Sika Flex 260 Primer

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Sika Flex 260 Primer is a high-performance, solvent-based primer designed to enhance adhesion of polyurethane and other elastic sealants on porous and non-porous substrates. It provides excellent bonding on surfaces such as concrete, metal, wood, and various plastics, ensuring durable and long-lasting sealant performance. The fast-drying formula allows for efficient application in construction and industrial sealing projects.

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Category: Sealants and Adhesives Tags: Adhesion Promoter, Construction Industry, Polyurethane Primer, Sealant Primer, Sika Flex 260 Primer

Description

Table of Contents

Sika Flex 260 Primer

Primary Uses

Construction and Building Industry

Priming porous substrates like concrete, cement-based screeds, and plaster to improve sealant adhesion.
Enhancing bond strength of elastic sealants on non-porous surfaces such as metals, glass, and ceramics.
Used in expansion joints, facade joints, window and door installations.
Suitable for both interior and exterior applications requiring flexible sealing solutions.

Industrial Applications

Priming surfaces in manufacturing and assembly lines where flexible sealants are applied to metal and plastic components.

Secondary Uses

Automotive and Transport

Used as a primer for elastic sealants in vehicle body assembly and repair.

DIY and Home Improvement

Applied as a primer for household sealing tasks on diverse surfaces including tiles and wood.

KEY PRODUCT FEATURES

1. Basic Identification Attributes

Chemical Name (IUPAC): Solvent-based primer with adhesion promoters
Common/Trade Name: Sika Flex 260 Primer
CAS Number: Mixture (varies by solvent content)
HS Code: 3209.10 (Paint binders and primers)
Synonyms: Elastic sealant primer

2. Physical & Chemical Properties

Physical State: Liquid
Color & Odor: Clear to pale yellow; solvent odor
Density: Approx. 0.85 g/cm³
Flash Point: Around 23°C (solvent-based)
Solubility: Miscible with organic solvents; insoluble in water

3. Safety & Hazard Attributes

GHS Classification: Flammable liquid; irritant to skin and eyes
Toxicity: Moderate; avoid inhalation and prolonged skin contact
Exposure Limits: Follow occupational exposure limits for solvents

4. Storage & Handling Attributes

Storage Conditions: Store in tightly closed containers in a cool, well-ventilated place away from ignition sources
Container Type: Metal cans or plastic containers (typically 1L to 5L)
Shelf Life: 12 months if stored properly
Handling Precautions: Use in well-ventilated areas; avoid open flames and sparks; wear protective gear

5. Regulatory & Compliance Attributes

Complies with solvent-based primer regulations and VOC limits for construction products
Meets international safety and environmental standards (e.g., REACH, OSHA)

6. Environmental & Health Impact

Biodegradability: Limited due to solvent content
Ecotoxicity: Harmful to aquatic life if released in large quantities
Bioaccumulation: Not significant

SAFETY HANDLING PRECAUTIONS

Safety Handling Precautions

PPE Required: Gloves, goggles, and respiratory protection recommended
Handling Guidelines: Avoid inhalation and skin contact; ensure adequate ventilation
Storage Measures: Keep container tightly closed; store away from heat and ignition sources

First Aid Measures

Inhalation: Move to fresh air; seek medical help if symptoms develop
Skin Contact: Wash thoroughly with soap and water; seek medical advice if irritation persists
Eye Contact: Rinse with plenty of water for at least 15 minutes; seek medical attention if irritation continues
Ingestion: Do not induce vomiting; seek immediate medical attention

Firefighting Measures

Fire Hazards: Highly flammable liquid and vapor
Extinguishing Media: Foam, dry chemical, CO₂, water spray
Special Precautions: Use self-contained breathing apparatus and protective clothing
Hazardous Combustion Products: Carbon oxides, hydrocarbons