Based in Dongguan, Guangdong—China’s leading hub for precision silicone protective components—HS specializes in bulk multi-size silicone corner protection sleeves, engineered as shockproof, reusable covers for electronic devices including phones, tablets, and laptops. Our SL-1031-C2 silicone corner protection sleeves are precision-molded from high-grade silicone, with 20-90 Shore adjustable hardness, customizable sizes/colors, a 500-piece MOQ, free samples available, full OEM/ODM support, and branded logo integration to meet the protective needs of electronic device manufacturers and accessory brands worldwide. Whether you require slim corner protectors for smartphones or rugged sleeves for laptops, our silicone corner protection sleeves combine impact resistance, reusability, and scalability to elevate electronic device durability and reduce damage-related returns.
Core Features of Our Silicone Corner Protection Sleeves Our silicone corner protection sleeves stand out for their adjustable hardness, shockproof performance, and multi-size versatility—key traits that make them ideal for corner protection of phones, tablets, laptops, and all electronic devices.First, shockproof durability and hardness flexibility define our silicone corner protection sleeves: Premium silicone with 20-90 Shore hardness tuning delivers tailored impact resistance—soft sleeves (20-40 Shore) for delicate phone/tablet corners (absorbing drops without adding bulk), rigid sleeves (70-90 Shore) for heavy-duty laptop corner protection (withstanding rough handling in offices/schools). The material is also tear-resistant and reusable, maintaining protective integrity through hundreds of installations/removals (unlike single-use foam protectors).Second, multi-size custom precision is central to our silicone corner protection sleeves. Our moulding process achieves a tolerance of ±0.03mm, enabling bulk production of custom-sized sleeves to fit any electronic device corner (from 5-inch phone edges to 17-inch laptop corners) with a snug, non-slip fit. We offer customer-requested colors (branded shades, neutral tones) and customized logo printing, aligning silicone corner protection sleeves with brand identities without compromising fit or shockproof performance.Third, user-friendly reusable design is embedded in every silicone corner protection sleeve. The soft, flexible silicone (even at higher hardness levels) installs easily without scratching device exteriors, while the smooth surface is dust-resistant and easy to clean (wipeable with alcohol or soap/water)—ensuring long-term usability for both end-users and bulk device deployments (e.g., corporate laptops, school tablets).
Competitive Advantages of Our Silicone Corner Protection Sleeves Choosing our silicone corner protection sleeves means partnering with a manufacturer with 20+ years of silicone moulding expertise, prioritizing bulk scalability, customization, and protective performance for electronic device clients. Bulk Production Efficiency & Rigorous Quality Control Our silicone corner protection sleeves are optimized for bulk orders, with every batch undergoing 100% quality inspection—including shockproof impact testing, hardness calibration (20-90 Shore), dimensional precision checks, and tear resistance validation. Our strict quality control ensures consistent protective performance across thousands of units, meeting global consumer product safety standards (RoHS/REACH) for electronic accessories and minimizing defect rates in bulk shipments. Customization Flexibility & Scalable Production We offer a 500-piece MOQ for silicone corner protection sleeves (scalable to 100,000+ units for bulk orders), catering to small accessory brands and large electronic device OEMs alike. Full OEM/ODM support includes custom sizes (per device CAD drawings), hardness tuning, colors, textures (anti-slip/matte), and logo branding—with free samples available to validate fit and protection before bulk production. Cost-Effective Factory-Direct Pricing As a factory-direct manufacturer, we eliminate middlemen to offer competitive pricing on bulk silicone corner protection sleeves without compromising shockproof quality or customization. Our automated moulding lines and bulk material sourcing reduce per-unit costs by 15% compared to industry averages, while streamlined production (10,000+ sq.m facility) ensures on-time delivery for bulk electronic device accessory orders. Technical Expertise & Electronic Device Support Our team of silicone engineering specialists with electronic accessory experience provides 24/7 support—from hardness optimization (e.g., 30 Shore for phones, 80 Shore for laptops) to mould design for bulk production efficiency. We leverage deep knowledge of electronic device design trends to refine corner fit and shock absorption, ensuring optimal protection for phones, tablets, and laptops.
Applications of Our Silicone Corner Protection Sleeves Our versatile silicone corner protection sleeves serve critical protective roles across electronic devices, thanks to their shockproof design and multi-size flexibility:
Smartphones: 20-40 Shore silicone corner protection sleeves shield phone corners from drop damage—slim profile maintains device portability, reusable design fits most phone models, and custom colors align with mobile brand aesthetics. Tablets: 40-60 Shore silicone corner protection sleeves protect tablet corners (ideal for school/business use)—snug fit prevents slipping during use, shockproof performance withstands accidental knocks, and bulk production suits educational institution orders. Laptops: 70-90 Shore silicone corner protection sleeves guard laptop corners against bumps/scrapes—rigid hardness resists heavy impacts, reusable design works for corporate/student laptops, and easy installation suits bulk device deployments. Portable Electronic Devices: Custom-sized silicone corner protection sleeves fit gaming handhelds, e-readers, and portable monitors—adjustable hardness adapts to device fragility, shockproof design protects on-the-go use. Industrial Electronic Tablets: 80-90 Shore silicone corner protection sleeves for rugged industrial tablets—high hardness withstands factory/field use, dust-resistant surface suits harsh environments, bulk production meets industrial OEM needs.
At our Dongguan manufacturing facility, we leverage advanced moulding technology and a skilled workforce (100+ professionals) to produce silicone corner protection sleeves that exceed electronic accessory industry standards. Our commitment to sustainability is reflected in eco-friendly production practices (recyclable silicone scrap, low-energy moulding) without compromising protective performance. We back all silicone corner protection sleeves with a 2-year warranty against manufacturing defects, and offer lifetime technical support for bulk order optimizations. Whether you need bulk sleeves for smartphones or custom protectors for laptops, we deliver silicone corner protection sleeves that combine durability, scalability, and value—engineered for electronics, built to protect.
Product Description
Company Profile
Founded in 2003, Dongguan Huangshi Rubber & Plastic Tech Co., Ltd. is one of the famous silicone and plastic products manufacturers. Our factory is located in Chang'an Town, Dongguan City, enjoying good location and convenient transportation access. Being specialized in silicon mold making,plastic mold making and silicon and plastic products manufacturing, we always try our best to provide you with best-quality products. With a workshop of 6,000 square meters and a serious QC department, we are professional in making all kinds of silicone and plastic cases for cells phones, MP3, MP4 and MP5 players, silicone keyboards, silicone series parts of electronic goods, silicone kitchen accessories and silicone toys. We are sure to make better quality and better price silicone rubber and plastic products for you. Our main foreign trade markets include Southeast Asia, Europe and America. We also provide ODM/OEM products for many national famous companies. In order to satisfy different requirements from our clients, we import raw materials and machines to make our goods reach the standards of RoHS, ISO, SGS and EN71. "Do a good job at first time; do a better job every time" is our tenet. Please don't hesitate to contact us if you have any problem. We must be the one which you can trust in. We look forward to your requirements. Choose us,and we can do better for you!