Place of Origin:
China
Brand Name:
CHENGUANG FSP
Certification:
ISO
Model Number:
7250E
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LSR Common Silicone Rubber for Molding and Extrusion
DESCRIPTION
LSR Common Silicone Rubber is an exceptional material used for molding and extrusion operations. It consists of a two-part silicone elastomer that cures at room temperature to form a durable and flexible substance capable of withstanding challenging conditions such as extreme temperatures, moisture, and chemicals. The automotive, medical, and electronics industries frequently use LSR Common Silicone Rubber to create seals, gaskets, electrical components, and more due to its remarkable features, including excellent electrical insulation properties, high-temperature resistance, and low compression set. Additionally, LSR Common Silicone Rubber is cost-effective, easy to process, and has a consistent performance, making it an excellent choice for various applications.
PROPERTIES
| Item | Unit | Test Data | |
|
DHS-7250E |
DHS-7260E |
||
|
Appearance |
Milky-white no obvious extraneous matter |
||
| Density | g/cm3 |
1.15±0.05 |
1.18±0.05 |
| Hardness | Shore A |
50±3 |
60±3 |
| Tensile Strength | Mpa | ≥7.5 | ≥7.5 |
| Elongation at Break | % | ≥450 | ≥360 |
| Tension Set | % | ≤14 | ≤14 |
| Tear Strength | KN/m | ≥20 | ≥20 |
Physical and Mechanical Properties are based on first vulcanization data
First vulcanization condition for test piece: 175℃×5min
Second vulcanization condition for test piece: 200℃×2h
Vulcanizator: 80% DMDBH,quantity added 0.65% *
FEATURES
1. Temperature Resistance: LSR Common Silicone Rubber has excellent temperature resistance, withstanding temperatures as low as -50°C to as high as 200°C.
2. Chemical Resistance: It has great resistance against various chemicals like acids, alkalis, and oils.
3. Tear Strength: The material has high tear strength, making it an ideal choice for molding and extrusion applications where durability is required.
4. Electrical Insulation Properties: LSR Common Silicone Rubber is an excellent electrical insulator, making it suitable for use in electrical components and devices.
5. Compression Set Resistance: The material has low compression set, which means it retains its shape and flexibility even after being compressed for extended periods, making it an ideal choice for seals and gaskets.
APPLICATIONS
1. Medical Devices: LSR is often used to create medical-grade components such as seals, gaskets, tubing, and implants. Its biocompatibility, high purity, and ability to withstand sterilization make it a reliable choice for medical applications.
2. Automotive Industry: Injection molding LSR is used for producing parts such as seals, gaskets, and connectors in the automotive industry. LSR's heat resistance, durability, and ability to retain its shape make it an ideal material for parts that are subject to high stress and temperature.
3. Consumer Goods: LSR has a wide range of applications in consumer goods such as kitchenware, baby products, and personal care items. Its flexibility, heat resistance, and non-stick properties make it ideal for molds and parts that require durability and ease of use.
4. Electronics Industry: Injection molding LSR is also used for producing parts such as keypads, seals, and connectors for the electronics industry. Its electrical insulating properties and resistance to heat, UV, and weathering make it an excellent material for these applications.
ABOUT US
Our company is committed to the research and development of new materials, with a plant capacity exceeding 5000t/y and 15 sets of banbury production lines. Our primary objective is to create innovative solutions that meet the requirements of our domestic and international customers. We work closely with universities, professional rubber research institutes, and customers to ensure that our products meet market demands. Our laboratory has earned CNAS certification, the most reliable certification for quality control. We adhere to strict quality control standards based on IATF 16949:2016, GB/T 28001-2011, and GB/24001-2004. Our products are widely used in various industries, including chemistry, aviation, airspace, electronics, petroleum, automobile, textile, and machinery. We have a well-established customer base in Europe, America, the Middle East, and Southeast Asia.
FAQ
1. What is the difference between LSR Common Silicone Rubber and other types of silicone rubber?
LSR Common Silicone Rubber is a two-part silicone elastomer that cures at room temperature, creating a flexible and durable material that can withstand extreme temperatures, moisture, and chemicals. It is different from other types of silicone rubber because of its liquid form, which allows it to be molded and extruded into complex shapes and parts with high precision and accuracy.
2. What are the advantages of using LSR Common Silicone Rubber for molding and extrusion?
LSR Common Silicone Rubber offers numerous advantages, including excellent temperature resistance, low compression set, high chemical resistance, and outstanding electrical insulation properties. It is also easy to process, cost-effective, and provides consistent performance, making it an ideal choice for various applications.
3. What are the typical applications of LSR Common Silicone Rubber for molding and extrusion processes?
LSR Common Silicone Rubber is widely used in various industries, including automotive, medical, electronics, aerospace, consumer goods, renewable energy, and construction, for molding and extrusion applications such as seals, gaskets, electrical components, medical devices, kitchen utensils, solar panels, and wind turbines, among others.
4. How is LSR Common Silicone Rubber processed for molding and extrusion applications?
LSR Common Silicone Rubber is processed using injection molding, compression molding, or extrusion techniques. The material is first mixed with a catalyst to initiate the curing process and then injected or extruded into the desired shape or part. The process can be automated to ensure high precision and accuracy, and the finished product can be post-cured to enhance its properties.
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