Factory:  Corner Steyr & Alfa Sts 
Aureus Industrial sites 
RANDFONTEIN  
Email: info@keramicalia.co.za
Website: www.keramicalia.co.za
Cell: Dave  082  808 4757
Email: keraccounts@iafrica.co.za
Accounts: Myrtle Wakeford
Tel: (011) 764 2139
Tel: (011) 412 3261
P O  Box 2288
Wilro Park,1731

A periclase (magnesia, MgO) refractory of high purity and refractoriness.

Composition;   95%  MgO                                    <2,5%  SiO2

                         <1%   Al2 O3                             <2%   Fe2 O3

                         <1%   K2                                   <2%   Na2 O

Bulk density 2,75 to 2,85g/cm3

Thermal conductivity;  Around 4,0W/mK

Cold crushing strength; 45 MPa plus

Max particle size;  6mm

Max service temperature, continuous;  1800C

Water addition; Nil for dry spiking,   +3-5% for ramming   +6-8% for casting, use vibration. 

Setting;  Note that it takes days to set.

Curing;   After 2 days the former may be removed and heating may start immediately.   Do not leave Keraclase casting wet for too long in a hot damp climate, it will hydrate and crack.

Packaging;   25kg plastic bags.

Development no.;   115300