Thermoforming
•Download as PPTX, PDF•
0 likes•936 views
Proses pembentukan lembaran plastik termoset dengan pemanasan material hingga meleleh kemudian dibentuk menggunakan vakum atau tekanan di dalam cetakan mold, yang mampu menghasilkan produk berbentuk kompleks namun memiliki kekuatan rendah dan mudah meleleh pada suhu tinggi.
Report
Share
Report
Share
Recommended
Thermoforming
This document provides an overview of thermoforming and other plastic processing techniques. It discusses the history and development of thermoforming from World War II to today. It then describes different types of thermoforming like vacuum, pressure, and mechanical thermoforming. The document also discusses extrusion, injection molding, and blow molding processes. It provides details on the history, process, materials used, advantages and disadvantages, and applications of each technique. Finally, it mentions some Pakistani industries that utilize these plastic processing methods.
Thermoforming
Thermoforming is a process where a plastic sheet is heated and formed into a desired shape using pressure, vacuum, or mechanical methods. There are three main thermoforming methods: vacuum forming uses vacuum pressure to draw the heated sheet onto a mold; pressure forming uses compressed air to force the sheet onto the mold more quickly; and mechanical forming uses matching molds to shape the sheet without vacuum or pressure. Common materials thermoformed include plastics like ABS, polyethylene, and PVC. Applications include food packaging, automotive and aircraft parts.
2. thermoforming
Thermoforming is a process where a plastic sheet is heated and formed into a desired shape using pressure, vacuum, or mechanical presses. There are three main types of thermoforming: vacuum forming uses vacuum pressure to draw the heated sheet onto a mold; pressure forming uses compressed air to force the sheet onto the mold more quickly; and mechanical forming uses matching male and female molds to shape the sheet. Common materials thermoformed include ABS, polyethylene, and PVC. Thermoforming is used to make food packaging, automotive parts, and other products requiring shaped plastic components.
What is Thermoforming? - TranPak
Overview of the thermoforming molding technique, the two types of thermoforming, common uses, advantages and disadvantages. TranPak (800) 827-2474. http://www.tranpak.com
Vacuum Forming
Vacuum forming is a process where a sheet of plastic is heated until soft and then stretched over a pre-made mold by applying a vacuum underneath. The mold is usually made of soft wood with tapered sides and rounded edges to help remove the finished plastic piece. The plastic sheet is heated, stretched over the mold using suction from below, trimmed, and then removed from the mold.
Vacuum forming
Vacuum forming is a thermoforming process that uses vacuum pressure to mold a plastic sheet over a mold. The process involves heating a plastic sheet until soft, draping it over a mold, applying vacuum pressure to suck the sheet onto the mold, then cooling and ejecting the molded part. Key aspects of vacuum forming include part and tool design, material selection, and processing techniques like heating, vacuum application, and cooling. Common applications are food containers, baths, vehicle interiors, and more.
Vacuum forming
Thermoforming is a process where a heated plastic sheet is formed into a desired shape. There are three main methods: vacuum forming uses suction to pull the sheet onto a single-surface mold; pressure forming uses air pressure to push the sheet against a mold; and mechanical forming uses matching molds that sandwich the sheet to shape it. Common materials used are polystyrene, ABS, and polycarbonate. Thermoforming is widely used for consumer packaging, construction materials, and vehicle and appliance interiors.
Recommended
Thermoforming
This document provides an overview of thermoforming and other plastic processing techniques. It discusses the history and development of thermoforming from World War II to today. It then describes different types of thermoforming like vacuum, pressure, and mechanical thermoforming. The document also discusses extrusion, injection molding, and blow molding processes. It provides details on the history, process, materials used, advantages and disadvantages, and applications of each technique. Finally, it mentions some Pakistani industries that utilize these plastic processing methods.
Thermoforming
Thermoforming is a process where a plastic sheet is heated and formed into a desired shape using pressure, vacuum, or mechanical methods. There are three main thermoforming methods: vacuum forming uses vacuum pressure to draw the heated sheet onto a mold; pressure forming uses compressed air to force the sheet onto the mold more quickly; and mechanical forming uses matching molds to shape the sheet without vacuum or pressure. Common materials thermoformed include plastics like ABS, polyethylene, and PVC. Applications include food packaging, automotive and aircraft parts.
2. thermoforming
Thermoforming is a process where a plastic sheet is heated and formed into a desired shape using pressure, vacuum, or mechanical presses. There are three main types of thermoforming: vacuum forming uses vacuum pressure to draw the heated sheet onto a mold; pressure forming uses compressed air to force the sheet onto the mold more quickly; and mechanical forming uses matching male and female molds to shape the sheet. Common materials thermoformed include ABS, polyethylene, and PVC. Thermoforming is used to make food packaging, automotive parts, and other products requiring shaped plastic components.
What is Thermoforming? - TranPak
Overview of the thermoforming molding technique, the two types of thermoforming, common uses, advantages and disadvantages. TranPak (800) 827-2474. http://www.tranpak.com
Vacuum Forming
Vacuum forming is a process where a sheet of plastic is heated until soft and then stretched over a pre-made mold by applying a vacuum underneath. The mold is usually made of soft wood with tapered sides and rounded edges to help remove the finished plastic piece. The plastic sheet is heated, stretched over the mold using suction from below, trimmed, and then removed from the mold.
Vacuum forming
Vacuum forming is a thermoforming process that uses vacuum pressure to mold a plastic sheet over a mold. The process involves heating a plastic sheet until soft, draping it over a mold, applying vacuum pressure to suck the sheet onto the mold, then cooling and ejecting the molded part. Key aspects of vacuum forming include part and tool design, material selection, and processing techniques like heating, vacuum application, and cooling. Common applications are food containers, baths, vehicle interiors, and more.
Vacuum forming
Thermoforming is a process where a heated plastic sheet is formed into a desired shape. There are three main methods: vacuum forming uses suction to pull the sheet onto a single-surface mold; pressure forming uses air pressure to push the sheet against a mold; and mechanical forming uses matching molds that sandwich the sheet to shape it. Common materials used are polystyrene, ABS, and polycarbonate. Thermoforming is widely used for consumer packaging, construction materials, and vehicle and appliance interiors.
Vacuum forming
The vacuum forming process involves heating a plastic sheet with hot air until soft, draping it over a mold, and using vacuum suction to form the sheet tightly to the mold. Common plastics used are polystyrene, polyethylene, polyvinyl chloride, and acrylic. Vacuum forming allows for low-cost production of prototypes and small runs due to inexpensive equipment and fast mold making. However, additional trimming is usually required and high-volume production requires more complex machinery.
Lec 4
Thermoforming is a process where a heated plastic sheet is formed into a desired shape using pressure, vacuum, or mechanical methods. The key steps are heating the sheet, clamping it, and forming it using pressure or vacuum against a mold. Common applications include packaging, bathtubs, and large parts. Mass production uses thermoforming for thin packaging like blister packs while thicker sheets make larger parts like machine covers or boat hulls.
Multifab Thermoforming Guidelines, Rev 6 4 09
Multifab Inc. provides design guidelines for thermoforming plastic parts to help clients design parts that can be efficiently manufactured. The guidelines cover topics like materials, processes, tolerances, dimensioning, draw ratios, draft angles, radii, undercuts, ribs, and more. Following the guidelines helps ensure that designed parts have uniform material distribution and can be formed with the necessary pressures and within tolerance requirements.
Extrusion molding
Extrusion molding is a process that uses heat and pressure to form plastic into continuous lengths with uniform cross-sections like pipes, rods, or sheets. The plastic is fed into an extruder which heats and melts it before forcing it through a die. The shape of the die determines the shape of the extruded plastic. Common products made through extrusion molding include pipes, hoses, siding, fencing, deck railings, and plastic bags.
Plastic injection molding
This document discusses plastic injection molding. It begins with an abstract that develops a steady state model to describe fluid behavior during the filling stage of injection molding. It then discusses factors that affect part quality and different approaches that have been used to determine optimal process parameters, including mathematical models, Taguchi methods, neural networks, and more. The rest of the document provides details on an experiment conducted to analyze how independent variables like temperature, pressure, and flow rate affect the dependent variable of part weight. It summarizes the injection molding process and concludes that pressure and flow rate had the biggest impact on part weight.
INJECTION MOLDING PROCESS
The document discusses the injection molding process used at Sharp Electric industry in Gujranwala, Pakistan. It describes how plastic parts like chairs, tables, and religious items are manufactured. The process involves melting plastic raw materials like polypropylene and injecting them into molds under high pressure to form the desired shapes. The document outlines the key steps, equipment, materials used, and advantages of the injection molding process.
Plastic Injection Moulding
Dual Metallising specialise in metalising, metalizing, vacuum metalizing, vacuum metalising, plastic injection moulding, plastic moulding, reflectors and spray painting
Materi 7 Evaluasi Interaksi Manusia dan Komputer
Materi Evaluasi mata perkuliahan Interaksi Manusia dan Komputer
More Related Content
Viewers also liked
Vacuum forming
The vacuum forming process involves heating a plastic sheet with hot air until soft, draping it over a mold, and using vacuum suction to form the sheet tightly to the mold. Common plastics used are polystyrene, polyethylene, polyvinyl chloride, and acrylic. Vacuum forming allows for low-cost production of prototypes and small runs due to inexpensive equipment and fast mold making. However, additional trimming is usually required and high-volume production requires more complex machinery.
Lec 4
Thermoforming is a process where a heated plastic sheet is formed into a desired shape using pressure, vacuum, or mechanical methods. The key steps are heating the sheet, clamping it, and forming it using pressure or vacuum against a mold. Common applications include packaging, bathtubs, and large parts. Mass production uses thermoforming for thin packaging like blister packs while thicker sheets make larger parts like machine covers or boat hulls.
Multifab Thermoforming Guidelines, Rev 6 4 09
Multifab Inc. provides design guidelines for thermoforming plastic parts to help clients design parts that can be efficiently manufactured. The guidelines cover topics like materials, processes, tolerances, dimensioning, draw ratios, draft angles, radii, undercuts, ribs, and more. Following the guidelines helps ensure that designed parts have uniform material distribution and can be formed with the necessary pressures and within tolerance requirements.
Extrusion molding
Extrusion molding is a process that uses heat and pressure to form plastic into continuous lengths with uniform cross-sections like pipes, rods, or sheets. The plastic is fed into an extruder which heats and melts it before forcing it through a die. The shape of the die determines the shape of the extruded plastic. Common products made through extrusion molding include pipes, hoses, siding, fencing, deck railings, and plastic bags.
Plastic injection molding
This document discusses plastic injection molding. It begins with an abstract that develops a steady state model to describe fluid behavior during the filling stage of injection molding. It then discusses factors that affect part quality and different approaches that have been used to determine optimal process parameters, including mathematical models, Taguchi methods, neural networks, and more. The rest of the document provides details on an experiment conducted to analyze how independent variables like temperature, pressure, and flow rate affect the dependent variable of part weight. It summarizes the injection molding process and concludes that pressure and flow rate had the biggest impact on part weight.
INJECTION MOLDING PROCESS
The document discusses the injection molding process used at Sharp Electric industry in Gujranwala, Pakistan. It describes how plastic parts like chairs, tables, and religious items are manufactured. The process involves melting plastic raw materials like polypropylene and injecting them into molds under high pressure to form the desired shapes. The document outlines the key steps, equipment, materials used, and advantages of the injection molding process.
Plastic Injection Moulding
Dual Metallising specialise in metalising, metalizing, vacuum metalizing, vacuum metalising, plastic injection moulding, plastic moulding, reflectors and spray painting
Viewers also liked (7)
Recently uploaded
Materi 7 Evaluasi Interaksi Manusia dan Komputer
Materi Evaluasi mata perkuliahan Interaksi Manusia dan Komputer
Recently uploaded (7)
674001537-Ppt-Syaifulloh-Pelaksana-Pemeliharaan-Jalan.pptx
674001537-Ppt-Syaifulloh-Pelaksana-Pemeliharaan-Jalan.pptx
Skema_sertifikasi_pusat_data Standar Nasional Indonesia SNI 8799-1-2019
Skema_sertifikasi_pusat_data Standar Nasional Indonesia SNI 8799-1-2019
Thermoforming
- 2. Pembentukan lembaran plastik termoset dengan cara pemanasan kemudian diikuti pembentukan dengan cara pengisapan atau penekanan ke rongga mold.
- 4. VIDIO
- 5. Temperatur leleh Kemampuan alir material saat meleleh Temperatur defleksi panas Sifat mekanis
- 9. VIDIO
- 10. Proses pembentukan relativ mudah dan cepat Produk bisa didaur ulang Mampu menghasilkan produk yang memiliki bentuk kompleks Produk yang dihasilkan memiliki berat yang ringan
- 11. Produk yang dihasilkan memiliki kekuatan yang rendah Produk yang dihasilkan mudah meleleh jika terkena suhu tinggi Pembuatan cetakan yang relativ lebih kompleks sesuai bentuk produk