Gold and Silver Foil | One stop Solution for Gold Foil Production Line

Technical barriers and industrial upgrading in the high-end gold and silver foil market

Yihui Casting has been deeply involved in the field of precision processing of precious metals for 23 years. Targeting the core needs of small and medium-sized gold foil and silver foil factories with a team of 10-20 people and an area of 100-300 square meters, we have created the first fully automated continuous production solution for gold foil and silver foil in China. The plan adopts fully automatic precision rolling technology and online closed-loop detection system to achieve unmanned production throughout the entire process from melting ingots to cutting finished products; Equipped with a fully enclosed precious metal dust recovery system, the comprehensive loss is controlled within 0.3%; All equipment is designed modularly, without the need for large-scale factory renovation. The production line can be set up and put into operation in 7 days, helping small and medium-sized factories break through technical barriers and achieve large-scale, standardized, and high-quality production.

Core technical pain points in the gold and silver foil processing industry

The quality of gold and silver foil directly determines the performance and lifespan of downstream end products. Traditional processes have technical bottlenecks that cannot be overcome in the following core areas, which are also common problems in the industry for a long time:

Yihui Solution Positioning and Full Process Automation Logic

Positioning Strategy

Specially designed for teams of 10-20 people and small to medium-sized gold and silver foil production plants of 100-300 square meters, it is the first solution in China to achieve automated continuous production from melting ingots to finished product slitting. The scheme adopts modular design, which can be flexibly configured according to production capacity requirements; Equipped with online closed-loop detection system and fully enclosed dust recovery system, achieving high-precision, low loss, and standardized production; No need for professional technicians, one click operation after parameter preset, greatly reducing dependence on manual labor.

Whole process closed-loop logic

This plan is divided into two core modules: the standardized production process of gold and silver foil and the technology empowerment process, forming a complete automated closed-loop from raw materials to finished products, ensuring the stability and consistency of the production process.

Standardized production process of gold foil and silver foil (high precision+low loss+continuous control)

Factory exclusive core equipment and supporting consumables system

All equipment in this plan is directly supplied by Yihui factory, customized and developed for the ultra-thin processing characteristics of gold and silver foil. The core components are imported to ensure the stability and accuracy of the equipment; Supporting exclusive consumables and tools to form a complete production loop, without the need for scattered procurement of additional equipment.

Core main equipment

Fully automatic precision tablet press

Corresponding process step: Rolling and rolling

Industry exclusive value: The only fully automatic precision tablet press customized for gold and silver foil in the industry, driven by servo motors, with a roll gap adjustment accuracy of 0.0001mm. The online thickness gauge detects the thickness of the foil in real time, automatically adjusts the roll gap, and achieves closed-loop control; The rolling speed is infinitely adjustable to meet the production needs of different thicknesses of foil materials; The roller surface is treated with a mirror finish to ensure a smooth and scratch free surface of the foil material.

Ingot casting machine

Corresponding process steps: melting ingots

Industry exclusive value: High vacuum oxygen free melting, completely eliminating high-temperature oxidation, no porosity or shrinkage inside the ingot; Electromagnetic stirring ensures uniform alloy composition and segregation rate ≤ 0.1%; The continuous ingot casting system can produce uniform ingots with a length of over 1m, suitable for continuous rolling production needs; Melting loss ≤ 0.1%, reduced by 10 times compared to traditional equipment.

Ingot casting machine 

Corresponding process steps: melting ingots 

Industry exclusive value: High vacuum oxygen free melting, completely eliminating high-temperature oxidation, no porosity or shrinkage inside the ingot; Electromagnetic stirring ensures uniform alloy composition and segregation rate ≤ 0.1%; The continuous ingot casting system can produce uniform ingots with a length of over 1m, suitable for continuous rolling production needs; Melting loss ≤ 0.1%, reduced by 10 times compared to traditional equipment.

CNC slitting machine

Corresponding process step: slitting

Industry exclusive value: CNC precision cutting, smooth edges without burrs or curled edges; The automatic correction system ensures the cutting straightness with a deviation of ≤ 0.01mm; the cutting speed is infinitely adjustable to meet the cutting needs of different thicknesses of foil materials; Equipped with an automatic waste collection device to reduce the loss of precious metals.

annealing furnace

Corresponding process step: Annealing

Industry exclusive value: Continuous online annealing eliminates internal rolling stress in foil materials, improves foil ductility, and reduces foil breakage rate to below 0.5%; High purity inert gas protection ensures no oxidation or discoloration of the foil during annealing process; Accurate temperature control ensures uniform and consistent annealing effect; The rapid cooling system improves production efficiency.

Precision leveling machine

Corresponding process step: leveling

Industry exclusive value: Multi roll precision leveling, completely eliminating warping and wavy edges of foil materials, ensuring the flatness of finished products; The leveling roller adopts mirror treatment, which does not damage the surface of the foil material; Synchronize speed with rolling and annealing equipment to achieve continuous production.

Ultrasonic cleaning machine

Corresponding process step: cleaning

Industry exclusive value: contactless ultrasonic cleaning throughout the entire process, thoroughly removing impurities such as oil stains and dust on the surface of foil materials; Do not damage the ultra-thin foil material and avoid damage caused by manual cleaning; Synchronize the cleaning speed with the production line to achieve continuous production; The cleaning solution is reusable and equipped with a precious metal recycling filter element.

Supporting auxiliary equipment (full process closed-loop coverage, essential for quality control and environmental protection)

Industrial Water Chiller

Core function: Equipment cooling

Industry exclusive value: providing stable cooling water for equipment such as tablet presses and annealing furnaces, ensuring the stable operation of equipment temperature control systems, and improving the consistency of foil thickness.

Precious metal analyzer

Core function: Testing of raw materials and finished product components

Industry exclusive value: Quickly and accurately detect the alloy composition of raw materials and finished products to ensure compliance with customer requirements; Establish a component testing system for raw material storage and finished product storage to prevent unqualified raw materials from entering production.

Dust and exhaust gas treatment equipment

Core role: Dust recycling and environmental protection

Industry exclusive value: Fully enclosed collection of precious metal dust generated during rolling, polishing, and cutting processes, with a recovery rate of ≥ 99.9%; It not only meets the GB 16297-1996 air pollutant emission standard, but also recovers precious metals from dust, significantly reducing losses.

Exclusive consumables (for gold and silver foil, factory compatible)

Supporting tools (specialized for gold and silver foil processing, fully equipped)

Core Technologies and Business Value of the Implementation Plan

This plan comprehensively solves the industry pain points of gold and silver foil processing from six dimensions: thickness accuracy, foil breakage rate, loss control, production efficiency, finished product quality, and environmental compliance. All technical indicators have been verified by Yihui Laboratory and customer factories.

Core business conclusion

1. Loss savings are the core source of profit: Yihui's solution reduces the comprehensive loss from 2% to 0.3%. Calculated based on a monthly production of 100kg of gold foil, it saves 1.7kg of gold in a single month, worth 765000 yuan, and saves 9.18 million yuan annually.

2. Significant reduction in labor costs: Fully automated production reduces labor demand by 50%, saving 60000 yuan in labor costs per month and 720000 yuan annually.

3. Capacity and order taking capacity improvement: 24-hour continuous production, with a capacity increase of more than three times, can undertake large quantities of orders and quickly respond to customer needs.

4. Enhanced product premium capability: High precision and high-quality products can enter the high-end market, with processing costs 20% -30% higher than traditional products, further increasing profit margins.

Environmental Protection and Compliance Value

Fully enclosed dust recovery system, dust collection rate ≥ 99.9%, emission concentration ≤ 10mg/m ³, 100% compliant with national environmental standards, completely solves environmental complaints and fines risks.

No hazardous waste is generated, no special environmental approval procedures are required, and the factory is assisted in obtaining ISO14001 environmental management system certification.

The entire process of precious metal recycling achieves resource recycling without wasting precious metals, which meets the requirements of national green manufacturing policies.

Practical examples of benchmark factories

Core pain points before cooperation

1. Traditional semi manual rolling with a thickness tolerance of ± 0.0015mm cannot meet the requirements of high-end customers with a tolerance of ± 0.0003mm, resulting in the loss of multiple large orders;

2. The foil breakage rate is as high as 18%, with more than 10 foil breakages per day, and the production efficiency is extremely low, with a per capita daily output of only 40g;

3. The comprehensive loss reaches 2.5%. Calculated based on a monthly production of 80kg gold foil, the monthly loss is 900000 yuan;

4. High dependence on manual labor, skilled technicians earn over 10000 yuan per month and are difficult to recruit, resulting in high personnel turnover;

5. Unorganized emission of dust, complained by surrounding residents, facing the risk of environmental fines.

Solution application

Adopting the standard configuration scheme of Yihui gold foil and silver foil production line, the core implementation content is as follows:

1. Core equipment: 10P fully automatic precision tablet press+10kg high vacuum melting furnace+CNC slitting machine+fully automatic continuous annealing furnace+precision leveling machine+ultrasonic cleaning line;

2. Auxiliary equipment: online thickness gauge+industrial chiller+high-precision spectrometer+dust and exhaust gas treatment equipment;

3. Exclusive consumables and tools: a complete set of gold foil processing consumables, testing tool sets, and operating tool sets;

4. Technical Empowerment Services: Free 220 ㎡ factory automation line planning, on-site equipment installation, debugging, and precision calibration, 7-day one-on-one gold foil exclusive process training, loss control special training, and quality control system construction guidance.

Cooperation landing results

1. The thickness accuracy of the foil material has been improved to ± 0.0002mm, and it has successfully passed the supplier certification of a high-end luxury brand, resulting in a 300% increase in order volume;

2. The foil breakage rate has been reduced to 0.3%, the production efficiency has been increased by 12 times, the per capita daily output has reached 500g, and the monthly output has increased from 80kg to 200kg;

3. The comprehensive loss has been reduced from 2.5% to 0.28%, saving a monthly loss cost of 1.008 million yuan and an annual savings of 12.096 million yuan;

4. The labor demand has been reduced from 18 to 10 people, saving 64000 yuan in labor costs per month and 768000 yuan annually;

5. Dust emissions meet standards, completely solve environmental complaints, and pass ISO14001 environmental management system certification;

6. Within 5.2 months, we recovered all 420000 yuan of equipment investment and became a well-known high-end gold foil supplier in the Pearl River Delta region.

Gold foil and silver foil exclusive full process training and service guarantee system

In response to the high precision requirements and complex processes of gold and silver foil processing, Yihui Casting has created an exclusive training and service guarantee system of "equipment+process+quality control", which accompanies the factory throughout the entire production process to solve various technical problems and ensure stable operation of the production line.

Contact us for a customized one-stop solution for your gold and silver foil production line

With years of technical insights into gold and silver foil processing, Yihui Casting delivers diversified value-added services such as process iteration, intelligent line upgrading and precious metal waste recycling. We effectively help clients streamline production procedures, control raw material consumption and elevate product quality and output. No matter you are launching a new production base or upgrading traditional facilities, our comprehensive technologies and attentive full-cycle services will safeguard your operation. We are eager to join hands with global industry peers to explore new opportunities in the gold and silver foil sector, promote efficient utilization of precious metal resources, and achieve mutual prosperity and long-term green development.

For more information about Yihui Casting Technology Co., Ltd., please visit our official website or contact our team.

website: www.yihuicasting.com      email : info@yihuicasting.com     whatsapp : +86-13802830498