CN108911774A - 一种碳化硼-氧化铝复合陶瓷喷嘴及其制备方法 - Google Patents

一种碳化硼-氧化铝复合陶瓷喷嘴及其制备方法 Download PDF

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CN108911774A
CN108911774A CN201810962359.5A CN201810962359A CN108911774A CN 108911774 A CN108911774 A CN 108911774A CN 201810962359 A CN201810962359 A CN 201810962359A CN 108911774 A CN108911774 A CN 108911774A
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boron carbide
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徐�明
何天赐
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Tongcheng Mingli Boron Carbide Products Co Ltd
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Abstract

本发明公开了一种碳化硼‑氧化铝复合陶瓷喷嘴及其制备方法,所述碳化硼‑氧化铝复合陶瓷喷嘴由以下重量份数的原料组分制成:碳化硼22‑35份,二硅化钼2‑6份,碳纤维6‑12份,氧化锗1‑5份,纳米二氧化钛3‑9份,硼氢化钠2‑7份,氟化镁8‑13份,氮化铝6‑10份,氧化锆2‑6份,硅藻土5‑13份,氧化钇2‑6份,膨润土粉6‑11份,聚丙烯酸钠3‑8份,氯化钙2‑6份,氯化镁3‑8份,铝镁尖晶石2‑6份。与现有技术相比,本发明中碳化硼‑氧化铝复合陶瓷喷嘴的耐高温和耐腐蚀性强,有利于提高喷嘴的使用寿命。

Description

一种碳化硼-氧化铝复合陶瓷喷嘴及其制备方法
技术领域
本发明属于材料技术领域,特别涉及一种碳化硼-氧化铝复合陶瓷喷嘴及其制备方法。
背景技术
碳化硼是一种共价键极强的非氧化物陶瓷,硬度非常高,仅次于金刚石和立方氮化硼。广泛应用于喷砂机的喷嘴、密封元件及耐磨损领域的涂层材料等。然而,为了使喷嘴的使用性能更好,使用寿命更长,喷嘴不但需要较高的硬度,同时还需要机械强度高、耐高温以及耐磨性好等优点。因而,对现有的碳化硼材料进行适当改进极为重要。
发明内容
本发明的目的是提供一种碳化硼-氧化铝复合陶瓷喷嘴及其制备方法,该喷嘴的机械强度高、耐高温性和耐磨性好。
为实现上述目的,本发明提供如下技术方案:
一种碳化硼-氧化铝复合陶瓷喷嘴,其由以下重量份数的原料组分制成:碳化硼22-35份,二硅化钼2-6份,碳纤维6-12份,氧化锗1-5份,纳米二氧化钛3-9份,硼氢化钠2-7份,氟化镁8-13份,氮化铝6-10份,氧化锆2-6份,硅藻土5-13份,氧化钇2-6份,膨润土粉6-11份,聚丙烯酸钠3-8份,氯化钙2-6份,氯化镁3-8份,铝镁尖晶石2-6份。
优选地,所述碳化硼-氧化铝复合陶瓷喷嘴由以下重量份数的原料组分制成:碳化硼32份,二硅化钼3份,碳纤维11份,氧化锗2份,纳米二氧化钛5份,硼氢化钠6份,氟化镁11份,氮化铝7份,氧化锆3份,硅藻土12份,氧化钇3份,膨润土粉9份,聚丙烯酸钠6份,氯化钙3份,氯化镁6份,铝镁尖晶石5份。
优选地,所述碳化硼-氧化铝复合陶瓷喷嘴由以下重量份数的原料组分制成:碳化硼35份,二硅化钼6份,碳纤维11份,氧化锗3份,纳米二氧化钛8份,硼氢化钠6份,氟化镁10份,氮化铝7份,氧化锆4份,硅藻土13份,氧化钇3份,膨润土粉7份,聚丙烯酸钠5份,氯化钙3份,氯化镁7份,铝镁尖晶石3份。
优选地,所述碳化硼-氧化铝复合陶瓷喷嘴由以下重量份数的原料组分制成:碳化硼30份,二硅化钼6份,碳纤维11份,氧化锗5份,纳米二氧化钛5份,硼氢化钠4份,氟化镁9份,氮化铝8份,氧化锆3份,硅藻土10份,氧化钇5份,膨润土粉8份,聚丙烯酸钠5份,氯化钙5份,氯化镁7份,铝镁尖晶石4份。
优选地,所述碳化硼-氧化铝复合陶瓷喷嘴由以下重量份数的原料组分制成:碳化硼26份,二硅化钼4份,碳纤维11份,氧化锗2份,纳米二氧化钛5份,硼氢化钠4份,氟化镁9份,氮化铝8份,氧化锆3份,硅藻土11份,氧化钇3份,膨润土粉9份,聚丙烯酸钠8份,氯化钙3份,氯化镁3份,铝镁尖晶石6份。
优选地,所述碳化硼-氧化铝复合陶瓷喷嘴由以下重量份数的原料组分制成:碳化硼30份,二硅化钼5份,碳纤维11份,氧化锗3份,纳米二氧化钛7份,硼氢化钠6份,氟化镁11份,氮化铝8份,氧化锆6份,硅藻土11份,氧化钇4份,膨润土粉9份,聚丙烯酸钠5份,氯化钙4份,氯化镁8份,铝镁尖晶石2份。
所述的碳化硼-氧化铝复合陶瓷喷嘴的制备方法,包括以下步骤:
(1)按照重量份数比称取各原料组分;
(2)将碳纤维、氧化锗、纳米二氧化钛、硼氢化钠、氟化镁、氧化锆、氧化钇、聚丙烯酸钠、氯化钙和氯化镁混合,混合料加热至2550-2700℃,熔炼20-24min,随后自然冷却至室温,球磨至260-270目粉体后,充分搅拌均匀备用;
(3)将碳化硼、硅藻土、铝镁尖晶石、膨润土粉、二硅化钼和氮化铝放入球磨机,并将粉磨后的磨料加入步骤(2)所得的物料中,充分混合后备用;
(4)将(3)得到的混合物料送入模具中压制成型,成型条件:压力机设定温度为285-290℃,在15-16MPa条件下保压30-36min,出模得胚体;
(5)将胚体进行烧结处理,胚体先在20-26min内升温至430-445℃,保温2-3小时,再按12℃/min升温至1500-1600℃,保温12-13小时后取出,自然冷却后即得。
与现有技术相比,本发明的有益效果是:
本发明中碳化硼-氧化铝复合陶瓷喷嘴以碳化硼和氮化铝为主要原料,同时特别添加有二硅化钼、碳纤维、氧化锗、纳米二氧化钛、硼氢化钠、氟化镁、氧化锆、氧化钇、氯化钙和铝镁尖晶石等辅料,并通过各原料组分之间的合理配比,从而使其机械强度高、耐高温性和耐磨性好,使用寿命长。
具体实施方式
下面结合实施例详细说明本发明的技术方案,但保护范围并不受此限制。
实施例一:
一种碳化硼-氧化铝复合陶瓷喷嘴,其由以下重量份数的原料组分制成:碳化硼32份,二硅化钼3份,碳纤维11份,氧化锗2份,纳米二氧化钛5份,硼氢化钠6份,氟化镁11份,氮化铝7份,氧化锆3份,硅藻土12份,氧化钇3份,膨润土粉9份,聚丙烯酸钠6份,氯化钙3份,氯化镁6份,铝镁尖晶石5份。
所述的碳化硼-氧化铝复合陶瓷喷嘴的制备方法,包括以下步骤:
(1)按照重量份数比称取各原料组分;
(2)将碳纤维、氧化锗、纳米二氧化钛、硼氢化钠、氟化镁、氧化锆、氧化钇、聚丙烯酸钠、氯化钙和氯化镁混合,混合料加热至2550-2700℃,熔炼20-24min,随后自然冷却至室温,球磨至260-270目粉体后,充分搅拌均匀备用;
(3)将碳化硼、硅藻土、铝镁尖晶石、膨润土粉、二硅化钼和氮化铝放入球磨机,并将粉磨后的磨料加入步骤(2)所得的物料中,充分混合后备用;
(4)将(3)得到的混合物料送入模具中压制成型,成型条件:压力机设定温度为285-290℃,在15-16MPa条件下保压30-36min,出模得胚体;
(5)将胚体进行烧结处理,胚体先在20-26min内升温至430-445℃,保温2-3小时,再按12℃/min升温至1500-1600℃,保温12-13小时后取出,自然冷却后即得。
实施例二:
一种碳化硼-氧化铝复合陶瓷喷嘴,其由以下重量份数的原料组分制成:碳化硼35份,二硅化钼6份,碳纤维11份,氧化锗3份,纳米二氧化钛8份,硼氢化钠6份,氟化镁10份,氮化铝7份,氧化锆4份,硅藻土13份,氧化钇3份,膨润土粉7份,聚丙烯酸钠5份,氯化钙3份,氯化镁7份,铝镁尖晶石3份。
所述的碳化硼-氧化铝复合陶瓷喷嘴的制备方法,包括以下步骤:
(1)按照重量份数比称取各原料组分;
(2)将碳纤维、氧化锗、纳米二氧化钛、硼氢化钠、氟化镁、氧化锆、氧化钇、聚丙烯酸钠、氯化钙和氯化镁混合,混合料加热至2550-2700℃,熔炼20-24min,随后自然冷却至室温,球磨至260-270目粉体后,充分搅拌均匀备用;
(3)将碳化硼、硅藻土、铝镁尖晶石、膨润土粉、二硅化钼和氮化铝放入球磨机,并将粉磨后的磨料加入步骤(2)所得的物料中,充分混合后备用;
(4)将(3)得到的混合物料送入模具中压制成型,成型条件:压力机设定温度为285-290℃,在15-16MPa条件下保压30-36min,出模得胚体;
(5)将胚体进行烧结处理,胚体先在20-26min内升温至430-445℃,保温2-3小时,再按12℃/min升温至1500-1600℃,保温12-13小时后取出,自然冷却后即得。
实施例三:
一种碳化硼-氧化铝复合陶瓷喷嘴,其由以下重量份数的原料组分制成:碳化硼30份,二硅化钼6份,碳纤维11份,氧化锗5份,纳米二氧化钛5份,硼氢化钠4份,氟化镁9份,氮化铝8份,氧化锆3份,硅藻土10份,氧化钇5份,膨润土粉8份,聚丙烯酸钠5份,氯化钙5份,氯化镁7份,铝镁尖晶石4份。
所述的碳化硼-氧化铝复合陶瓷喷嘴的制备方法,包括以下步骤:
(1)按照重量份数比称取各原料组分;
(2)将碳纤维、氧化锗、纳米二氧化钛、硼氢化钠、氟化镁、氧化锆、氧化钇、聚丙烯酸钠、氯化钙和氯化镁混合,混合料加热至2550-2700℃,熔炼20-24min,随后自然冷却至室温,球磨至260-270目粉体后,充分搅拌均匀备用;
(3)将碳化硼、硅藻土、铝镁尖晶石、膨润土粉、二硅化钼和氮化铝放入球磨机,并将粉磨后的磨料加入步骤(2)所得的物料中,充分混合后备用;
(4)将(3)得到的混合物料送入模具中压制成型,成型条件:压力机设定温度为285-290℃,在15-16MPa条件下保压30-36min,出模得胚体;
(5)将胚体进行烧结处理,胚体先在20-26min内升温至430-445℃,保温2-3小时,再按12℃/min升温至1500-1600℃,保温12-13小时后取出,自然冷却后即得。
实施例四:
一种碳化硼-氧化铝复合陶瓷喷嘴,其由以下重量份数的原料组分制成:碳化硼26份,二硅化钼4份,碳纤维11份,氧化锗2份,纳米二氧化钛5份,硼氢化钠4份,氟化镁9份,氮化铝8份,氧化锆3份,硅藻土11份,氧化钇3份,膨润土粉9份,聚丙烯酸钠8份,氯化钙3份,氯化镁3份,铝镁尖晶石6份。
所述的碳化硼-氧化铝复合陶瓷喷嘴的制备方法,包括以下步骤:
(1)按照重量份数比称取各原料组分;
(2)将碳纤维、氧化锗、纳米二氧化钛、硼氢化钠、氟化镁、氧化锆、氧化钇、聚丙烯酸钠、氯化钙和氯化镁混合,混合料加热至2550-2700℃,熔炼20-24min,随后自然冷却至室温,球磨至260-270目粉体后,充分搅拌均匀备用;
(3)将碳化硼、硅藻土、铝镁尖晶石、膨润土粉、二硅化钼和氮化铝放入球磨机,并将粉磨后的磨料加入步骤(2)所得的物料中,充分混合后备用;
(4)将(3)得到的混合物料送入模具中压制成型,成型条件:压力机设定温度为285-290℃,在15-16MPa条件下保压30-36min,出模得胚体;
(5)将胚体进行烧结处理,胚体先在20-26min内升温至430-445℃,保温2-3小时,再按12℃/min升温至1500-1600℃,保温12-13小时后取出,自然冷却后即得。
实施例五:
一种碳化硼-氧化铝复合陶瓷喷嘴,其由以下重量份数的原料组分制成:碳化硼30份,二硅化钼5份,碳纤维11份,氧化锗3份,纳米二氧化钛7份,硼氢化钠6份,氟化镁11份,氮化铝8份,氧化锆6份,硅藻土11份,氧化钇4份,膨润土粉9份,聚丙烯酸钠5份,氯化钙4份,氯化镁8份,铝镁尖晶石2份。
所述的碳化硼-氧化铝复合陶瓷喷嘴的制备方法,包括以下步骤:
(1)按照重量份数比称取各原料组分;
(2)将碳纤维、氧化锗、纳米二氧化钛、硼氢化钠、氟化镁、氧化锆、氧化钇、聚丙烯酸钠、氯化钙和氯化镁混合,混合料加热至2550-2700℃,熔炼20-24min,随后自然冷却至室温,球磨至260-270目粉体后,充分搅拌均匀备用;
(3)将碳化硼、硅藻土、铝镁尖晶石、膨润土粉、二硅化钼和氮化铝放入球磨机,并将粉磨后的磨料加入步骤(2)所得的物料中,充分混合后备用;
(4)将(3)得到的混合物料送入模具中压制成型,成型条件:压力机设定温度为285-290℃,在15-16MPa条件下保压30-36min,出模得胚体;
(5)将胚体进行烧结处理,胚体先在20-26min内升温至430-445℃,保温2-3小时,再按12℃/min升温至1500-1600℃,保温12-13小时后取出,自然冷却后即得。
实施例六:
一种碳化硼-氧化铝复合陶瓷喷嘴,其由以下重量份数的原料组分制成:碳化硼22份,二硅化钼2份,碳纤维6份,氧化锗1份,纳米二氧化钛3份,硼氢化钠2份,氟化镁8份,氮化铝6份,氧化锆2份,硅藻土5份,氧化钇2份,膨润土粉6份,聚丙烯酸钠3份,氯化钙2份,氯化镁3份,铝镁尖晶石2份。
所述的碳化硼-氧化铝复合陶瓷喷嘴的制备方法,包括以下步骤:
(1)按照重量份数比称取各原料组分;
(2)将碳纤维、氧化锗、纳米二氧化钛、硼氢化钠、氟化镁、氧化锆、氧化钇、聚丙烯酸钠、氯化钙和氯化镁混合,混合料加热至2550-2700℃,熔炼20-24min,随后自然冷却至室温,球磨至260-270目粉体后,充分搅拌均匀备用;
(3)将碳化硼、硅藻土、铝镁尖晶石、膨润土粉、二硅化钼和氮化铝放入球磨机,并将粉磨后的磨料加入步骤(2)所得的物料中,充分混合后备用;
(4)将(3)得到的混合物料送入模具中压制成型,成型条件:压力机设定温度为285-290℃,在15-16MPa条件下保压30-36min,出模得胚体;
(5)将胚体进行烧结处理,胚体先在20-26min内升温至430-445℃,保温2-3小时,再按12℃/min升温至1500-1600℃,保温12-13小时后取出,自然冷却后即得。
实施例七:
一种碳化硼-氧化铝复合陶瓷喷嘴,其由以下重量份数的原料组分制成:碳化硼35份,二硅化钼6份,碳纤维12份,氧化锗5份,纳米二氧化钛9份,硼氢化钠7份,氟化镁13份,氮化铝10份,氧化锆6份,硅藻土13份,氧化钇6份,膨润土粉11份,聚丙烯酸钠8份,氯化钙6份,氯化镁8份,铝镁尖晶石6份。
所述的碳化硼-氧化铝复合陶瓷喷嘴的制备方法,包括以下步骤:
(1)按照重量份数比称取各原料组分;
(2)将碳纤维、氧化锗、纳米二氧化钛、硼氢化钠、氟化镁、氧化锆、氧化钇、聚丙烯酸钠、氯化钙和氯化镁混合,混合料加热至2550-2700℃,熔炼20-24min,随后自然冷却至室温,球磨至260-270目粉体后,充分搅拌均匀备用;
(3)将碳化硼、硅藻土、铝镁尖晶石、膨润土粉、二硅化钼和氮化铝放入球磨机,并将粉磨后的磨料加入步骤(2)所得的物料中,充分混合后备用;
(4)将(3)得到的混合物料送入模具中压制成型,成型条件:压力机设定温度为285-290℃,在15-16MPa条件下保压30-36min,出模得胚体;
(5)将胚体进行烧结处理,胚体先在20-26min内升温至430-445℃,保温2-3小时,再按12℃/min升温至1500-1600℃,保温12-13小时后取出,自然冷却后即得。
最后说明的是,以上实施例仅用以说明本发明的技术方案而非限制,尽管参照较佳实施例对本发明进行了详细说明,本领域的普通技术人员应当理解,可以对本发明的技术方案进行修改或者等同替换,而不脱离本技术方案的宗旨和范围,其均应涵盖在本发明的权利要求范围当中。

Claims (7)

1.一种碳化硼-氧化铝复合陶瓷喷嘴,其特征在于,由以下重量份数的原料组分制成:碳化硼22-35份,二硅化钼2-6份,碳纤维6-12份,氧化锗1-5份,纳米二氧化钛3-9份,硼氢化钠2-7份,氟化镁8-13份,氮化铝6-10份,氧化锆2-6份,硅藻土5-13份,氧化钇2-6份,膨润土粉6-11份,聚丙烯酸钠3-8份,氯化钙2-6份,氯化镁3-8份,铝镁尖晶石2-6份。
2.根据权利要求1所述的一种碳化硼-氧化铝复合陶瓷喷嘴,其特征在于,由以下重量份数的原料组分制成:碳化硼32份,二硅化钼3份,碳纤维11份,氧化锗2份,纳米二氧化钛5份,硼氢化钠6份,氟化镁11份,氮化铝7份,氧化锆3份,硅藻土12份,氧化钇3份,膨润土粉9份,聚丙烯酸钠6份,氯化钙3份,氯化镁6份,铝镁尖晶石5份。
3.根据权利要求1所述的一种碳化硼-氧化铝复合陶瓷喷嘴,其特征在于,由以下重量份数的原料组分制成:碳化硼35份,二硅化钼6份,碳纤维11份,氧化锗3份,纳米二氧化钛8份,硼氢化钠6份,氟化镁10份,氮化铝7份,氧化锆4份,硅藻土13份,氧化钇3份,膨润土粉7份,聚丙烯酸钠5份,氯化钙3份,氯化镁7份,铝镁尖晶石3份。
4.根据权利要求1所述的一种碳化硼-氧化铝复合陶瓷喷嘴,其特征在于,由以下重量份数的原料组分制成:碳化硼30份,二硅化钼6份,碳纤维11份,氧化锗5份,纳米二氧化钛5份,硼氢化钠4份,氟化镁9份,氮化铝8份,氧化锆3份,硅藻土10份,氧化钇5份,膨润土粉8份,聚丙烯酸钠5份,氯化钙5份,氯化镁7份,铝镁尖晶石4份。
5.根据权利要求1所述的一种碳化硼-氧化铝复合陶瓷喷嘴,其特征在于,由以下重量份数的原料组分制成:碳化硼26份,二硅化钼4份,碳纤维11份,氧化锗2份,纳米二氧化钛5份,硼氢化钠4份,氟化镁9份,氮化铝8份,氧化锆3份,硅藻土11份,氧化钇3份,膨润土粉9份,聚丙烯酸钠8份,氯化钙3份,氯化镁3份,铝镁尖晶石6份。
6.根据权利要求1所述的一种碳化硼-氧化铝复合陶瓷喷嘴,其特征在于,由以下重量份数的原料组分制成:碳化硼30份,二硅化钼5份,碳纤维11份,氧化锗3份,纳米二氧化钛7份,硼氢化钠6份,氟化镁11份,氮化铝8份,氧化锆6份,硅藻土11份,氧化钇4份,膨润土粉9份,聚丙烯酸钠5份,氯化钙4份,氯化镁8份,铝镁尖晶石2份。
7.根据权利要求1-6中任一项所述的一种碳化硼-氧化铝复合陶瓷喷嘴的制备方法,其特征在于,包括以下步骤:
(1)按照重量份数比称取各原料组分;
(2)将碳纤维、氧化锗、纳米二氧化钛、硼氢化钠、氟化镁、氧化锆、氧化钇、聚丙烯酸钠、氯化钙和氯化镁混合,混合料加热至2550-2700℃,熔炼20-24min,随后自然冷却至室温,球磨至260-270目粉体后,充分搅拌均匀备用;
(3)将碳化硼、硅藻土、铝镁尖晶石、膨润土粉、二硅化钼和氮化铝放入球磨机,并将粉磨后的磨料加入步骤(2)所得的物料中,充分混合后备用;
(4)将(3)得到的混合物料送入模具中压制成型,成型条件:压力机设定温度为285-290℃,在15-16MPa条件下保压30-36min,出模得胚体;
(5)将胚体进行烧结处理,胚体先在20-26min内升温至430-445℃,保温2-3小时,再按12℃/min升温至1500-1600℃,保温12-13小时后取出,自然冷却后即得。
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CN111517769A (zh) * 2020-04-24 2020-08-11 朔州西廊煤炭科技有限公司 一种利用煤炭固废或铝矾土固废制备碳化硼防毁伤陶瓷工程材料的方法
CN111995415A (zh) * 2020-08-18 2020-11-27 潍坊卓宇新材料科技有限公司 一种复合氮化硼陶瓷高温喷嘴及其制备方法

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CN108395247A (zh) * 2018-05-04 2018-08-14 芜湖天科生物科技有限公司 一种碳化硼-氮化铝复合的陶瓷喷嘴及其制备方法

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111517769A (zh) * 2020-04-24 2020-08-11 朔州西廊煤炭科技有限公司 一种利用煤炭固废或铝矾土固废制备碳化硼防毁伤陶瓷工程材料的方法
CN111995415A (zh) * 2020-08-18 2020-11-27 潍坊卓宇新材料科技有限公司 一种复合氮化硼陶瓷高温喷嘴及其制备方法

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Application publication date: 20181130