Silicone products total solution

12 years industry experience, own factory

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Advantageous products: Precision silicone ring

About Us

Shenzhen Chengxin Silicone Rubber Co., Ltd. was established in 2010, with 15 years of experience in the silicone customized production industry. The company serves customers including Starbucks, DOSS, Langqin Audio as well as 3C digital small home appliance customers and customized e-commerce companies.

In 2019, the company established Dongguan Renmao Silicone Rubber Products Co. Ltd, focusing on precision sealing and waterproofing industry, mainly focusing on all kinds of precision watches and instruments precision waterproof rings. The company has its own R&D team and mold room, with about 50 employees. The product service area covers electronics, medical, new energy, automotive and many other industries.

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12 years of industry experience, own factory, provide silicone products total solution

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Deionized Water Cleaning of Silicone Products: Cleanliness, Residue, and Drying Control

Short Answer: The purpose of cleaning silicone parts with deionized water is typically to reduce particles, ions, and visible residues, but the effectiveness depends on pretreatment, water quality, cleaning method, number of rinse cycles, drying, and subsequent packaging. Simply increasing the cleaning time does not necessarily result in a cleaner product. In what scenarios are these types of silicone parts suitable? First, clarify the actual application…

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Is Laser Marking Feasible for Silicone Parts? Considerations Regarding Adhesion, Clarity, and Compliance

Short answer: Whether laser marking on silicone parts can produce clear and consistent results depends on the material formulation, pigments, laser wavelength, energy, and surface condition. It is necessary to ensure that the markings are abrasion-resistant, withstand cleaning, and show no significant carbonization, and to assess any risks associated with food or medical contact. In which scenarios are these silicone parts suitable? First, clarify the actual application scenarios; there are…

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Design of an Automated Assembly System for Silicone Seals: Feeding, Positioning, and Error-Proofing

Short Answer: To enable automated assembly of silicone seals, factors such as feed orientation, gripping surfaces, deformation control, positioning references, and inspection features should be considered during the product design phase. Flexibility, tendency to stick, and visual similarity are the main challenges in automation. In what scenarios are these types of silicone parts suitable? First, clearly defining the actual application scenario will help…

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Custom Silicone Anti-Slip Sleeves: Grip Strength, Interference Fit, and Sweat and Oil Resistance

Short answer: Silicone anti-slip sleeves rely on hardness, surface texture, wall thickness, and interference fit to achieve a stable grip. Excessive interference fits make installation difficult and increase the risk of cracking, while overly deep textures may trap dirt and make cleaning difficult. In which scenarios are these silicone parts suitable? First, clearly defining the actual application scenario helps determine the appropriate materials, structure, and validation requirements…

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Selecting Silicone Seals for Marine Equipment: Salt Spray, UV, and Pressure Cycling

Short Answer: When designing silicone seals for marine equipment, one must consider the combined effects of salt fog, UV radiation, temperature fluctuations, immersion pressure, and biofouling. Static IP testing cannot replace long-term pressure cycling, corrosion interface testing, and maintenance cycle validation. In which scenarios are these silicone components suitable? First, clearly define the actual application scenario; this will help in selecting materials, …

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Silicone Sealing Design for Microfluidic Chips: Microcanal, Clamping Force, and Cross-Leakage

Short answer: Silicone seals in microfluidic chips must isolate adjacent microchannels using very low clamping force, while ensuring that they do not squeeze into the channels and alter the flow resistance. The dimensions, flatness, material cleanliness, and assembly load of the micro-sealing ribs must all be precisely controlled. In what scenarios are these silicone components suitable? First, clearly defining the actual application scenario will help…

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