Cem-Rock eXtreme – Greenspan

CEM-ROCK™ eXtreme

Product Description

Cem-Rock® eXtreme was developed from the widespread need for a board with racking, pull through and pull out strength. It shares very similar characteristics to Cem-Rock®, but has been formulated to improve on the aforementioned properties.

Load bearing & non-load bearing walls
New-build & retrofit ceilings and floors
Timber frame & SIP panels
Pods & modular builds
Hospitals, prisons & high traffic locations prone to abuse
Carrier board for external brick and block
Carrier board for external insulation and render systems
Stove surrounds

Board with racking, pull through and pull out strength

Suitable for a variety of applications

External Applications

Cladding Substrate Board

Refurbishment of old elevations

Render Receiver Board Acrylic and Sand & Cement finish

Soffits and Ceilings

Steel Frame

Timber Frame

Feature

A1 Fire resistant

Unlike plywood, OSB or drywall boards. It can easily achieve up to 2 hour fire ratings

Moisture resistant

Impervious to water
Dimensionally stable when wet
Structurally stable when wet

Weather resistant

Freeze/Thaw 100 cycles – PASS Soak/Dry 50 cycles – PASS Heat/Rain 50 cycles – PASS

Impact resistant

Hard and durable

Easy to cut with utility knife

Score and snap for easy cutting

Easy to handle (light weight)

Only 30kg per board

Technical Specs

PROPERTY	VALUE
Nominal Dimensions	2400x1200x12.5 mm
Average weight	12.7 kg/m<sub>2</sub>
Reaction to fire (EN 13501-1:2013)	A1
Combustibility (EN ISO 1182)	non-combustible
Bending strength (EN 12467) wet/ambient conditions	20.9 / 18.8 MPa
Tensile strength (ISO 6892:1998)	13.4 MPa
Release of dangerous substance (EN 717-3; ISO 22262-1; ISO 9680)	Not detected
Water vapour resistance factor μ (EN ISO 12572:2002)	19.180
Allowable shear [psf] (fastener spacing: 6”; 4”; 3”) (ASTM D2718)	284; 451; 656
Nail head pull through (ASTM D1037)	1817 N
Screw pull-out (typical 4×40 timber screw)	0.9 kN