CN220409291U - Feed equipment is used in masterbatch processing - Google Patents

Feed equipment is used in masterbatch processing Download PDF

Info

Publication number
CN220409291U
CN220409291U CN202322349447.7U CN202322349447U CN220409291U CN 220409291 U CN220409291 U CN 220409291U CN 202322349447 U CN202322349447 U CN 202322349447U CN 220409291 U CN220409291 U CN 220409291U
Authority
CN
China
Prior art keywords
fixed connection
drying
fixedly connected
mixing
driving wheel
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN202322349447.7U
Other languages
Chinese (zh)
Inventor
黄成明
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dongguan Jinfuliang Plastic And Rubber Technology Co ltd
Original Assignee
Dongguan Jinfuliang Plastic And Rubber Technology Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Dongguan Jinfuliang Plastic And Rubber Technology Co ltd filed Critical Dongguan Jinfuliang Plastic And Rubber Technology Co ltd
Priority to CN202322349447.7U priority Critical patent/CN220409291U/en
Application granted granted Critical
Publication of CN220409291U publication Critical patent/CN220409291U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Landscapes

  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)

Abstract

The utility model discloses a feeding device for masterbatch processing, which comprises a feeding component and a drying component, wherein the bottom of a drying box is fixedly connected with four support columns, the top of the drying box is fixedly connected with a connecting column, the top of the connecting column is fixedly connected with a mixing cylinder, the top of the mixing cylinder is provided with the feeding component, the inside of the mixing cylinder is provided with the mixing component, and the inside of the drying box is provided with the drying component used for being connected with the mixing cylinder. According to the utility model, the feeding assembly is arranged, so that raw materials and auxiliary materials can be uniformly and uniformly discharged at equal intervals, the mixing efficiency and the mixing effect of the materials are improved, the discharge flow can be regulated by regulating the rotating speed of the motor, the color master batch can be dried and preheated by the drying assembly, the influence on the subsequent processing quality due to high water content in the color master batch is avoided, the subsequent melting is more uniform, the color master batch is vibrated by utilizing the vibration of the vibrating screen plate, the drying effect is improved, and the color master batch is uniformly and uniformly fed by the rotation of the spiral blade.

Description

Feed equipment is used in masterbatch processing
Technical Field
The utility model relates to the technical field of color masterbatch processing, in particular to a feeding device for color masterbatch processing.
Background
The color masterbatch is a colorant for high molecular materials, is a high-concentration mixture prepared from dye, carrier and additive, and is an aggregate prepared by uniformly loading an ultra-large amount of pigment or dye into resin.
The traditional color master batch cannot well mix various raw materials in the processing process, and most of the material feeding equipment of the color master batch is directly discharged, so that the mixing effect of the raw materials in the color master batch is poor, the internal distribution of the color master batch is uneven, and the processing quality of the color master batch is affected; in addition, the masterbatch processing needs to be dried, the moisture content of the masterbatch is too high to easily influence the later-stage products, and the existing masterbatch cannot be completely contacted with hot air for drying during drying, so that the drying effect is limited.
Disclosure of Invention
The utility model aims to provide a feeding device for processing color master batches, which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a masterbatch processing is with feed arrangement, includes feeding subassembly and stoving subassembly, drying cabinet bottom and four support column fixed connection, drying cabinet top and spliced pole fixed connection, spliced pole top and mixing drum fixed connection, the mixing drum top is provided with feeding subassembly, the inside compounding subassembly that is provided with of mixing drum, the inside stoving subassembly that is used for being connected with the mixing drum that is provided with of drying cabinet.
Preferably, the feeding assembly comprises a raw hopper, an auxiliary hopper, a rotating shaft, a motor I, a driving wheel II, a driving belt, a discharging roller and a partition plate, wherein the bottom of the raw hopper is fixedly connected with the mixing drum, the bottom of the auxiliary hopper is fixedly connected with the mixing drum, the side face of the raw hopper is rotationally connected with the rotating shaft, one end of the rotating shaft is fixedly connected with the motor I, the outer side of the rotating shaft is fixedly connected with the driving wheel I, the driving wheel II is arranged on the outer side of the auxiliary hopper, the driving belt is arranged on the driving wheel I, one end of the rotating shaft is fixedly connected with the discharging roller, and the discharging roller is fixedly connected with the partition plates.
Preferably, the side of the raw material hopper and the side of the auxiliary material hopper are both rotationally connected with the rotating shaft, the raw material hopper and the inside of the auxiliary material hopper are both provided with discharge rollers and partition boards, the number of the partition boards is six, the included angle between adjacent partition boards is 60 degrees, one end of each partition board is welded with a rubber plate, the outer diameter of the discharge rollers is matched with the inner diameter of the raw material hopper, and the rubber plate at one end of each partition board is attached to the inner wall of the raw material hopper.
Preferably, annular grooves are formed in the first driving wheel and the second driving wheel, and the first driving wheel and the second driving wheel are connected with the driving belt through the annular grooves.
Preferably, the compounding subassembly includes motor two, connecting axle, mixing plate, annular hopper, helical blade, connecting pipe and control valve, motor two and mixing drum top fixed connection, motor two and connecting axle one end fixed connection, the connecting axle outside and a plurality of mixing plate one end fixed connection, annular hopper and mixing drum fixed connection, the connecting axle outside and helical blade fixed connection, connecting pipe and mixing drum bottom fixed connection, fixed mounting has the control valve on the connecting pipe.
Preferably, the mixing plates are distributed in a linear array left and right staggered mode outside the connecting shaft, the spiral blades are located at the bottom of the connecting shaft, and the spiral blades are located in the annular hopper.
Preferably, the drying component comprises a fan, a heating pipe, drying plates, guide posts, springs, vibrating screen plates, guide grooves, vibrating motors and guide plates, wherein the fan is fixedly connected with the upper surface of a drying box, the fan is connected with the heating pipe through an air pipe, the fan is fixedly connected with the drying plates through the air pipe, the number of the guide posts is four, one ends of the guide posts are fixedly connected with the side surfaces of the drying box, the outer sides of the guide posts are sleeved with the springs, the vibrating screen plates are arranged on the guide posts, the symmetrical guide grooves are formed in the two sides of the vibrating screen plates, the vibrating motors are fixedly arranged on the side surfaces of the vibrating screen plates, and the two sides of the drying box are fixedly connected with the two symmetrical guide plates.
Preferably, the guide pillar is movably inserted with the vibrating screen plate through the guide groove, the spring is positioned between the vibrating screen plate and the drying box, the top of the drying plate is fixedly connected with the drying box, a plurality of air outlet holes are formed in the bottom surface of the drying plate, the number of the guide plates is two, and the shape of the guide plates is a right triangle.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, the raw materials and the auxiliary materials in the color master batch can be uniformly and uniformly discharged at equal intervals through the arrangement of the feeding component, the situation that the mixing efficiency is low due to the fact that the mixing effect of the disposable discharging of the materials is poor is avoided, the mixing efficiency of the materials can be improved through the matching of the mixing component, the feeding speed of the raw materials and the auxiliary materials is improved through the separate addition of the raw materials and the auxiliary materials, the same materials are ensured to be fed each time, the quantity of discharged materials can be adjusted through the adjustment of the rotation of the motor I, the mixing effect of the materials is improved, and the processing quality of the color master batch is further improved.
The utility model can effectively dry the color master batch by arranging the drying component, thereby avoiding the influence on the subsequent processing quality due to high water content in the color master batch, preheating the color master batch to ensure that the subsequent melting of the color master batch is more uniform, avoiding the caking condition, vibrating the color master batch by utilizing the vibration of the vibrating screen plate, thereby more fully drying the color master batch by matching with the drying plate, improving the drying effect, further ensuring that the materials are more uniformly mixed by the vibration of the vibrating screen plate, uniformly and equally throwing the color master batch on the vibrating screen plate for drying by the rotation of the spiral blade, and enhancing the practical use effect of the device.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of the feed assembly of the present utility model;
FIG. 3 is a schematic diagram of a mixing assembly according to the present utility model;
FIG. 4 is a schematic diagram of a drying assembly according to the present utility model;
FIG. 5 is a schematic diagram of a drying plate structure according to the present utility model;
fig. 6 is an exploded view of a portion of the drying assembly according to the present utility model.
In the figure: 1. a drying box; 2. a support column; 3. a connecting column; 4. a mixing drum; 5. a feed assembly; 51. a raw material hopper; 52. an auxiliary hopper; 53. a rotating shaft; 54. a first motor; 55. a first driving wheel; 56. a second driving wheel; 57. a transmission belt; 58. a discharge roller; 59. a partition plate; 6. a mixing component; 61. a second motor; 62. a connecting shaft; 63. a mixing plate; 64. an annular hopper; 65. a helical blade; 66. a connecting pipe; 67. a control valve; 7. a drying assembly; 71. a blower; 72. heating pipes; 73. a drying plate; 74. a guide post; 75. a spring; 76. vibrating the screen plate; 77. a guide groove; 78. a vibration motor; 79. and a deflector.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-6, the present utility model provides a technical solution: the utility model provides a masterbatch processing is with feed equipment, includes drying cabinet 1, feeding subassembly 5 and stoving subassembly 7, drying cabinet 1 bottom and four support column 2 fixed connection, drying cabinet 1 top and spliced pole 3 fixed connection, spliced pole 3 top and mixing drum 4 fixed connection, mixing drum 4 top sets up feeding subassembly 5, mixing drum 4 inside sets up compounding subassembly 6, drying cabinet 1 inside sets up and is used for the stoving subassembly 7 of being connected with mixing drum 4.
The further feeding component 5 comprises a raw hopper 51, an auxiliary material hopper 52, a rotating shaft 53, a motor I54, a driving wheel I55, a driving wheel II 56, a driving belt 57, a discharging roller 58 and a partition plate 59, wherein the bottom of the raw material hopper 51 is fixedly connected with the mixing drum 4, the bottom of the auxiliary material hopper 52 is fixedly connected with the mixing drum 4, the side surface of the raw material hopper 51 is rotationally connected with the rotating shaft 53, materials and raw materials can be simultaneously thrown into and discharged for mixing through the separated placement of the raw material hopper 51 and the auxiliary material hopper 52, one end of the rotating shaft 53 is fixedly connected with the motor I54, the outer side of the rotating shaft 53 is fixedly connected with the driving wheel I55, the outer side of the auxiliary material hopper 52 is provided with the driving wheel II 56, the driving wheel I55 is connected with the driving wheel II 56 through the driving belt 57, one end of the rotating shaft 53 penetrates through the raw material hopper 51 to be fixedly connected with the side surface of the discharging roller 58, the discharging roller 58 is fixedly connected with one end of the partition plate 59, the raw material hopper 51 and the auxiliary material hopper 52 are in a shape of big end down, the side surfaces of the raw material hopper 51 and the auxiliary material hopper 52 are both rotationally connected with the rotating shaft 53, the raw material hopper 51 and the auxiliary material hopper 52 are internally provided with a discharge roller 58 and a partition plate 59, the number of the partition plates 59 is six, the adjacent included angle between the partition plates 59 is 60 degrees, one end of the partition plate 59 is welded with a rubber plate, the outer diameter dimension of the discharge roller 58 is matched with the inner diameter dimension of the raw material hopper 51, the rubber plate at one end of the partition plate 59 is attached to the inner wall of the raw material hopper 51, the first transmission wheel 55 and the second transmission wheel 56 are provided with annular grooves, the first transmission wheel 55 and the second transmission wheel 56 are connected with the transmission belt 57 through the annular grooves, the rotating shaft 53 is driven to rotate by the driving motor 54, the raw material between the discharge roller 58 and the partition plates 59 is driven to rotate, and then the raw material between the partition plates 59 falls into the mixing drum 4 under the action of gravity for mixing, because the volume between the discharge rollers 58 is fixed, therefore, the same amount of materials can be thrown in each time by rotating the partition plate 59, the rotating speed of the partition plate 59 can be adjusted by adjusting the rotating speed of the motor I54, the amount of the materials can be adjusted, and the raw materials and the materials can be synchronously discharged under the action of the driving belt 57 through the driving wheel I55 and the driving wheel II 56.
The further mixing component 6 comprises a motor II 61, a connecting shaft 62, a mixing plate 63, an annular hopper 64, helical blades 65, connecting pipes 66 and a control valve 67, wherein the motor II 61 is fixedly connected with the top of the mixing drum 4, the output end of the motor II 61 is fixedly connected with one end of the connecting shaft 62, the outer side of the connecting shaft 62 is fixedly connected with one end of the plurality of mixing plates 63, the outer side of the annular hopper 64 is fixedly connected with the inner wall of the mixing drum 4, the outer side of the connecting shaft 62 is fixedly connected with the helical blades 65, the connecting pipes 66 are fixedly provided with the control valves 67, the mixing plates 63 are distributed in a linear array left and right in the outer side of the connecting shaft 62, the helical blades 65 are located at the bottom of the connecting shaft 62, the annular hopper 64 is a conical plate, the helical blades 65 are located at the same time at the communicating position of the annular hopper 64 and the connecting pipes 66, the helical blades 65 are driven to rotate by the motor II 61, mixing can be realized, and meanwhile, a large amount of materials inside the mixing drum 4 are prevented from being discharged on the surface of the vibrating screen plate 76 to be dried, and the drying effect of the vibrating screen plate 76 is improved.
Further stoving subassembly 7 includes fan 71, heating pipe 72, drying plate 73, guide pillar 74, spring 75, vibrating screen plate 76, the guide slot 77, vibrating motor 78 and guide plate 79, fan 71 and drying cabinet 1 go up fixed surface connection, fan 71 passes through the trachea and is connected with heating pipe 72, fan 71 passes through trachea and drying plate 73 fixed connection, the quantity of guide pillar 74 is four, guide pillar 74 one end and drying cabinet 1 side fixed connection, the guide pillar 74 outside cup joints with spring 75, be provided with vibrating screen plate 76 on the guide pillar 74, symmetrical guide slot 77 is seted up to vibrating screen plate 76 both sides, vibrating screen plate 76 side fixed mounting has vibrating motor 78, drying cabinet 1 both sides and two symmetrical guide plate 79 fixed connection, guide pillar 74 passes through guide slot 77 and vibrating screen plate 76 movable grafting, spring 75 is located between vibrating screen plate 76 and the drying cabinet 1, drying plate 73 top and drying cabinet 1 fixed connection, a plurality of holes are seted up to drying plate 73 bottom surface, the quantity of guide plate 79 is two, the shape of guide plate 79 is right angle triangle, the material after mixing can be discharged at vibrating screen plate 76 surface, vibrating screen plate 76 starts under vibrating motor 78's drive, and make the surface of vibrating screen plate 76 and make the masterbatch heat the masterbatch play the equal to the effect of drying master batch, the masterbatch is heated from the surface and the air vent of drying cabinet 72, the masterbatch is heated, the masterbatch is the region and the drying area is not the same, the masterbatch is dried.
Working principle: when the material mixing device is used, an operator inputs raw materials into the raw material hopper 51 and then inputs auxiliary materials into the auxiliary material hopper 52, then the motor I54 is driven to enable the rotating shaft 53 to rotate, the discharging roller 58 is driven to rotate through the rotating shaft 53, at the moment, the materials fall between the two partition plates 59 due to gravity and are discharged into the mixing drum 4 along with the rotation of the partition plates 59, the partition plates 59 in the auxiliary material hopper 52 are rotated and the materials are discharged through the transmission belt 57 by the rotation of the motor I54, so that the materials can be uniformly spaced and the discharged materials are almost the same each time, the mixing effect and the mixing efficiency of the materials are improved, and the discharging efficiency of the materials in the raw material hopper 51 and the auxiliary material hopper 52 can be adjusted by adjusting the rotation speed of the motor I54; the mixing plate 63 is driven to stir through the motor II 61 to mix, then the control valve 67 is opened to enable materials to be discharged and fall onto the surface of the vibrating screen plate 76, the motor II 61 drives the spiral blades 65 to rotate, uniform discharge of the materials can be guaranteed, the situation that the materials fall onto the surface of the vibrating screen plate 76 in a large amount to reduce drying effect is avoided, the fan 71 can eject air heated by the heating pipe 72 from air holes on the drying plate 73 to dry color master batches, the vibrating motor 78 drives vibration of the vibrating screen plate 76 to ensure that the drying of the color master batches is more sufficient, the guide pillar 74 enables vibration of the vibrating screen plate 76 to be more stable, noise and influence caused by vibration of the vibrating screen plate 76 are reduced by the aid of the springs 75, and the using effect is improved.

Claims (8)

1. The utility model provides a masterbatch processing is with feed equipment, includes drying cabinet (1), support column (2), feeding subassembly (5) and stoving subassembly (7), its characterized in that: drying cabinet (1) bottom and four support column (2) fixed connection, drying cabinet (1) top and spliced pole (3) fixed connection, spliced pole (3) top and mixing drum (4) fixed connection, mixing drum (4) top is provided with feeding subassembly (5), mixing drum (4) inside is provided with compounding subassembly (6), drying cabinet (1) inside is provided with stoving subassembly (7) that are used for being connected with mixing drum (4).
2. The supply apparatus for masterbatch processing according to claim 1, characterized in that: the feeding assembly (5) comprises a raw hopper (51), an auxiliary material hopper (52), a rotating shaft (53), a first motor (54), a first driving wheel (55), a second driving wheel (56), a driving belt (57), a discharging roller (58) and a partition plate (59), wherein the bottom of the raw material hopper (51) is fixedly connected with the mixing drum (4), the bottom of the auxiliary material hopper (52) is fixedly connected with the mixing drum (4), the side surface of the raw material hopper (51) is rotationally connected with the rotating shaft (53), one end of the rotating shaft (53) is fixedly connected with the first motor (54), the outer side of the rotating shaft (53) is fixedly connected with the first driving wheel (55), the outer side of the auxiliary material hopper (52) is provided with the second driving wheel (56), the driving belt (57) is arranged on the first driving wheel (55), one end of the rotating shaft (53) is fixedly connected with the discharging roller (58), and the discharging roller (58) is fixedly connected with the partition plate (59).
3. The supply apparatus for masterbatch processing according to claim 2, characterized in that: raw materials fill (51) and auxiliary material fill (52) side all rotate with axis of rotation (53) and are connected, raw materials fill (51) and auxiliary material fill (52) are inside all to be equipped with row material roller (58) and baffle (59), baffle (59) quantity is six, contained angle between the adjacent baffle (59) is 60 degrees, baffle (59) one end welding has the rubber slab, the external diameter size of row material roller (58) and raw materials fill (51) internal diameter size looks adaptation, the rubber slab of baffle (59) one end is laminated with raw materials fill (51) inner wall.
4. The supply apparatus for masterbatch processing according to claim 2, characterized in that: annular grooves are formed in the first driving wheel (55) and the second driving wheel (56), and the first driving wheel (55) and the second driving wheel (56) are connected with a driving belt (57) through the annular grooves.
5. The supply apparatus for masterbatch processing according to claim 1, characterized in that: mixing subassembly (6) are including motor two (61), connecting axle (62), hybrid plate (63), annular hopper (64), helical blade (65), connecting pipe (66) and control valve (67), motor two (61) and hybrid tube (4) top fixed connection, motor two (61) and connecting axle (62) one end fixed connection, connecting axle (62) outside and a plurality of hybrid plate (63) one end fixed connection, annular hopper (64) and hybrid tube (4) fixed connection, connecting axle (62) outside and helical blade (65) fixed connection, connecting pipe (66) and hybrid tube (4) bottom fixed connection, fixed mounting has control valve (67) on connecting pipe (66).
6. The supply apparatus for masterbatch processing according to claim 5, characterized in that: the mixing plates (63) are distributed on the outer side of the connecting shaft (62) in a linear array in a left-right staggered mode, the spiral blades (65) are located at the bottom of the connecting shaft (62), and the spiral blades (65) are arranged in the annular hopper (64).
7. The supply apparatus for masterbatch processing according to claim 1, characterized in that: drying component (7) are including fan (71), heating pipe (72), stoving board (73), guide pillar (74), spring (75), vibration sieve (76), guide slot (77), vibrating motor (78) and guide plate (79), fixed surface is connected on fan (71) and drying cabinet (1), fan (71) are connected with heating pipe (72) through the trachea, fan (71) are through trachea and stoving board (73) fixed connection, the quantity of guide pillar (74) is four, guide pillar (74) one end and drying cabinet (1) side fixed connection, guide pillar (74) outside cup joints with spring (75), be provided with vibration sieve (76) on guide pillar (74), symmetrical guide slot (77) are seted up to vibration sieve (76) both sides, vibration sieve (76) side fixed mounting has vibrating motor (78), drying cabinet (1) both sides and guide plate (79) fixed connection of two symmetries.
8. The supply apparatus for masterbatch processing according to claim 7, characterized in that: guide pillar (74) are pegged graft with vibrating screen plate (76) activity through guide slot (77), spring (75) are located between vibrating screen plate (76) and drying cabinet (1), drying board (73) top and drying cabinet (1) fixed connection, a plurality of ventholes are seted up to drying board (73) bottom surface, the quantity of guide plate (79) is two, the shape of guide plate (79) is right triangle-shaped.
CN202322349447.7U 2023-08-31 2023-08-31 Feed equipment is used in masterbatch processing Active CN220409291U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202322349447.7U CN220409291U (en) 2023-08-31 2023-08-31 Feed equipment is used in masterbatch processing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202322349447.7U CN220409291U (en) 2023-08-31 2023-08-31 Feed equipment is used in masterbatch processing

Publications (1)

Publication Number Publication Date
CN220409291U true CN220409291U (en) 2024-01-30

Family

ID=89646267

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202322349447.7U Active CN220409291U (en) 2023-08-31 2023-08-31 Feed equipment is used in masterbatch processing

Country Status (1)

Country Link
CN (1) CN220409291U (en)

Similar Documents

Publication Publication Date Title
CN210569695U (en) Drying-machine is used in production and processing of PPS engineering plastic granules
CN206215123U (en) A kind of high-efficiency feed mixer
CN212339888U (en) Active carbon activation is with drying device in advance
CN206951109U (en) A kind of composite fertilizer mixes process units
CN220409291U (en) Feed equipment is used in masterbatch processing
CN108692543A (en) A kind of grain drying machine with double-stirring machine structure
CN112372880A (en) Preparation process of color master batch
CN216799565U (en) Auxiliary agent mixing device is used in production of gel glass bead heated board
CN216154769U (en) Feeding device
CN212795512U (en) Cooling and drying device for plastic master batch processing
CN204911289U (en) An auxiliary material that dries in air adds machine
CN208801479U (en) A kind of mixing equipment producing Wood plastic composite
CN216018883U (en) Tea leaf withering machine with vibration and dispersion functions
CN216581119U (en) Racking machine for silica gel production
CN220478688U (en) Homogenizing warehouse for raw meal powder production
CN218846806U (en) Feed processing pre-treatment equipment
CN117942840B (en) Preparation system and preparation process of cereal cat litter
CN219014904U (en) Excrement and sewage integrated machine
CN220594001U (en) Polyethylene canopy membrane prevents vulcanizing apparatus for producing
CN219120924U (en) Dryer for black tea production
CN218803267U (en) A mixer for plastic granules
CN220361077U (en) Chinese date is vibrating device for ferment fodder
CN209755769U (en) Stirrer for producing color master batches
CN221301822U (en) Mixed drying device is used in pet grain processing
CN216068194U (en) HDPE is highlight black masterbatch preparation raw materials for tubular product mixes machine

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant