Patching Mass

Product Description:

PreRish Tri is empowered by the team of adroit professionals; We are established as one of the prominent manufacturers and suppliers of optimum quality Basic Patching Mass. It is widely demanded for use in coke processing plants to patch the metal surface in order to offer protection form clotting. Prepared by our adroit professionals in accordance with international quality norms, proposed Coke Basic Patching Mass is available with us in different packaging options.  

Product Specifications:

Application: Patching and hair crack repairing

Product Type:  Refractory’s                   

Types of Refractory’s:  Basic Refractory

Shape:       Powder                                  

Color: Brown


  • Easy to apply and dry
  • High density and strength
  • Good thermal stability
  • Resistance to erosion


General Properties
A. Max service temperature 1750oC
B. Maximum grain size 0.5 mm
C. Installation mode WET
D. Main content MAGNESIA (MgO)
E. Chemical nature ALKALINE
Chemical Properties
B. Alumina Al2O3 3.00%
G. Magnese Oxide MgO 76.50%
A. Silica SiO2 6.50%
C. Ferric Oxide Fe2O3 1.00%
D. Chromium Oxide Cr2O3 9.90%
Physical Properties
A. Dry Density 2.3 g / cc
B. Linear Change – 0.01%
C. MOR 55 MPa at 110oC / 24 hr
50 MPa at 1550oC / 3 hr
Thermal Properties
A. Refractoriness (Orton / oC) 38 orton cone / 1835oC
B. Thermal Shock Resistance Good
C. Sintering Temperature 800oC
Packaging 1 Tonne jumbo bag / 50 kg bag / 25 kg bag
Storage Life 5 months
Application Patching and hair crack repairing