Expansion & Control Joints

Rapid® Poly-Joint - P.V.C. Compound

Available in Regular, Tee, and Wide Flange designs. Joint is designed for use with standard sash block. PVC material conforms to ASTM D2287 type PVC 654-4 with a Durometer hardness of 85±5 when tested in accordance with ASTM D2240. Cold crack brittleness -35°F (-37°C)

TABLE 13A: SHEAR STRENGTH

Control
Joint
Type

Average Load
per 8" of Joint
(lbs)

Shear
Strength
(psi

Wide Flange

2283 (10.2 kn)

490 (3.4 mPa)

Regular

2831 (12.7 kn)

566 (3.9 mPa)

Rapid® Soft-Joint/Expansion Joint

Keeps mortar and other foreign material outside horizontal or vertical expansion joints. Available in a variety of widths with adhesive on one side for convenient temporary attachment to steel shelf angles. 1/4" (6mm) thick for soft joint and 3/8" (10mm) thick for expansion joint. Closed cell neoprene material conforms to ASTM D1056 class RE41 or 2A1 compressibility exceeds 50%. Other widths and thicknesses available.

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