For medium and large popouts use a hammer and chisel small chipping hammer or core drill to remove all remnants of deleterious substances and unsound concrete.
Concrete pop out repair.
Just add some powered pigment or grout to the clear matchcrete aliphatic polyurethane and you can match most any color.
See the short video below.
Pop outs are small conical shape chunks of concrete that have popped out and left a hole behind.
Clean the hole with a stiff fiber or wire brush.
Also known as rock pops they are small cone shaped pieces of a concrete surface that separate due to focused internal pressure.
10 to 50 mm in diameter.
I would take a look at some of the products from quikrete.
Using a cold chisel and a 3 pound sledgehammer undercut the hole by making the pop out wider at the bottom than at the top.
Chisel the bottom of the hole where the pop out occurred to make it level.
10 mm in diameter.
Repair for small popouts use a rotary hammer drill and drill out the remaining deleterious substance and unsound concrete to create a hole with a minimum depth of inch.
50 mm in diameter.
Medium pop outs leave holes 0 4 to 2 in.
Repairing seasonal pop outs in stamped and colored concrete is easy with matchcrete clear.
They ve been tackling these issues for a while and have some good solutions for both resurfacing and patching concrete.
If you have an over abundance of pop outs in your concrete slab you need to consider resurfacing the patio.
You can patch the small holes by cleaning out the loose material and filling each one with a concrete patching material.
Small pop outs leave holes up to 0 4 in.
Come back after 24 hours and give the repairs a light sanding to blend them in.