Wheat Powder Abrasion Wear Resistance of White Cast Iron with Different Chromium Content
摘 要
利用模拟辊式制粉工况磨损试验机, 对铬含量(质量分数, 下同)分别为0, 1.2%, 4.0%的3种白口铸铁进行了小麦粉料磨损试验, 研究了铬含量对白口铸铁磨损质量损失和磨损形貌的影响。结果表明: 铬的添加能提高白口铸铁的抗小麦粉料磨损能力, 铬含量为4.0%时, 白口铸铁的磨损质量损失约为铬含量为0时的32%; 随着铬含量的提高, 白口铸铁被磨面的沟槽宽度与深度、棱脊峰谷值, 以及金属元素含量均有所降低, 但硬度显著增大, 并且磨损表面的犁沟变浅变窄, 犁沟两侧的犁皱变得不明显。
Abstract
The wheat powder abrasion wear tests were conducted on three white cast irons with chromium content of 0, 1.2wt% and 4.0wt% respectively by the abrasive testing machine that had the same condition as roller milling, and then the effects of chromium content on the wear mass loss and wear morphology of the white cast iron were studied. The results show that the addition of chromium improved the wheat powder wear resistance of the white cost iron. The wear mass loss of the white cast iron with 4.0wt% chromium decreased by 32% of that without chromium. With the increase of the chromium content, the width and depth of the grooves, peak-valley values of the ridges and the metal element content decreased while the hardness increased significantly; meanwhile the furrows on the wear surface became shallow and narrow, and the wrinkles on both sides of the furrows became not obvious.
中图分类号 TH117.1 DOI 10.11973/jxgccl201612013
所属栏目 材料性能及应用
基金项目 国家自然科学基金资助项目(51265001); 甘肃省自然科学基金资助项目(1506RJZA021); 甘肃农业大学伏羲青年英才培养计划项目(FXYC20130103); 甘肃农业大学青年导师基金资助项目(GAU-QNDS-201405)
收稿日期 2015/11/25
修改稿日期 2016/11/1
网络出版日期
作者单位点击查看
备注张克平(1981-), 男, 甘肃陇西人, 副教授, 博士。
引用该论文: ZHANG Ke-ping,JIANG Liang-peng,WANG Jiu-xin. Wheat Powder Abrasion Wear Resistance of White Cast Iron with Different Chromium Content[J]. Materials for mechancial engineering, 2016, 40(12): 57~60
张克平,姜良朋,王久鑫. 不同铬含量白口铸铁的抗小麦粉料磨粒磨损性能[J]. 机械工程材料, 2016, 40(12): 57~60
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【2】刘强,田建珍,李佳佳.小麦粉粒度控制及对面制品品质影响[J].中国粉体工业,2012(1):14-17.
【3】KAMM B K, GRUBER P R, KAMM M. Biorefinery systems — an overview[M]//Biorefineries-Industrial Products and Processes. Weinheim, Germany:Wiley-VCH Verlag GMBH, 2006: 30-40.
【4】KOUTINAS A A, WANG R, CAMPBELL G M, et al. A whole crop biorefinery system[M]// Biorefineries-Industrial Products and Processes. Weinheim, Germany:Wiley-VCH Verlag GMBH, 2006: 165-191.
【5】刘涛.制粉生产中的磨辊[J].现代面粉工业,2009,23(6):14-15.
【6】袁瑞林,张建忠,窦履豫.磨辊生产的发展[J].粮食加工,2006, 31(1):32-35.
【7】窦履豫.普通磨辊与高硬辊[J].粮食与饲料工业,2008(12):11-12.
【8】鲍崇高.磨辊表层的材料与耐磨性[J].现代面粉工业,2010,24(4):16-19.
【9】AL-MOGAHWI H W H, BAKER C G J. Performance evaluation of mills and separators in a commercial flour mill[J]. Food and Bioproducts Processing, 2005, 83(1): 25-35.
【10】FISTES A, TANOVIC G. Predicting the size and compositional distributions of wheat flour stocks following first break roller milling using the breakage matrix approach[J]. Journal of Food Engineering, 2006, 75(4): 527-534.
【11】李海鹏,梁春永,王立辉,等.铬系白口铸铁的研究进展[J].中国铸造装备与技术,2006(5):8-12.
【12】艾云龙,丁家圆,邓锋,等.铬系白口铸铁的研究进展[J].热加工工艺,2009,38(13):70-73.
【13】徐建秋,陈圆圆,刘华山,等.热变形量对低铬白口铸铁显微组织和冲击性能的影响[J].机械工程材料,2010,34(9):17-19.
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【15】霍丽丽,侯书林,田宜水,等.生物质固体燃料成型机压辊磨损失效分析[J].农业工程学报,2010,26(7):102-106.
【16】王琼杰,徐玉福,胡献国,等.生物质燃油摩擦磨损特性试验分析[J].农业工程学报,2008,24(9):188-192.
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【21】张炜,吴劲锋.苜蓿草粉制粒机环模失效行为研究[J].中国农机化,2009(4):59-61.
【22】赵博彦,徐克明,田志兴.磨粉机轧辊失效机理及提高使用寿命的途径[J ].沈阳工业大学学报,1987,9 (2):25-37.
【23】张炜,吴劲锋,马国军,等.苜蓿草粉对金属材料的磨料磨损试验[J].农业机械学报,2009(11):64-67.
【24】刘伟,崔明勋,赵品,等.9Cr2Mo钢原始组织硬度与其耐磨性的关系[J].物理测试,1993(6):250-253.
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【27】吴劲锋,黄建龙,张维果,等.苜蓿草粉对金属材料磨损性能的影响[J].摩擦学学报,2007(1):88-90.
【28】张炜,吴建民,吴劲锋,等.苜蓿草粉对45#钢磨损性能的影响[J].农业工程学报,2009(10):117-120.
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