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Solution for adhesive fixation of car buzzers: Stainless steel and plastic are firmly combined, choosing SIPC 1859 is definitely the right choice!

2025-08-01

In automotive electronic components, the buzzer plays an important role as a sound alarm device, providing safety reminders. It works stably in harsh environments such as high temperature, high humidity, and vibration, which places extremely high demands on structural adhesive bonding. Especially the bonding between the stainless steel shell and the plastic base should not only be firm and reliable, but also take into account long-term aging and environmental resistance.Application difficulty: Challenges in bonding stainless steel and plasticThere are significant differences in materials and thermal expansion coefficients, which can easily lead to stress cracking due to temperature changes;Continuous high temperatures or exposure to sunlight can accelerate the aging of colloids;There are multiple interferences such as oil pollution, moisture, and vibration in the working environment;The installation space is narrow, requiring easy operation and quick positioning of the adhesive. In automotive electronic components, the buzzer plays an important role as a sound alarm device, providing safety reminders. It works stably in harsh environments such as high temperature, high humidity, and vibration, which places extremely high demands on structural adhesive bonding. Especially the bonding between the stainless steel shell and the plastic base should not only be firm and reliable, but also take into account long-term aging and environmental resistance. Application difficulty: Challenges in bonding stainless steel and plasticThere are significant differences in materials and thermal expansion coefficients, which can easily lead to stress cracking due to temperature changes;Continuous high temperatures or exposure to sunlight can accelerate the aging of colloids;There are multiple interferences such as oil pollution, moisture, and vibration in the working environment;The installation space is narrow, requiring easy operation and quick positioning of the adhesive. ✅ Recommended product: Elaplus SIPC 1859 silicone adhesive sealantSIPC 1859 is a dealcoholized RTV room temperature vulcanized silicone gel designed specifically for bonding different materials…

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New cable sealing solution: PUR 1680, creating a reliable waterproof barrier!

2025-08-01

In high-end equipment such as modern industry, communication, and new energy, cable sealing issues are receiving increasing attention. Whether it is waterproof sealing for outdoor use of equipment or long-term sealing protection for cable outlets inside control systems, a material that is both flexible, long-lasting waterproof, and has good adhesion is needed.In response to this demand, ELAPLUS has launched PUR 1680 two-component polyurethane sealant, designed specifically for waterproofing cable outlets and sealing equipment interfaces, combining environmental friendliness, reliability, and multi material adaptability. Cable waterproof sealing1、 Application pain point analysis: challenges of traditional sealing methodsIn practical cable sealing applications, traditional sealing materials such as silicone rubber rings, heat shrink tubing, or ordinary epoxy adhesives often face the following problems:Incomplete sealing: The gaps cannot be completely filled, making it easy for water to seep through.High water absorption rate: After colloid solidification, the water absorption rate is high, leading to a decrease in performance.Easy to age and harden: When used outdoors, it is easily affected by ultraviolet rays, rain and snow, and rapidly ages.Poor adhesion: The adhesion with plastic, cable sheath or metal shell is not firm, and it is easy to fall off or bulge after a long time.Difficult to cure deeply: Complex structures often cannot be fully cured due to air blockage or poor colloidal fluidity.These issues can pose great risks to the stable operation of equipment, especially in humid, high-temperature, or salt spray corrosive environments, where performance may decrease at the slightest, and in severe cases, short circuits or system failures may occur.2、 Recommended product: PUR 1680- Professional cable sealing material Cable sealing material Product IntroductionPUR 1680 A/B is a two-component, solvent-free polyurethane elastomer sealing and potting material with excellent mechanical, sealing, and adhesive properties. It can be used for room temperature or heat curing to meet different process requirements.Mixing…

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ELAPLUS Case Study: Application of EP 2012 Epoxy Adhesive in Automotive Electronic Wire Speed Fixation

2025-07-29

With the continuous development of automotive electronic technology, more and more complex electronic systems are integrated into vehicles, especially electric vehicles and autonomous vehicle. These systems have extremely strict requirements for the protection of electronic components. In these applications, the fixation and protection of solder joints and circuits are crucial, especially in extreme temperatures and harsh environments. In order to meet these demands, EP 2012 two-component epoxy structural adhesive has become the preferred material for many automotive electronics manufacturers due to its excellent high temperature resistance, adhesive strength, and protective performance for automotive electronic components. Customer needs and challengesThe client in this case is a leading automotive electronic system supplier, specializing in the development of electric vehicles and autonomous driving technology. The customer’s needs mainly focus on the following aspects:Solder joint fixation and protection: With the increasing demand for electronic components in automotive electronic systems, especially the complex connections between battery management systems (BMS) and autonomous driving sensors, the stability of solder joints is crucial.High and low temperature resistance: Automotive electronic products must operate reliably in extreme environments, especially in temperature fluctuations ranging from -40 ℃ to 150 ℃.Milk white appearance: Due to the long-term use of the product in the car system, it is required that the gel has a milk white appearance in order to efficiently repair and maintain it without affecting the overall visual effect.Flame retardant performance: In automotive electronics, safety is particularly important, especially in situations such as collisions or battery failures, where flame retardancy is indispensable.Solution for EP 2012 two-component epoxy structural adhesiveTo meet the customer’s requirements, we recommend EP 2012 two-component epoxy structural adhesive. This product is a room temperature/heating cured resin adhesive, particularly suitable for bonding materials such as metals, ceramics, fiberglass, etc., and can work stably in the extreme temperature range of…

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New choice for transformer thermal insulation sealing: EP 1788 epoxy sealing adhesive fully upgraded performance guarantee

2025-07-29

In the fields of transformers, motors, power tools, and automotive electronics, electronic components face severe challenges such as high temperature operation, long-term electrification, and humid and hot environments. Traditional encapsulation materials often struggle to balance thermal conductivity, electrical insulation, and long-term reliability.Sealing of transformer sensorTo address the pain points in this industry, Elaplus has launched high-performance two-component epoxy potting adhesive EP 1788A/B, providing professional solutions for transformer thermal conductivity and packaging protection.Highly reliable packaging materials provide protection for transformersEP 1788 epoxy sealant is a two-component, solvent-free, room temperature curing material designed specifically for electronic component packaging and thermal management. It is widely used for:Transformers, inductors, and reactorsIndustrial control board, power moduleElectric tools, automotive electronic modulesThrough excellent material properties, EP 1788 exhibits outstanding performance in adhesive strength, electrical insulation, thermal stability, moisture resistance, and waterproofing, making it particularly suitable for applications that require high long-term temperature resistance, structural strength, and dimensional stability. Sealing of transformer sensor Core performance advantages✅ UL 94 V-0 flame retardant ratingThrough authoritative flame retardant certification, we ensure safety performance and meet the standards of the automotive and power industries.✅ Low CTE coefficient of linear expansionEffectively resist material stress caused by cold and hot cycles, improve packaging reliability, and avoid cracking and delamination.✅ Excellent electrical insulation and thermal stabilityMaintain stable performance in high voltage and high heat environments, prevent leakage and short circuits, and improve equipment lifespan.✅ Good waterproof and moisture-proof properties, low water absorption rateSuitable for high humidity environments, long-term operation is not prone to moisture damage and failure.✅ Excellent adhesion and crack resistanceIt can bond with various plastic and metal substrates, and after curing, it is tough and dense, effectively preventing thermal stress damage.Application diagram: Dual solution of transformer thermal conductivity and protectionEP 1788 not only achieves rapid heat conduction and reduces the internal temperature rise…

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LED lens bonding application case sharing: Low-temperature curing epoxy adhesive EP 1722 helps to stabilize the packaging of thermal components

2025-07-29

1、 Case background: Adhesive difficulties in LED module packagingWith the widespread application of LED backlight modules in fields such as television, displays, car displays, and lighting fixtures, the precise bonding of lenses as key optical components has a huge impact on the overall performance of the lamp. Customer feedback in actual production:The bonding area contains heat sensitive electronic components;Traditional epoxy adhesives require heating and curing, which poses a risk of damaging components;Require the adhesive to have low-temperature curing performance, reliable bonding strength, and long-term stability;Single component products are more conducive to automated dispensing and production line management.2、 Analysis of customer adhesive demandItem requirementsCuring method: single component, low-temperature curing (acceptable at 80-100 ℃)Adhesive materials include various materials such as PC, PMMA, PBT, aluminum substrate, etcConvenient operation suitable for automatic dispensing, requiring moderate fluidityApplication location: LED module lens and bracket/PCB connection positionPackaging stability, moisture resistance, yellowing resistance, low water absorption, and long-term non shedding3、 Recommended product: EP 1722 single component low-temperature curing epoxy adhesiveTo meet the needs of customers for bonding thermal sensitive components, we recommend using Elaplus EP 1722, which has the following core advantages:✅ Low temperature curingEP 1722 can cure at 80-100 ° C for about 30 minutes, effectively protecting temperature sensitive components and avoiding structural and performance damage caused by traditional high-temperature curing.✅ Single component designNo need for mixing, ready to use, adapted to automated production processes, improving yield and reducing waste.✅ High adhesion, suitable for multiple substratesIt has good adhesion to common LED module materials such as plastics (such as PC, PMMA), glass, and aluminum substrates, and excellent aging resistance.✅ Moisture and heat resistance and low water absorption rateEP 1722 has low water absorption properties and can maintain long-term stable packaging even in high humidity and high temperature environments, making it suitable for outdoor lighting or car scenarios.4、…

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Application case of adhesive sealing for LED fountain light cover: EP 2090 transparent epoxy structural adhesive provides reliable protection solution

2025-07-29

1、 Project Background: The Challenge of Adhesive Sealing for Fountain LightsLED fountain lights, as an important component of landscape lighting, are widely used in outdoor humid environments such as squares, parks, and pools. They place extremely high demands on the sealing, transparency, and weather resistance of the lamp structure. Customer demands are focused on:The adhesive seal between the lamp cover and the plastic shell must ensure transparency and not affect the lighting effect;The glue should have low viscosity and be suitable for automated operation through single hole dispensing;Require the formation of high-strength, hard structure after curing, while possessing excellent waterproof and sealing performance;Considering outdoor usage scenarios, colloids need to have stable performance such as moisture and heat resistance, pollution resistance, and weather resistance.2、 Analysis of customer adhesive requirementsRequest a detailed description of the projectThe appearance transparency of the colloid should be completely transparent, and after curing, it should not affect the light emission and visual aestheticsModerate viscosity control with low viscosity, conducive to precise injection and automatic leveling from a single hole dispensing headCuring method: two-component room temperature curing, with controllable operating time (about 40 minutes)After the structural strength is cured, a strong protective layer is formed, which has the ability to resist impact and fatigueThe adhesive substrate mainly consists of PC plastic shell, glass lamp cover, metal frame and other materialsSealed, weather resistant, long-term waterproof, corrosion-resistant, moisture resistant, and UV resistant3、 Recommended product: EP 2090 transparent epoxy structural adhesiveTo meet the above requirements, we recommend using Elaplus EP 2090 two-component transparent epoxy structural adhesive, which is a high-performance solution designed specifically for outdoor lighting and electronic sealing bonding. ✅ High transparency, does not affect the optical effectEP 2090 forms a colorless and transparent hard protective layer after curing, which will not obstruct or discolor, perfectly preserving the optical design…

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Solution for automotive proximity sensors with adhesive: EP 1703 black epoxy potting adhesive, ensuring stable sensing every time!

2025-07-24

With the rapid development of intelligent vehicles and autonomous driving technology, proximity sensors have become an indispensable “sensory organ” to ensure driving safety. They are like “eyes” that monitor the surrounding environment of the vehicle in real-time. However, these precision electronic components face harsh working conditions such as high and low temperature alternation, vibration, humidity, dust, etc. during long-term service, which puts higher demands on sealing and structural protection. To this end, Elaplus has launched the EP 1703 series, a black epoxy potting adhesive designed specifically for automotive sensor packaging. It integrates bonding, potting, waterproofing, moisture resistance, and impact resistance, and is a reliable “armor” to ensure the stable operation of electronic devices.1、 Application scenario: Challenges of automotive proximity sensorsIn modern cars, proximity sensors are widely used in functional modules such as reverse radar, blind spot monitoring, automatic parking, and collision warning. Sensors are usually placed in the front and rear, bumper or side wings of the vehicle, directly exposed to the external environment. The main challenges are as follows:Adverse environment: frequent exposure to rain, snow, high temperature, high humidity, or dust.Complex structure: Small internal circuit space, dense components, high requirements for gel fluidity and encapsulation.High mechanical stress: Vibration and impact during high-speed driving may cause components to loosen or be damaged.Optical concealment: To prevent reflection or leakage, dark (black) packaging materials are required.EP 1703 black epoxy sealant is the ideal material customized to solve these problems.Proximity sensor encapsulation 2、 Product Highlights: Elaplus EP 1703 Black Epoxy Sealing Adhesive Strong temperature adaptability, universal in all seasonsThe working temperature range is -40 ℃ to 120 ℃, and it is not afraid of cold and hot weather. Heating curing or room temperature curing processes can be selected to adapt to different working conditions and assembly rhythms.3、 Simple process and easy production integrationEP…

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Practical case of reinforcing automotive electronic connectors | A glue solves the problem of dispensing and improves sealing reliability!

2025-07-24

With the rapid advancement of intelligence and networking, the complexity and density of automotive electronic systems continue to increase, and electronic connectors, as the core connecting components, are facing higher requirements for sealing, reliability, and durability. Today we will share a practical case where we successfully solved the problems of fluidity and adhesive operation in joint reinforcement by selecting the appropriate sealant. Customer Background: Challenges for Automotive Electronics ManufacturersThe client is a Tier 1 supplier of automotive electronics, with a long-term focus on the research and manufacturing of high-end intelligent control systems. Its electronic connector is located in the engine control unit wiring harness area and is exposed to complex environments such as alternating cold and hot, moisture, and vibration for a long time. The original adhesive solution exposed two problems in actual mass production:The viscosity of the glue is too high, making it difficult to accurately apply it to a 3mm wide slot;The curing speed is slow, the efficiency is low, and it affects the production line rhythm.The customer explicitly requested a low viscosity, self leveling, easy to operate, and reliable sealing solution for the sealant.List of adhesive requirementsRequirements for adhesive application scenariosThe reinforcing glue at the end of the joint needs to have good fluidity and permeabilityGlue with a width of 3mm needs to have self leveling characteristics, and there should be no residue during fine operationEasy to operate, suitable for manual or automated dispensing systemsLong term reliability to resist moisture, dust, and electrical interference, ensuring electronic stabilityRecommended solution: RTV SIPC 9030 self leveling sealantIn response to the above pain points, we recommend using RTV SIPC 9030 silicone sealant for our customers. This is a neutral dealcoholized, single component RTV silicone sealant developed specifically for PIN needle sealing, connector protection, and other scenarios, especially suitable for sealing and…

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New sealing solution for lead holes in smart water meters: comprehensive analysis of SIPC 1823 silicone rubber

2025-07-24

With the advancement of smart city construction, smart water meters are gradually replacing traditional water meters and becoming important terminals for household and industrial metering systems. It can not only achieve remote meter reading and real-time monitoring, but also realize data management and intelligent warning functions, greatly improving the efficiency and intelligence level of the water supply system. However, in complex environments such as long-term outdoor, high humidity, high temperature, and rain, the reliability of smart water meters faces enormous challenges. One of the easily overlooked core hazards – poor sealing of the lead out hole – is becoming one of the main causes of water meter failure, leakage, or communication abnormalities.1、 Why is “sealing the lead out hole” so crucial?Smart water meters typically integrate highly sensitive components such as electronic motherboards, sensing modules, and communication modules. Once water vapor or dust enters through the outlet holes, it may cause:Circuit short circuit or corrosion, resulting in module damage;Abnormal data collection, affecting remote communication;Reduced protection level and significantly shortened lifespan;The repair rate of enterprises has increased, leading to an increase in after-sales costs.🔧 Traditional methods such as sealant, heat shrink tubing, and foam sealing often cannot simultaneously achieve sealing, flexibility, and aging resistance. Therefore, there is an urgent need for a more reliable and professional sealing material to provide long-term effective sealing protection for smart water meters. 2、 SIPC 1823 silicone sealant: specially designed for sealing lead out holesThe SIPC 1823 silicone adhesive sealant launched by ELAPLUS is a professional sealing material with excellent sealing, electrical insulation, and weather resistance, especially suitable for weak current sealing protection applications such as smart water meters, smart meters, communication modules, etc. 🌟 Core advantages of the product:Explanation of Functional Characteristics and Advantages✅ Single component instant use, no need to mix, suitable for automated/manual glue…

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