CN115384134A - Novel iron-aluminum composite honeycomb plate and preparation method thereof - Google Patents

Novel iron-aluminum composite honeycomb plate and preparation method thereof Download PDF

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Publication number
CN115384134A
CN115384134A CN202211061049.9A CN202211061049A CN115384134A CN 115384134 A CN115384134 A CN 115384134A CN 202211061049 A CN202211061049 A CN 202211061049A CN 115384134 A CN115384134 A CN 115384134A
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iron plate
plate
aluminum
honeycomb
coating iron
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Chinese (zh)
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王岳坤
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Yuehong Hardware Technology Zhejiang Co ltd
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Yuehong Hardware Technology Zhejiang Co ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B15/00Layered products comprising a layer of metal
    • B32B15/01Layered products comprising a layer of metal all layers being exclusively metallic
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B15/00Layered products comprising a layer of metal
    • B32B15/18Layered products comprising a layer of metal comprising iron or steel
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B15/00Layered products comprising a layer of metal
    • B32B15/20Layered products comprising a layer of metal comprising aluminium or copper
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B3/00Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
    • B32B3/10Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a discontinuous layer, i.e. formed of separate pieces of material
    • B32B3/12Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a discontinuous layer, i.e. formed of separate pieces of material characterised by a layer of regularly- arranged cells, e.g. a honeycomb structure
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B33/00Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/06Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the heating method
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/08Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the cooling method
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/10Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/14Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers
    • B32B37/24Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers with at least one layer not being coherent before laminating, e.g. made up from granular material sprinkled onto a substrate
    • B32B2037/243Coating
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2255/00Coating on the layer surface
    • B32B2255/06Coating on the layer surface on metal layer
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00Properties of the layers or laminate
    • B32B2307/40Properties of the layers or laminate having particular optical properties
    • B32B2307/402Coloured
    • B32B2307/4023Coloured on the layer surface, e.g. ink

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  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Laminated Bodies (AREA)

Abstract

The invention discloses a novel iron-aluminum composite honeycomb plate and a preparation method thereof, belonging to the technical field of honeycomb plates, the novel iron-aluminum composite honeycomb plate comprises an aluminum honeycomb core, an upper coating iron plate, a lower coating iron plate and a plasma film, and is characterized in that: the top surface of the aluminum honeycomb core is connected with the upper coating iron plate, and the bottom surface of the aluminum honeycomb core is connected with the lower coating iron plate. The upper coating iron plate and the lower coating iron plate are arranged as the upper panel and the lower panel of the honeycomb aluminum plate, the upper coating iron plate and the lower coating iron plate are both made of iron plates, compared with the upper aluminum panel and the lower aluminum panel of a common all-aluminum honeycomb plate, the iron plates are lower in cost and higher in hardness, and are not easy to collide and press to cause surface depression, so that the integral use and attractiveness are avoided being influenced.

Description

Novel iron-aluminum composite honeycomb plate and preparation method thereof
Technical Field
The invention relates to the technical field of honeycomb plates, in particular to a novel iron-aluminum composite honeycomb plate and a preparation method thereof.
Background
The metal plate is widely applied to furniture production and indoor and outdoor decoration because of the characteristics of moisture resistance, fire resistance, environmental protection and reproducibility, wherein the full aluminum honeycomb plate is a common metal plate in the market at present, the aluminum honeycomb plate is a metal composite plate product series developed by combining the composite honeycomb plate technology of the aviation industry, the product adopts a honeycomb sandwich structure, namely, a high-strength alloy aluminum plate coated with a decorative coating with excellent weather resistance on the surface is used as a composite plate formed by compounding the surface, a bottom plate and an aluminum honeycomb core at high temperature and high pressure.
Although the all-aluminum honeycomb panel has the characteristics of corrosion resistance, moisture resistance and the like, the firmness is poor, particularly, the aluminum skin on the surface is easy to touch and press and is sunken, the use and the attractiveness are affected, if the aluminum surface at the top and the bottom is thickened, the cost is increased and resources are relatively wasted, so that a novel iron-aluminum composite honeycomb panel and a preparation method thereof are provided, and the problems are solved.
Disclosure of Invention
The invention aims to provide a novel iron-aluminum composite honeycomb plate and a preparation method thereof, and aims to solve the problems that the all-aluminum honeycomb plate in the market proposed by the background technology has the characteristics of corrosion resistance, moisture resistance and the like, but the firmness is poor, particularly, the surface aluminum skin is easy to touch and press a depression, the use and the appearance are influenced, and if the top and bottom aluminum surfaces are thickened, the cost is increased and resources are relatively wasted.
In order to achieve the purpose, the invention provides the following technical scheme: the novel iron-aluminum composite honeycomb plate comprises an aluminum honeycomb core, an upper coating iron plate, a lower coating iron plate and a plasma film, wherein the upper coating iron plate is connected to the top surface of the aluminum honeycomb core, the lower coating iron plate is connected to the bottom surface of the aluminum honeycomb core, and the plasma film is arranged between the aluminum honeycomb core and both the upper coating iron plate and the lower coating iron plate.
Preferably, the aluminum honeycomb core is of a honeycomb structure.
Preferably, the aluminum honeycomb core is formed by stretching high-quality aluminum foil.
Preferably, the upper coating iron plate and the lower coating iron plate are made of iron plates.
Preferably, the upper coated iron plate, the lower coated iron plate, the plasma membrane and the aluminum honeycomb core are sequentially pressed and bonded to form an integrated structure.
Preferably, the outer surfaces of the upper and lower coating iron plates are roll-coated with a decorative coating.
A preparation method of a novel iron-aluminum composite honeycomb plate comprises the following steps:
s1, manufacturing a honeycomb core: selecting high-quality aluminum foil and special honeycomb joints for dispensing, and adopting a roller type honeycomb core manufacturing machine for stretch forming to manufacture the aluminum honeycomb core;
s2, panel manufacturing: selecting an iron plate as an upper panel and a lower panel of the honeycomb plate, and coating a decorative coating on the outer surface of one side of the iron plate by adopting a roll coating process to manufacture the upper coating iron plate and the lower coating iron plate;
s3, surface pretreatment: performing surface pretreatment on the aluminum honeycomb core and the upper coating iron plate and the lower coating iron plate with decorative coatings on one sides to remove oxide films on the surfaces;
s4, plasma spraying: heating the upper coating iron plate and the lower coating iron plate, and performing plasma spraying on the pretreated outer surface at a high speed to form the firmly-adhered plasma film;
s5, hot-press forming: forming the upper coating iron plate, the lower coating iron plate and the aluminum honeycomb core through hot press forming to form an integrated structure;
s6, cooling: and placing the formed honeycomb plate in a cooling chamber to cool to room temperature.
Compared with the prior art, the invention has the beneficial effects that: the upper coating iron plate and the lower coating iron plate are arranged as the upper panel and the lower panel of the honeycomb aluminum plate, the upper coating iron plate and the lower coating iron plate are both made of iron plate materials, compared with the upper panel and the lower panel of a common all-aluminum honeycomb plate, the iron plate is lower in cost and higher in hardness, and is not easy to collide and press to cause surface depression, so that the influence on the use and the attractiveness of the whole body is avoided.
Drawings
FIG. 1 is a schematic diagram of an explosive structure according to the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention;
FIG. 3 is a schematic view of the preparation process of the present invention.
In the figure: 1. an aluminum honeycomb core; 2. coating an iron plate; 3. a lower coating iron plate; 4. and (3) plasma film.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: the novel iron-aluminum composite honeycomb plate comprises an aluminum honeycomb core 1, an upper coating iron plate 2, a lower coating iron plate 3 and a plasma film 4, wherein the top surface of the aluminum honeycomb core 1 is connected with the upper coating iron plate 2, the bottom surface of the aluminum honeycomb core 1 is connected with the lower coating iron plate 3, and the plasma film 4 is arranged between the aluminum honeycomb core 1 and the upper coating iron plate 2 as well as between the aluminum honeycomb core 1 and the lower coating iron plate 3.
The aluminum honeycomb core 1 is in a honeycomb structure.
The aluminum honeycomb core 1 is formed by stretching high-quality aluminum foil.
The upper coating iron plate 2 and the lower coating iron plate 3 are both made of iron plate materials.
The upper coating iron plate 2, the lower coating iron plate 3, the plasma membrane 4 and the aluminum honeycomb core 1 are sequentially pressed and bonded to form an integrated structure.
The outer surfaces of the upper coating iron plate 2 and the lower coating iron plate 3 are respectively coated with decorative coatings in a rolling way.
A preparation method of a novel iron-aluminum composite honeycomb plate comprises the following steps:
s1, manufacturing a honeycomb core: selecting high-quality aluminum foil and special honeycomb joints for dispensing, and adopting a roller type honeycomb core manufacturing machine for stretch forming to manufacture an aluminum honeycomb core 1;
s2, panel manufacturing: selecting an iron plate as an upper panel and a lower panel of the honeycomb plate, and coating a decorative coating on the outer surface of one side of the iron plate by adopting a roll coating process to manufacture an upper coating iron plate 2 and a lower coating iron plate 3;
s3, surface pretreatment: carrying out surface pretreatment on an aluminum honeycomb core 1 and an upper coating iron plate 2 and a lower coating iron plate 3 with one side coated with a decorative coating to remove an oxidation film on the surface;
s4, plasma spraying: heating the upper coating iron plate 2 and the lower coating iron plate 3, and carrying out plasma spraying on the pretreated outer surface at a high speed, thereby forming a plasma film 4 with firm adhesion;
s5, hot press forming: forming an upper coating iron plate 2, a lower coating iron plate 3 and an aluminum honeycomb core 1 into an integrated structure through hot press forming;
s6, cooling: and placing the formed honeycomb plate in a cooling chamber to cool to room temperature.
Example one
Referring to fig. 1-2, a novel iron-aluminum composite honeycomb panel includes an aluminum honeycomb core 1, an upper coating iron plate 2, a lower coating iron plate 3 and a plasma membrane 4, wherein the aluminum honeycomb core 1 is a honeycomb structure, and the aluminum honeycomb core 1 is formed by stretching a high-quality aluminum foil.
The top surface of aluminum honeycomb core 1 is connected with upper coating iron plate 2, and the bottom surface of aluminum honeycomb core 1 is connected with lower coating iron plate 3, and upper coating iron plate 2 and lower coating iron plate 3 are made by the iron plate material, and the surface of upper coating iron plate 2 and lower coating iron plate 3 all has the roller coating to have the decorative coating.
Plasma films 4 are arranged between the aluminum honeycomb core 1 and the upper coating iron plate 2 and the lower coating iron plate 3. The upper coating iron plate 2, the lower coating iron plate 3, the plasma membrane 4 and the aluminum honeycomb core 1 are sequentially pressed and bonded to form an integrated structure.
Referring to fig. 3, a method for manufacturing a novel iron-aluminum composite honeycomb panel includes the following steps:
s1, manufacturing a honeycomb core: selecting high-quality aluminum foil and special honeycomb joints for dispensing, and adopting a roller type honeycomb core manufacturing machine for stretch forming to manufacture an aluminum honeycomb core 1;
s2, panel manufacturing: selecting an iron plate as an upper panel and a lower panel of the honeycomb plate, and coating a decorative coating on the outer surface of one side of the iron plate by adopting a rolling coating process to prepare an upper coating iron plate 2 and a lower coating iron plate 3;
s3, surface pretreatment: carrying out surface pretreatment on an aluminum honeycomb core 1 and an upper coating iron plate 2 and a lower coating iron plate 3 with one side coated with a decorative coating to remove an oxidation film on the surface;
s4, plasma spraying: heating the upper coating iron plate 2 and the lower coating iron plate 3, and carrying out plasma spraying on the pretreated outer surface at a high speed, thereby forming a plasma film 4 with firm adhesion;
s5, hot-press forming: forming an integrated structure by hot press molding an upper coating iron plate 2, a lower coating iron plate 3 and an aluminum honeycomb core 1;
s6, cooling: and placing the formed honeycomb plate in a cooling chamber to cool to room temperature.
The working principle is as follows: when the novel iron-aluminum composite honeycomb plate is used, the upper coating iron plate 2 and the lower coating iron plate 3 are arranged to serve as the upper panel and the lower panel of the honeycomb aluminum plate, the upper coating iron plate 2 and the lower coating iron plate 3 are both made of iron plate materials, compared with the upper panel and the lower panel of a common full-aluminum honeycomb plate, the iron plate is lower in cost and higher in hardness, and is not prone to being collided and pressed to cause surface depression, so that the use and attractiveness of the whole plate are prevented from being influenced, the outer surfaces of the upper coating iron plate 2 and the lower coating iron plate 3 are respectively coated with a decorative coating in a rolling mode, the colors of the decorative coatings have numerous choices, so that the novel iron-aluminum composite honeycomb plate is good in decoration performance, and meanwhile, pollutants are not prone to being attached to the rolling coating process on the surfaces of the iron plates, so that the novel iron-aluminum composite honeycomb plate is convenient to clean and maintain. The aluminum honeycomb core 1 is of a honeycomb structure, so that the integral strength is improved, the integral stability is improved, the mechanical properties of the upper panel, the lower panel and the whole are improved, deformation is not easy to occur, and the aluminum honeycomb core has good compression resistance and bending resistance. Can be widely applied to furniture production and indoor and outdoor decoration. Those not described in detail in this specification are well within the skill of the art.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.

Claims (7)

1. The utility model provides a novel compound honeycomb panel of iron aluminium and preparation method thereof, includes aluminium honeycomb core (1), upper coating iron sheet (2), lower coating iron sheet (3) and plasma membrane (4), its characterized in that: the top surface of the aluminum honeycomb core (1) is connected with the upper coating iron plate (2), the bottom surface of the aluminum honeycomb core (1) is connected with the lower coating iron plate (3), and the plasma film (4) is arranged between the aluminum honeycomb core (1) and the upper coating iron plate (2) and between the aluminum honeycomb core and the lower coating iron plate (3).
2. The novel iron-aluminum composite honeycomb plate and the preparation method thereof according to claim 1 are characterized in that: the aluminum honeycomb core (1) is of a honeycomb structure.
3. The novel iron-aluminum composite honeycomb plate and the preparation method thereof according to claim 1 are characterized in that: the aluminum honeycomb core (1) is formed by stretching high-quality aluminum foil.
4. The novel iron-aluminum composite honeycomb plate and the preparation method thereof according to claim 1 are characterized in that: the upper coating iron plate (2) and the lower coating iron plate (3) are both made of iron plates.
5. The novel iron-aluminum composite honeycomb plate and the preparation method thereof according to claim 1 are characterized in that: the upper coating iron plate (2), the lower coating iron plate (3), the plasma film (4) and the aluminum honeycomb core (1) are sequentially pressed and bonded to form an integrated structure.
6. The novel iron-aluminum composite honeycomb plate and the preparation method thereof according to claim 1 are characterized in that: the outer surfaces of the upper coating iron plate (2) and the lower coating iron plate (3) are respectively coated with decorative coatings in a rolling way.
7. The preparation method of the novel iron-aluminum composite honeycomb plate according to claim 1, characterized in that: the method comprises the following steps:
s1, manufacturing a honeycomb core: selecting high-quality aluminum foil and special honeycomb joint glue, and adopting a roller type honeycomb core manufacturing machine to stretch and form to manufacture the aluminum honeycomb core (1);
s2, panel manufacturing: selecting an iron plate as an upper panel and a lower panel of the honeycomb plate, and coating a decorative coating on the outer surface of one side of the iron plate by adopting a rolling coating process to manufacture an upper coating iron plate (2) and a lower coating iron plate (3);
s3, surface pretreatment: carrying out surface pretreatment on the aluminum honeycomb core (1) and the upper coating iron plate (2) and the lower coating iron plate (3) with one side coated with decorative coatings to remove oxide films on the surfaces;
s4, plasma spraying: heating the upper coating iron plate (2) and the lower coating iron plate (3), and carrying out plasma spraying on the pretreated outer surface at a high speed so as to form the plasma film (4) with firm adhesion;
s5, hot-press forming: forming the upper coating iron plate (2), the lower coating iron plate (3) and the aluminum honeycomb core (1) into an integrated structure through hot press forming;
s6, cooling: and placing the formed honeycomb plate in a cooling chamber to cool to room temperature.
CN202211061049.9A 2022-08-31 2022-08-31 Novel iron-aluminum composite honeycomb plate and preparation method thereof Pending CN115384134A (en)

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Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1403668A (en) * 2002-10-15 2003-03-19 广州市鹿山化工材料有限公司 Composite honeycomb board and its production process
CN1876364A (en) * 2005-06-08 2006-12-13 巨科集团有限公司 Stainless steel, aluminum composite honeycomb panel and processing method
CN201687128U (en) * 2010-04-01 2010-12-29 李宝红 High-reflection energy-saving fireproof steel-aluminum honeycomb plate
CN202685399U (en) * 2012-06-11 2013-01-23 佛山市顺德区东映洁具用品实业有限公司 Honeycomb composite board
KR20190093819A (en) * 2018-02-01 2019-08-12 한국에스에스(주) Method for manufacturing aluminium honey comb panel
CN111020452A (en) * 2019-12-09 2020-04-17 王存发 Surface treatment method for improving corrosion resistance of aluminum alloy
CN111497357A (en) * 2020-05-27 2020-08-07 江苏奇一科技有限公司 Honeycomb core sandwich composite board and preparation method and equipment thereof
CN113682006A (en) * 2021-07-16 2021-11-23 山西鼎隆智装科技股份有限公司 Environment-friendly aluminum honeycomb panel

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1403668A (en) * 2002-10-15 2003-03-19 广州市鹿山化工材料有限公司 Composite honeycomb board and its production process
CN1876364A (en) * 2005-06-08 2006-12-13 巨科集团有限公司 Stainless steel, aluminum composite honeycomb panel and processing method
CN201687128U (en) * 2010-04-01 2010-12-29 李宝红 High-reflection energy-saving fireproof steel-aluminum honeycomb plate
CN202685399U (en) * 2012-06-11 2013-01-23 佛山市顺德区东映洁具用品实业有限公司 Honeycomb composite board
KR20190093819A (en) * 2018-02-01 2019-08-12 한국에스에스(주) Method for manufacturing aluminium honey comb panel
CN111020452A (en) * 2019-12-09 2020-04-17 王存发 Surface treatment method for improving corrosion resistance of aluminum alloy
CN111497357A (en) * 2020-05-27 2020-08-07 江苏奇一科技有限公司 Honeycomb core sandwich composite board and preparation method and equipment thereof
CN113682006A (en) * 2021-07-16 2021-11-23 山西鼎隆智装科技股份有限公司 Environment-friendly aluminum honeycomb panel

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Application publication date: 20221125