• Properties of the green sand and the surface quality of the casting may be decreased due to the resin sand of cold box cores entering the green sand system.

    树脂进入湿型砂系统使湿型砂性能铸件表面质量下降

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  • Crystal instrument is the key part of plane casting, the structure affects directly the surface quality of drawing material.

    结晶水平连铸工艺中的关键工装部件结构直接影响拉拔管材表面质量

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  • Fluid flow in the mould must be optimized in order to improve the internal and surface quality of the slabs while increasing the casting speed.

    提高条件下,必须优化结晶器适应稳定生产需要,防止气孔、拉漏等坯缺陷的产生。

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  • The experiment shows that adopting protective casting technology can reduce reoxidation and improve the internal and surface quality of block.

    试验结果表明采用钢包注流保护浇注技术降低二次氧化提高铸坯内在表面质量

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  • Casting surface quality which is determined by casting parameters, affects the performance of mechanics and electrical conductivity.

    铸件表面质量影响着铸件的力学性能导电性能,而表面质量与拉铸工艺参数有关。

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  • The quality control and measures of producing pure copper strip for copper-clad aluminium conductor was represented, when the strips were in casting, rolling and surface treating.

    阐述了生产开发铝线熔铸轧制表面处理过程中的质量控制及其措施

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  • By varying cast-penetration technics, the influence of thickness and quality in composite layer with si by casting on the surface of cast steel were studied.

    研究不同工艺铸钢件表面铸渗复合厚度质量影响

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  • The protective dregs of the continuous casting crystallizer appreciably affect the quality of the casting block surface.

    连铸结晶器保护表面质量具有显著影响

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  • Surface cracks on slab are one of the important quality problems during continuous casting.

    连铸过程连铸坯表面裂纹影响连铸坯质量重要问题

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  • The solidification and heat transfer in meniscus zone have deep influence on the formation of initial solidified shell, surface quality and smoothness of casting operation.

    连铸月面区域凝固传热生坯均匀形成、铸坯的表面质量以及连铸生产的顺利进行重要影响

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  • Break out accidents have never occurred and surface quality of slabs has been improved since introduction of this new type of mould flux into continuously casting the rare earth treated steel.

    应用新型稀土处理保护渣没有发生拉漏事故,并提高了表面质量

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  • The rate of heat transfer in mould affects significantly on the surface quality of slab and protection of steel breaking in continuous casting.

    连铸过程结晶器传热速率对铸表面质量防止钢都具有十分重要影响

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  • The position of overflow and thicker inner gate was optimized to reduce the probabilities of cold shut, flow marks and slag. Furthermore, the surface quality of the die casting improves.

    提出了在恰当位置设置溢流增大厚度等改进措施,从而有效降低铸件夹渣等缺陷产生,提高了压铸件表面质量

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  • The surface cracks might appear on continuous casting slab, whose evolution behavior during hot rolling severely affects the quality of rolled products.

    连铸可能出现表面裂纹轧制过程中的演变行为严重影响轧制产品质量

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  • The said method can compound alloy layer with high quality and adjustable thickness on the surface of casting with different shape.

    方法可以不同形状铸件表面复合合金,保证了铸件合金层质量,合金层的厚度可以调节,因而很强的适应性。

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  • The methods to improve the quality of the surface of extrusion materials by removing the defects on the surface layer of casting ingot are reviewed in this paper.

    本文综述了清除铸锭表层缺陷,以提高挤压表面质量方法

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  • Using self-feeding in solidification can make good surface quality, no shrinkage casting defects of castings; the technology product yield of the casting greatly increases.

    利用凝固过程自补缩使铸件表面质量缩孔、缩松等铸造缺陷工艺出品大大提高。

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  • Using self-feeding in solidification can make good surface quality, no shrinkage casting defects of castings; the technology product yield of the casting greatly increases.

    利用凝固过程自补缩使铸件表面质量缩孔、缩松等铸造缺陷工艺出品大大提高。

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