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Topper leverages an offshore plastic mold making plant with a lower cost structure in order to offer lower pricing than Topper's competitors.
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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.
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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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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: 9
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...
The Injection Molding Process for a Toilet Cover
- Posted: 01/26/2021 03:01:47
- Hits: 29
Toilet covers are bathroom products. Now China's bathroom products are mainly distributed in three regions. The first one is the regions of Xiamen and Zhangzhou in Fujian, the second one Cixi, Yuyao and Hangzhou in Zhejiang and the third one...
The Commonly Used Materials for Injection Molding of Medical Plastic Parts
- Posted: 01/23/2021 11:01:56
- Hits: 5
Medical plastic molds are not only tools for producing plastic medical products, but also endow products with complete structures and accurate dimensions. The final plastic product is obtained by injecting the molten plastic material into the mold cavity. What are the commonly...
How Much Do You Know about Common Plastic Alloys?
- Posted: 01/12/2021 04:01:11
- Hits: 18
Plastic alloys such as PC-ABS, PC-PBT, PC-PMMA, TPU, TPR and TPE refer to a material formed by the mixing of two or more plastics and they have excellent properties of both materials. They are not simple mixtures of two materials. Special equipment and...
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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