Hylosil 302 RTV Black silicone sealant 85g tube

Hylomar Hylosil® 302 Black is a Room Temperature Vulcanising (RTV) general purpose silicone sealant.

The compound has large gap filling properties which makes it ideal for application to non-machined surfaces and even as cast surfaces.

Applications

• Adhesive and sealant with many applications in building, engineering and the automotive industry
• Excellent adhesion without primer to metals, glass, ceramics and most rigid plastics
• Ideal for application to non-machined surfaces and even as cast surfaces

Characteristics

• Resistant to oil, water, lubricants and many solvents
• Remains flexible to withstand vibration
• Forms a tough and durable, rubber seal (Compound reacts with atmospheric moisture)

Technical specifications

Uncured Product:

• Color: Black
• Consistency: Non-slump paste
• Cross Linking System: Acetoxy
• Specific Gravity (DIN 53479): 1.03 g/ml
• Solids Content: 100%
• Extrusion Rate 3mm orifice @ 60 psi: 78 g/minute
• Skin Forming Time at 23°C/50% RH: 6 minutes
• Cure Rate @ 25°C and 60% RH: 3mm per 24 hours

Cured Product:

• Tensile Strength DIN 53505, S3A: 1.9 N/mm²
• Elongation @ Break DIN 53504, S3A: 460%
• E Modulus @ 100% Elongation DIN 53504, S3A: 0.4 N/mm²
• Hardness Shore A DIN 53505: 22°
• Tear Strength ASTM D 624, Form B: 5 N/mm²
• Shrinkage DIN 53504, S3A: 3%
• Typical temperature Range: -40° to 240°C (constant operation)
• Ignition Temperature DIN 51794: 460°C

Instructions for use

Surface should be clean, dry and free from contamination such as oil or grease. Once applied in Gasket applications, the joint should be assembled without delay.

Care should be taken when applying the compound to ensure any excess product will not foul any internal channels and cause blockages. Any excess uncured product extruded externally can be wiped away with a damp cloth.

When stripping assemblies that have been sealed with Hylosil 302 Silicone Sealant, carefully scrape away as much of the cured product as possible. The remaining compound can be softened and removed using a suitable Silicone Sealant Remover.

Handling and Safety Properties

• Not classified according to CHIP 3.1 2005.
• Risk Phrases: None.
• Safety Phrases: S26 and S28.

HYLOMAR GMBH, Talstraße 106, 41516 Grevenbroich, GERMANY, +49 2182 5708971, [email protected], www.hylomar.com/de