mass percent Component：Carbon 3.5～3.6%, silicon 2.0～2.1%, manganese 0.6～0.66%, sulfur<0.05%, phosphorus<0.05%, titanium 0.18～ 0.2%, vanadium 0.09～0.1%, molybdenum 0.81～0.9%, remaining is ferrum, and wherein said titanium, vanadium, the mass ratio of molybdenum are 219.
2. high abrasion D type graphite ferrum according to claim 1 element matrix glass mold material it is characterised in that：Including The component of following mass percent：Carbon 3.5%, silicon 2.1%, manganese 0.62%, sulfur 0.04%, phosphorus 0.04%, titanium 0.2%, vanadium 0.1%, molybdenum 0.9%, remaining is ferrum.
3. high abrasion D type graphite ferrum according to claim 1 element matrix glass mold material it is characterised in that：Including The component of following mass percent：Carbon 3.6%, silicon 2.04%, manganese 0.6%, sulfur 0.03%, phosphorus 0.04%, titanium 0.19%, vanadium 0.095%, molybdenum 0.855%, remaining is ferrum.
4. high abrasion D type graphite ferrum according to claim 1 element matrix glass mold material it is characterised in that：Including The component of following mass percent：Carbon 3.54%, silicon 2.0%, manganese 0.66%, sulfur 0.04%, phosphorus 0.04%, titanium 0.18%, vanadium 0.09%, molybdenum 0.81%, remaining is ferrum.
5. a kind of glass mold material manufacturing high abrasion D type graphite ferrum element matrix as claimed in claim 1, its feature exists In：Comprise the following steps：
Step 1, choose raw material by each constituent mass percentage ratio and add smelting furnace to carry out melting, reach 1470 in temperature during melting～ Add containing vanadium raw materials and raw material containing molybdenum when 1480 DEG C simultaneously, add ferrotianium when 1530～1540 DEG C, and adopt silicon iron inoculator Current-following inoculation；
Step 2, in iron core Quench mode, molten iron casting is entered in sand mould, cast takes out glass molds after terminating in sand mould Tool；
Step 3, glass mold is made annealing treatment, 960～965 DEG C of annealing temperature, annealing time 5～6 hours.
CN201610783258.2A 2016-08-31 2016-08-31 The glass mold material and its manufacturing method of high abrasion D type graphite iron element matrixes Active CN106381442B (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109457174A (en) * 2018-11-02 2019-03-12 常熟市金诺精工模具有限公司 The manufacturing method of molybdenum vanadium alloy cast iron glass mold material

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101914720A (en) * 2010-08-06 2010-12-15 常熟市兄弟玻璃模具有限公司 High-alloy black iron glass mold and manufacture method thereof
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
WO2013029270A1 (en) * 2011-09-02 2013-03-07 河南省中原内配股份有限公司 Cylinder liner with high strength and wear resistance and manufacturing method thereof
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
CN105132796A (en) * 2015-09-14 2015-12-09 苏州东方模具科技股份有限公司 Medium silicon molybdenum alloy vermicular graphite cast iron glass mold material and preparation method thereof

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101914720A (en) * 2010-08-06 2010-12-15 常熟市兄弟玻璃模具有限公司 High-alloy black iron glass mold and manufacture method thereof
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
WO2013029270A1 (en) * 2011-09-02 2013-03-07 河南省中原内配股份有限公司 Cylinder liner with high strength and wear resistance and manufacturing method thereof
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
CN105132796A (en) * 2015-09-14 2015-12-09 苏州东方模具科技股份有限公司 Medium silicon molybdenum alloy vermicular graphite cast iron glass mold material and preparation method thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109457174A (en) * 2018-11-02 2019-03-12 常熟市金诺精工模具有限公司 The manufacturing method of molybdenum vanadium alloy cast iron glass mold material

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