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Tel 707.343.1560
Fax 707.935.0942

21881 8th St East
Sonoma, CA
95476, USA
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707.343.1560

FIBER-BOND™ TECHNICAL DATA

Web Pages
Downloadable PDF files
Technical Data Intro
ICBO (ER #5836) Download a PDF file of ICBO/ICC-ES approval report
VelaCarb 335U Download a PDF file of VelaCarb 335U Data Sheet
VelaCarb 600U Download a PDF file of VelaCarb 600U Data Sheet
VelaGlass 875U

Download a PDF file of VelaGlass 875U Data Sheet

Veloxx LR Download a PDF file of Veloxx LR Data Sheet
Veloxx AP Download a PDF file of Veloxx AP Data Sheet
Veloxx LVP Download a PDF file of Veloxx LVP Data Sheet
Edge Carbon Spec's Download a PDF file of Edge Carbon Spec's
Edge Glass Spec's Download a PDF file of Edge Glass Spec's
Edge Installation Guide Download a PDF file of Edge Installation Guide
VELA-GLASS 875U
VelaGlass 875U is a Pan based dry, unidirectional carbon fiber fabric that is field-impregnated with Veloxx LR laminating resin to create a glass fiber reinforced polymer (GFRP) laminate.

VelaGlass 875U is a patented part of the FiberBond™ Strengthening System, a highly engineered product for strengthening concrete and masonry structures.

For most applications VelaGlass 875U is a proven cost effective alternative to traditional strengthening techniques.

General information
Color White -
Primary Fiber Direction 0° (unidirectional) -
Flame Spread Index (1) [ASTM E84] 25 (Class 1) -
Typical Fiber Properties
Fabric areal weight density 26 oz/yd2 875 g/m2
Fabric thickness per ply (2) 0.0136 in2 per in 3.45 cm2 per m
Tensile Strength 330,000 psi 2,275 MPa
Modulus of Elasticity 10,500 ksi 72,390 MPa
Elongation at Break 4.0% 4.0%
Cured Laminate Properties for Design
Average thickness per ply 0.043 in 1.1 mm
Tensile Strength (3) [ASTM D3039] 80,000 psi 552 MPa
Modulus of Elasticity [ASTM D3039] 4 x 106 psi 27,600 MPa
Elongation at Break (3) [ASTM D3039] 2.2% 2.2%
Strength per unit width [per ply] 3478 lbs/in 600 kN/m
Shear Bond Strength [Concrete failure] 680 psi 4-68 N/mm2
Notes
(1) Tests conducted on fully cured samples of VelaGlass 875U without a protective coating.
(2) Fabric thickness is based on the area of fibers.
(3) Properties are statistically based and can be used for design without further reductions
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USE VELAGLASS 875U FOR
Flexural Strengthening • Beams, joists, girders.
• One-way and two-way slabs.
• Columns.
• Walls.
Shear Strengthening • Beams, columns, walls.
• Diaphragms
Tensile Strengthening • Silos, tanks, bins.
• Pipes.
• Chimneys
Ductility Enhancement (Seismic) • Columns, beams.
• Beam-column joints
Serviceability • Crack control.
• Fatigue.
• Reduced deflections

USE VELAGLASS 875U TO ADDRESS
Increased Loads • Increased floor live loads in buildings and warehouses (e.g. filing systems)
• Increased vehicular live loads on bridges
Damage and Deterioration • Corrosion-related section loss of reinforcing steel or post-
tensioning tendons
• Vehicle impact
Seismic Retrofit • Insufficient shear strength
• Improper reinforcing steel details
• Enhanced ductility
Design/Construction Defects • Insufficient reinforcing steel or post-tensioning tendons
Other • Cut reinforcing steel around slab openings
• Restoration of historic structures
• Blast upgrades

Advantages
• High strength.
• Lightweight, can be installed without heavy equipment.
• Can be used on both, reinforced and prestressed concrete structures.
• Class I flame spread classification (ASTM E84), can be used in all building types.
• Durable, highly resistant to aggressive environments.
• Flexible, fabric can be wrapped around structural elements.
• Woven fabric is ideally suited for construction sites, fibers will not fray or separate under normal handling.
• Thin, minimal aesthetic impact.
• Can be applied dry or pre-impregnated with resin.
• Economical, installed costs competitive with traditional alternates

Limitations
• All applications of VelaGlass 875U should be evaluated and designed by a licensed engineer.
• All installations of VelaGlass 875U should be inspected by a qualified independent testing agency.
• VelaGlass 875U should not be used when the operating temperature exceeds 160 °F (70 °C) unless special precautions are taken to insulate the system.
• Substrate strength for bond-critical applications should exceed 200 psi.
• System is a vapor barrier. Avoid completely encapsulating concrete in areas where freeze/thaw is likely to occur

Packaging
Available in 6”, 12”, 24” & 48” width x 100yds rolls

Storage and Handling
Store in a dry area at 40-90°F (4-32°C) away from direct sunlight, flame, or other hazards. When properly stored the product has an indefinite shelf life.

Installation
Detailed installation procedures for VelaGlass 875U are outlined in the FiberBond™ Installation Manual. Installation of VelaGlass 875U should only be performed by contractors trained and certified by Edge Structural Composites.

Safety
Product material safety data sheets (MSDS) should be consulted during application of or when handling this product.

Related Products
The following products are typically used with VelaGlass 875U:
• Veloxx LR Laminating Resin
• Veloxx LVP Low Viscosity Primer
• Veloxx AP Adhesive Paste/Filler
• Velacoat Top Coats
• Velanchor Anchors

Disclaimer/Warranty Statement
Data reported are based on testing conducted at independent testing agencies. Edge Structural Composites reserves the right to change or modify, at its discretion, and without prior notice, any of the information contained in this document.
Edge Structural Composites warrants this product to free of manufacturing defects and that it will meet the current published properties when applied per EDGE’s installation procedure and tested in accordance with ASTM standards. The user determines the suitability for use of this product assumes all risk associated with its use.

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