Joint Sealant

JS-60 is a self-leveling, 100% solids, two-component modified polyurea-based elastomeric joint sealant. JS- 60 is a flexible material that is designed for 25% movement of an installed joint width. A minimum of 28 days is recommended for concrete to effectively cure prior to installing joint filler or joint sealant.

Physical Properties

Mix Ratio


Tack-Free Time (Minutes)

< 5 min

Gel Time, (seconds)

2-3 min

Pot Life ASTM D1640

3-4 min

Open to Foot Traffic ASTM D1640

2 hours

VOC Content


Solids Content


Shore A Hardness, ASTM D2240

58 – 60

Elongation, ASTM D638

340 – 400

Tensile Strength (PSI), ASTM D638

580 – 625

Tear Strength (lb./in.), ASTM D624

130 – 140

Taber Abrasion, ASTM D4060

(mg loss, 1000 revs, H-18))


The values stated in this technical data sheet are produced under controlled laboratory conditions.