Knowde Enhanced TDS
Identification & Functionality
- Chemical Family
- Product Type
- Technologies
- Product Families
Features & Benefits
- Labeling Claims
- Ready-to-Use Product Features
Applications & Uses
- Markets
- Applications
- Application Method
- Application Areas
When applied as detailed in the Belzona Instructions for Use (IFU), the system is ideally suited for application to the following:
Protection of insulation on:- Pipes
- Air conditioning ducting
- Valve boxes
- Flange covers
- Boilers
- Pressure vessels
- Bulk storage tanks
- Heat exchangers
- Tank base sealing
- Roof repair and protection
- Application Information
Drying Time - Applied under good drying conditions, will be water resistant within 60 minutes of application. Under cool or humid conditions, this time will be extended. The product should not be applied when the relative humidity is above 90% or the surface temperature is below 41°F (5°C).
Coverage Rates - Apply the first coat of Belzona 3211 incorporating Belzona 9321 sheet to a dry film thickness of 10 mil (250 microns). Apply the second coat of Belzona 3211 to adry film thickness of 6.0 mil (150 microns). Refer to the IFU for a guide to practical coverage rates.
Properties
- Color
- Physical Form
- Appearance
- Thixotropic Liquid
- Odor
- Styrene acrylic
- Typical Properties
| Value | Units | Test Method / Conditions | |
| Density | 1.46 - 1.51 | g/cm3 | — |
| Elongation Reinforced Crosswise (7 days, 68°F[20°C]) | 2.4 | % | ASTM D412 |
| Elongation Reinforced Lengthwise (7 days, 68°F[20°C]) | 1.2 | % | ASTM D412 |
| Elongation Unreinforced (7 days, 68°F[20°C]) | 40.0 | % | ASTM D412 |
| Flash Point | None | — | — |
| Solids (By Volume) | 57 - 62 | % | — |
| Solids (By Weight) | 72 - 76 | % | — |
| Solvent | Water | — | — |
| Tear Strength Reinforced Crosswise (7 day, 68°F[20°C]) | 324 (57) | pli (N/mm) | ASTM D624 |
| Tear Strength Reinforced Lengthwise (7 day, 68°F[20°C]) | 304 (53) | pli (N/mm) | ASTM D624 |
| Tear Strength Unreinforced (7 day, 68°F[20°C]) | 75 (3) | pli (N/mm) | ASTM D624 |
| Tensile Strength Reinforced Crosswise (7 day, 68°F[20°C]) | 5275 (36.4) | psi (N/mm2) | ASTM D412 |
| Tensile Strength Reinforced Lengthwise (7 day, 68°F[20°C]) | 3900 (26.9) | psi (N/mm2) | ASTM D412 |
| Tensile Strength Unreinforced (7 day, 68°F[20°C]) | 328 (2.3) | psi (N/mm2) | ASTM D412 |
| Vapor Resistance Reinforced (7 day, 68°F[20°C]) | 2.0 | MNs/g | — |
| Vapor Resistance Unreinforced (7 day, 68°F[20°C]) | 1.7 | MNs/g | — |
| Viscosity (77°F, 25°C) | 1.7 - 3.7 | poise | — |
| Water Vapor Permeability Reinforced (7 day, 68°F[20°C]) | 8.6 | Perms | ASTM E-96 |
| Water Vapor Permeability Unreinforced (7 day, 68°F[20°C]) | 10.5 | Perms | ASTM E-96 |
| Water Vapor Transmission Reinforced (7 day, 68°F[20°C]) | 99.0 | g/m2/24 hrs | ASTM E-96 |
| Water Vapor Transmission Unreinforced (7 day, 68°F[20°C]) | 125.3 | g/m2/24 hrs | ASTM E-96 |
Technical Details & Test Data
- Accelerated Weathering Resistance
After 1000 hours ISO 11341 UV exposure typical values for the system tested in accordance with ASTM D412 (Die C) and ASTM D624 will be:
Elongation (ASTM D412) Unreinforced 51% Reinforced Crosswise 3.70% Reinforced Lengthwise 4.70% Tensile Strength (ASTM D412) Unreinforced 600 psi (4.14 N/mm2)
Reinforced Crosswise 2435 psi (16.8 N/mm2)
Reinforced Lengthwise 2261 psi (15.6 N/mm2)
Tear Strength (ASTM D624) Unreinforced 95 pli (7 N/mm) Reinforced Crosswise 305 pli (53 N/mm)
Reinforced Lengthwise 183 pli (32 N/mm)
- Fire Resistance
When tested in accordance with ISO 11925-2 (SFI) and EN 13823 (SBI) and certified in accordance with EN 13501-1, the system achieved a classification of C s2 dO.
- Heat Resistance
For many applications the product is suitable for service temperature up to 212°F (100°C).
- UV Resistance
When tested in accordance with ISO 4892-2 (Xenon Arc), Belzona 3211 will not show significant chalking or color change after 8500 hours exposure.
Storage & Handling
- Shelf Life
Belzona 3211 shall have a shelf life of 5 years from date of manufacture when stored in original unopened containers between 41°F (5°C) and 86°F (30°C).