Precision and Intelligent Manufacturing Craftsmanship | Yihui 4kg Ingot Casting Machine Unlocks New Heights in Precious Metal ProcessingIn the fields of precious metal processing, high-end jewelry manufacturing, and precision non-ferrous metal production, the demand for small-batch, high-precision ingot casting is growing rapidly. As the global market pursues higher product quality and more flexible production modes, traditional ingot casting equipment is gradually showing its limitations, failing to meet the stric···...

Surface water stain is a common, often overlooked quality defect in precision casting. It appears as white or gray watermarks, blotches, or damp residues on cast parts, ruining aesthetic appeal and leading to surface corrosion, poor coating adhesion, and shortened service life. These defects stem from raw material handling, process parameters, equipment performance, and environmental control.Yihui Casting shares industrial best practices to identify root causes, implement actionable fixes, and build a proactive pre···...

In the continuous development of the precious metal casting industry, 5G gold shines like a brilliant new star. As the core product of the fifth generation of new gold casting technology, it breaks through many technical bottlenecks of traditional gold casting and integrates innovative casting technology and modern production concepts in the industry. The emergence of 5G gold has not only become a new benchmark in the field of precious metal casting, but also an important driving force for upgrading the gold consum···...

Porosity, blowholes, and sand holes are the most common surface defects in jewelry manufacturing, especially in precious metal vacuum casting, gypsum mold precision casting, and wax-set casting. Jewelry requires ultra-high surface finish and fine detail retention, so even small holes will damage appearance, reduce density, weaken mechanical strength, and cause cracking or stone loss in later processing. For high-value materials like gold, silver, platinum, these defects directly increase scrap rate and production c···...

Yihui Casting | Common Defects in Jewelry and Precious Metal Casting: Incomplete Shape/Large Void Causes and Professional SolutionsIn the production of precious metals such as gold, K gold, platinum, etc. in jewelry casting, incomplete casting shape (insufficient pouring, cold insulation, lack of flesh, etc.) and large voids (shrinkage, porosity, sand holes, etc.) are two common and far-reaching core defects that directly determine the dimensional accuracy, structural integrity, and finished product qualification r···...

Yihui Casting 2025 Annual Ceremony: Grateful to colleagues, gathering at Yihui, opening the new year, and going to glory togetherThe annual sequence changes, and the new chapter appears day by day. Recently, the "Gratitude to Colleagues, Unity with Yihui, Opening the New Year, and Going to Glory Together" 2025 annual ceremony of Yihui Foundry was successfully concluded at the headquarters. All employees of the company and representatives of industry partners gathered together to reminisce about the past p···...

A comprehensive technical and economic analysis was conducted on the Yihui DVC-III vacuum pressure casting machine. The report elaborates on its core technology and parameters, compares the advantages of vacuum casting process, and evaluates its value from the perspectives of investment return and maintenance upgrade, aiming to provide reference for equipment selection and investment decision-making of jewelry production enterprises.Yihui DV-IIIOverview of Equipment Core TechnologiesYihui DVC-III vacuum pressure ca···...

Deep cultivation of continuous casting technology, empowering intelligent manufacturing upgrade - sharing session on the structure and working principle of continuous casting machines.Yihui Casting continuous casting technology, with its advantages of high efficiency, energy saving, and high yield, has become the core production process in the fields of precious metal and non-ferrous metal processing. The continuous casting machine is the key to the implementation of the technology. Yihui has organized this special···...

In the tide of modern industry, there stands a fully automatic precision casting machine that not only represents advanced intelligent casting technology but also embodies the dreams and aspirations of countless foundry professionals. Named the "DVC-III," this casting machine seamlessly integrates traditional casting craftsmanship with cutting-edge technology, delivering a high-efficiency, high-precision, and eco-friendly fully automatic casting solution.As a multi-material casting machine with outstandin···...

Discovery and NomenclaturePalladium (#Palladium #Pd): With the element symbol Pd, it is one of the platinum group metals (#platinum group metals). It was first successfully isolated from crude platinum in 1803 by the British chemist and physicist William Hyde Wollaston, thus gaining its own name "Palladium". The name derives from Pallas-Athena, a new asteroid discovered in 1802. This asteroid honors Athena, the Greek goddess of wisdom and craftsmanship.Properties and SpecificationsPalladium metal (#pallad···...