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Cover Shape |
Round / Rectangle / Square |
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Cover Load |
A15, B125, C250, D400; according to customer standards requirement |
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Mould Type |
Compression mould |
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Mould Steel |
P20 / S50C / S45 |
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Mould Cavity |
Single cavity / Multiple cavities / Multiple cavities with interchangeable inserts |
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Heating System |
Oil heating / Electrical rods heating |
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Ejection System |
Hydraulic eject with air assist / hydraulic pins |
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Mould Cycle |
depends on mould steel, P20 could support around 300 thousand lifespans |
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Lead Time |
50 days |
Liberal Mould specialises in composite mould and injection mould, we are capable of providing a one-off solution for our customers from mould development, design, and mould making to finished products according to our customer requirements.
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Sheet Moulding Compound (SMC) tech is a seriously versatile way to churn out parts that are incredibly strong, durable, and lightweight all at the same time. If you're not buried in this stuff daily, it basically uses pre-impregnated fiber-reinforced resin sheets that get stamped down under massive heat and tons of pressure. The end result gives you killer mechanical strength, great resistance to whatever the weather throws at it, and parts that hold their exact shape forever. It's exactly why SMC manhole covers make so much sense for modern infrastructure and construction projects.
Advantages of SMC Manhole Covers
Comprehensive Mould Development Process
Customisation and Client Support
Bespoke fixes for your project: We don't force you into a single, rigid factory catalog. Whether you need a cover with an insane load-bearing rating for heavy industrial yards, a custom logo stamped on the front, or weird specific features, our shop is fully equipped to tailor the tool to your specs.
We don't just vanish after delivery: Our job isn't done just because the truck left our loading dock. We stick around to provide long-term tech support and advice to handle any weird fitment issues on-site and make sure our hardware keeps doing its job year after year.
Environmental Considerations
Going with SMC tech is actually a pretty sustainable move. It cuts down on the constant demand for heavy, energy-hogging metals and produces barely any scrap waste during the press run. Choosing these composite lids is a dead-simple way to run a cleaner operation and shrink the carbon footprint of your build.