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Procese și tehnici de fabricație OEM de bijuterii argintii sterlină la Jingying

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Procese și tehnici de fabricație OEM de bijuterii argintii sterlină la Jingying

Introducere

Argint veritabil (925 argint) is one of the most popular materials in fine jewelry due to its durabilitate, accesibilitatea, și atractie atemporală. As a leading Oem (Producator de echipamente originale) jewelry producer, Jingying specializes in crafting high-quality sterling silver jewelry for global brands, Comercianți cu amănuntul, și designeri.

This in-depth guide explores the entire manufacturing process of sterling silver jewelry at JINGYING, acoperire:
✔ Material selection & controlul calitatii
✔ Advanced production techniques
✔ Finisare & quality assurance
✔ Custom OEM services

Până la sfârșit, you’ll understand why JINGYING is a trusted partner for sterling silver jewelry manufacturing.

1. Înțelegerea argintului sterlin (925 Argint)

1.1. Compoziţie & Proprietăți

  • 92.5% Argint pur + 7.5% cupru (pentru putere).

  • Hipoalergenic (sigur pentru pielea sensibilă).

  • Pata in mod natural (develops patina over time).

  • Softer than gold or platinum (requires proper craftsmanship).

1.2. Why Choose JINGYING for OEM Sterling Silver Jewelry?

  • Surse etice 925 argint (RJC-certified).

  • Advanced CAD/CAM & casting technology.

  • Custom designs from sketch to finished product.

  • Control strict al calității (ISO 9001 certificat).

2. Proces de fabricație pas cu pas

2.1. Proiecta & 3D Modelarea

  • Client consultation: Discuss design ideas, buget, and MOQ.

  • CAD (Proiectare asistată de computer):

    • Precision digital modeling.

    • Adjustable thickness, prong placement, și gravură.

  • Prototype approval: 3D-printed wax/resin sample for review.

2.2. Pregătirea materialului

  • Silver sourcing: Ethically refined 925 silver grains.

  • Alloy melting: Argint + copper blended at 1760°F (960°C).

  • Casting ingots: Formed into bars for further processing.

2.3. Casting Techniques

O. Vacuum Casting (Most Common)

  • Proces: Molten silver injected into a mold under vacuum.

  • Avantaje:

    • High detail accuracy.

    • Minimal porosity.

  • Used for: Inele, pandantive, farmece.

B. Centrifugal Casting

  • Proces: Spins molten silver into mold cavities.

  • Cel mai bun pentru: Mic, intricate pieces (De ex., lanţuri, filigran).

C.. Sand Casting (For Large Pieces)

  • Proces: Silver poured into sand molds.

  • Used for: Cuff bracelets, inele de declarație.

2.4. Post-Casting Processing

  • Deburring: Removes rough edges.

  • Annealing: Heat treatment to strengthen silver.

  • Asamblare: Soldering components (De ex., bails, cleme).

2.5. Tehnici de finisare

O. Lustruire

  • Tumbling: Barrel-polished for smoothness.

  • Lustruire manuală: Buffed with microfiber wheels.

B. Placare (Opțional)

  • Placare cu rodium: Enhances shine & prevents tarnish.

  • Placă de aur: Aur roz, aur galben, or black rhodium finishes.

C.. Oxidare (Antiquing)

  • Liver of sulfur treatment: Creates vintage blackened effects.

D.. Gravura cu laser

  • Custom text, logos, or patterns.

2.6. Decor de piatră (Dacă este cazul)

  • Prong, lunetă, or pave setting for gemstones.

  • Verificare de calitate: Ensures stones are secure.

2.7. Controlul final al calității

  • Ștampilarea semnului distinctiv (“925”).

  • Testarea XRF (verifies metal purity).

  • Tarnish resistance test.

  • Greutate & measurement verification.

3. Advanced Techniques at JINGYING

3.1. Laser Welding for Precision Repairs

  • No solder marks, seamless joins.

3.2. Electroforming for Hollow Designs

  • Lightweight yet durable piese de declarație.

3.3. Diamond Cutting for High-Shine Facets

  • Machine-cut edges for brilliance.

4. Asigurarea calității & Certificări

  • ISO 9001: Managementul calitatii.

  • SGS/RJC Certification: Aprovizionare etică.

  • XRF & Testarea acidului: Guarantees 925 puritate.

5. Custom OEM Services at JINGYING

  • Private label packaging.

  • Custom engraving & branding.

  • Low MOQ options (50+ bucăți).

Concluzie

ale lui JINGYING sterling silver OEM manufacturing combines traditional craftsmanship with cutting-edge technology, asigurarea calitate superioară, durabil, and beautifully designed jewelry for brands worldwide.

Interested in a custom sterling silver collection? Contact JINGYING today for a quote!