CN106823880A - 一种高强度耐腐蚀的高速搅拌器 - Google Patents
一种高强度耐腐蚀的高速搅拌器 Download PDFInfo
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Abstract
本发明公开了一种高强度耐腐蚀的高速搅拌器,其按质量百分比成分为:C:0.5%~0.6%,Cr:0.42%~0.61%,Si:0.31%~0.45%,Mn:0.65%~0.82%,V:0.11%~0.23%,P:0.001%~0.010%,Al:2.12~2.45%,Nb:0.022%~0.038%,W:0.15%~0.37 %,Ag:0.05‑0.11%,Cu:0.03%~0.08%,Co:0.002%~0.005%,S:0.001%~0.002%,Ni:0.52%~0.78%,Ca:0.002~0.004%,Mg:0.004~0.006%,Ti:0.003%~0.006%,Mo:0.11%~0.47%,镧:0.053%~0.11%,铈:0.12%~0.17%,镨:0.15%~0.18%,余量为Fe和不可避免的杂质;本发明制造搅拌器耐腐蚀、强度高,使用寿命长。
Description
技术领域
本发明涉及一种高速搅拌器,具体来讲是一种高强度耐腐蚀的高速搅拌器。
背景技术
搅拌器的作用主要是使物料均匀混合,使气体在液相中很好的分散,使固体粒子在液体中均匀的悬浮,使不相容的另一相均匀的悬浮,彼此相互的接触,彼此传热,搅拌物料过程中,会有一些腐蚀的无聊,会对搅拌器造成腐蚀。
发明内容
本发明所要解决的技术问题是,针对以上现有技术存在的缺点,提供一种强度高、耐腐蚀,使用寿命长的高速搅拌器。
本发明解决以上技术问题的技术方案是:一种高强度耐腐蚀的高速搅拌器,所述搅拌器由高强度钢制成,其按质量百分比成分为:C:0.5%~0.6%,Cr:0.42%~0.61%,Si:0.31%~0.45%,Mn:0.65%~0.82%,V:0.11%~0.23%,P:0.001%~0.010%,Al:2.12~2.45%,Nb:0.022%~0.038%,W:0.15%~0.37 %,Ag:0.05-0.11%,Cu:0.03%~0.08%,Co:0.002%~0.005%,S:0.001%~0.002%,Ni: 0.52%~0.78%,Ca:0.002~0.004%,Mg:0.004~0.006%,Ti:0.003%~0.006%, Mo:0.11%~0.47%,镧:0.053%~0.11%,铈:0.12%~0.17%,镨:0.15%~0.18%,余量为Fe和不可避免的杂质;
所述高速搅拌器外表面设有一层耐腐蚀涂层,所述耐腐蚀涂层按质量份数计包括以下组分:有机硅改性环氧树脂30-40份、羟丙基甲基纤维素10-15份、石墨粉10-14份、纳米材料5-10份、硅溶胶3-7份、纳基膨润土3-5份、低熔点玻璃粉5-12份、颜料10-13份、呋喃树脂15-20份、聚异丁烯橡胶10-13份、分散剂3-5份、粘结剂4-7份;
所述纳米材料为纳米氧化铝、纳米氧化镁、纳米二氧化钛、纳米二氧化锆或纳米二氧化硅一种或多种混合物;所述颜料为红丹、锌铬黄、磷酸锌或有机铬酸盐中一种或多种混合物;所述的分散剂为三聚磷酸钠或四聚磷酸钠。
本发明进一步限定的技术方案是:
前述的其按质量百分比成分为:C:0.5%,Cr:0.48%,Si:0.37%,Mn:0.71%,V:0.16%,P:0.001%,Al:2.21%, Nb:0.026%,W:0.17%,Ag:0.062%,Cu:0.04%,Co:0.003,S:0.001,Ni:0.57%,Ca:0.002%,Mg:0.004%,Ti:0.004%, Mo:0.23%,镧:0.078%,铈:0.15%,镨:0.15%,余量为Fe和不可避免的杂质;
高速搅拌器外表面设有一层耐腐蚀涂层,所述耐腐蚀涂层按质量份数计包括以下组分:有机硅改性环氧树脂32份、羟丙基甲基纤维素12份、石墨粉12份、纳米材料7份、硅溶胶4份、纳基膨润土4份、低熔点玻璃粉6份、颜料11份、呋喃树脂16份、聚异丁烯橡胶10份、分散剂4份、粘结剂5份;
纳米材料为纳米氧化铝、纳米氧化镁、纳米二氧化钛、纳米二氧化锆或纳米二氧化硅多种混合物;颜料为红丹和锌铬黄的混合物;的分散剂为四聚磷酸钠。
前述其按质量百分比成分为:C:0.55%,Cr:0.51%,Si:0.39%,Mn:0.73%,V:0.15%,P: 0.0015%,Al:2.26%, Nb:0.031%,W:0.21%,Ag:0.065%,Cu:0.06%,Co:0.0036,S:0.0014,Ni: 0.61%,Ca:0.0025%,Mg:0.0047%,Ti:0.0052%, Mo:0.35%,镧:0.083%,铈:0.162%,镨:0.165%,余量为Fe和不可避免的杂质;
高速搅拌器外表面设有一层耐腐蚀涂层,所述耐腐蚀涂层按质量份数计包括以下组分:有机硅改性环氧树脂35份、羟丙基甲基纤维素13份、石墨粉13份、纳米材料8份、硅溶胶5份、纳基膨润土5份、低熔点玻璃粉8份、颜料13份、呋喃树脂18份、聚异丁烯橡胶11份、分散剂2份、粘结剂6份;
纳米材料为纳米氧化铝、纳米氧化镁、纳米二氧化钛、纳米二氧化锆或纳米二氧化硅多种混合物;颜料为红丹和锌铬黄的混合物;的分散剂为四聚磷酸钠。
前述的高强度耐腐蚀的高速搅拌制备工艺,具体包括以下步骤:
步骤一:按照上述配比将原料加入熔炉内,将温度升至1560-1580℃,使得原料熔化成为液体,然后用冷水进行降温,以12-15℃/s将温度降至室温,然后进行第二次加热熔炼,温度在1570-1585℃;
步骤二:将步骤一注入到事先制备好的铸型中,注入前进行抽真空,保证真空度为0.4-0.5Mpa,然后进行浇注,时间6-12min,浇注结束后,待铸件随铸型冷却到室温时,取出铸件;
步骤三:对步骤三得到的铸件进行酸洗,采用硝酸和氢氟酸按1:2的比例进行配置,配好后的酸洗液先静置1-2h,然后用酸洗液对铸件进行清洗,清洗后用清水冲洗3-4次,自然晾干;
步骤四:将铸件温度加热600-700℃,保温30-40min,然后采用风冷以15-20℃/s的冷却速率将铸件加速冷却至531-534℃后,再空冷至室温;
步骤五:进行一次回火,将铸件加热至550-580℃回火43-45min后,待温12-15s,使铸件温度均匀化,之后以40-43℃/s的冷却速率加速冷却至440-450℃后,再空冷至室温;进行二次回火,将铸件加热至590-600℃回火65-70min后空冷至室温;
步骤六:将纳米材料中纳米氧化铝、纳米氧化镁、纳米二氧化钛、纳米二氧化锆、纳米二氧化硅加入到反应釜中,搅拌,然后加入有机硅改性环氧树脂、呋喃树脂、聚异丁烯橡胶、硅溶胶、低熔点玻璃粉以500-600r/min搅拌2-3h,然后温度升至105-108℃,保温25-30min,然后温度降至60-70℃,加入石墨粉、羟丙基甲基纤维素、纳基膨润土、分散剂,以450-480r/min搅拌1-2h,温度升至78-85℃,保温1-2h,然后温度降至50-55℃,加入粘结剂,继续搅拌20-30min;
步骤七: 将步骤六得到的产物覆盖在铸件表面,进行低温干燥,控制干燥温度为40-50℃。
本发明的有益效果是:本发明制备的高速搅拌器具有强度高、耐腐蚀的优点,在搅拌器表面涂有一层防腐蚀层,提高了搅拌器的耐腐蚀能力,加入纳米材料,增加了搅拌器的耐磨性,同时也提高了搅拌器的强度,加入呋喃树脂、聚异丁烯橡,具备良好的耐腐蚀性,加入低熔点玻璃粉,提高了本发明耐高温性,加入Ti、Al和稀土金属元素,减轻了搅拌器的质量,增加了结构强度和耐腐蚀性能;通过两次回火,能够保持结构稳定,进一步增强接触疲劳强度和冲击韧性。
具体实施方式
实施例1
本实施例提供一种高强度耐腐蚀的高速搅拌器,其按质量百分比成分为:C:0.5%,Cr:0.48%,Si:0.37%,Mn:0.71%,V:0.16%,P:0.001%,Al:2.21%, Nb:0.026%,W:0.17%,Ag:0.062%,Cu:0.04%,Co:0.003,S:0.001,Ni: 0.57%,Ca:0.002%,Mg:0.004%,Ti:0.004%, Mo:0.23%,镧:0.078%,铈:0.15%,镨:0.15%,余量为Fe和不可避免的杂质;
高速搅拌器外表面设有一层耐腐蚀涂层,所述耐腐蚀涂层按质量份数计包括以下组分:有机硅改性环氧树脂32份、羟丙基甲基纤维素12份、石墨粉12份、纳米材料7份、硅溶胶4份、纳基膨润土4份、低熔点玻璃粉6份、颜料11份、呋喃树脂16份、聚异丁烯橡胶10份、分散剂4份、粘结剂5份;
纳米材料为纳米氧化铝、纳米氧化镁、纳米二氧化钛、纳米二氧化锆或纳米二氧化硅多种混合物;颜料为红丹和锌铬黄的混合物;的分散剂为四聚磷酸钠。
本实施例一种高强度耐腐蚀的高速搅拌制备工艺,具体包括以下步骤:
步骤一:按照上述配比将原料加入熔炉内,将温度升至1560℃,使得原料熔化成为液体,然后用冷水进行降温,以12℃/s将温度降至室温,然后进行第二次加热熔炼,温度在1570℃;
步骤二:将步骤一注入到事先制备好的铸型中,注入前进行抽真空,保证真空度为0.4Mpa,然后进行浇注,时间8min,浇注结束后,待铸件随铸型冷却到室温时,取出铸件;
步骤三:对步骤三得到的铸件进行酸洗,采用硝酸和氢氟酸按1:2的比例进行配置,配好后的酸洗液先静置1.5h,然后用酸洗液对铸件进行清洗,清洗后用清水冲洗3次,自然晾干;
步骤四:将铸件温度加热650℃,保温35min,然后采用风冷以15℃/s的冷却速率将铸件加速冷却至534℃后,再空冷至室温;
步骤五:进行一次回火,将铸件加热至560℃回火45min后,待温14s,使铸件温度均匀化,之后以40℃/s的冷却速率加速冷却至450℃后,再空冷至室温;进行二次回火,将铸件加热至590℃回火68min后空冷至室温;
步骤六:将纳米材料中纳米氧化铝、纳米氧化镁、纳米二氧化钛、纳米二氧化锆、纳米二氧化硅加入到反应釜中,搅拌,然后加入有机硅改性环氧树脂、呋喃树脂、聚异丁烯橡胶、硅溶胶、低熔点玻璃粉以580r/min搅拌2h,然后温度升至106℃,保温28min,然后温度降至65℃,加入石墨粉、羟丙基甲基纤维素、纳基膨润土、分散剂,以450r/min搅拌1.5h,温度升至80℃,保温1.5h,然后温度降至52℃,加入粘结剂,继续搅拌28min;
步骤七: 将步骤六得到的产物覆盖在铸件表面,进行低温干燥,控制干燥温度为48℃。
实施例2
本实施例提供一种高强度耐腐蚀的高速搅拌器,其按质量百分比成分为:C:0.55%,Cr:0.51%,Si:0.39%,Mn:0.73%,V:0.15%,P: 0.0015%,Al:2.26%, Nb:0.031%,W:0.21%,Ag:0.065%,Cu:0.06%,Co:0.0036,S:0.0014,Ni: 0.61%,Ca:0.0025%,Mg:0.0047%,Ti:0.0052%, Mo:0.35%,镧:0.083%,铈:0.162%,镨:0.165%,余量为Fe和不可避免的杂质;
高速搅拌器外表面设有一层耐腐蚀涂层,所述耐腐蚀涂层按质量份数计包括以下组分:有机硅改性环氧树脂35份、羟丙基甲基纤维素13份、石墨粉13份、纳米材料8份、硅溶胶5份、纳基膨润土5份、低熔点玻璃粉8份、颜料13份、呋喃树脂18份、聚异丁烯橡胶11份、分散剂2份、粘结剂6份;
纳米材料为纳米氧化铝、纳米氧化镁、纳米二氧化钛、纳米二氧化锆或纳米二氧化硅多种混合物;颜料为红丹和锌铬黄的混合物;的分散剂为四聚磷酸钠。
本实施例一种高强度耐腐蚀的高速搅拌制备工艺,具体包括以下步骤:
步骤一:按照上述配比将原料加入熔炉内,将温度升至1565℃,使得原料熔化成为液体,然后用冷水进行降温,以14℃/s将温度降至室温,然后进行第二次加热熔炼,温度在1578℃;
步骤二:将步骤一注入到事先制备好的铸型中,注入前进行抽真空,保证真空度为0.5Mpa,然后进行浇注,时间6min,浇注结束后,待铸件随铸型冷却到室温时,取出铸件;
步骤三:对步骤三得到的铸件进行酸洗,采用硝酸和氢氟酸按1:2的比例进行配置,配好后的酸洗液先静置1.5h,然后用酸洗液对铸件进行清洗,清洗后用清水冲洗4次,自然晾干;
步骤四:将铸件温度加热670℃,保温30min,然后采用风冷以18℃/s的冷却速率将铸件加速冷却至532℃后,再空冷至室温;
步骤五:进行一次回火,将铸件加热至570℃回火45min后,待温14s,使铸件温度均匀化,之后以41℃/s的冷却速率加速冷却至440℃后,再空冷至室温;进行二次回火,将铸件加热至600℃回火65min后空冷至室温;
步骤六:将纳米材料中纳米氧化铝、纳米氧化镁、纳米二氧化钛、纳米二氧化锆、纳米二氧化硅加入到反应釜中,搅拌,然后加入有机硅改性环氧树脂、呋喃树脂、聚异丁烯橡胶、硅溶胶、低熔点玻璃粉以600r/min搅拌1h,然后温度升至107℃,保温25min,然后温度降至62℃,加入石墨粉、羟丙基甲基纤维素、纳基膨润土、分散剂,以480r/min搅拌1h,温度升至83℃,保温1h,然后温度降至50℃,加入粘结剂,继续搅拌30min;
步骤七: 将步骤六得到的产物覆盖在铸件表面,进行低温干燥,控制干燥温度为50℃。
除上述实施例外,本发明还可以有其他实施方式。凡采用等同替换或等效变换形成的技术方案,均落在本发明要求的保护范围。
Claims (4)
1.一种高强度耐腐蚀的高速搅拌器,其特征在于,其按质量百分比成分为:C:0.5%~0.6%,Cr:0.42%~0.61%,Si:0.31%~0.45%,Mn:0.65%~0.82%,V:0.11%~0.23%,P:0.001%~0.010%,Al:2.12~2.45%, Nb:0.022%~0.038%,W:0.15%~0.37 %,Ag:0.05-0.11%,Cu:0.03%~0.08%,Co:0.002%~0.005%,S:0.001%~0.002%,Ni: 0.52%~0.78%,Ca:0.002~0.004%,Mg:0.004~0.006%,Ti:0.003%~0.006%, Mo:0.11%~0.47%,镧:0.053%~0.11%,铈:0.12%~0.17%,镨:0.15%~0.18%,余量为Fe和不可避免的杂质;
所述高速搅拌器外表面设有一层耐腐蚀涂层,所述耐腐蚀涂层按质量份数计包括以下组分:有机硅改性环氧树脂30-40份、羟丙基甲基纤维素10-15份、石墨粉10-14份、纳米材料5-10份、硅溶胶3-7份、纳基膨润土3-5份、低熔点玻璃粉5-12份、颜料10-13份、呋喃树脂15-20份、聚异丁烯橡胶10-13份、分散剂3-5份、粘结剂4-7份;
所述纳米材料为纳米氧化铝、纳米氧化镁、纳米二氧化钛、纳米二氧化锆或纳米二氧化硅一种或多种混合物;所述颜料为红丹、锌铬黄、磷酸锌或有机铬酸盐中一种或多种混合物; 所述的分散剂为三聚磷酸钠或四聚磷酸钠。
2.根据权利要求1所述的高强度耐腐蚀的高速搅拌器,其特征在于,其按质量百分比成分为:C:0.5%,Cr:0.48%,Si:0.37%,Mn:0.71%,V:0.16%,P:0.001%,Al:2.21%, Nb:0.026%,W:0.17%,Ag:0.062%,Cu:0.04%,Co:0.003,S:0.001,Ni: 0.57%,Ca:0.002%,Mg:0.004%,Ti:0.004%, Mo:0.23%,镧:0.078%,铈:0.15%,镨:0.15%,余量为Fe和不可避免的杂质;
所述高速搅拌器外表面设有一层耐腐蚀涂层,所述耐腐蚀涂层按质量份数计包括以下组分:有机硅改性环氧树脂32份、羟丙基甲基纤维素12份、石墨粉12份、纳米材料7份、硅溶胶4份、纳基膨润土4份、低熔点玻璃粉6份、颜料11份、呋喃树脂16份、聚异丁烯橡胶10份、分散剂4份、粘结剂5份;
所述纳米材料为纳米氧化铝、纳米氧化镁、纳米二氧化钛、纳米二氧化锆或纳米二氧化硅多种混合物;所述颜料为红丹和锌铬黄的混合物; 所述的分散剂为四聚磷酸钠。
3.根据权利要求1所述的高强度耐腐蚀的高速搅拌器,其特征在于,其按质量百分比成分为:C:0.55%,Cr:0.51%,Si:0.39%,Mn:0.73%,V:0.15%,P: 0.0015%,Al:2.26%, Nb:0.031%,W:0.21%,Ag:0.065%,Cu:0.06%,Co:0.0036,S:0.0014,Ni: 0.61%,Ca:0.0025%,Mg:0.0047%,Ti:0.0052%, Mo:0.35%,镧:0.083%,铈:0.162%,镨:0.165%,余量为Fe和不可避免的杂质;
所述高速搅拌器外表面设有一层耐腐蚀涂层,所述耐腐蚀涂层按质量份数计包括以下组分:有机硅改性环氧树脂35份、羟丙基甲基纤维素13份、石墨粉13份、纳米材料8份、硅溶胶5份、纳基膨润土5份、低熔点玻璃粉8份、颜料13份、呋喃树脂18份、聚异丁烯橡胶11份、分散剂2份、粘结剂6份;
所述纳米材料为纳米氧化铝、纳米氧化镁、纳米二氧化钛、纳米二氧化锆或纳米二氧化硅多种混合物;所述颜料为红丹和锌铬黄的混合物; 所述的分散剂为四聚磷酸钠。
4.根据权利要求1所述的高强度耐腐蚀的高速搅拌制备工艺,其特征在于,具体包括以下步骤:
步骤一:按照上述配比将原料加入熔炉内,将温度升至1560-1580℃,使得原料熔化成为液体,然后用冷水进行降温,以12-15℃/s将温度降至室温,然后进行第二次加热熔炼,温度在1570-1585℃;
步骤二:将步骤一注入到事先制备好的铸型中,注入前进行抽真空,保证真空度为0.4-0.5Mpa,然后进行浇注,时间6-12min,浇注结束后,待铸件随铸型冷却到室温时,取出铸件;
步骤三:对步骤三得到的铸件进行酸洗,采用硝酸和氢氟酸按1:2的比例进行配置,配好后的酸洗液先静置1-2h,然后用酸洗液对铸件进行清洗,清洗后用清水冲洗3-4次,自然晾干;
步骤四:将铸件温度加热600-700℃,保温30-40min,然后采用风冷以15-20℃/s的冷却速率将铸件加速冷却至531-534℃后,再空冷至室温;
步骤五:进行一次回火,将铸件加热至550-580℃回火43-45min后,待温12-15s,使铸件温度均匀化,之后以40-43℃/s的冷却速率加速冷却至440-450℃后,再空冷至室温;进行二次回火,将铸件加热至590-600℃回火65-70min后空冷至室温;
步骤六:将纳米材料中纳米氧化铝、纳米氧化镁、纳米二氧化钛、纳米二氧化锆、纳米二氧化硅加入到反应釜中,搅拌,然后加入有机硅改性环氧树脂、呋喃树脂、聚异丁烯橡胶、硅溶胶、低熔点玻璃粉以500-600r/min搅拌2-3h,然后温度升至105-108℃,保温25-30min,然后温度降至60-70℃,加入石墨粉、羟丙基甲基纤维素、纳基膨润土、分散剂,以450-480r/min搅拌1-2h,温度升至78-85℃,保温1-2h,然后温度降至50-55℃,加入粘结剂,继续搅拌20-30min;
步骤七: 将步骤六得到的产物覆盖在铸件表面,进行低温干燥,控制干燥温度为40-50℃。
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CN111719088A (zh) * | 2020-06-09 | 2020-09-29 | 江苏振栋精密材料科技有限公司 | 一种耐高温的熔化炉精密开关材料 |
CN114774786A (zh) * | 2022-04-12 | 2022-07-22 | 江阴市吉喜标准件有限公司 | 一种建筑幕墙用异形紧固件及其成型工艺 |
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