保定宏晟隆精密铸造有限公司地处古城-河北保定,占地面积12000平方米,建筑面积6000平方米,是一家专业的不锈钢精密铸造厂。 公司投资愈800万元人民币,在原有的水玻璃生产线的基础上,新建了一条现代化硅溶胶铸造流水线,产能达到500吨。 公司配备了模具制造中心、完善的后清理设备和机械加工设备,为产品开发创造和后续加工提供有利的条件。同时,公...
查看更多针对大型铸钢件缺点的修理,可应用碳弧气刨去掉缺点。另外对焊补区及周边20毫米范畴内的夹渣、氧化皮、锈迹、油、水份等废弃物清理整洁,并将焊补区打磨抛光成弧形面,便于焊补。2、 Cleaning up shortcomings. For the repair of defects in large steel castings, carbon arc air gouging can be used to remove the...
影响铸钢件精度的原因有很多,主要有以下几点:There are many reasons that affect the accuracy of steel castings, mainly including the following:一、铸件结构的影响:1、 The impact of casting structure:(1)铸件壁厚,收缩率大,铸件壁薄,收缩率小。(1) The casting has a thick wall and a high shrinkage rat...
现代熔模精密铸造方法在工业生产中得到实际应用是在二十世纪四十年代。当时航空喷气发动机的发展,要求制造象叶片、叶轮、喷嘴等形状复杂,尺寸精确以及表面光洁的耐热合金零件。由于耐热合金材料难于机械加工,零件形状复杂,以致不能或难于用其它方法制造,因此,需要寻找一种新的精密的成型工艺,于是借鉴古代流传下来的...
中国铸造企业需要加大重组和结构调整力度,进行专业化生产,实现地域化聚集,壮大龙头企业,使中小企业围绕产业链集聚,实现基础配套、特殊工序装备、检测设备、信息网络、环保设施等资源共享;充分权衡当地的资源、人力、资本和市场,把握优势,突出集群的特点。在企业、产品集聚的同时,实现信息的集聚、人才的集聚、技术...
大型铸钢件是指用铸钢制作的零件,与铸铁性能相似,但比铸铁不错度好。大型铸钢件在铸造过程中易出现气孔缺陷、角度定位不准确等缺点,在长期使用中就有可能出现机壳断裂的现象。Large steel castings refer to parts made of cast steel, which have similar properties to cast iron but have better quality than cast i...
The principle of casting method selection:铸造方法选择的原则:1 Preference for sand casting, the main reason is that sand casting compared with other casting methods low cost, simple production process, short production cycle.1 优先采用砂型铸造,主要原因是砂型铸造较之其它铸造方法成本低、生产工艺简单、...
Negative pressure casting is more conducive to the filling and shrinkage of liquid metal, and improves the microstructure density of castings.负压浇注,更有利于液体金属的充型和补缩,提高了铸件的组织致密度;11. Combined pouring, a box of many pieces, greatly improve the casting process yield and prod...
1. Casting size and shape accurate, good repeatability, with the characteristics of precision casting1.铸件尺寸形状精确,重复性好,具有精密铸造的特点2. High surface finish of castings;2.铸件的表面光洁度高;3. The sand core and the core making department are cancelled, and the casting defects and was...
Casting - The method of casting liquid metal into a mold cavity with the shape of the part and allowing it to cool and solidify to obtain a part or blank.铸造——将液体金属浇铸到具有与零件形状相适应的铸型空腔中,待其冷却凝固后,以获得零件或毛坯的方法。Including sand casting, special casting and so o...
精密铸造又叫失蜡铸造,它的产品精密复杂接近于零件最后形状,可不加工或很少加工就直接使用。相对于传统砂型铸造工艺,精密铸造或得铸件尺寸更加精准,表面光洁度更好。精密铸造包括熔模铸造、陶瓷型铸造、金属型铸造、压力铸造、消失模铸造。Precision casting, also known as wax loss casting, produces products with...