Men's Metal Frame Sunglasses

Men's Metal Frame Sunglasses

Engineered for bulk brand distributors and optical retailers, our men's metal frame sunglasses combine structural resilience with contemporary aesthetics. Built using precision-stamped alloy or stainless steel frames coupled with optical-grade lenses, these frames provide high tensile strength, adjustable nose pad mountings, and reliable hinge stability for commercial retail and private-label distribution.
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Description

Technical Parameters

Men's Metal Frame Sunglasses | Wholesale & OEM/ODM Manufacturing

 

Engineered for bulk brand distributors and optical retailers, our men's metal frame sunglasses combine structural resilience with contemporary aesthetics. Built using precision-stamped alloy or stainless steel frames coupled with optical-grade lenses, these frames provide high tensile strength, adjustable nose pad mountings, and reliable hinge stability for commercial retail and private-label distribution.

 

Key Features

 

Corrosion-Resistant Metal Alloys: Frames constructed from nickel silver, Monel, or 304 stainless steel, electroplated with vacuum ion plating (IP plating) to resist sweat, oxidation, and coastal salt exposure.

 

Reinforced Barrel & Spring Hinges: Integrated multi-barrel or stainless steel spring hinges tested for over 5,000 open-close cycles to maintain temple tension and prevent structural loosening.

 

Ergonomic Weight Distribution: Slim-profile wire rims and dual-bridge constructions engineered to reduce nose bridge pressure without compromising impact resistance.

 

Adjustable Silicone Nose Pads: Medical-grade, anti-slip silicone nose pads mounted on titanium core arms for personalized fit adjustments across diverse facial structures.

 

Lens Options

 

TAC Polarized Lenses (0.65mm / 1.1mm): Triacetate cellulose polarized lenses eliminate glare from horizontal surfaces, meeting EN ISO 12312-1 polarization efficiency standards.

 

Nylon / Polyamide Lenses: Superior impact resistance, lighter weight than glass, and Abbe value exceeding 45 for high-definition optical clarity without chromatic aberration.

 

Polycarbonate (PC) Lenses: High-velocity impact resistance suitable for active lifestyle collections, offering inherent UV400 protection.

 

Anti-Reflective (AR) & Revo Coatings: Available with backside anti-reflective coatings to eliminate ghost images and multi-layer flash mirror coatings for variable visible light transmission (VLT Cat. 2 to Cat. 3).

 

Frame Specifications

 

Primary Materials: Monel, Stainless Steel, Beta-Titanium, and Memory Metal (Nitinol).

 

Available Bridge Styles: Single bridge, double aviator bridge, keyhole bridge, and brow-bar reinforcement structures.

 

Temple Tips: Injection-molded acetate, TR90 tip sleeves, or bare metal wire cores with laser-engraved branding capacity.

 

Standard Dimensions (Customizable):
• Lens Width: 52mm – 58mm
• Bridge Width: 16mm – 20mm
• Temple Length: 135mm – 145mm
• Base Curve: 4C to 6C (flat-top to standard wrap)

 

Technical Specifications

 

Parameter

Specification Standard

Testing Method

UV Protection

UV400 (Blocks 100% of UVA & UVB up to 400nm)

ISO 12312-1 Spectrophotometer Analysis

Plating Adhesion

Grade 1 (No peeling or blistering after testing)

Cross-Hatch Tape Test (ASTM D3359)

Corrosion Resistance

Minimum 48 hours continuous exposure

Neutral Salt Spray Test (ASTM B117)

Hinge Durability

>= 5,000 cycles without structural failure

Mechanical Swing Fatigue Tester

Frame Tensile Strength

>= 35 N static load tolerance on bridge weld

Push-Pull Force Gauge Test

 

Design & Comfort

 

Laser-Welded Joints: Joints assembled via precision micro-laser welding to ensure clean seam lines and uniform structural integrity across production batches.

 

Weight Profile: Average weight ranging between 22g and 34g depending on alloy selection and lens thickness, minimizing fatigue during extended wear.

 

Temple Flexibility: Flexible memory-metal options provide lateral outward expansion up to 15 degrees, accommodating broader head shapes without permanent deformation.

 

Applications

 

Optical Retail Chains: Direct-to-shelf commercial assortments featuring standard CE/FDA regulatory stampings.

 

Outdoor & Lifestyle Apparel Brands: Private-label sunwear accessories matched to seasonal clothing lines.

 

Corporate Merchandise & Promotions: Custom-laser-engraved temple arms for corporate gifting and outdoor events.

 

Automotive & Marine Retail: Polarized driving and water-sport specific inventories utilizing high-VLT contrast filters.

 

Customization & OEM/ODM

 

Laser Logo Placement: Laser etching or pad printing on left/right inner temple tips and upper lens corner.

 

Custom Color Plating: Vacuum IP plating available in Gunmetal, Matte Black, Shiny Gold, Rose Gold, Brushed Silver, and Antique Bronze.

 

Packaging Integration: Custom rigid boxes, microfiber pouches, branded cleaning cloths, and barcode sticker application per SKU.

 

Sampling Protocol: 7-day rapid prototyping for custom CAD models; 14-day turnaround for physical pre-production samples (PPS) before bulk manufacturing.

 

Manufacturing & Quality Control

 

Stamping & CNC Shaping: Automated metal wire bending and CNC milling guarantee dimensional tolerances within +/- 0.1 mm.

 

Electroplating Control: Automated vertical plating lines monitor bath chemical concentration and current density to ensure uniform micrometer thickness across frame batches.

 

In-House Quality Inspection: 100% manual inspection of lens polarization axes, solder joint pull tests on 5% of each batch, drop-ball impact testing on lenses, and finish checks under 5000K daylight simulation lamps.

 

Compliance Framework: Production facilities operate under ISO 9001 quality management systems; products comply with FDA 21 CFR 801.410 (US Market), CE EN ISO 12312-1 (EU Market), and AS/NZS 1067.1 (Oceania).

 

Packaging & Shipping

 

Bulk Export Packaging: Individual polybag protection, inserted into a 5-layer corrugated master carton separated by corrugated dividers (maximum 100 pieces per inner box, 500 pieces per master carton).

 

Carton Specifications: Drop-tested master cartons compliant with ISTA 1A transit standards to prevent frame crushing or lens scratching during international freight.

 

Logistics Support: FOB, CIF, or DDP shipping terms via sea freight (Ningbo/Shanghai port) or air express (DHL/FedEx for urgent sample deliveries).

 

FAQ

 

Q: What is the Minimum Order Quantity (MOQ) for custom metal frame sunglasses?

A: Standard catalog models require an MOQ of 300 pieces per style, which can be split across 3 colorways (100 pieces per color). OEM designs with custom tooling require an MOQ of 1,000 pieces per model.

Q: What documentation is provided for customs clearance in the US and EU?

A: Each shipment includes a commercial invoice, packing list, Bill of Lading, Certificate of Origin, and test reports confirming compliance with FDA registration requirements and CE EN ISO 12312-1 standards.

Q: How do you prevent metal frame corrosion and skin discoloration from sweat?

A: Frames undergo ultrasonic degreasing, acid pickling, and a multi-layer vacuum ion plating (IP) process followed by a transparent nano-clearcoat sealing layer. This isolates the base metal from sweat acids and passes 48-hour salt spray testing.

Q: Can we supply our own custom lenses for your metal frames?

A: Yes. For OEM partnerships, we accept client-supplied lenses provided dimensional tolerance drawings and perimeter bevel specs (V-bevel or U-bevel) are verified by our engineering team prior to assembly.

Q: What is the standard production lead time for bulk wholesale orders?

A: Standard production takes 30 to 45 days following approval of the pre-production sample (PPS) and receipt of the deposit, depending on order volume and custom packaging requirements.

Q: How are defective frames handled if found during goods inspection?

A: We maintain an Acceptable Quality Limit (AQL) standard of 2.5 for major defects. Any batch defect exceeding this threshold identified during third-party or warehouse inspection is subject to immediate factory replacement or credit memo issuance per the contract terms.

 

Request a Quote

 

Submit your technical drawings, target volume, and customization specifications to receive a formal quotation within 24 business hours.

Direct Inquiry Channels:

Target Volume & SKU Breakdown: [ E.g., 500 pcs total across 2 colors ]

Frame & Lens Specification Requirements: [ E.g., Monel frame with 1.1mm TAC Polarized lenses ]

Destination Port / Delivery Terms: [ E.g., FOB Ningbo / DDP Los Angeles ]

Upload CAD / Technical Drawing (.step / .pdf / .ai): [ Drag and drop or browse files ]

Submit Inquiry Action: [ Request Formal Quotation ]

 

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