LOKEM Butyl Sealant for Insulating Glass Units (IGU)

LOKEM Butyl Sealant for Insulating Glass Units (IGU) is a high-performance one-component butyl sealant specially developed for insulating glass, vacuum glass, curtain wall glazing systems and energy-efficient window manufacturing applications.

This professional IGU butyl sealant delivers excellent airtightness, moisture resistance and long-term sealing durability, making it ideal for primary sealing applications in insulating glass production.

Designed for industrial insulating glass manufacturing lines, the sealant provides strong adhesion to glass and metal spacers while maintaining stable elasticity and anti-aging performance under extreme environmental conditions.

The product is widely used in:

• Insulating glass units (IGU)
• Vacuum glass systems
• Curtain wall glazing
• Energy-saving window systems
• Refrigerator and freezer glass sealing
• Architectural glass processing

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Features & Benefits

• Excellent airtightness and moisture barrier performance
• Strong adhesion to glass and aluminum spacers
• Stable elasticity over wide temperature ranges
• Outstanding UV resistance and aging resistance
• Long-lasting sealing performance
• Suitable for automated IGU production lines
• High bonding strength for insulating glass applications
• Industrial-grade performance for curtain wall systems
• Environmentally friendly formulation
• Reliable anti-fog and anti-moisture sealing

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Applications

• Primary sealing for insulating glass units (IGU)
• Vacuum glass manufacturing
• Curtain wall glass systems
• Architectural insulated glazing
• Refrigerator and freezer glass sealing
• Energy-efficient window systems
• Commercial glazing applications
• Glass processing factories

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Technical Specifications

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Packaging Information

• Packaging Type: Paper Drum
• Net Weight: 7kg / Drum
• Packing Quantity: 4 Drums / Carton
• Minimum Order Quantity: 50 Cartons
• OEM & Custom Packaging: Available

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Trade Information

• Trade Terms: FOB Qingdao / EXW
• Supply Ability: OEM & Bulk Production
• Application Industry: Architectural Glass & Curtain Wall Systems