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25*19.5mm Stamping Logo Key Ring Metal Key Chain Accessories Split Ring Professional Classic Car Key Ring
Advantage: As anindustry-leading metal accessories manufacturer, Wakisonhas delivered premium hardware solutions for global brands across three decades. Our core products are Snap Hooks & Carabiners, Spring o ring,Decorative Buckles & Fasteners,Custom Metal Tags & Zipper Pulls, Rivets, Locks, and Specialty Hardware.(Full OEM/ODM capabilities available)
1. 30+ years experiences of manufacturing handbag hardware products. 2. 3000+ proprietary mold designs 3. Vertical production from prototyping to mass manufacturing
Usage
Promotion Gift Key Chain Accessories,Key Fob,Decorative Phone Case Accessories
Style
Fashion,Classic,Luxury,Cute
Logo
Stamped,Laser Printing
Artwork
1-3 days
Personalized Design
Acceptable
Plating Methods
Water Electroplating
Customization Process
Artwork for customer approval first
Mold and samples creation
Customer approves samples
Proceed with bulk production
Related pictures and videos of new samples will be sent to customer immediately
Mold Advantages
Our molds material is high-density steel (e.g., P20, 718, S136) with very high hardness and heat resistance
Produces smooth, sharp details (e.g., crisp logos, even curves)
Lasts 100,000+ cycles with consistent output, lowering cost per unit over time
ter first order, we maintain and store molds properly - no need for new molds for subsequent shipments
Iron Wire Flat Key Ring Manufacturing Process
The manufacturing of iron wire flat key rings follows a standardized, multi-step production flow to ensure consistent shape, strength and usability. Below is the detailed process:
Wire Selection & Cutting
Select high-quality iron wire with specified diameter (matched to the 25*19.5mm ring size requirement). Use automatic wire cutting machines to cut the iron wire into fixed-length segments according to the circumference of the flat key ring. The wire length is calculated precisely to ensure the final ring meets the size standard after forming.
Flat Pressing Forming
First, pass the cut iron wire segments through a cold pressing machine to flatten the round wire into a flat wire strip of uniform thickness. Then, feed the flat wire into a customized mold of a ring-forming machine. The machine bends the flat wire into a circular shape, and the two ends of the wire are overlapped slightly to form the preliminary flat ring structure.
Gap Processing (Split Ring Making)
For split type flat key rings, use a precision slotting machine to cut a small, even gap at the overlapping position of the ring. The gap size is controlled strictly to ensure the ring can be opened smoothly for hanging keys, and will not deform easily during use.
Surface Treatment
Iron has poor corrosion resistance, so surface treatment is a critical step:
Derusting & Degreasing: Clean the flat key ring with alkaline cleaning agents and derusting solutions to remove oil stains, iron filings and rust spots on the surface.
Plating: Common plating processes include nickel plating, zinc plating or chrome plating. The plating layer forms a protective film on the iron surface to prevent rust and improve the ring’s appearance.
Optional Coloring: For customized needs, perform electroplating coloring (such as black, gun color) after basic plating to enhance product aesthetics.
Stamping & Customization (Optional)
If the key ring needs a stamped logo (as per the previous product title), place the formed flat ring on a precision stamping machine with customized dies. Use a stamping process to press logos, text or patterns onto the flat surface of the ring. This step is usually done after plating to ensure the stamped pattern is clear and does not damage the protective layer.
Polishing & Deburring
Use polishing machines (grinding wheel polishing or ultrasonic polishing) to remove burrs and sharp edges from the ring’s surface and gap. This step ensures the key ring is smooth to the touch and prevents scratching of keys or hands during use.
Quality Inspection & Packaging
Dimension Check: Verify that the key ring size meets the 25*19.5mm standard with calipers.
Performance Test: Test the split ring’s elasticity and closure tightness to ensure it does not deform or break easily.
Appearance Inspection: Check for plating defects (peeling, bubbles, uneven color) and stamping clarity.
Packaging: Pack qualified key rings in plastic bags or cardboard boxes, ready for storage or shipment.
Our Color Chart
Plating Process Comparison
Generally there have hanging plating and rolling plating. Firstly, both plating object handing way are different, like hanging electroplating handles items individually, while rolling electroplating treats parts in batches. Secondly, the final surface finish are different. Hanging finish can achieve shiny and smooth surface, but rolling finish have rough and scratched surface and vintage look.
Packing Instruction
FAQ
What materials are available for the 25*19.5mm stamping logo key ring?
The key ring is available in three high-quality metal options: copper, stainless steel, and iron, each with different durability and aesthetic characteristics to meet diverse needs.
Can the 25*19.5mm size of the key ring fit standard car keys?
Yes, this professional classic key ring is designed with a 25*19.5mm dimension and a sturdy split ring, which is perfectly compatible with most standard car keys, house keys, and small keychain pendants.
Is the stamping logo on the key ring customizable?
Absolutely. We support custom stamping of logos, text, or patterns on the key ring surface.
Which material of the key ring is the most rust-resistant for long-term use?
Stainless steel is the most rust-resistant option among the three materials. It performs well in humid environments and daily wear, making it ideal for outdoor or frequent use scenarios.
How strong is the split ring of this key chain accessory?
The split ring is made of thickened metal with a tight closure design. It has excellent tensile strength and is not easy to deform or open accidentally, effectively preventing keys from falling off.
Can this key ring be used as a promotional gift for businesses?
Yes, this classic car key ring is a perfect promotional gift. Its customizable stamping logo function allows you to imprint your brand information.
What is the production process for the stamping logo on the key ring?
The logo is made by precision metal stamping technology.
Is there a weight difference between the copper, stainless steel, and iron versions of the key ring?
Yes. Copper has the highest density, so the copper key ring is the heaviest and has a substantial hand feel. Stainless steel is moderately weighted, and iron is the lightest among the three, which is suitable for users who prefer a lightweight key chain.
