SpecRock is a pourable non-shrink Portland cement-based anchoring cement that sets hard in 12–15 minutes

SpecRock is a one-component, waterproof, non-shrink, Portland cement-based anchoring cement that expands as it sets to lock into the surrounding concrete. SpecRock ES (extended set) offers a 60–75 minute work time for placement in hot weather conditions above 90°F.

Features

• Sets hard in 12–15 minutes for fast production
• Rapid high strength — up to 2,000 psi in 1 hour at 72°F
• Controlled expansion locks into surrounding concrete as it sets
• Non-metallic — maintains volume stability over time
• Waterproof and resistant to freeze/thaw cycles
• Flowable and pourable for easy application
• Approved for exterior use and direct water exposure
• SpecRock ES offers 60–75 minute extended work time for hot weather applications above 90°F

Specifications

Set Time (Standard)	12–15 minutes
Set Time (ES Extended)	60–75 minutes
Compressive Strength	Up to 2,000 psi in 1 hour at 72°F
Water Ratio	Approximately 16.7% by weight
Working Time	8 minutes after mixing
Minimum Placement Thickness	1"
Maximum Lift Thickness	18"

Supporting Documents

Technical Data Sheet (TDS)

Safety Data Sheet (SDS)