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| Place of Origin: | Leliu Town, Shunde District, Foshan City, Guangdong Province, China |
| Brand Name: | CSJ |
| Certification: | MSDS, BV, ISO 9001, SGS,CE |
| Model Number: | 903 |
| Document: | CSJ-903 TDS.pdf |
A premium one-component, neutral-curing RTV silicone sealant designed for long-term performance.
Gentle on substrates: it does not corrode glass, metal, or other bonded surfaces.
Outstanding weather resistance against UV exposure, heat, moisture, ozone, and harsh temperature swings.
Stays flexible from -50℃ to 180℃ for reliable sealing in extreme conditions.
Handles ±35% joint movement without losing seal integrity.
Bonds strongly to glass, aluminum, ceramics, and many common building materials.
Low-odor, neutral cure that is paintable once fully cured for a cleaner finished appearance.
Ideal for sealing glass curtain walls on high-rise buildings.
Perfect for joint filling in aluminum veneer and terracotta panel curtain walls.
Reliable sealing for exterior wall expansion joints and building movement joints.
Provides durable waterproof sealing for roof gaps and roof joints.
Excellent for caulking gaps around door and window frames.
Suitable for joint filling in concrete wall structures and precast systems.
Strong sealing performance for metal plate connections and metal cladding.
Well suited for outdoor prefabricated and modular building applications.
Dependable weatherproof sealing for skylights, sunrooms, and glass roofs.
Effective for bonding exterior decorative panels and protecting joints in industrial facilities.
Test conditions: 23±2°C, 50±5%RH, then test.
| No. | Property | Standards | Clear | Color |
|---|---|---|---|---|
| 1 | Tack-Free Time (min) | ≤30 | ≤10 | ≤20 |
| 2 | Consistency (°) | / | 8.0~9.5 | 8.5~9.5 |
| 3 | Curing Time (H) | ≤72 | ≤48 | ≤48 |
| 4 | Specific Gravity (g/mL) | / | 1.01 | 1.43 |
| 5 | Shore A Hardness | 20~60 | 20~30 | 40~50 |
| 6 | Ultimate Tensile Strength (MPa) | ≥0.6 | ≥0.6 | ≥0.8 |
| 7 | Extrusion Rate (mL/min) | ≥150 | ≥300 | ≥250 |
Typical property data not for formal specifications. Contact our team for technical specification assistance.
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