Mortar

Introduction of Refractory Mortar

Refractory mortar, also known as fire clay or joint filler. It is a kind of joint material for refractory bricking-up. AGRM is a professional refractory mortar manufacture in China, producing and marketing a range of refractory mortar such as high alumina mortar, fire clay mortar, etc. welcome to contact us.

Mortar
Mortar

High Alumina Mortar

Introduction of High Alumina Mortar

High alumina mortar is a kind of mortar refractory mainly made from alumina clinker with soft clay or some chemical binder. Al2O3 content of high alumina mortar is different based on bricking-up composition and operation requirement.

High Alumina Mortar
High Alumina Mortar

Features of High Alumina Mortar

  • High refractoriness.
  • Good cohesiveness.
  • Good corrosion resistance.
  • Good plasticity.
  • High compressive strength.
  • Good  wear resistance.
  • Good spalling resistance.

Performance Index of High Alumina Mortar

Item  index      
 LN-55ALN-55BLN-65ALN-65BLN-75ALN-75BLN-85BGN-85B
refractoriness,℃not less than17701770179017901790179017901790
Al2O3,% not less than5555656575758585
Cold bending resistance andcohesive strength not less than110℃after drying12121222
 1400℃×3hAfter burning464646
 1500℃×3h fter burning66
0.2MParefractoriness under load,℃T2.0 not less than1300140014001650
linear change rate,%1400℃×3hAfter burning+1~-5
 1500℃×3hAfter burning+1~-5
cohesive time,min1~3
granularity,%-1.0mm100
 +0.5mm not more than2
 -0.074mmnot less than5040

Fire Clay Mortar

Fire clay mortar is a type of refractory material mainly made of clay and fine stone powder. Fire clay mortar is mainly used as the joints and coating materials in building refractory bricks.

fire clay mortar
fire clay mortar

Features of Fire Clay Mortar

  • High strength.
  • Excellent performance.
  • Low drying and baking shrinkage.
  • High refractory capacity.
  • High bonding strength.

Application of Refractory Mortar

It is mainly used for repairing and sealing of refractory structures such as high temperature furnaces, ovens, chimneys, stoves and fireplaces, as well as laying fire bricks.

mortar application
mortar application
mortar application
mortar application
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