Verified by manufacturer over a year ago
Polyurethane sealant.
Bostik Seal ‘N’ Flex 1 can be used on:
Bostik Seal ‘N’ Flex® 1 is a low modulus, one component, Class-A polyurethane sealant. When cured it will form a tough and flexible seal capable of cyclic expansion and compression movement of 100% (±50%) of the original installed joint width.
Color | Manufacturer guidance12 colours available. |
Finish | Smooth thixotropic paste. |
Material | Polyurethane. |
Shape | Other Manufacturer guidanceConcave shaped installation achieved by sealant tool. |
Size | Manufacturer guidanceMinimum allowable joint depth is 6mm. Maximum allowable joint width is 50mm. Depth to width ration of 1:1 up to 12mm width and 2:1 From 12-50mm width. |
Uniclass | |
NATSPEC National Classification System | 0181a Adhesives and Sealants 0181 Adhesives, Sealants and Fasteners |
SpeedSpec | 03470 Tilt-Up Concrete 04220 Blockwork 04210 Brickwork 07462 Cladding External Walls 09260 Dry Wall Partitions and Linings 09300 Ceramic Tiling 08520 Metal Windows and Glazed Doors 09250 Plasterboard |
SpecPack | 04210 Brickwork 04220 Blockwork 09250 Plasterboard 09260 Dry Wall Partitions and Linings 09300 Ceramic Tiling 03470 Tilt-up Concrete 08520 Metal Windows and Glazed Doors 07600 Metal Roofing, Siding and Roof Plumbing 07430 Sandwich Panels 07410 Insulated Roof and Wall Panels |
Material | One-part polyurethane. |
Class | Class A. |
Colour | White.Grey.Black.Bahama Beige.Bronze.Classic Bone.Epping Grey.Limestone.Manilla Sand.Off White.Redwood.Sandstone. |
Application temperature range | Not below 5 °C or above 35 °C. |
Joint width | Maximum 50mm. |
Shore hardness - A | 30. |
Viscosity | Non-sag, smooth thixotropic paste. |
Service temperature | -40 °C to 75 °C. |
Cure time | 7 days on porous substrates. Allow 14 days in joints over 20mm wide. |
Specific gravity | 1.25 g/ml. |
TensileStrength | > 1.3 N/mm². |
Elongation at break | > 900%. |
Joint movement | ± 50%. |
Country of product manufacture | Australia |