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This product is a one-component, alcohol-curing, room-temperature vulcanizing (RTV) silicone sealant, specially developed for automotive powertrain systems and high-temperature, oil-exposed sealing applications. It offers excellent oil resistance, pressure sealing performance, and primerless adhesion to various substrates. Suitable for assemblies requiring immediate pressure testing, it features low odor, non-corrosive properties, and long-term stability from -50°C to +200°C, making it an ideal sealing solution for automotive manufacturing and maintenance.
Product Video
Watch our application video to see real-world RTV sealant usage and performance.
Key Features & Basic Parameters
Key Features
|
Item |
Unit |
Value |
|
Curing Method |
– |
RTV |
|
Appearance |
– |
High-viscosity paste |
|
Tack-Free Time |
min |
~10 (23°C, 50% RH) |
|
Full Cure |
– |
24h (3.2 mm thickness) |
|
Tensile Strength |
MPa |
2.80 |
|
Elongation |
% |
375 |
|
Temperature Resistance |
°C |
-26~ +343℃ |
Product Advantages
Excellent oil and high-temperature resistance
Primerless adhesion to metals and most plastics
Non-corrosive, low odor, suitable for workshops and maintenance
Low oil-foaming tendency for reliable sealing
Main Functions & Applications
Main Functions
Leak-proof sealing
Vibration damping
Bonding and fixing
Form-in-place gasket (FIPG)
Electrical insulation protection
Typical Applications
Engine Systems
Oil pan, valve cover, turbocharger pipe sealing
Transmission & Axle
Flange faces, end covers, shaft seals
Cooling Systems
Water pumps and hose connections
High-Temperature Vibration Areas
Exhaust brackets, engine mount gasket forming
General Sealing
Metalplastic flanges, housings, covers
Application Scope & Notes
Suitable For
Assemblies requiring immediate pressure testing
Various metals, plastics, and coated surfaces
Notes
Not suitable for continuous gasoline or solvent immersion
Not recommended for fully enclosed, air-tight structures
Surface cleaning is required; testing recommended for difficult substrates
Composition & Materials
Based on silicone polymer, combined with crosslinkers, fillers, thermal stabilizers, and rheology modifiers to ensure stable and reliable performance in high-temperature and oil-exposed environments.
Technical Data
|
Item |
Unit |
Value |
|
Before Cure |
|
|
|
Consistency |
– |
High-viscosity paste |
|
Color |
– |
Grey |
|
Extrusion Rate |
gmin |
50 |
|
Tack-Free Time |
min |
10 |
|
Touch Dry Time |
min |
20–25 |
|
Density |
– |
1.29 |
|
After Cure |
|
|
|
Hardness |
Shore A |
50 |
|
Tensile Strength |
MPa |
2.80 |
|
Elongation |
% |
375 |
|
Lap Shear (Aluminum) |
MPa |
2.4 |
|
Lap Shear (Steel) |
MPa |
2.3 |
FAQ
Do I need a primer?
No primer is required for most metals and plastics; testing is recommended for difficult substrates.
What factors affect the curing time?
Curing time is affected by temperature, humidity, bead thickness, and substrate permeability.
Is it applicable to motorcycles or industrial equipment?
Yes, suitable for motorcycles, agricultural machinery, and industrial equipment.
What is the maximum temperature resistance?
Long-term resistance up to 200°C, short-term up to 250°C.
How to store and what is the shelf life?
Store unopened below 32°C in a dry place; shelf life is 12 months.
Payment Methods
We offer flexible and secure payment methods: T/T, Alibaba Trade Assurance (Alibaba.com Pay), and company bank transfer.
Certifications & Project References
ISO 9001, CE, RoHS certified. Product quality insured by PICC
ISO9001
CE
RoHS
PICC
Why Choose Us
We are not just a manufacturer, but your long-term construction sealing solution partner, providing one-stop service from product performance to export logistics.
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