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Low Cost
Topper leverages an offshore plastic mold making plant with a lower cost structure in order to offer lower pricing than Topper's competitors.
High Quality
Quick Turnaround
Topper leverages an offshore plastic mold making plant with a lower cost structure in order to offer lower pricing than Topper's competitors.
High Quality
Topper is ISO 9001:2008 certified, and Topper processing quality systems ensure that your parts are the highest quality possible for your applications.
Quick Turnaround
Topper offers three different shipping methods, including next day air, to accommodate your timing and budget requirements.
Online Quotes
Topper interactive online quotation system provides instant quotes for plastic mold making, injection molding, CNC machining and die casting.
Online Quotes
Topper interactive online quotation system provides instant quotes for plastic mold making, injection molding, CNC machining and die casting.
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The Stamping Industry
- Posted: 05/25/2022 08:05:10
- Hits: 2
Under the background of global warming, the low-carbon economy mode based on low energy consumption and low pollution has attracted the attention of all countries in the world, and low-carbon development has also become an inevitable trend of current social development. With the convening of the Copenhagen...
Assembly and Quality Control of Plastic Parts
- Posted: 04/21/2022 09:04:48
- Hits: 12
1. Assembly At present, the industrial assembly for plastic workpieces is mechanical methods, adhesive methods and friction heat methods. Mechanical methods include snap fits, screws, rivets, and pressure welding. The mechanical method is used to detach workpieces such as car light sets and...
Plastic Automotive Exterior Parts
- Posted: 04/09/2022 08:04:10
- Hits: 2
Background The development of plastics abroad has a history of hundreds of years. From the initial ordinary plastics to the later engineering plastics and now to the special plastics that can completely replace some metals, plastics seem to have the development trend of replacing metals. Facing the...
How Do Plastics Change from Masterbatch to Molded Products? (Part Two)
- Posted: 12/16/2021 09:12:28
- Hits: 2
7. Foam molding is the process of adding appropriate foaming agents to foam materials such as PVC, PE and PS to make the plastic have microporous structure. Almost all thermosetting and thermoplastic plastics can be made into foam plastics, and foam molding has become an important field...
How Do Plastics Change from Masterbatch to Molded Products? (Part One)
- Posted: 11/22/2021 11:11:12
- Hits: 9
Plastic processing is also called plastic molding. It is a process of processing plastics or synthetic resin into plastic products. At present, the manufacturing processes are mainly composed of choosing materials, molding, machining, joining, decoration, and assembly. 1....
What Is the Existing Problem for Stamping Products?
- Posted: 07/28/2021 11:07:05
- Hits: 10
German Industry 4.0 has reached a critical stage. It involves the automation of high-speed and precision stamping dies, the automation of high-speed and precision stamping machine tools and the selection of high-quality raw materials. China's high-speed cold stamping technology is constantly...
Reasons for Defects of Injection Molding Products Based on the Case Analysis (Part Two)
- Posted: 04/27/2021 01:04:20
- Hits: 7
3. Causes and improvement measures of jetting The molten resin flows in the form of jetting. When the flow flows from a narrow place to a wide place, if the flow rate is too fast, it will sometimes fly in a short ribbon pattern and flow without touching the mold, which is called jetting. Some...
Reasons for Defects of Injection Molding Products Based on the Case Analysis (Part One)
- Posted: 04/09/2021 11:04:46
- Hits: 8
Abstract The causes and improvement methods of flow marks and jetting are discussed. The causes of flow marks are analyzed from three aspects such as plastics, molds and injection molding machines. Flow marks can be improved by improving the injection molding process parameters based on the case analysis....
Materials for Toy Plastic Parts
- Posted: 03/02/2021 02:03:09
- Hits: 22
Several commonly used plastic materials for toys are polystyrene and modified polystyrene which is also known as high-impact polystyrene. The two materials can be mixed for injection molding. The more the GPPS composition is, the better the surface gloss and fluidity become. The other polystyrene...
Topper is a professional plastic mold manufacturer in China, our injection molding service covers all walks of life, including medical, electronics, auto parts, appliance, etc.
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Topper Plastic Mold Co., Ltd.
Address: No. 879, Xiahe Road, Xiamen, Fujian, China
Tel: 0086-592-5819200
Email: [email protected]
Website: https://www.plastic-mold.com
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