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Description for Bostik 940 Fast Set Adhesive/Sealant
One component; fast setting hybrid polymer; UV resistant; superior adhesion to porous and non-porous surfaces.Application Type Bond, Seal 1 Part or 2 Part 1 Part Material Form Paste Substrate Aluminum, FRP, Copper, Glass, Polyester(GRP), PVC, painted or lacquered wood., Stainless Steel, Porous, Nonporous, Fiberglass, Brass, Zinc, Galvanized steel, EPDM rubber, Galvanized steel Industry Marine Manufacturer Bostik Chemistry Hybrid polymer, SMP (Silyl Modified Polymer) Cure Method Moisture Cure Temperature (°C) 25 Cure Time (min) 1,440 High Temperature Resistance (°C) 100, Outstanding Low Temperature Resistance (°C) Outstanding, -40
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Cure Temperature Test Methods
| Cure Temperature | Cure Time Test Method |
|---|---|
| 25°C | Uncured, @77°F/50%RH/0.125" |
Cure Time Test Methods
| Cure Time | Test Method |
|---|---|
| 1,440 min | Uncured, @77°F/50%RH/0.125" |
Tack Free Time Test Methods
| Tack Free Time | Test Method |
|---|---|
| Fast | |
| 10 min | Uncured |
Work / Pot Time Test Methods
| Work / Pot Time | Test Method |
|---|---|
| 15 min | Uncured |
Green Strength Test Methods
| Green Strength | Test Method |
|---|---|
| Excellent | |
| 2.3 (lbs. - force/ft2) | Uncured |
Tensile Strength Test Methods
| Tensile Strength | Type | Cure Time | Cure Temperature | Cure Humidity | Substrate | Test Method |
|---|---|---|---|---|---|---|
| 400 psi | 20,160 min | 25°C | 50 % | Aluminum-to-Aluminum | @ 100%., after 14 days cure at 77°F and 50% RH, 0.08", speed—2-in./min. | |
| 450 psi | 20,160 min | 25°C | 50 % | Aluminum-to-Aluminum | @ Break, after 14 days cure at 77°F and 50% RH, 0.08", speed—2-in./min. | |
| 375 psi | Tensile Shear Strength. | 20,160 min | 25°C | 50 % | Aluminum-to-Aluminum | 0.08", speed—2-in./min, AB481after 14 days cure at 77°F and 50% RH |
Elongation Test Methods
| Elongation | Test Method |
|---|---|
| 225 % | after 14 days cure at 77°F and 50% RH |
Shore A Hardness Test Methods
| Shore A Hardness | Shore Hardness Test Method | Hardness Temperature |
|---|---|---|
| 55 | after 14 days cure at 77°F and 50% RH | 25°C |
Specific Gravity Test Methods
| Specific Gravity | Temperature | Test Method |
|---|---|---|
| 1.4 (g/ml) | 25°C | after 14 days cure at 77°F and 50% RH |
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