Based in Dongguan, Guangdong—China’s leading hub for industrial silicone sealing components—HS specializes in low-friction silicone rubber seals, engineered for robotic arms, automated valve systems, pneumatic cylinder seals, and conveyor equipment within industrial machinery. Our EE-918-C6 silicone rubber seals are precision-crafted via advanced moulding processing from silicone rubber (supplemented with EPDM/NBR/NR), featuring high-temperature resistance, customizable sizes/shapes/colors, a 500-piece MOQ, branded logo integration, and ultra-low friction performance to meet the rigorous demands of global industrial automation manufacturers. Whether you require seals for high-speed robotic arm joints or pneumatic cylinder rods, our silicone rubber seals combine low-friction operation, thermal stability, and custom precision to optimize automated machinery efficiency and reduce wear.
Core Features of Our Silicone Rubber Seals Our silicone rubber seals stand out for their low-friction performance, high-temperature resistance, and automation-grade durability—key traits that make them ideal for robotic arms, automated valve systems, pneumatic cylinders, and conveyor machinery accessories.First, low-friction and dynamic performance define our silicone rubber seals: Premium silicone rubber is formulated with a proprietary low-friction coating (coefficient of friction ≤0.15), enabling smooth, wear-free movement in robotic arm joints and pneumatic cylinder rods—critical for reducing energy consumption and extending component lifespan in automated systems. The material also delivers high-temperature resistance (up to 260°C), maintaining flexibility and sealing integrity in heat-generating automated valve systems and conveyor motors.Second, custom moulding precision is central to our silicone rubber seals. Our moulding processing achieves a tolerance of ±0.02mm, enabling customizable sizes (from micro-seals for automated valves to large gaskets for conveyor frames) and complex shapes (irregular robotic arm joint seals, pneumatic cylinder rod glands) to fit unique automation equipment geometries. We offer customer-requested colors (matte black for industrial use, custom shades for brand alignment) and logo integration, aligning silicone rubber seals with automation brand identities without compromising friction or sealing performance.Third, durable industrial automation design is embedded in every silicone rubber seal. The robust elastomer composition resists compression set, vibration, and chemical exposure (lubricants, coolants), while remaining flexible enough to adapt to millions of cycles of robotic arm movement or pneumatic cylinder actuation—minimizing unplanned downtime for automated production lines.
Competitive Advantages of Our Silicone Rubber Seals Choosing our silicone rubber seals means partnering with a manufacturer with 20+ years of silicone moulding expertise, prioritizing low-friction performance, customization, and scalability for industrial automation clients. Low-Friction & High-Temperature Performance & Rigorous Quality Control Every silicone rubber seal undergoes 100% quality inspection, including friction coefficient testing, high-temperature endurance trials (1000+ hours at 260°C), dimensional precision checks, and dynamic wear validation. Our strict quality control ensures consistent performance across all batches, meeting global industrial automation standards and eliminating seal-related malfunctions in robotic arms and pneumatic systems. Customization Flexibility & Scalable Production We offer a 500-piece MOQ for silicone rubber seals, catering to small automation equipment startups, while our 10,000-square-meter production facility and automated moulding processing lines enable bulk orders (100,000+ units) for major industrial automation OEMs. Full customization support includes custom sizes/shapes/colors, low-friction coating optimization, and logo branding—with free samples available to validate fit and performance before bulk production. Cost-Effective Factory-Direct Pricing As a factory-direct manufacturer, we eliminate middlemen to offer competitive pricing on low-friction silicone rubber seals without compromising high-temperature resistance or durability. Our streamlined moulding process reduces lead times by 20% compared to industry averages, ensuring on-time delivery for automated machinery production schedules and replacement part orders. Technical Expertise & Industrial Automation Support Our team of silicone engineering specialists with automation equipment experience provides 24/7 support—from material selection guidance (e.g., silicone for low-friction robotic joints, EPDM for conveyor seals) to mould design optimization for dynamic movement compatibility. We leverage deep knowledge of automated valve and pneumatic systems to refine seal performance, ensuring optimal low-friction operation in high-cycle automation environments.
Applications of Our Silicone Rubber Seals Our versatile silicone rubber seals serve critical roles across industrial automation machinery, thanks to their low-friction design and high-temperature resistance:
Robotic Arms: Low-friction silicone rubber seals seal wrist, elbow, and end-effector joints—ultra-smooth movement reduces motor load, high-temperature resistance withstands servo motor heat, and durability supports millions of cycle operations. Automated Valve Systems: Custom-shaped silicone rubber seals seal valve spools and actuator ports—low-friction performance enables precise valve actuation, high-temperature resistance adapts to hydraulic fluid heat, and leak-proof design optimizes flow control. Pneumatic Cylinders: Precision-molded silicone rubber seals seal piston and rod glands—low-friction operation minimizes air loss and energy use, high-temperature resistance protects against compressed air heat, and wear resistance extends cylinder lifespan. Conveyor Systems: EPDM-blended silicone rubber seals seal conveyor belt pulleys and drive motors—low-friction design reduces belt wear, high-temperature resistance withstands motor heat, and custom sizes fit diverse conveyor frame profiles. Automated Assembly Lines: Micro-sized silicone rubber seals seal sensor ports and pick-and-place tooling—low-friction performance ensures precise part handling, high-temperature resistance adapts to factory ambient heat, and flexibility supports rapid automation cycles.
At our Dongguan manufacturing facility, we adhere to eco-friendly moulding practices (recyclable silicone scrap, low-energy production) without compromising industrial automation performance. We back all silicone rubber seals with a 3-year warranty against manufacturing defects, and offer lifetime technical support for custom automation seal designs. Whether you need low-friction seals for robotic arms or pneumatic cylinders, we deliver silicone rubber seals that combine efficiency, durability, and value—engineered for automation, built to perform.
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!