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SANDAO circuit rtv silicone rubber for screws

SANDAO circuit rtv silicone rubber for screws

Model number
Colorless, translucent and semi-fluid
45g/pcs, 300ml/ pcs or as required by customer
Main characteristic
good adhesion to metal & most plastics,no fog, ROHS approved.
Main application
LED bulb lamp sealant etc.
Lead time
within a week after payment
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Application Scope
ms adhesive developed and produced by SANDAO New Material is widely used. The following are several application scenes presented for you.SANDAO New Material has an excellent team consisting of talents in R&D, production and management. We could provide practical solutions according to actual needs of different customers.
Product Comparison
Under the guidance of market, SANDAO New Material constantly strives for innovation. silicone adhesive has reliable quality, stable performance, good design, and great practicality.Compared with other same kind of products, silicone adhesive produced by SANDAO New Material has the following advantages and features.
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Company Advantages
1. SANDAO what is rtv silicone is manufactured utilizing premium materials sourced from the certified vendors.
2. The product features contour sharpness. It adopts advanced UV-cured materials for exceptionally crisp prototypes which allow to mold and reproduce flawlessly.
3. The product is highly automatic. It has an auto flush and backwashes the prefilters, as well as a water conductivity meter which can monitor water quality online continuously.
4. This product makes an impression in terms of decoration. Conveying its high quality in its appearance, it is impressive and makes a statement.
5. The product is widely worn by people mainly due to fabric strength, colorfastness, and excellent hygroscopicity. It surely offers great comfort for wearers.

our product


SANDAO circuit rtv silicone rubber for screws-1
LED bulb lamp adhesive sealant SD911
LED bulb lamp adhesive sealant SD911 (quick dry silicone sealant) is a kind of quick adhesive for LED lamp, automotive lampshade, solar photovoltaic module and TPT/TPE back film etc. With excellent insulation, good adhesion, moisture proof, anti-seismic, Corona resistance, anti-leakage. The adhesive has good adhesion to metal and most plastics, and has excellent resistance to cold and heat (- 50 ~ 250 ℃) after curing.


  • ◪   no fog, release alcohol substances when curing.

  • ◪   Using in polycarbonate (PC), copper and other materials, non-corrosive, non-irritating gas release; fully in accordance with the requirements of the European Union ROHS Directive.

  • ◪   It has good adhesion and aging resistance to many kinds of materials. The properties are stable at -50 ℃ and 250 ℃.



1.This silicone sealant is used for bonding and waterproof sealing of barrier pipe in optoelectronic industry.
2.used for bonding and sealing LED bulb lamp, automobile lamp, underwater lamp, washing lamp, hard lamp bar, engineering plastic, metal, glass and ceramics
3.used for bonding ,strengthening and moisture-proof sealing of electronic components on electronic circuit board.

SANDAO circuit rtv silicone rubber for screws-2

LED bulb bonding

SANDAO circuit rtv silicone rubber for screws-3

Heat lamp bonding

SANDAO circuit rtv silicone rubber for screws-4

Hard light bar bonding

SANDAO circuit rtv silicone rubber for screws-5

Underwater lamp bonding

SANDAO circuit rtv silicone rubber for screws-6

Glass bonding

SANDAO circuit rtv silicone rubber for screws-7

Car light bonding

product Performance


AppearanceColorless, translucent and semi-fluidColorless translucent paste
Density (g/cm3)1.0~1.11.0~1.1
Tack-free time(25℃,min)3~103~10
Tensile strength(MPa)≥2.0≥2.0
Shear strength(MPa)≥2.0≥2.0
Hardness (shore A)25~3025~30
Temperature range(℃)-50~250-50~250
Dielectric constant(@60Hz)3.03.0
Dielectric strength(kV/mm)≥20≥20
Volume resistivity(Ω.cm)2.0×10152.0×1015

Product details

SANDAO circuit rtv silicone rubber for screws-8
SD911 LED Bulb Bond Adhesive
SD911 (Quick-drying silicone sealant) series is a kind of LED lighting, quick-bonding LED bulb, energy-saving lamp and lamp shell bonding and sealing surface.
SANDAO circuit rtv silicone rubber for screws-9
Colorless translucent semi-flowing
Excellent insulation, good adhesion, moisture, shock, corona, and leakage resistance. It has excellent resistance to cold and heat exchange (-50~250°C) after curing.
SANDAO circuit rtv silicone rubber for screws-10
Environmental protection
Non-corrosive, non-irritating gas release; in line with EU ROHS directive requirements. Good adhesion to a variety of materials, good aging resistance.
SANDAO circuit rtv silicone rubber for screws-11
Shelf life is 12 months,packing specification: 45g /tube, 300ml /tube.

Use instructions


  • Clean the surface of objects which to be sticky or coated, remove rust, dust and oil.

  • First prick the rubber pipe with the cap tip, put the tip on, squeeze the glue into the cleaned surface, distribute it evenly, and fasten the adhesive surface together.

  • The coated parts are placed in air and solidified at room temperature for 24 hours.


  • After the operation is completed, the silicone sealant should tighten the cap immediately and seal and save. When reusing, if there is a little skin seal, remove it,this will not affect the normal use.

Packaging and preservation


Packing specification: 45g/pcs, 300ml/ pcs or as required by customer.

Storage: stored in a cool and dry place for 12 months.

Note: The above data are based on our extensive experiments and the results are reliable. However, due to the diversity of practical applications, the application conditions are not within our control, so users need to conduct tests before using to confirm whether this product is applicable or not. We do not warrant any problems arising from the use of our products under specified conditions and are not liable for any direct, indirect or accidental loss. If any problems in usage, you can contact our technical services department, we will do what we can to help you.

Company Features
1. As a rtv silicone rubber provider, SANDAO is dedicated to improving quality and professional services.
2. Huizhou SANDAO New Material Co., Ltd pursues excellence in the production process.
3. We place high demands on the quality of One-component RTV silicone rubber TDS. With the development of China's market economy, Huizhou SANDAO New Material Co., Ltd vigorously implement the strategy of internationalization and diversification. Inquire now! By working closely together, SANDAO laid the foundation for successful cross-cultural collaboration. Inquire now!
what is rtv silicone looks beautiful and attractive in colors. The product is resistant to water and is up to the IP66 waterproof standard
SANDAO what is rtv silicone offers various design styles to global customers. Its working temperature has a wide range and can be adjusted
SANDAO what is rtv silicone is designed to set apart from competitors. Made of eco-friendly material, it is assured to be environmentally friendly
The great value of what is rtv silicone mainly lies in its perfect design to bring best user experience. It has excellent ergonomics design to fit the most
SANDAO what is rtv silicone is designed according to the latest market trend. Advanced technology is applied to solve its aging problem
It is able to withstand large shock loads and works in harsh conditions. Its structure is finely processed and the impact capacity is enhanced by adding impact stabilizer. It can be customized to make sure the customer gets the most suitable one
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