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Sterling silwer juweliersware OEM -vervaardigingsprosesse en -tegnieke by Jingying

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Sterling silwer juweliersware OEM -vervaardigingsprosesse en -tegnieke by Jingying

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Sterling silwer (925 silwer) is one of the most popular materials in fine jewelry due to its duursaamheid, affordability, and timeless appeal. As a leading OEM (Original Equipment Manufacturer) jewelry producer, Jingying specializes in crafting high-quality sterling silver jewelry for global brands, retailers, and designers.

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

Aan die einde, you’ll understand why JINGYING is a trusted partner for sterling silver jewelry manufacturing.

1. Begrip van sterling silwer (925 Silwer)

1.1. Composition & Properties

  • 92.5% suiwer silwer + 7.5% koper (for strength).

  • Hipoallergeen (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 silwer (RJC-certified).

  • Advanced CAD/CAM & casting technology.

  • Custom designs from sketch to finished product.

  • Strict quality control (ISO 9001 gesertifiseer).

2. Step-by-Step Manufacturing Process

2.1. Ontwerp & 3D Modellering

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

  • CAD (Computer-Aided 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: Silwer + copper blended at 1760°F (960°C).

  • Casting ingots: Formed into bars for further processing.

2.3. Casting Techniques

N. Vacuum Casting (Most Common)

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

  • Voordele:

    • High detail accuracy.

    • Minimal porosity.

  • Used for: Ringe, hangers, charms.

B. Centrifugal Casting

  • Prosesseer: Spins molten silver into mold cavities.

  • Best for: Small, intricate pieces (Bv., chains, filigree).

C. Sand Casting (For Large Pieces)

  • Prosesseer: 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.

  • Byeenkoms: Soldering components (Bv., bails, clasps).

2.5. Finishing Techniques

N. Poleer

  • Tuimel: Barrel-polished for smoothness.

  • Hand-Polishing: Buffed with microfiber wheels.

B. Plee (Opsioneel)

  • Rhodium plating: Verbeter skyn & prevents tarnish.

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

C. Oxidation (Antiquing)

  • Liver of sulfur treatment: Creates vintage blackened effects.

D. Laser Engraving

  • Custom text, logos, or patterns.

2.6. Stone Setting (Indien van toepassing)

  • 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

  • No solder marks, 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. Quality Assurance & Certifications

  • ISO 9001: Quality management.

  • SGS/RJC Certification: Etiese verkryging.

  • Xrf & Acid Testing: Guarantees 925 purity.

5. Custom OEM Services at JINGYING

  • Private label packaging.

  • Custom engraving & branding.

  • Low MOQ options (50+ stukke).

Konklusie

JINGYING’s sterling silver OEM manufacturing combines traditional craftsmanship with cutting-edge technology, verseker high-quality, durable, and beautifully designed jewelry for brands worldwide.

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