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A new ester hardener for moulding sands with water glass having slower activity
Moulding sand Water glass Hardener
2011/4/1
moulding sands with water glass, carried out in ester technology. Investigations are continuation of works connected to hardener based on carbonic acid’s esters, that significantly upgrades the abili...
The kinetics of activation and deactivation in the process of water ozonising used for advanced oxidation of the dust waste from moulding sands
bentonite sands toxic compounds advanced oxidation ozone kinetics of dissolution
2011/3/29
Adding coal dust and organic carriers of the lustrous carbon to bentonite-bonded moulding sands in amounts justified by the technological regime and the use of cores and protective coatings based on o...
The kinetics of activation and deactivation in the process of water ozonising used for advanced oxidation of the dust waste from moulding sands
bentonite sands toxic compounds advanced oxidation ozone kinetics of dissolution
2011/3/29
Adding coal dust and organic carriers of the lustrous carbon to bentonite-bonded moulding sands in amounts justified by the technological regime and the use of cores and protective coatings based on o...
On the measurement of surface tension in binders used for moulding sands
Foundry technology Moulding sands Binders properties Surface tension of binders
2011/3/15
The surface tension of foundry binders is a very important parameter affecting the properties of a sand-binder system. Combined with other parameters, its value determines an outcome of the process of...
Investigating the kinetics of the binding process in moulding sands using new, environment-friendly, inorganic binders
Innovative materials and foundry technology New inorganic binders
2011/3/15
The article discusses the results of an investigation carried out on the chemically bonded and CO2 blown moulding sands using selected, modified inorganic binders. The investigations make an important...
Application of design projects developed by Foundry Research Institute in Krakow in construction of integrated stand for processing and reclamation of moulding sands
Foundry sand system Used sand Reclamation Waste management
2011/3/15
The article is devoted to the description of a new integrated system for processing and reclamation of moulding and core sands using the equipment developed by Foundry Research Institute in Krakow. Th...
3D model of impulse compaction of moulding sands model
Moulding sand Impulse compaction process Rheological model 3D mathematical model
2011/3/15
A mathematical 3D model is presented, fully describing the impulse compaction process of moulding sands. The model is based on the models of the impulse head dynamics as well as of the deformation and...
The mechanism of improving the knock-out properties of moulding sands with water glass
Moulding sands Water glass Knock-out properties New additive Glassex
2011/3/15
The article concerns a trial of explaining the mechanism of improving the knock-out properties of moulding sands with water glass made in ester technology after using the new additive called Glassex. ...
Behaviour of moulding sands with hydrophilic binders in dry air
Ultrasonic Moulding sand Surface layer
2011/3/11
The work presents results of research on changes of elasticity and durability properties of moulding sands with a hydrophilic binder. The research concerns the surface layer of a mould. The presented ...
HIGH-TEMPERATURE EXPANSION AND KNOCK-OUT PROPERTIES OF MOULDING SANDS WITH WATER GLASS
Moulding sands Water glass Knock-out properties New additive Glassex
2011/3/10
The article focuses on the topic of improving the knock-out properties of moulding sand with water glass and ester hardener. It is settled that the cause of worse knock-out properties of moulding sand...
EVALUATION OF WETTABILITY OF BINDERS USED IN MOULDING SANDS
foundry technology moulding sands binders properties binders wettability measurements
2011/3/10
Binders used in moulding sand have the differential properties. One of the main parameters influencing on moulding sand properties is wettability of the sand grain by binding material.