The process is particularly cost-effective for medium to high-volume production runs due to the low cost of the moulds compared to precision tools used elsewhere. In the automotive sector, it is used for manufacturing under-the-hood components and electrical connectors that require high thermal resistance.
Key Benefits of Plastic Compression Moulding and Why It Matters
Surface Finish and Material Properties The tooling surface in compression moulding directly transfers its texture to the final product, resulting in high-quality surface finishes that often require minimal post-processing. Meanwhile, the consumer goods sector utilises it for durable appliance parts and hardware, demonstrating the widespread utility of this versatile manufacturing process.
The upper half of the mould, known as the male, descends to meet the lower half, the female, squeezing the material into every corner. The cycle time is generally longer than that of injection moulding because the process relies on curing rather than rapid cooling.
Key Benefits of Plastic Compression Moulding and Why It Matters
The mould then closes under pressure, forcing the material to flow and conform to the tool geometry. Additionally, the design of the parting line can be challenging, as the pressure flow tends to push material towards the path of least resistance, sometimes resulting in flash that must be trimmed.
More About Plastic compression moulding
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