Overview
Gypsemna perforated 90° corner bead used to reinforce and protect external corners of gypsum board walls and ceilings systems. Manufactured with expanded metal wings to allow jointing compound to penetrate through and behind the bead, ensuring secure mechanical keying and firm bonding to the board.
Specifications
Physical Properties
- Coating Z120 Zinc coated
- Standard compliance ASTM C1047
- Material Galvanized Steel
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Steel grade
G300 minimum
Yield Strength: 300 MPa minimum
Tensile Strength: 340 MPa - Length 3000mm
- Type Perforated 90°
- Dimension (mm) 30 x 30
- Thickness (mm) 0.45
related downloads
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Technical Data Sheet
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Gypsemna 2026
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