摘要：【中文】本发明涉及铅酸蓄电池塑壳领域，尤其涉及一种耐酸腐蚀铅酸蓄电池塑壳。其由塑壳内侧的有机‑无机复合板、缠绕在有机‑无机复合板的芳纶纤维层以及包覆在芳纶纤维层外侧的塑壳体构成，其中塑壳体按照重量份数计包括以下组分：ABS树脂80~100份、硅藻土10~20份、氧化石墨烯10~15份、硅烷偶联剂10~15份、阻燃剂10~15份、阻燃协效剂1~5份以及润滑剂3~10份。本发明克服了现有技术中的铅酸蓄电池不耐腐蚀，导致其力学性能随使用时间延长不断下降的缺陷，具有良好的耐腐蚀性能同时具有良好的韧性以及抗冲击性能的优点，能够长时间保证塑壳的使用安全性。 【EN】The invention relates to the field of lead-acid storage battery plastic cases, in particular to a lead-acid storage battery plastic case with acid corrosion resistance. The composite plastic shell comprises an organic-inorganic composite board on the inner side of the plastic shell, an aramid fiber layer wound on the organic-inorganic composite board and the plastic shell body coated on the outer side of the aramid fiber layer, wherein the plastic shell comprises the following components in parts by weight: 80-100 parts of ABS resin, 10-20 parts of diatomite, 10-15 parts of graphene oxide, 10-15 parts of silane coupling agent, 10-15 parts of flame retardant, 1-5 parts of flame retardant synergist and 3-10 parts of lubricant. The invention overcomes the defect that the mechanical property of the lead-acid storage battery in the prior art is continuously reduced along with the prolonging of the service time because the lead-acid storage battery is not corrosion-resistant, has the advantages of good corrosion resistance, good toughness and impact resistance, and can ensure the use safety of the plastic shell for a long time.

摘要：【中文】本发明涉及铅酸蓄电池领域，尤其涉及一种耐浓硫酸铅酸蓄电池塑壳。所述塑壳按照重量份数计包括以下组分：ABS树脂80~100份、无机有机复合填料粉20~50份、氧化石墨烯5~15份、硅烷偶联剂10~15份、阻燃剂10~15份、阻燃协效剂1~5份以及润滑剂3~10份。本发明克服了现有技术中的铅酸蓄电池不耐腐蚀，导致其力学性能随使用时间延长不断下降的缺陷，具有良好的耐腐蚀性能、韧性以及抗冲击性能，同时能够长时间保证塑壳的使用安全性。 【EN】The invention relates to the field of lead-acid storage batteries, in particular to a concentrated sulfuric acid resistant lead-acid storage battery plastic shell. The plastic shell comprises the following components in parts by weight: 80-100 parts of ABS resin, 20-50 parts of inorganic-organic composite filler powder, 5-15 parts of graphene oxide, 10-15 parts of silane coupling agent, 10-15 parts of flame retardant, 1-5 parts of flame retardant synergist and 3-10 parts of lubricant. The invention overcomes the defect that the mechanical property of the lead-acid storage battery in the prior art is continuously reduced along with the prolonging of the service time because the lead-acid storage battery is not corrosion-resistant, has good corrosion resistance, toughness and impact resistance, and can ensure the use safety of the plastic shell for a long time.

摘要：【中文】本发明提供了一种制备橡塑机械中螺杆的专用耐蚀耐磨工具钢及其制备方法和用于橡塑机械的螺杆，其中本发明橡塑机械螺杆专用耐蚀耐磨工具钢按质量百分比计包含C：1.0％‑1.5％；Si：0.55％‑1.0％；Mn：0.2％‑0.8％；W：0.05％‑0.2％；Mo：1.8％‑3.0％；Cr：15.4％‑18.0％；V：1.6％‑4.5％；Nb：1.05％‑1.5％；Co：0.05％‑0.5％；O：≤0.0025％；S≤0.01％；P≤0.03％；余量为铁和杂质，且该工具钢的碳化物组成为MC碳化物与M₇C₃碳化物。本发明的螺杆专用工具钢具备较好的力学性能和耐磨耐蚀性能，硬度可以达到60HRC，冲击韧性值达到20J以上，且采用钢球作为摩擦副时质量损失可＜100mg/h，采用稀释王水(5％HNO₃+1％HCl)时室温腐蚀速率可＜150mm/y，而适用于制作对耐磨性和耐蚀性要求较高的螺杆。 【EN】The invention provides special corrosion-resistant wear-resistant tool steel for preparing a screw rod in a rubber and plastic machine, a preparation method thereof and the screw rod for the rubber and plastic machine, wherein the special corrosion-resistant wear-resistant tool steel for the screw rod of the rubber and plastic machine comprises the following components in percentage by mass: 1.0% -1.5%; si: 0.55% -1.0%; mn: 0.2% -0.8%; w: 0.05% -0.2%; mo: 1.8% -3.0%; cr: 15.4% -18.0%; v: 1.6% -4.5%; nb: 1.05% -1.5%; co: 0.05% -0.5%; o: less than or equal to 0.0025 percent; s is less than or equal to 0.01 percent; p is less than or equal to 0.03 percent; the balance being iron and impurities, and the carbide composition of the tool steel being MC carbide and M₇C₃And (3) carbide. The tool steel special for the screw has good mechanical property, wear resistance and corrosion resistance, the hardness can reach 60HRC, the impact toughness value reaches more than 20J, the mass loss can be less than 100mg/h when the steel ball is used as a friction pair, and diluted aqua regia (5 percent HNO) is adopted₃+ 1% HCl) at room temperature corrosion rate can be less than 150mm/y, and is suitable for making screws with higher requirements on wear resistance and corrosion resistance.