Abstract: Provided are an aerosol generating article and an aerosol generating system. The aerosol generating article includes a substrate segment, a filtering segment, a supporting segment, a cooling segment and a stopper; the substrate segment is an integrated structure and has a first end and a second end which are opposite along the length direction; the filtering segment is disposed approximate to the second end of the substrate segment; the supporting segment and the cooling segment are disposed between the filtering segment and the substrate segment; and the stopper is disposed approximate to the first end of the substrate segment and configured for abutting engagement with the substrate segment.

Abstract: Provided are an aerosol generating article and an aerosol generating system. The aerosol generating article includes a wrapping layer (10), a substrate segment (11), a functional segment (12) and a stopper (13). The stopper (13) is configured for abutting engagement with one end of the substrate segment (11) away from the functional segment (12); the wrapping layer (10) is wrapped on circumferential outer surfaces of at least part of the stopper (13), the substrate segment (11), and at least part of the functional segment (12). A portion of the wrapping layer (10) that protrudes from the substrate segment and is away from the stopper along a length direction is a first wrapping segment (101), at least part of the functional segment (12) is disposed in the first wrapping segment (101), and the first wrapping segment (101) and/or the functional segment defines a first air inlet (10a).

Abstract: An aerosol generating article includes a substrate section, a support element and a wrapper layer. At least one air channel is formed in the substrate section, and the air channel extends through at least one end of the substrate section. The substrate section is configured to be heated to generate aerosol. The support element is located at a distal lip end of the substrate section in a length direction, and configured to cooperate with the substrate section to limit the substrate section. The wrapper layer is arranged around outer sides of the substrate section and the support element in the length direction.

Abstract: A manufacturing method for an aerosol generating substrate, which method includes: extruding a mixed material at room temperature to form an extruded substrate, wherein the mixed material is a component of an aerosol generating substrate; and subjecting the extruded substrate to hot air drying. The mixed material is extruded at room temperature and has good fluidity. In addition, further provided is a manufacturing system for an aerosol generating substrate.

Abstract: A manufacturing method for manufacturing an aerosol generating substrate is provided. The manufacturing method includes: a mixed material is extrusion molded under normal temperature to make the mixed material to form an extrusion substrate; and the extrusion substrate is dried under negative pressure in a vacuum environment.

Abstract: A manufacturing method and a manufacturing device for manufacturing an aerosol generating substrate are provided. The manufacturing method for manufacturing the aerosol generating substrate includes: room temperature extrusion molding of a mixed material is performed to allow the mixed material to form an extrusion substrate; and the extruded substrate is cooled and hardened.

Abstract: A manufacturing method for an aerosol generating substrate, which method includes: subjecting a mixed material to low-temperature extrusion to form an extruded substrate; and subjecting the extruded substrate to hot air drying. In addition, further provided is a manufacturing device for an aerosol generating substrate.

Abstract: An aerosol generating substrate has a columnar shape. An interior of the aerosol generating substrate is provided with at least one insertion hole for a heating element. The at least one insertion hole extends along a length direction of the aerosol generating substrate and passes through at least one end of the aerosol generating substrate along the length direction.

Abstract: A die for producing aerosol-generating articles includes: a first main body having a plurality of feed channels inside, each feed channel of the plurality of feed channels running through two opposite ends of the first main body in an axial direction, and, on a plane perpendicular to the axial direction of the first main body, a cross-sectional area of a feed channel of the plurality of feed channels located upstream in a feeding direction is not less than that of a feed channel of the plurality of feed channels located downstream in the feeding direction; and a second main body arranged at one end of the first main body in the axial direction, the second main body having a plurality of extrusion channels inside, each extrusion channel of the plurality of extrusion channels running through two opposite ends of the second main body in the axial direction.

Abstract: An aerosol generating substrate includes: an airway that penetrates through at least one end of the aerosol generating substrate in a length direction. On a cross section perpendicular to the length direction of the aerosol generating substrate, a ratio of the total cross sectional area of the airway to a cross sectional area of the aerosol generating substrate is 5% to 95%.

Abstract: An aerosol generating substrate includes: a plurality of air holes of at least two cross-sectional shapes, air holes of the plurality of air holes being formed inside the aerosol generating substrate and passing through at least one end of the aerosol generating substrate along a length direction. In an embodiment, the air holes pass through two opposite ends of the aerosol generating substrate along the length direction. The aerosol generating substrate is divided into a middle part and an edge part, the edge part surrounding the middle part. A first group of air holes of the plurality of air holes is arranged in the middle part. A second group of air holes of the plurality of air holes is arranged in the edge part. Cross-sectional shapes of the air holes in the first group of air holes are the same.

Abstract: An aerosol generating substrate includes: at least one airway that passes through at least one end of the aerosol generating substrate along a length direction. A wall thickness range of the at least one airway is 0.1 mm to 9.8 mm. In an embodiment, the at least one airway passes through two opposite ends of the aerosol generating substrate along the length direction.

Abstract: An aerosol generating substrate includes: a channel that extends through at least one end of the aerosol generating substrate along a length direction; and a plurality of micropores, the plurality of micropores being in communication with the channel. In an embodiment, the channel includes at least one airway hole. The at least one airway hole is disposed inside the aerosol generating substrate and extends through two opposite ends of the aerosol generating substrate along the length direction.