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- OUR CAPABILITIES -

Deliver Precision-Engineered Mechanical Machining Solutions You Can Trust

Why Stainless Steel Surfaces Sometimes Look Dull — and How to Make Them Shine

“Why Stainless Steel Surfaces Sometimes Look Dull — and How to Make Them Shine” When machining or polishing stainless steel, many manufacturers notice that the surface sometimes looks bright and mirror-like, while other times it appears gray, dull, or discolored. This blog explains the key reasons — from cutting parameters, material composition, and oxidation to inadequate polishing — and offers proven solutions to restore brightness through proper stainless steel surface treatment. By optimizing machining conditions, using sharp cutting tools, ensuring adequate cooling and lubrication, and applying the right chemical treatments like acid pickling, passivation, or electropolishing, you can achieve a high-gloss stainless steel finish suitable for decorative and industrial applications. Whether you’re involved in stainless steel fabrication, sheet metal work, or CNC machining, understanding these factors is crucial for improving surface quality, corrosion resistance, and overall product aesthetics.

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‌Precision CNC Machining Technology

We use advanced machining techniques, including turning, milling, grinding, stamping, CNC processing, and wire cutting, to achieve optimal processing results.

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Laser Cutting Technology

Laser cutting features high precision, fast cutting speed, smooth edges (no secondary processing required), small working area, narrow cuts, and flexible processes.

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- SUCCESS STORIES -

A showcase of projects we’ve completed for our clients.

Crypto Seed Phrase Storage Plate – 304 Stainless Steel Backup for Private Key & Cold Wallet, BIP39 Compatible, Customizable, Ledger & Trezor Supported, Manufacturer Direct

Custom mnemonic seed phrase plates are manufactured with precision processes including laser cutting, stamping, chemical etching, brushing/matte finishing, and riveted assembly. Our factory is equipped with advanced laser cutters, stamping presses, polishing/brushing lines, and etching facilities, with a stable monthly capacity of 1,000 sets. Surface options include brushed or matte finish, with optional black-fill for better readability. Character cards can be produced by stamping for large-scale runs or etching for flexible, detailed customization. Strict tolerance control, smooth deburring, and precise assembly ensure durable, safe, and interchangeable mnemonic seed phrase plates, ideal for secure long-term use.

304 Stainless Steel Tea and Coffee Filter Mesh/Customizable Products/Factory Direct/Custom Logo

304 Stainless Steel Tea and Coffee Filter Mesh / Custom High-End Brand Coffee Cups / Reliable Quality / Direct Factory Supply Our product is made of high-quality 304 stainless steel, known for its excellent corrosion resistance and high-temperature durability, ensuring long-term use without rust or deformation. The filter mesh is crafted using advanced etching technology, ensuring uniform and fine mesh holes with customizable hole diameters. Premium Material: Made from 304 stainless steel, resistant to high temperatures and corrosion, offering a long service life. Suitable for both tea and coffee, these filters are built to last. Precision Craftsmanship: The mesh holes are produced using an etching process, ensuring uniform and precise hole sizes, which guarantees smooth flow of tea and optimal filtering. Compared to paper filters, the stainless steel coffee filter preserves the rich oils in coffee, ensuring a clear, full-bodied taste. Customization: We offer customized brand logos to enhance brand recognition and market competitiveness for your coffee or tea cup products. Direct Factory Sales: As a direct supplier, we provide competitive prices by eliminating middlemen, ensuring the most cost-effective products for our clients. Multiple Specifications: Custom filter sizes and shapes are available based on different cup sizes to meet various customer needs.

Stainless Steel Etched Hollow out Filigree Jewelry /Factory Direct /Customizable Products /Your Design, Our Craft/Factory Direct

Stainless Steel Etched Hollowed Flat Craft Products / Custom Processing Support / High-Precision Etching Process / Various Surface Finishes We are a professional precision metal processing manufacturer offering custom stainless steel etched hollow flat craft products. Our products can be designed with various intricate patterns, including leaves, people, animals, plants, and more, to meet customer personalization needs. Using advanced etching technology, we can achieve complex and delicate engraving, ensuring that the products maintain a beautiful appearance without any deformation, while keeping production costs low. Production Process: Etching Process: Precision etching technology is employed to ensure the patterns are clear and details are perfectly reproduced. Even complex, irregular patterns can be accurately etched, maintaining the craft's flawless shape. Coloring and Electroplating: Multiple surface treatment methods, such as electroplating, spraying, and coloring, are used to enhance the durability and visual appeal of the products. Surface Treatment: Various surface treatment options are available, including brushing, polishing, and sandblasting, which improve both aesthetics and corrosion resistance. No Deformation: The etching process does not cause any deformation to the metal sheet, ensuring precision and preserving the appearance of the product. Quality Control Standards: Material Selection: We use high-quality materials, such as 304 stainless steel, which comply with international standards to ensure the durability and corrosion resistance of each craft. Error Control: Strict error control is maintained throughout the production process, with precision controlled within ±0.05mm, ensuring consistent size and fine details. Quality Inspection: All products undergo rigorous quality checks before shipping, including tensile testing, size testing, and surface quality inspection.

Stainless Steel Etching Template for Medical Devices/Customizable Products/Factory Direct/Material Options Available

- PRODUCT SERIES -

Delivering Comprehensive Solutions for Precision-Engineered Metal Components

Cold wallet

Coffee filter

Laminated shims

Precision metal mesh perforating

Precision metal sheet processing for microchannel fabrication

Precision metal sheet light-transmitting slits/Aperture

Metal jewelry / Precision metal tools

Metal etching

Laser cutting

Machining

ABOUT Nkeyto

Company Specializing in Precision Metal Processing

Shenzhen Nkeyto Precision Hardware Co., Ltd. is located in the 13th Building, 202, Dawangshan Second Industrial Zone, Dawangshan Community, Shajing Street, Bao'an District, Shenzhen, Guangdong Province, just 5.1 km from the Shenzhen Convention and Exhibition Center. We are a company specializing in precision metal processing.

We are dedicated to providing our customers with the most precise mechanical processing solutions. With years of technical expertise, innovation, and a complete supply chain, our processing technology meets the industry's demand for precision, complex structures, and outstanding quality. We offer precision etching processing for materials such as stainless steel, copper, iron, and alloys, catering to both single custom parts and mass production. We can provide customized solutions to ensure every part meets the highest quality standards. We welcome you to visit our factory!

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We Can Provide Customized Solutions

Please leave your contact information and product requirements, and our specialists will contact you promptly.

- BLOG -

Latest Blog News

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2025-11-18

Why Choose 304 Stainless Steel Etching Mesh for Your Next Water Spray Project?

Introduction to 304 Stainless Steel Etching Mesh In the realm of water spray projects, selecting the right materials is crucial for achieving desired performance and longevity. Among the myriad of options available, **304 stainless steel etching mesh** stands out for its exceptional properties. This article delves into the reasons why you should consider 304 stainless steel etching mesh for your n

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2025-11-13

Understanding Automotive EMI Shielding Conductive Sheets: Essential Insights for Professionals

In the automotive industry, Electromagnetic Interference (EMI) is a growing concern due to the increasing complexity of electronic systems in vehicles. To mitigate these issues, Automotive EMI Shielding Conductive Sheets have become essential components. These sheets are designed to prevent unwanted electromagnetic signals from disrupting the operation of sensitive electronic components, such as t

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2025-11-08

How Peelable Gaskets Enhance Equipment Performance: The Ultimate Guide

How Peelable Gaskets Enhance Equipment Performance Table of Contents 1. Introduction to Peelable Gaskets 2. What Are Peelable Gaskets? 3. Benefits of Peelable Gaskets in Industrial Applications 3.1 Enhanced Sealing Performance 3.2 Cost-Effectiveness 3.3 Time Efficiency and Ease of Use 4. Applications of Peelable Gaskets in Vari

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Shenzhen Nkeyto Precision Hardware Co., Ltd. is a factory specializing in precision hardware processing, committed to providing customers with high-quality products and services.‌We look forward to working with you.

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E-mail: Sales@nkeyto.com

Tel: +86 135-5470-8126

Add: 13th Building, 202, Dawangshan Second Industrial Zone, Dawangshan Community, Shajing Street, Bao'an District, Shenzhen, Guangdong Province

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