CN106086603A - 一种可二次利用的耐磨球制备方法 - Google Patents

一种可二次利用的耐磨球制备方法 Download PDF

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CN106086603A
CN106086603A CN201610440914.9A CN201610440914A CN106086603A CN 106086603 A CN106086603 A CN 106086603A CN 201610440914 A CN201610440914 A CN 201610440914A CN 106086603 A CN106086603 A CN 106086603A
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潘政桃
李家宝
张学伍
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Maanshan Yifeng Industry Group Co Ltd
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    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C33/00Making ferrous alloys
    • C22C33/08Making cast-iron alloys
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22DCASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D1/00Treatment of fused masses in the ladle or the supply runners before casting
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    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/02Ferrous alloys, e.g. steel alloys containing silicon
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    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/04Ferrous alloys, e.g. steel alloys containing manganese
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/08Ferrous alloys, e.g. steel alloys containing nickel
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    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/12Ferrous alloys, e.g. steel alloys containing tungsten, tantalum, molybdenum, vanadium, or niobium
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/14Ferrous alloys, e.g. steel alloys containing titanium or zirconium
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/16Ferrous alloys, e.g. steel alloys containing copper
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/60Ferrous alloys, e.g. steel alloys containing lead, selenium, tellurium, or antimony, or more than 0.04% by weight of sulfur

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
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Abstract

本发明公开了一种可二次利用的耐磨球制备方法,包括有以下工艺步骤:先铸造耐磨球本体铸件,选择如下重量份配比的原料:铬铁1.2‑1.6份、废铁块15‑35份、废铝板0.5‑0.8份、造渣剂0.2‑0.4份、打渣剂0.3‑0.5份,将上述原料放入熔炼炉中经过脱硫处理后,将脱硫处理后的熔液转入中频感应电炉中继续熔炼并保温,再向其中加入为该熔液重量1.1~1.2%的球化剂,球化处理的温度为950~1000℃,浇注制得耐磨球本体铸件;本发明分两次分别浇注耐磨球本体、耐磨层,机械性能好、冲击韧性高的耐磨球,并且其中成分多为常规元素,生产成本低,便于推广。

Description

一种可二次利用的耐磨球制备方法
技术领域
本发明涉及耐磨材料领域,具体属于一种可二次利用的耐磨球制备方法。
背景技术
耐磨球是一种用于球磨机中的粉碎介质,用于粉碎磨机中的物料,一种是以铬为主要合金元素的白口铸铁简称铬合金铸铁,以铬合金铸铁为材料的铸造磨球称为铬合金铸铁磨球;另一种是以球墨铸铁为材料的铸造磨球称为球墨铸铁磨球,耐磨球主要应用于冶金矿山、水泥建材、火力发电等行业粉料生产与加工的主要设备,球磨机工作过程中,磨球属于主要易磨损件,对使用成本影响极大;随着工业的发展,各式大型球磨机逐年增加,磨球的消耗也大幅度增长。而现有的耐磨球晶体组织粗糙,硬度比较低,冲击韧性低,耐磨性能差等长缺点。现有中国专利好为201310658525.X一种耐磨球专利,其中该耐磨球中用到重量比为0.05-0.10%的稀土,耐磨球是常消耗品,采用稀土成本较高。
发明内容
本发明的目的是提供一种可二次利用的耐磨球制备方法,分两次分别浇注耐磨球本体、耐磨层,机械性能好、冲击韧性高的耐磨球,并且其中成分多为常规元素,生产成本低, 便于推广。
本发明的技术方案如下:
一种可二次利用的耐磨球制备方法,其特征在于,包括有以下工艺步骤:
1)、先铸造耐磨球本体铸件,选择如下重量份配比的原料:铬铁1.2-1.6份、废铁块15-35份、废铝板0.5-0.8份、造渣剂0.2-0.4份、打渣剂0.3-0.5份,将上述原料放入熔炼炉中经过脱硫处理后,将脱硫处理后的熔液转入中频感应电炉中继续熔炼并保温,再向其中加入为该熔液重量1.1~1.2% 的球化剂,球化处理的温度为950~1000℃,浇注制得耐磨球本体铸件;
2)、耐磨球本体铸件进行表面耐磨层的浇注,厚度为2-3mm表面耐磨层中各合金成分质量百分比为:C1.6~1.9%,Si1.2~1.5%,Mn1.2~1.4%,Mo0.3%~0.5%,S0.006%~0.015%,Cr2.5~2.8%,Pb0.04~0.08%,Ta0.15~0.25%,V0.05~0.11%,Ni0.35~0.45%,Te0.1~0.2%,Cu0.3~0.6%,Zr0.02~0.08%,余量为铁;
3)盐浴处理:用质量浓度为56-63%的磷酸溶液中对耐磨球进行盐浴,盐浴温度230-250℃,盐浴时间50-70min。
所述表面耐磨层中各合金成分质量百分比为:C1.75%,Si1.35%,Mn1.3%,Mo0.4%,S0.01%,Cr2.65%,Pb0.06%,Ta0.2%,V0.08%,Ni0.4%,Te0.15%,Cu0.45%,Zr0.05%,余量为铁。
本发明经超声波探伤检测,材料的内部缺陷得到了有效消除,原料取材方便,同时成本较低,分两次分别浇注耐磨球本体、耐磨层,表面耐磨层磨损后可重新进行铸造,大大节约了生产成本,机械性能好、冲击韧性高的耐磨球,并且其中成分多为常规元素,生产成本低, 便于推广。
具体实施方式
一种可二次利用的耐磨球制备方法,包括有以下工艺步骤:
1)、先铸造耐磨球本体铸件,选择如下重量份配比的原料:铬铁1.2-1.6份、废铁块15-35份、废铝板0.5-0.8份、造渣剂0.2-0.4份、打渣剂0.3-0.5份,将上述原料放入熔炼炉中经过脱硫处理后,将脱硫处理后的熔液转入中频感应电炉中继续熔炼并保温,再向其中加入为该熔液重量1.1~1.2% 的球化剂,球化处理的温度为950~1000℃,浇注制得耐磨球本体铸件;
2)、耐磨球本体铸件进行表面耐磨层的浇注,厚度为2-3mm所述表面耐磨层中各合金成分质量百分比为:C1.75%,Si1.35%,Mn1.3%,Mo0.4%,S0.01%,Cr2.65%,Pb0.06%,Ta0.2%,V0.08%,Ni0.4%,Te0.15%,Cu0.45%,Zr0.05%,余量为铁;
3)盐浴处理:用质量浓度为56-63%的磷酸溶液中对耐磨球进行盐浴,盐浴温度230-250℃,盐浴时间50-70min。

Claims (2)

1.一种可二次利用的耐磨球制备方法,其特征在于,包括有以下工艺步骤:
1)、先铸造耐磨球本体铸件,选择如下重量份配比的原料:铬铁1.2-1.6份、废铁块15-35份、废铝板0.5-0.8份、造渣剂0.2-0.4份、打渣剂0.3-0.5份,将上述原料放入熔炼炉中经过脱硫处理后,将脱硫处理后的熔液转入中频感应电炉中继续熔炼并保温,再向其中加入为该熔液重量1.1~1.2% 的球化剂,球化处理的温度为950~1000℃,浇注制得耐磨球本体铸件;
2)、耐磨球本体铸件进行表面耐磨层的浇注,厚度为2-3mm表面耐磨层中各合金成分质量百分比为:C1.6~1.9%,Si1.2~1.5%,Mn1.2~1.4%,Mo0.3%~0.5%,S0.006%~0.015%,Cr2.5~2.8%,Pb0.04~0.08%,Ta0.15~0.25%,V0.05~0.11%,Ni0.35~0.45%,Te0.1~0.2%,Cu0.3~0.6%,Zr0.02~0.08%,余量为铁;
3)盐浴处理:用质量浓度为56-63%的磷酸溶液中对耐磨球进行盐浴,盐浴温度230-250℃,盐浴时间50-70min。
2.根据权利要求1所述的可二次利用的耐磨球制备方法,其特征在于,表面耐磨层中各合金成分质量百分比为:C1.75%,Si1.35%,Mn1.3%,Mo0.4%,S0.01%,Cr2.65%,Pb0.06%,Ta0.2%,V0.08%,Ni0.4%,Te0.15%,Cu0.45%,Zr0.05%,余量为铁。
CN201610440914.9A 2016-06-20 2016-06-20 一种可二次利用的耐磨球制备方法 Pending CN106086603A (zh)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106567007A (zh) * 2016-11-17 2017-04-19 马鞍山市银鼎机械制造有限公司 一种磁性材料粉碎用耐磨球制备方法
CN106567014A (zh) * 2016-11-14 2017-04-19 安徽名杰净化科技有限公司 一种空气净化器合金连接法兰制备方法

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105414533A (zh) * 2015-11-05 2016-03-23 宁国市南方耐磨材料有限公司 一种耐热高韧性涂层耐磨球及其制备方法

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105414533A (zh) * 2015-11-05 2016-03-23 宁国市南方耐磨材料有限公司 一种耐热高韧性涂层耐磨球及其制备方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106567014A (zh) * 2016-11-14 2017-04-19 安徽名杰净化科技有限公司 一种空气净化器合金连接法兰制备方法
CN106567007A (zh) * 2016-11-17 2017-04-19 马鞍山市银鼎机械制造有限公司 一种磁性材料粉碎用耐磨球制备方法

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