Company Advantages1. rtv silicone rubber made from what is rtv silicone materials are especially fit for the usage in rtv silicone field. Water absorption and coefficient of linear expansion of this product are small
2. In the field of rtv silicone rubber products, Huizhou SANDAO New Material Co., Ltd' professional strength has been proven. It has good adhesion to a variety of materials
3. The product features increased safety and reliability. Its design structure is scientific and ergonomic, which makes it function in a more reliable way. It is resistant to high temperature and low-temperature alternation
4. The product is waterproof. The polyester material has almost zero water absorption and the water cannot come into contact with the inner canopy. Its curing exothermic peak is low and the curing shrinkage is small
5. The product features remarkable conductivity. The metal materials used are excellent conductors of electricity, cold and heat and are ductile. In some cases, it can achieve flame retardant, weathering, and thermal conductivity properties
Printed circuit board coating SD399
Printed circuit board coating SD399 is a fluid, one-component, fast-curing, non-corrosive silicone rubber adhesive sealant that cures into a silicone elastomer in air. This product complies with: MIL-A-461468 Corrosive Test Standard. Excellent electrical insulation performance against ozone and chemical attack.
The silicone adhesive is suitable for waterproofing of electronic coatings, LCD modules for potting, solar energy, automobiles, home appliances, electrical appliances, circuit boards, etc.
Electronic product bonding
Type | SD399 | SD399B | SD399W |
Color | Colorless transparent semi-fluid | Black semi-fluid | White semi-fluid |
Density(g/cm3) | 1.0~1.1 | 1.0~1.1 | 1.0~1.1 |
Tack-free time(25℃,min) | ≤40 | ≤40 | ≤40 |
Tensile strength(MPa) | ≥1.5 | ≥1.5 | ≥1.5 |
Elongation(%) | 200~300 | 200~300 | 200~300 |
Shear strength(MPa) | ≥1.0 | ≥1.0 | ≥1.0 |
Hardness(shore A) | 20~30 | 20~30 | 20~30 |
Temperature (℃) | -50~200 | -50~200 | -50~200 |
Permittivity(@60Hz) | 2.8 | 2.8 | 2.8 |
Dielectric intesity(kV/mm) | ≥20 | ≥20 | ≥20 |
Volume Resistance(Ω.cm) | 2.0×1015 | 2.0×1015 | 2.0×1015 |
SD399 circuit board coated with silicone
SD399 circuit board coating is a fluid, one-component, fast curing, non-corrosive silicone rubber adhesive sealant.
Green environmental protection
Rapid vulcanization, very low odor, release of alcohol vapor during vulcanization
Colorless transparent rogue
Excellent heat resistance and cold resistance, -50 to 200 ° C, excellent weather resistance, ozone resistance and chemical resistance, excellent electrical insulation properties
Long storage period
Store in a cool, dry place with a shelf life of six months. Packing specification: 330ML / PCS or according to customer requirements.
First, surface of the substrate is cleaned to remove rust, dust and oil.
Second the silicone adhesive sealant has a surface cure time of about 20 minutes and is fully cured after 24 hours.
Notes:
1. Keep thermal paste out of reach of children.
2. Manufacturer shall not be liable to the buyer or any third party for injury, loss or damage directly or indirectly resulting from the use of, or inability to use, the product. Recommendations or statements other than those contained in a written agreement signed by an officer of the manufacturer shall not be binding by the manufacturer. This product has not been tested for, and is therefore not recommended for, uses for which prolonged contact with mucous membranes, abraded skin, or blood is intended; or for uses which implantation within the human body is intended.
Company Features1. The manufacturing capabilities of Huizhou SANDAO New Material Co., Ltd rtv silicone rubber are widely recognized. We have an efficient sales team. They ensure close collaboration from start to delivery (and beyond) to ensure that the quality and timeliness of the project stay on target.
2. Our company has a multi-skilled workforce. The workers move with the workload instead of waiting for the work to come to them. This allows us to always focus on the needs of customers rather than the capabilities of the worker, which improves production quality.
3. Our development engineers contribute to promoting our business. Drawing from their years of experience, they work together to develop innovative products that keep up with the market trend. We have created an environmental policy for everyone to adhere to and constantly work with our clients to put sustainability into practice.