KingExtra AP30^®

KingExtra AP30 is a polymer modified hot-applied asphaltic binder. In combination with a carefully graded aggregate, KingExtra AP30 provides an easy to apply flexible asphaltic plug to accommodate slight structural movement in bridges expansion joints.

• Provides a reliable modified asphaltic joint plug for in- situ constructed expansion joints in bridges with movement accommodation up to ± 20 mm
• Acts as a flexible and smooth transition strip between the approach pavement and the bridge deck
• Can be used as a repairing and patching system for localized defective areas in roads and pavements
• Note: The actual movement accommodation of KingExtra AP30 depends on the blockout width and thickness, for further information, please consult KINGKRETE’s Technical Department

• Highly workable
• Excellent asphalt compatibility
• Highly durable
• Maintains good flexibility at low temperature
• Excellent bond properties
• Low maintenance requirements
• Minimum traffic downtime
• STANDARDS KingExtra AP30 complies with the requirements of Standard Specification for Asphaltic Plug Joints for Bridges, ASTM D6297 (see technical properties table)
• AGGREGATE PROPERTIES A low absorbent hard wearing aggregate of 10 - 25 mm size should be used, consult with KINGKRETE’s technical department for more details about the suitability of other types and sizes of aggregates
• The mixing ratio for the binder part with the aggregate is highly dependent on the aggregate size and type, method of installation and other site conditions, a recommended start-up mix ratio is as follows:
• 1 part binder : 3 parts aggregate (by weight)
• *Technical properties as per the requirement of ASTM D6297 for KingExtra AP30 binder