Product Description
Momentive RTV122 adhesive sealants are one-component, ready-to-use, and cure to a tough, resilient silicone rubber on exposure to atmospheric moisture at room temperature.
Momentive RTV100 series includes: RTV122, RTV123, and RTV128.
The following adhesive sealants are identical except for color:
RTV122: White
RTV123: Black
RTV128: Translucent
Application of Momentive RTV122
Typical applications include, but are not limited to, sealing vertical joints bonding dissimilar materials such as metal to plastic and glass to aluminum electrical insulation of wires and terminals and formed-in-place gasketing.
Key features and benefits of Momentive RTV122
- Primerless adhesion to many metals and plastics*.
- Non-corrosive to aluminum and steel per MIL-A-46146A+.
- Lower odor cure than conventional acetoxy silicone sealants.
- UL Recognition. Recognized by Underwriters’ Laboratories, Inc. under their
- Component Recognition Program (UL File No. E-36952).
- One component.
- Cures at room temperature.
- Excellent electrical insulation properties.
- Retains elastomeric properties at temperatures of -60ºC(-75ºF) to 204ºC (400ºF) for
long periods and to 260ºC (500ºF) for short periods. - Excellent weatherability, ozone, and chemical resistance
See all Momentive Product Here
About Prostech
Prostech offers specialty materials (adhesives, tapes, thermal interface materials, insulating materials, sealants, PCB protection materials, …) along with manufacturing solutions. We proudly serve a wide range of industries and are an authorized distributor for leading global manufacturers of industrial materials and equipment. Our product range is designed to deliver customized solutions that address each customer’s unique needs.
With years of experience and a successful project history, we are confident in our ability to provide comprehensive material solutions. These solutions effectively tackle the challenges manufacturers face. To explore our full product catalog, simply click here. Our dedicated team is ready to assist with:
- Provide quotation, sample, TDS/MSDS, and technical consultation
- Testing sample quality and verifying product compatibility in our laboratory
- Customizing material formulas for special applications
- Adapting product sizes, quantities, and packaging to meet specific needs
- Offering expert advice on suitable equipment and automation processes
- Delivering technical training and on-site support for optimal product use
Moreover, Prostech ensures the safe and accurate global delivery of all materials, including “dangerous goods”, in compliance with legal regulations. For personalized technical support or to receive a quotation, please contact us today.
Typical Physical Properties
| Property | Unit | Value |
| Color | – | RTV122: White RTV123: Black RTV128: Translucent |
| Consistency | – | Thixotropic Paste |
| Specific Gravity | – | 1.04 |
| Application Rate | gm/min | 500 |
| Orifice Size | mm (in) | 3.2 mm (0.125 in) |
| Pressure | kPa (psi) | 621 kPa (90 psi) |
| Tack Free Time | minutes | 20 |
| Cure Through Time | hours | 24 |
