China Xiamen Juguangli Import & Export Co., Ltd Company News

In many scenes of modern industry and daily life, there is a seemingly insignificant but crucial material, which is silicone foam strip. Its porous polymer material based on silicone rubber, with its honeycomb closed cell structure and excellent performance, has become the "invisible guardian" in the fields of sealing, insulation, and shock absorption, silently guarding the stable operation of equipment and buildings. What is the function of silicone foam strip? Below, we will provide you with answers one by one. Firstly, the core value of silicone foam strips lies in their strong sealing ability. The sponge like porous structure gives it excellent resilience and flexibility, even when facing uneven and irregular installation surfaces, it can tightly adhere and seamlessly seal, effectively blocking the intrusion of external dust, water vapor, and rainwater. Whether it is long-term exposed building facilities or complex industrial workshops, it can build a stable protective barrier to protect precision components from corrosion and short circuits, achieving integrated protection against dust, water, moisture, and air tightness.At the same time, in addition to basic sealing, the performance of silicone foam strips in thermal insulation, vibration isolation and buffering is also impressive. The uniform and dense closed cell structure inside the material can effectively block heat conduction and convection, and has excellent thermal insulation effect. It can be widely used in temperature control scenarios such as insulation of new energy vehicle battery packs and protection of industrial high-temperature equipment. In addition, the porous structure has excellent energy absorption and buffering properties, which can effectively absorb vibrations and impact forces during equipment operation, reduce noise propagation, minimize losses caused by mechanical collisions, and protect precision instruments and structural components. Serve as a cushion and shock-absorbing layer in fields such as automotive, aerospace, and home appliances, enhancing product reliability and user experience.What is even more advantageous is that silicone foam strips have strong environmental adaptability and safety reliability. It can work stably in a wide temperature range of -60 ℃ to 250 ℃, with intermittent temperature resistance up to 350 ℃. It is also resistant to ozone and ultraviolet radiation, and is not easily deformed or cracked under outdoor and harsh working conditions. Environmentally friendly and non-toxic, in compliance with international standards such as ROHS and FDA, coupled with excellent flame retardancy and electrical insulation, it can be safely applied in high standard fields such as medical, food, and electricity.

How to efficiently customize silicone products? In high-precision fields such as new energy, healthcare, and electronics, silicone products have become the core material due to their high temperature resistance and strong insulation properties. However, as the demand for customization continues to grow, enterprises often find it difficult to accurately implement due to complex processes and high technical barriers. How to achieve efficient collaboration from requirement communication to finished product delivery. The primary step in customizing silicone products is to achieve precise demand. Enterprises need to clarify the application scenarios of their products, such as sealing components in medical equipment that meet biocompatibility standards, and electronic accessories that have specific requirements for conductivity or insulation. In addition, dimensional tolerances, color matching (such as Pantone color card numbers), and hardness parameters (Shore A) need to be quantitatively labeled to avoid production deviations caused by vague descriptions. If there are 3D drawings or physical samples, communication costs can be significantly reduced.The second step is mold design and optimization. The mold structure directly affects the precision and production efficiency of the finished product, and complex structures require the use of multi cavity molds or hot runner technology. Taking the sealing components of new energy vehicle battery packs as an example, the mold needs to balance large-sized molding and micrometer level sealing groove processing. Enterprises can use CAE simulation software to predict the flow state of silicone and correct design defects in advance.The sample confirmation process is a critical node in quality control. Enterprises need to conduct multidimensional testing on the first sample: appearance inspection should exclude defects such as bubbles and flying edges; Dimensional measurement requires the use of a coordinate measuring instrument to verify the tolerances of key parts; Functional testing focuses on indicators such as sealing and resilience.A standardized process system needs to be established during the mass production stage. Temperature, pressure, vulcanization time and other parameters must strictly follow the trial production verification results to avoid performance fluctuations caused by batch differences. For example, medical grade silicone products require dynamic vulcanization technology to ensure that the mechanical properties of the material do not deteriorate after sterilization treatment. At the same time, enterprises can introduce SPC statistical process control to monitor key quality characteristics in real time and control the defect rate below 0.1%.Finally, the packaging and delivery process must match the requirements of the end customer. Export products must comply with the ISO 11607 sterilization packaging standard, while high-end electronic accessories may require anti-static shielding bag packaging. A multinational automotive parts supplier has reduced the damage rate of silicone seals during transportation to 0.05% through customized pallet stacking solutions, significantly improving customer satisfaction. The essence of customizing silicone products is the combination of technical collaboration and process optimization. Through precise requirement definition, innovative mold design, rigorous sample verification, and intelligent production management, enterprises can not only shorten development cycles, but also establish technical barriers in segmented fields. With the rapid development of industries such as new energy and intelligent hardware, mastering efficient customization capabilities will become the core competitiveness for enterprises to seize the market.

What is laser engraving technology? How to apply it in the silicone rubber products industry? Laser engraving is a surface treatment process similar to mesh transfer printing, which involves printing characters or patterns on products. Laser engraving, also known as laser engraving, is a process that uses optical principles for surface treatment. It is commonly used for buttons on mobile phones and electronic dictionaries. High light conversion efficiency, small output laser spot, good beam quality (M

Silicone and rubber products are ubiquitous in our daily lives, but can you easily distinguish them? Today, let's learn together how to distinguish between silicone products and rubber products! Firstly, let's take a look at the appearance. Generally speaking, silicone products have bright colors, relatively high transparency, and a smoother and more delicate appearance. Rubber products, on the other hand, often have less vibrant colors and a relatively rough surface. Touch their texture again. Silicone products feel soft, comfortable, and elastic, like giving your hands a gentle massage. Rubber products are relatively harder and may not have as good elasticity.Secondly, in terms of odor, silicone products usually do not have a strong pungent smell and are relatively mild. Rubber products may not necessarily have a strong rubber smell at times.Thirdly, in terms of material properties, silicone has better resistance to high and low temperatures. Under extreme temperature conditions, silicone products can still maintain good stability and flexibility. In contrast, rubber products perform slightly worse in terms of temperature adaptation. Fourthly, in terms of price, due to the superior performance and relatively complex production process of silicone, the price of silicone products is usually higher than that of rubber products.Fifth, silicone products are often used in the production of food contact products, such as silicone baking molds and silicone pacifiers, due to their excellent resistance to high and low temperatures, aging, and being non-toxic and odorless. In the medical field, silicone also plays an important role, such as silicone catheters, silicone prostheses, etc. In addition, silicone is often used as protective covers for electronic devices, such as phone silicone covers, computer keyboard protective films, etc. In the beauty industry, beauty tools made of silicone, such as silicone cleansing brushes, are also popular.Sixth, rubber products are commonly used in the manufacture of tires due to their excellent elasticity and wear resistance, which is one of the most common and important applications of rubber products. In the industrial field, rubber seals, rubber conveyor belts, etc. are also indispensable. In daily life, rubber gloves, rubber soles, and other rubber products are also common. Meanwhile, rubber is also widely used in sports equipment, such as basketball, football, rubber tracks, etc. So to distinguish between silicone products and rubber products, we need to observe the appearance, feel the touch, smell the odor, and combine some professional knowledge. In this way, we can distinguish them at a glance among numerous products!

How to accurately customize silicone parts? In the fields of industrial manufacturing and medical equipment, the demand for customized silicone parts is increasing day by day. Its unique temperature resistance, elasticity, and biocompatibility make it a key material for everything from consumer electronics to medical devices. However, the customization process involves complex steps such as material selection, mold design, and process control, and even a slight deviation may affect the performance of the finished product. How to balance accuracy, cost, and delivery cycle. The diversity of silicone materials is the basis for customization. Liquid silicone rubber (LSR) is suitable for precision injection molding due to its low viscosity and high fluidity, and is commonly used in medical equipment seals; Solid silicone is molded through compression molding and is suitable for industrial parts with complex structures. For example, medical respirators need to be made of materials with biocompatibility certification, while automobile intake pipes need to be resistant to high temperature and aging. Material selection not only needs to meet functional requirements, but also needs to consider the adaptability of the molding process. Thin walled structural components may have dimensional deviations due to differences in material shrinkage rates, and need to be optimized through formula adjustments in advance.Mold design is the core process of customized manufacturing. High precision molds directly affect the detail performance and consistency of the finished product. For parts with threads, multiple cavities, or thin-walled structures, complex mechanisms such as sliders and inclined tops need to be used to ensure the feasibility of demolding. For example, the silicone button of a certain household medical device needs to be fitted with a movable insert in the mold due to its inverted buckle structure. In addition, the surface smoothness of the mold and the design of the parting line also determine the appearance quality of the finished product. Molds made using CNC machining or electrical discharge technology can control dimensional errors within 0.02mm, meeting medical grade precision requirements.The selection of molding process needs to match the production scale and structural complexity. The commonly used vacuum infusion method for small-scale trial production achieves rapid iteration through silicone replication technology, reducing costs by more than 50% compared to traditional steel molds. However, large-scale production relies on injection molding, which has a high degree of automation and a stable yield rate. For example, a certain automotive parts company used silicone replication technology to trial produce air filter housings, reducing the development cycle to 2 weeks and the cost to only 30% of traditional mold making. Surface treatment technology is equally crucial. Spraying hand feel oil can enhance the tactile sensation, while secondary encapsulation molding can achieve seamless bonding between silicone and metal.Industry application cases highlight the value of customization. In the medical field, the sealing component of a certain infusion pump achieves a dimensional accuracy of ± 0.01mm through micro injection molding technology, avoiding the problem of unstable flow rate; In consumer electronics, silicone wristbands are optimized for elastic modulus, balancing wearing comfort and sports protection. Dongguan Weishun Silicone Technology and other enterprises solve the production difficulties of complex structures through full process services, from material selection to sample verification. Customized silicone parts are a combination of materials science and manufacturing processes. From precise material matching to mold innovation, to process optimization, each link requires targeted design. With the increasing demand for refinement in industries such as healthcare and automotive, the technological accumulation and compliance capabilities of customized service providers have become their core competitiveness. Choosing manufacturers with high-precision molding, full qualification certification, and fast response capabilities is essential to achieve optimal performance and cost in complex scenarios.

Silicone, as a widely used flexible material, many users are concerned about whether it will age during use? How long is the service life of silicone? How to maintain it for longer? In fact, any polymer material will experience performance degradation over long-term use, and silicone is no exception. However, the aging rate of silicone is much slower than that of materials such as rubber and plastic. This article will provide a detailed explanation of the aging reasons, service life, and scientific maintenance methods of silicone, helping everyone to extend the use time of silicone products. Silicone does experience aging, but the aging rate is very slow. The service life of silicone products in ordinary environments can usually reach 5 to 10 years, and high-quality food grade and industrial grade silicone can even be used for more than 10 years. The aging of silicone mainly manifests as surface hardening, cracking, yellowing, loss of elasticity, decreased sealing, etc. The reasons for aging mainly include long-term high temperature exposure, ultraviolet exposure, acid-base corrosion, oil contamination contact, oxidation reaction, and long-term repeated bending and extrusion. Among them, ultraviolet radiation and high temperature are the main factors accelerating the aging of silicone gel. Long term use in direct sunlight outdoors will significantly shorten the lifespan of silicone gel.The lifespan of silicone varies greatly in different usage environments. Silicone products used in indoor dark, room temperature, and dry environments, such as silicone kitchenware, silicone tableware, silicone gaskets, etc., can almost maintain long-term stability and age extremely slowly. Silicone products that are used in outdoor, high-temperature, sun exposed, and humid environments for a long time, such as silicone hoses, silicone sealing strips, outdoor silicone accessories, etc., will age relatively faster, but are still much more durable than other materials. Medical silica gel and food grade silica gel have stronger anti-aging ability because of their high purity and less additives.The correct maintenance method is crucial for delaying the aging of silicone and extending its service life. Firstly, it is necessary to avoid prolonged direct sunlight and high temperature baking. Silicone products should be placed in a cool, dry, and ventilated place as much as possible, and should not be near heat sources, open flames, or exposed areas. Secondly, it is advisable to minimize long-term contact between silicone gel and strong acid-base, chemical solvents, engine oil, diesel and other media to avoid corrosion of the surface structure and performance degradation. When cleaning, use clean water or neutral detergent, do not use highly corrosive disinfectants, air dry naturally after cleaning, and do not dry or expose to high temperatures.In addition, avoiding silicone products from being excessively stretched, squeezed, or folded for a long time and maintaining their natural shape can effectively reduce internal structural fatigue and delay aging. For industrial silicone accessories such as seals, hoses, gaskets, etc., the surface condition should be regularly inspected. If obvious hardening, cracks, or deformation occur, they should be replaced in a timely manner to avoid affecting equipment operation. Household silicone kitchenware should avoid being scratched by sharp objects, maintain surface integrity, and also improve durability. In summary, silicone will age, but at a slow pace and with a long lifespan, it can be used normally for several years or even over a decade. By understanding the causes of aging and adopting maintenance methods that avoid light, high temperatures, corrosion, and proper cleaning, the service life of silicone products can be significantly extended. Whether for daily household or industrial use, scientific maintenance can keep silicone material in good performance, making it more durable, safe, and worry free.

The high temperature resistance of silicone comes from its unique molecular structure of polydimethylsiloxane. The Si-O-Si bond energy of the main chain is much higher than that of the C-C bond of ordinary rubber, and its thermal stability is extremely strong. Secondly, the molecular chain has flexibility and forms a protective effect by connecting with organic side groups, making it difficult to decompose and deform in high temperature environments, and able to maintain good elasticity for a long time.From the perspective of temperature resistance, silicone can be divided into multiple grades. Conventional silicone can be used for a long time at temperatures ranging from -60 ℃ to 200 ℃, and can withstand high temperatures of up to 250 ℃ in the short term. Modified high-temperature silicone can meet the needs of general scenarios such as daily kitchen utensils and ordinary seals. Its long-term temperature resistance can be increased to 200 ℃ to 250 ℃, and it can reach 300 ℃ in the short term. It is suitable for industrial scenarios such as automotive engines and high-temperature steam equipment. Special high-temperature silicone can be modified with benzene, fluorosilicone, or filled with ceramics. Its long-term temperature resistance can reach 250 ℃ to 300 ℃, and its short-term peak can even exceed 350 ℃. It can cope with extreme high-temperature conditions such as aerospace and firefighting equipment. In addition, the actual temperature resistance of silicone is also affected by the purity of raw materials, production process, and usage environment. It is worth mentioning that high-quality silicone can be further improved in temperature stability through secondary vulcanization process, reducing deformation and odor problems at high temperatures. Overall, the temperature resistance of silicone materials is not limited to a single temperature range, but can cover various scenarios from daily to extreme.

How to ensure details in customized silicone parts? Silicone parts are quietly integrated into daily scenarios such as medical devices, household small items, electronic devices, etc. due to their flexible touch, temperature resistance, and chemical stability. When standard components are difficult to fit unique structures or functions, customization becomes a natural choice. However, from a requirement description to the final product in hand, material selection, process refinement, and detail confirmation are interrelated. A slight negligence may affect the fit and service life of the parts. The starting point of customization is to clearly 'translate' the requirements into technical language. When communicating with suppliers, it is necessary to clarify the usage environment: whether it comes into contact with humans or food? How much pressure can you bear? What is the working temperature range? For example, baking molds need to withstand high temperatures of 230 ℃, while therapy equipment handles focus on softness and slip resistance. Attaching a diagram or physical reference can significantly reduce misunderstandings and pave the way for subsequent steps.Material selection is like "qualitative" analysis of a component. Silicone hardness is indicated by Shore A, and can be adjusted as needed, ranging from jelly like softness to slightly elastic solidity. Colors are not limited to basic colors, but can also be customized with textures such as matte and semi transparent. If there are special requirements involved, such as medical grade biocompatibility or food contact certification, they must be explained in advance. The supplier will provide samples of the corresponding materials for touch and confirmation, and it is safe to see them by hand.Design and molds are the soul of customization. Engineers will optimize the details of the drawings: adjust the demolding angle, ensure uniform wall thickness, and avoid shrinkage or burrs during production. The precision of the mold directly determines whether the contour of the part is smooth. The samples produced during the trial stage need to be personally inspected to ensure their size is accurate? Is the edge rounded? Is the assembly smooth? The patient confirmation in this step can effectively avoid regrets after mass production.The production process emphasizes the importance of heat and moderation. Liquid silicone injection is suitable for precision small parts, while solid-state molding is used for slightly larger structural parts. Temperature, pressure, and vulcanization time need to be strictly controlled. Quality control runs through the entire process: randomly check the size, carefully inspect the surface for bubbles, impurities, or color differences. The finished product is individually packaged after gentle cleaning, especially in areas with high cleanliness requirements, where every step shows respect for details.Occasional minor situations can also serve as opportunities for communication. If the edges of the sample are slightly rough, it may be due to mold trimming or fine-tuning of process parameters; Color deviation requires checking the color card and sampling records. Honest communication and joint analysis often lead to quick solutions. Choosing a partner who is patient in communication and has solid experience will make the customization process smoother and more secure.

Why is silicone prone to static electricity?Silicone is an excellent insulating material, and its charge is difficult to dissipate. Conditions such as friction, peeling, and dry environments can cause static electricity to rapidly accumulate. The problems caused by static electricity are very significant. Products are prone to dust adsorption, electronic components may be affected by static electricity interference and have unstable performance, and precision assembly and packaging processes may also be affected by static electricity, affecting the product's qualification rate. Therefore, possessing anti-static function has become a necessary condition for high-quality silicone products.The mainstream anti-static methods for silicone products:The commonly used anti-static paths in the industry are mainly divided into three categories: internal addition type, surface treatment type, and production environment control. Different schemes are applicable to different scenarios and usage period requirements. 1. Production and Environmental Control of Static ElectricityWorkshop humidification, use of ion air rods, and adoption of anti-static packaging and other auxiliary measures can further reduce the risk of static electricity.2. Surface coating treatment: fast onset and controllable costSpray anti-static coating, tactile oil, and anti-static liquid on the surface of the finished product to form a conductive layer to quickly eliminate static electricity. The advantage of this method is that it is flexible in process, does not change the physical properties of the substrate, and has a smoother appearance.3. Plasma surface modification: enhances polarity and reduces dust accumulationBy plasma treatment, the chemical polarity of the silicone surface can be changed to reduce the possibility of charge accumulation. If used in combination with anti-static agents, the effect is even better. This process is environmentally friendly and solvent-free, which can effectively improve cleanliness and anti sticking ability.4. Adding anti-static properties: Transforming from the root, ensuring long-term stability and effectivenessDuring the mixing stage, permanent anti-static agents, conductive fillers, and ionic additives are uniformly added to the silicone raw materials. After molding, a conductive network will form inside the material, which can quickly release charges.

People who have been in contact with the silicone industry or silicone products may know that food grade silicone is specifically designed for making food related products, non-toxic and harmless to the human body, and is a high-quality material. So, conversely, is non food grade silicone harmful to the human body? Today we will learn about ordinary silicone. In fact, ordinary silicone products are also non-toxic and harmless to the human body, but food related products have higher quality requirements and need to pass a series of tests such as LFGB, SGS, FDA, etc; However, ordinary silicone cannot guarantee passing all tests due to its auxiliary materials and characteristics. Therefore, the silicone industry distinguishes between two types of raw materials: industrial accessories and daily necessities use affordable ordinary raw materials, while medical food related materials use higher quality and more expensive food grade raw materials.