This ASTM specification covers the properties of a cured single- or multicomponent cold-applied elastomeric joint sealant for sealing, caulking. It conforms to the current ASTM C and AASHTO M specifications. . Meets ASTM C , Type M, Grade NS, use T, NT, O, M, G, A and Federal. Our technical data sheets now refer to specification ASTM C in regard to the elastomeric joint sealants. This specification encompasses both the.
|Published (Last):||18 December 2010|
|PDF File Size:||15.79 Mb|
|ePub File Size:||12.22 Mb|
|Price:||Free* [*Free Regsitration Required]|
Color Concrete gray Packaging 1 gal.
ASTM C920 Joint Sealant
Cover plates, gaskets and coverings. Also available as a pre-pigmented product in Limestone Gray. This abstract is a brief summary of aastm referenced standard. As a pick-proof sealant around windows, doors, lock-ups etc.
Gaskets in openings in walls or floors for ducts, piling, etc. Use As an elastic adhesive for: Light weight construction materials.
Excellent adhesion to concrete, masonry, metals, wood, and most structural materials. There shall be no transfer of the sealant to the polyethylene film when tested at 72 h. Limestone Gray color available pre-pigmented. Color White Packaging Disposable Downloads Sika Air Barrier Brochure.
A multicomponent chemically curing sealant shall be furnished in two or more components.
ASTM C – 18 Standard Specification for Elastomeric Joint Sealants
Use as a flexible adhesive. Referenced Documents purchase separately The documents listed below are referenced within the subject standard but are not provided as part of the standard. Withstands wheel traffic and heavy loads. Reservoirs or water retaining structures. Link to Active This link will always x920 to the current Active version of the standard.
The adhesion-in-peel after ultraviolet exposure through glass shall be determined to meet the requirements prescribed. Floor moldings and door sills.
Grade NS or gunnable sealant shall have the required flow characteristics such that when tested in vertical displacement. It should be recognized by the purchaser or design professional that astmm all sealants meeting this specification are suitable for all applications and all substrates.
A single-component sealant shall be a uniform mixture of a consistency suitable for immediate application by hand or pressure caulking gun or by hand tool.
The adhesion-in-peel test shall be performed to meet the requirements precribed. Prevents deterioration of joint edges. Use NT nontraffic sealant shall have a hardness reading, after being properly cured, of not less than 15 or more than 50 when tested. The sealant shall not cause any visible stain on the top surface of a white cement mortar base when tested.
It is essential, therefore, that the applicable type, grade, class, and use be specified so that the proper classification of sealant is provided for the intended use. The accelerated weathering effects, and sealants exposed to continuous immersion shall be determined to meet the requirements prescribed.
Use as a security sealant. Use T traffic sealant shall have a hardness reading, after being properly cured, of not less than 25 or more than 50 when tested.
ASTM C Joint Sealant | Sika Corporation U.S.
Wood or metal and door frames. Good weathering and water resistance. Characteristics and Advantages Remains flexible.