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Roar Expansive Cement

Advantages of expansive cement

Discover our product's key benefits.


CEMENTO EXPANSIVO ROAR (CER) is a demolition agent, an expansive demolition agent, used without incident and with excellent results by thousands of career owners, contractors and owners around the world. ROAR EXPANSIVE CEMENT (CER) is used to break, cut and demolish stone and concrete, avoiding excessive waste of materials.

Expanding Roar cement mixed with cold water reacts chemically, causing a large expansive tension. It is an ideal alternative where security is needed.

Roar expansive cement No permits needed

Technical data sheet Download PDF here

Stone and concrete Cutting and demolition

Key Advantages of ROAR

A Secure Technology

Engineers and architects now request this SAFE technology in places where explosives are not suitable.

No Noise or Vibrations

Hydraulic hammers can't access the cutting site, cause annoying vibrations, and are slower than ROAR.

HOW TO USE ROAR MINORT EXPANSIVE CEMENT

1 – Drill (with hammer or drilling machine)

Holes must be drilled to allow a free face for the ROAR EXPANSIVE CEMENT to push through. For example, drilling at a 45º angle on a flat surface will push it up, but drilling straight down may not allow any pressure relief.

BREAK DESIGN REFERENCE TABLE (unit: cm)

Element to break

soft stone

100% Kg/m3

40-100

Hole depth
  • 60-90
  • 30-40
  • 5-10
  • Hole diameter

Hard stone

105% Kg/m3

30-40

Distance between holes
  • 60-90
  • 38-42
  • 12-22
  • Kg/m3

Mass concrete

80-85% Kg/m3

20-30

Linear distance between holes
  • 60-90
  • 38-42
  • 12-18
  • Kg/m3

2 – Mix and Fill

It should be thoroughly mixed with clean, cold water before use, in a proportion of 30% of the total weight.

Event heading

In summer , the best time to use ROAR EXPANSIVE CEMENT is in the morning when the temperature of the material is low.

Wait for the
ROAR cement act

 

Drilling for ROAR
expansive cement

 

ROAR EXPANSIVE CEMENT EXAMPLES

Different examples showing how Roar expansive cement works.

Urban Clearings (attached to formwork) Clean cuts along the perforation line

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