Abstract: The present invention relates to a mounting plate, in particular a fixed mounting plate, for a die-casting machine, wherein the mounting plate has a dome-shaped cavity, the base of which is in the second side of the mounting plate and is open and which tapers towards the centroid of the receiving openings on the first side. The present invention further relates to a die-casting machine having such a mounting plate.

Abstract: A core for casting a valve housing includes at least one first core part which is additively produced, and at least one second core part which is produced without using additive production. The at least one first core part represents at least one pressure chamber or at least one pressure medium channel of the housing which is configured to provide a fluidic connection of a pressure medium source to a pressure medium consumer when the housing is formed using the core. At least one frame-shaped core holder is formed by a first of the at least one second core part when the housing is formed using the core.

Abstract: A positive electrode active material for nonaqueous electrolyte secondary batteries contains a lithium transition metal composite oxide that contains not less than 80% by mole of Ni relative to the total number of moles of metal elements other than Li; and Ti is present at least in the surfaces of particles of the composite oxide. With respect to this positive electrode active material, if particles having a volume-based particle diameter more than the 70% particle diameter (D70) are taken as first particles and particles having a volume-based particle diameter less than the 30% particle diameter (D30) are taken as second particles, the molar fraction (A2) of Ti relative to the total number of moles of metal elements in the surfaces of the second particles is higher than the molar fraction (A1) of Ti relative to the total number of moles of metal elements in the surfaces of the first particles.

Abstract: A mold strength measuring device according to an aspect obtains information about strength of a mold having a product surface and a back surface opposite to the product surface. The mold strength measuring device comprising a cutting tool and a measurement probe. The cutting tool form a bottomed hole extending from the back surface toward the product surface in the mold. The measurement probe to be inserted into the hole to measure a reaction force received from a bottom of the hole.

Abstract: The additive composition of the present invention is one blended in a sand composition which is subjected to foaming to mold a sand mold, and includes (A) an alkylsulfonate metal salt having an alkyl group with 9 to 22 carbon atoms. The additive composition may further include at least one component selected from a group consisting of (B) an alkylsulfate metal salt, (C) a polyoxyalkylene alkyl ether sulfate metal salt, and (D) an alkylbenzene sulfonate metal salt.

Abstract: Production methods for Ti—Al alloys may include: adding a flux including calcium oxide containing 35+wt. % calcium fluoride, to a melt starting material of Ti material and Al material and with 50+wt. % Al; introducing the fluxed melt starting material into a water-cooled copper crucible having a tapping port in the bottom, induction melting it inside the water-cooled copper crucible in at least a 1.33 Pa atmosphere; the flux, containing oxygen released from the melt starting material by the induction melting, is separated out by tapping the melt starting material, which was induction melted in the water-cooled copper crucible, downward from the tapping port; and when obtaining the Ti—Al alloy by casting the flux-removed melt starting material, the induction melting output is reduced to no more than 90% of that during melting and tapping is performed from the water-cooled crucible with the output in a reduced state.

Abstract: The invention relates to a feeder insert (1, 1?, 1?, 1??, 100, 100?) for use in metal casting in casting molds, comprising a feeder body (2, 2?, 2?, 2??, 102, 102?) which delimits a feeder cavity (4, 4?, 4?, 4??, 104, 104?) for receiving liquid metal, wherein the feeder body (2, 2?, 2?, 2??, 102, 102?) has a first end (6, 6?, 6?, 6??, 106, 106?) having a passage opening (8) for the liquid metal and a second end (10, 10?, 10?, 10??, 110, 110?) opposite the first end (6, 6?, 6?, 6??, 106, 106?), and wherein the feeder body (2, 2?, 2?, 2??, 102, 102?) comprises a central axis (Z) extending through the passage opening (8). The feeder body (2, 2?, 2?, 2??, 102, 102?) is separated at least one partition plane (E) extending in a direction of the central axis (Z) and is formed at least from a first feeder shell (18, 18?, 18?, 18??, 118, 118?) and a second feeder shell (20, 20?, 20?, 20??, 120, 120?).

Abstract: A method for producing a molded part for use in a casting method may involve an additive manufacturing process. The method may also include introducing at least one relief joint into the molded part during production in order to prevent or reduce tensile stresses in the molded part.

Abstract: A tilting melting hearth system (10) includes a tilting melting hearth (12) for melting a metal (14) into a molten metal (16) and a central processing unit (CPU) (18) for controlling the tilting melting hearth (12) having an automated hearth tilting program (20) configured to select a hearth tilt profile based on a weight (66A) of the molten metal (16) in the tilting melting hearth (12). The tilting melting hearth system (10) can also include an atomization die (38) in flow communication with the tilting melting hearth (12) for receiving a stream of molten metal (40) and generating a metal powder (42), or a casting die (46) for generating a casting (48) of the metal (14). The tilting melting hearth system (10) can be used to perform a method for recycling scrap metal by automatically determining the weight of the molten metal (16) in the tilting melting hearth (12).

Abstract: The invention concerns an exchangeable nozzle for a nozzle changer system for billet casting, a method for manufacturing such a nozzle, a nozzle changer system comprising such a nozzle and a tundish comprising such a nozzle changer system.

Abstract: The invention provides an endless rolling method based on temperature uniformity control, and belongs to the field of iron and steel metallurgy. By optimizing the process path, a new layout mode is adopted, a double heat storage soaking furnace and a descaling box are additionally arranged, transverse and longitudinal bonding magnetic induction heating device is adopted, transverse and longitudinal temperature uniform of the slab in the rolling process is realized, the cross section temperature difference is reduced, and the product quality is improved. On the basis of five-stand arrangement of a traditional finish rolling mill, a rolling mill is additionally arranged to serve as a standby rolling mill, such that on-line non-shutdown change roller of the finish rolling mill is realized.

Abstract: A method for preparing a negative pressure film-covering frozen sand mold includes: directly obtaining a mold cavity of a sand mold through numerically controlled machining of a frozen sand blank; covering a surface, brushed with a thermal insulation coating, of the mold cavity of the sand mold with a softened thin film, and covering an outer surface of the sand mold with a back film to seal a sand box; fixing the frozen sand mold in an air extraction sand box with a vacuum chamber, and extracting air through a vacuum pump, so that the thin film tightly adheres to the sand mold through vacuum suction force; and closing the box to obtain an integral sand mold, and pouring a casting at room temperature or low temperature under negative pressure. The method is environment-friendly, and the prepared frozen sand mold has high strength and is convenient for sand cleaning.

Abstract: Casting core for the manufacture of hollow metal aeronautical parts, in particular high-pressure turbine parts by lost-wax casting, including a composite material including on the one hand a first phase of formula Mn+1AlCn, where n=1 to 3 and M being a transition metal selected from the group consisting of titanium and/or niobium and/or molybdenum, the composite material including on the other hand a second phase of formula Al4C3.

Abstract: A mold used for centrifugal casting includes a mold body formed in a cylindrical shape and a lid member (40) that is detachably assembled to an end part of the mold body in an axial direction. The lid member includes a lid body (41) that is attached to an opening part formed at the end part of the mold body, a protrusion part (450) that is fitted to the mold body, and a spring that applies elastic force to the lid body in a direction in which the lid body closely contacts the mold body.

Abstract: A casting method includes forming a seed. The seed has a first end and a second end. The forming includes bending a seed precursor. The seed second end is placed in contact or spaced facing relation a chill plate. The first end is contacted with molten material. The molten material is cooled and solidifies so that a crystalline structure of the seed propagates into the solidifying material. The forming further includes inserting the bent seed precursor into a sleeve leaving the bent seed precursor protruding from a first end of the sleeve.

Abstract: Proposed are an apparatus for molding a material, and a method for molding a material by using the apparatus. The apparatus includes first and second fixed platens (110 and 120) provided as a pair and spaced a predetermined distance from each other by tie bars (150), a movable platen (140) movable along the tie bars (150) between the first and second fixed platens (110 and 120), a mold (200) which is provided with a movable mold (220) and a fixed mold (240) and which forms a molding space (260) that is capable of being open or closed as the movable mold (220) moves in a direction toward or away from the fixed mold (240), and a pressing block (300) selectively positioned between the first fixed platen (110) and the movable mold (220) such that the pressing block is capable of applying a pressure to the movable mold (220).

Abstract: A sliding closure (10) at the outlet of a metallurgic container is provided with a housing (12), at least one closing plate arranged therein, a longitudinally displaceable closing plate and a cover (15), fastened to the housing (12) by means of a bracing mechanism (20). The closing plates can be pressed against one another by the bracing mechanism (20) via the cover (15). The bracing mechanism (20) having at least one spring member (33) is provided with clamping levers (21, 22) pivotably housed on either side at the housing (12) and supports (23, 24) which cooperate with same, with the result that, by pivoting these clamping levers (21, 22), the cover (15) can be fastened to, or released from, the housing. In this way, the closing plates, which often need to be exchanged, can also be braced, always uniformly and optimally, against one another, even after many operational uses.

Abstract: A high-temperature-resistant casting system comprises following casting elements in a connection relationship: a sprue cup (1) and a down sprue (2) connected with a lower end of the sprue cup, wherein the other end of the down sprue is connected with one end of a filtering element (6), the other end of the filtering element is connected with a three-way pipe (3), openings in two sides of the three-way pipe are connected with one end of an inlet section of a runner (4), and one end of an outlet section of the runner is connected with a tapered elbow (5). The casting elements comprise the following components in percentage by weight: 41-51% of a refractory fiber, 40-51% of a silicate fiber and 5-19% of a binder. A preparation method of the high-temperature-resistant casting system is further provided.

Abstract: A slab casting method using a twin-drum continuous casting device manufactures a slab by solidifying molten metal by a pair of rotating casting drums includes calculating estimated sheet thicknesses on both ends in a width direction of the slab from equation 1 ((estimated sheet thickness)=(cylinder screw down position)+(elastic deformation of casting drum)+(casting drum housing screw down system deformation)+(drum profile of casting drum)?(elastic deformation of casting drum at the time of screw down position zero adjustment)) by using a casting drum housing screw down system deformation characteristic indicating a deformation characteristic of housings that support the casting drums and a deformation characteristic of a screw down system that screws down the casting drums obtained before casting of the slab starts, and controlling screw down positions of cylinders provided on both ends in a width direction of the casting drums.

Abstract: An exemplary die casting press includes a moveable platen that can be actuated to move toward and away from a fixed platen along tie bars. A fixed die is mounted on the fixed platen and a moveable die is mounted on the moveable platen. A die locking system has a locking post that is attached to and extends from the fixed die and a locking cam that is attached to the moveable die. An actuator moves the locking cam between a locked position and an unlocked position to engage and disengage from the locking post, respectively.