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Sterling Silver smycken OEM Tillverkningsprocesser och tekniker vid Jingying

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Sterling Silver smycken OEM Tillverkningsprocesser och tekniker vid Jingying

Introduktion

Sterlingsilver (925 silver) is one of the most popular materials in fine jewelry due to its varaktighet, överkomliga priser, and timeless appeal. As a leading Oem (Tillverkare av originalutrustning) jewelry producer, Junge specializes in crafting high-quality sterling silver jewelry for global brands, återförsäljare, and designers.

This in-depth guide explores the entire manufacturing process of sterling silver jewelry at JINGYING, beläggning:
✔ Material selection & quality control
✔ Advanced production techniques
✔ Efterbehandling & kvalitetssäkring
✔ Custom OEM services

I slutet, you’ll understand why JINGYING is a trusted partner for sterling silver jewelry manufacturing.

1. Understanding Sterling Silver (925 Silver)

1.1. Sammansättning & Properties

  • 92.5% rent silver + 7.5% koppar (for strength).

  • Hypoallergen (safe for sensitive skin).

  • Naturally tarnishes (develops patina over time).

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

1.2. Why Choose JINGYING for OEM Sterling Silver Jewelry?

  • Ethically sourced 925 silver (RJC-certified).

  • Advanced CAD/CAM & casting technology.

  • Custom designs from sketch to finished product.

  • Strict quality control (Iso 9001 certified).

2. Framstegsprocess

2.1. Design & 3D -modellering

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

  • Kad (Datorstödd design):

    • Precision digital modeling.

    • Adjustable thickness, prong placement, and engraving.

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

2.2. Material Preparation

  • Silver sourcing: Ethically refined 925 silver grains.

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

  • Casting ingots: Formed into bars for further processing.

2.3. Casting Techniques

En. Vacuum Casting (Most Common)

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

  • Advantages:

    • High detail accuracy.

    • Minimal porosity.

  • Used for: Rings, hängen, charms.

B. Centrifugal Casting

  • Behandla: Spins molten silver into mold cavities.

  • Bäst för: Small, intricate pieces (TILL EXEMPEL., chains, filigran).

C. Sand Casting (For Large Pieces)

  • Behandla: Silver poured into sand molds.

  • Used for: Cuff bracelets, statement rings.

2.4. Post-Casting Processing

  • Deburring: Removes rough edges.

  • Annealing: Heat treatment to strengthen silver.

  • Montering: Soldering components (TILL EXEMPEL., bails, spärr).

2.5. Finishing Techniques

En. Putsning

  • Trumling: Barrel-polished for smoothness.

  • Hand-Polishing: Buffed with microfiber wheels.

B. Plåt (Frivillig)

  • Rodiumplätering: Enhances shine & prevents tarnish.

  • Gold plating: Rose gold, gulguld, or black rhodium finishes.

C. Oxidation (Antiquing)

  • Liver of sulfur treatment: Creates vintage blackened effects.

D. Lasergravyr

  • Custom text, logos, or patterns.

2.6. Stenmiljö (If Applicable)

  • Prong, bezel, or pave setting for gemstones.

  • Quality check: Ensures stones are secure.

2.7. Final Quality Control

  • Hallmark stamping (“925”).

  • XRF testing (verifies metal purity).

  • Tarnish resistance test.

  • Weight & measurement verification.

3. Advanced Techniques at JINGYING

3.1. Laser Welding for Precision Repairs

  • Inga lödmärken, seamless joins.

3.2. Electroforming for Hollow Designs

  • Lightweight yet durable statement pieces.

3.3. Diamond Cutting for High-Shine Facets

  • Machine-cut edges for brilliance.

4. Kvalitetssäkring & Certifieringar

  • Iso 9001: Quality management.

  • SGS/RJC Certification: Ethical sourcing.

  • Xrf & Acid Testing: Guarantees 925 renhet.

5. Custom OEM Services at JINGYING

  • Private label packaging.

  • Custom engraving & branding.

  • Low MOQ options (50+ bitar).

Slutsats

Jingying's sterling silver OEM manufacturing combines traditional craftsmanship with cutting-edge technology, ensuring högkvalitativ, hållbar, and beautifully designed jewelry for brands worldwide.

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