Injection Molding Knowledge Center

A Successful Wrap-up | MINHUI at Chinaplas 2026 Shanghai

The 38th International Exhibition on Plastics and Rubber Industries (CHINAPLAS 2026) officially concluded on April 24, 2026, at the National Exhibition and Convention Center in Shanghai. At Booth 4.1A24, MINHUI Intelligent Equipment drew significant interest from manufacturers across various sectors. The vertical electric injection molding machine we highlighted demonstrated impressive precision and reliability during live […]

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How Does the Liquid Silicone Rubber Injection Molding Process Actually Work

If you are in the manufacturing industry, you have probably noticed that Liquid Silicone Rubber (LSR) is everywhere—from baby pacifiers to medical devices and automotive seals. It is heat-resistant, incredibly flexible, and highly durable. But how exactly does it go from a raw liquid into a precision molded part? Let MINHUI walk you through the

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Laboratory Injection Molding Machine Selection and Quotation

Choose a laboratory injection molding machine from the sample and test method. For color plaques, define the dimensions, surface finish, material grades and processing conditions needed for comparable samples. Match the Injection Unit and Tool Provide the plaque or specimen drawing, tool dimensions, cavity count and part and runner weights. Check the usable shot range

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BMC Switch Housing Molding: Material and Equipment Validation

BMC can be evaluated for a switch housing when the selected compound and part design meet the application requirements. It is not automatically the best material for every housing, and a BMC label does not certify the finished electrical assembly. Define the Housing Requirements Drawing revision, interfaces, inserts, dimensions and assembly conditions. Required electrical, thermal,

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LSR Injection Molding Applications: Industry Selection Questions

LSR injection molding can be considered for different component types when a suitable grade, tooling and process are available. Industry examples describe possible applications; they do not show which sector is leading adoption or prove that one material fits every product. Medical Components Define the component, contact and intended-use conditions, material grade, production environment and

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LSR Sealing Rings: Molding Precision and Leak-Test Requirements

A precisely molded LSR ring does not automatically make an assembled product waterproof. Define the ring geometry, material and mating assembly, then verify dimensional and sealing requirements through agreed tests. Specify the Material and Dosing Package Identify the exact LSR grade, component handling, supplier-specified mixing ratio, color or additive system and processing information. Do not

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How Is a Butterfly Bottle Opener Overmolded Using a Rotary Vertical Injection Molding Machine?

In our daily lives, there are many styles and types of bottle openers, each designed for specific occasions and situations. Among these various designs, people often favor a tool that is both unique in appearance and highly practical—the butterfly bottle opener (also known as a winged corkscrew). This type of opener cleverly utilizes the principle

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