ASTM C920 PDF

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.

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Color Concrete Gray Packaging 4 gallon units. The adhesion and cohesion after cyclic movement shall be tested to meet the requirements prescribed. Grout bolts, dowels, and pins. Grade NS or gunnable sealant shall have the required flow characteristics such that when tested in vertical displacement. Also available as a pre-pigmented product in Limestone Gray.

This specification covers the properties of a cured single- or multicomponent cold-applied elastomeric joint sealant for sealing, caulking, or glazing operations on buildings, plazas, and decks for vehicular or pedestrian use, and types of construction other than highway and airfield pavements and bridges.

Gaskets in openings in walls or floors for ducts, piling, zstm. Use Use to fill vertical and overhead non-moving, saw-cut construction control joints and cracks Use as a flexible 9c20 Characteristics and Advantages 2 to 1 ratio ensures easy mixing, easy handling An adhesive with excellent flexibility Excellent durability Conforms to ACI It is informational only and not an official part of the standard; the full text of the standard itself must be referred to for its use and application.

Color White Packaging Disposable The adhesion-in-peel test shall be performed to meet the requirements precribed.

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Good weathering and water resistance. Type S, grade P, and grade NS sealant shall not be less than the given extrusion rate when tested. 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. If tests are required using substrates in addition to or other than the c9200, they should be so specified for testing.

Use as a security sealant. Withstands wheel traffic and heavy loads. Conforms to ACI Fast-setting and strength-producing adhesive. About us Sika U. It asstm principally a chemical cure in a non-sag consistency.

ASTM C – 18 Standard Specification for Elastomeric Joint Sealants

Shock absorbent and durable. Historical Version s – view previous versions of standard. Use Use as a binder for epoxy mortar repairs As a pick-proof sealant around windows, doors, lock-ups, etc.

Referenced Documents purchase separately The documents listed below are referenced within the subject standard but are not provided as part of the standard.

ASTM C920 Joint Sealant

Test methods relate to special standard specimen substrates of mortar, glass, and aluminum. Characteristics and Advantages Remains flexible. Light weight construction materials. Characteristics and Advantages Excellent adhesion on all cement-based materials, brick, ceramics, glass, metals, wood, epoxy, polyester and acrylic resin.

Use as a flexible adhesive. The accelerated weathering effects, and sealants exposed to wstm immersion shall be determined to meet the requirements prescribed.

Containers, tanks, and silos. Downloads Sika Air Barrier Brochure. Link to Active This link will always route to the current Active version of the standard.

It is essential, therefore, that the applicable type, grade, class, and use be specified so that the proper satm of sealant is provided for the intended use.

The adhesion-in-peel after ultraviolet exposure through glass shall be determined to meet the requirements prescribed. Wood or metal and door frames.

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Prevents deterioration of joint edges.

Ideal for use with plural injection type systems. As an elastic joint sealer for: A multicomponent chemically curing sealant shall be furnished in two or more components. Use Applications to include: This abstract is a brief summary of the referenced standard. The sealant shall not cause any visible stain on the top surface of a white cement mortar base when tested. Use Use to fill horizontal, non-moving, saw cut construction control joints and cracks.

Grade P pourable or selfleveling sealant shall have the required flow characteristics, it shall exhibit a smooth, level surface. Use NT nontraffic sealant shall have a hardness reading, after being properly cured, of not less than 15 or more than 50 when tested. Can be painted over with water, oil, and rubber-based paints.

Use T traffic sealant shall have a hardness reading, after being properly cured, of not less than 25 or more than 50 when tested.

A sealant qualifying under this specification shall be classified as to type, grade, zstm and use as follows: Floor moldings and door satm. Special colors available on request Packaging 1. Excellent adhesion to concrete, masonry, metals, wood, and most structural materials. Convenient easy mix ratio A: Type M and grade P sealant, when tested shall be not less than the given extrudable rate 3 h after mixing.

Paste consistency ideal for vertical and overhead repair of concrete. Air ducts and high vacuum systems.