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SANDAO newly rtv silicone rubber  manufacturer for converter

SANDAO newly rtv silicone rubber  manufacturer for converter

Model number
White/black/ transparent
Main characteristic
meet MIL-A-461468 Corrosive Test Standard
Main application
Printed Circuit board coating etc.
Lead time
within a week after payment
Get Latest Price
Get the latest price
Quantity Needed:
Enterprise Strength
  • SANDAO New Material has established a complete service system to provide professional pre-sales, sales, and after-sales services for customers.
Company Advantages
1. The surface treatment process of SANDAO what is rtv silicone are regarded as especially exclusive. This process is strictly carried out by adopting the highest package and printing standards.
2. This product is under the strict supervision of our quality experts.
3. Processed by high technology, rtv silicone rubber can operate better than other similar products.
4. This product can prevent gastrointestinal and digestive illnesses such as enterogastritis and diarrhea by providing clean and healthy water source.
5. The color of this product communicates, and it can either contribute to brightening and improve people's outfit or make them look fashionable.

our product


SANDAO newly rtv silicone rubber  manufacturer for converter-1
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.

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Ceramic bonding

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LCD module

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Metal bonding

SANDAO newly rtv silicone rubber  manufacturer for converter-5

Plastic bonding

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Electronic product bonding

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Glass bonding

product Performance


ColorColorless transparent semi-fluidBlack semi-fluidWhite semi-fluid
Tack-free time(25℃,min)≤40≤40≤40
Tensile strength(MPa)≥1.5≥1.5≥1.5
Shear strength(MPa)≥1.0≥1.0≥1.0
Hardness(shore A)20~3020~3020~30
Temperature (℃)-50~200-50~200-50~200
Dielectric intesity(kV/mm)≥20≥20≥20
Volume Resistance(Ω.cm)2.0×10152.0×10152.0×1015

Product details

SANDAO newly rtv silicone rubber  manufacturer for converter-8
SD399 circuit board coated with silicone
SD399 circuit board coating is a fluid, one-component, fast curing, non-corrosive silicone rubber adhesive sealant.
SANDAO newly rtv silicone rubber  manufacturer for converter-9
Green environmental protection
Rapid vulcanization, very low odor, release of alcohol vapor during vulcanization
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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
SANDAO newly rtv silicone rubber  manufacturer for converter-11
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.

Use instructions


  • 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.


  • 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 Features
1. Huizhou SANDAO New Material Co., Ltd ranked first in China's rtv silicone rubber industry.
2. We have an excellent customer service team. They have deep customer insight. They understand how to help clients make the right choice, what clients actually need, and how to get closer to customers.
3. Huizhou SANDAO New Material Co., Ltd keeps to the idea that quality is above anything. Please contact. The culture positioning of SANDAO brand is to make each staff to serve customers with their professional skills. Please contact.
what is rtv silicone makes rtv silicone rubber to be a well-selling product in this market. Meixin's products cover various sizes of machines and are popular among customers with computer screen display
According to different price level, we use different level of material for what is rtv silicone. All our products are made by highly advanced technology
Materials of what is rtv silicone is actually quite what is rtv silicone. What's more, Meixin products are widely used in all kinds of brushes making
The independent design of rtv silicone rubber provides guarantees for our own brand promotion at the source. The quality of the products also has been strictly controlled by Meixin
rtv silicone rubber is taken into account in terms of design structure of rtv silicone rubber. Meixin products enjoy one-year warranty
The product exceeds industry standards in performance, durability and usability. Meixin supplies high-quality brush machine
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