What to Do If Mold Release Is Difficult?

If clients are experiencing difficulty with demolding fiberglass molds, there are common issues such as poor release, low gloss, and limited reuse. Here are some insights on addressing these problems:

1. Incorrect Mold Release Agent:

  • Achieving high gloss and no polishing with mold release wax is challenging. The final product surface will never match the mold surface due to the release layer. Different brands and types of release agents vary in performance. It’s worthwhile to try different agents and find the one that best suits your needs, considering both performance and cost.

2. Improper Use of Mold Release Agent:

  • The same product can yield different results based on usage. If an issue arises, it’s often blamed on the product. Consistent, careful application is crucial. Verify your process if problems arise.

For difficult demolding situations, clients should first check their application process. If issues weren’t present before, something might have been overlooked. Consider factors like intervals between applications and sufficient drying time. If uncertain, perform a demolding test on a small area.

Typical Processing

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Pultrusion

Pultruded Grating, Tent Poles, Solid Rod, Flat Strip, Square Tube, Hollow Round Tube.

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SMC/BMC

Insulating FRP Parts (Low Voltage), FRP Plates for Water Tanks, FRP Insulators (High Voltage), Sanitary Ware and Auto Parts

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Solid surface

Solid Surface And Artificial Marble Resins, Engineered Stone, Quartz Stone, Granite.

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Hand Lay-up

Chemical Resistance, Tanks & Pipes Resin