Custom Precision Etched Leaf Spring for Electronic Components and Assemblies

Name: Custom Precision Etched Leaf Spring for Electronic Components and Assemblies
Brand: Shenzhen Xintu Precision Hardware Co., Ltd.
SKU: 2147397452

Guangdong, ChinaShenzhen Xintu Precision Hardware Co., Ltd.

US$1.50

2-999 Pieces

US$1.00

1,000-4,999 Pieces

US$0.80

5,000+ Pieces

Product specifications

Size

Sample price:US$50.00/piece.Request sample

Product profile

Customization

Available

Standard

Customized Non-Standard Precision Optical Componen

Surface Treatment

Passivation / Nickel Plating / Gold Plating

Model NO.

Custom

Machining Method

Chemical Etching / Metal Stamping / Laser Cutting

Material

Available Materials Include Stainless Steel, Coppe

Other Processing Method

CNC, Laser Cutting, Chemical Etching, Etched

Production Type

OEM Custom Manufacturing

Other Material Options

Beryllium Copper, Phosphor Bronze, Nickel Alloy

Material Options

Stainless Steel, Copper, Brass,Nickel

Custom Hole Shapes

Round, Square, Diamond, Custom

Sample Lead Time

3-7 Days

Mass Production

14-20 Days(Depending on Quantity)

M0q

100-500 PCS (Depending on Size)

Thickness

0.03 - 0.20 mm (Customizable)

Aperture Size (Hole Size)

0.20 - 1.00 mm (Customizable)

Open Area

20% - 70% (Depending on Design)

Flatness

<=0.05 mm (Depending on Thickness)

Diameter /Size

5 mm - 50 mm (Customizable)

Transport Package

Anti-Static Bag + Foam Protection + Export Carton

Specification

Custom

Trademark

NKEYTO

Origin

Shenzhen, China

HS Code

7326909000

Production Capacity

50000 PCS /Year

Key features

Burr-Free Micro Features: Chemical etching ensures smooth edges and micro features down to 0.01mm slit width.

Comprehensive Material Options: Supports Stainless Steel, Beryllium Copper, Phosphor Bronze, and Nickel Alloy.

OEM/ODM Custom Manufacturing: Full customization supported based on customer drawings or physical samples.

Rapid Prototyping Service: 24-hour rapid prototyping available for simple designs upon request.

Flexible Surface Treatments: Offers passivation, nickel plating, gold plating, and anti-oxidation options.

Low MOQ for Prototypes: Minimum order quantity starts from 1 piece, supporting small batch production.

High Consistency for Mass Production: Ensures stable elasticity and excellent fatigue resistance for large volume orders.

Company profile

Importers and ExportersFull CustomizationODM ServicesFlexible Customization

Shenzhen Xintu Precision Hardware Co., Ltd.

Guangdong, China

Business Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 2 years CertifiedNearest Port: Shenzhen PortAverage Response Time: ≤0.04h

AI-Powered supplier vetting

SummaryThe supplier is a limited company focused on precision etched metal parts and integrated precision-metal manufacturing. It reports laser-cutting and CNC capabilities, prototype development, small-batch customization, mass production, flexible material and surface-treatment options, and an annual output of 100,000,000 pieces. R&D and customization capabilities are explicitly stated, including ODM, OEM for known brands, and one R&D engineer. However, quality assurance, traceability, testing equipment, and formal service-management procedures are insufficiently documented. The supplier has an overseas warehouse and accepts multiple trade and payment terms, with stated lead times of within 15 working days in both peak and off-season periods. Financial credibility cannot be assessed because the provided information identifies reporting years but does not provide usable financial evidence.

Supplier typeThe supplier is a limited company engaged in precision etched metal parts and broader precision-metal manufacturing. Its stated capabilities cover laser cutting, CNC processing, prototyping, small-batch customization, and mass production, indicating a manufacturer rather than a purely trading-oriented supplier.

R&D capabilityThe supplier states that it had new products in the past year, provides ODM services, and supports prototype development and custom product development. One R&D engineer is identified with responsibilities covering customer-request confirmation, technical support, and new-product development; no SDK is available, but SDK availability is not necessary to demonstrate general product innovation.

Production capacityProduction evidence includes precision etched metal parts, reported output of 100,000,000 pieces, laser-cutting and CNC support, multiple metals and surface treatments, and support for prototypes, small batches, and mass production. The supplier also states lead times within 15 working days in both peak and off-season periods, although the provided quality-control equipment quantity is zero and formal production-quality controls are not established.

Customization capabilityCustomization is explicitly offered from samples and designs, including full, minor, and flexible customization. The supplier also supports prototype development, small-batch customization, mass production, multiple material choices, and customized finishes, providing strong direct evidence of customization capability.

Product Q&A

Q:How do you improve fatigue resistance for spring contacts? How do manufacturers improve fatigue life for battery spring contacts and conductive flat springs?

Fatigue resistance can be improved through optimized material selection, proper heat treatment, smooth edge processing, and controlled forming stress. Precision chemical etching and fine stamping processes can also help reduce micro-cracks and burrs that may affect spring durability. In many electronic spring contact applications, minimizing sharp corners and excessive bending stress is especially important.

Q:What is stress relaxation in metal spring contacts? What is stress relaxation in flat spring contacts and EMI shielding springs?

Stress relaxation refers to the gradual reduction of spring force when a metal spring remains compressed for long periods. This is especially important for battery spring contacts, RF spring contacts, and connector terminals that stay under constant pressure. Material selection, operating temperature, and compression ratio all influence stress relaxation performance.

Q:How can I design a more reliable precision flat spring? What design factors improve the reliability of precision flat springs and contact springs?

Reliable spring design should consider material thickness, bending radius, operating stroke, contact area, and stress distribution. Excessive deflection or sharp corners may shorten fatigue life. In many precision spring contact applications, reducing stress concentration and keeping the spring within its recommended working range significantly improves durability and consistency.