
Advanced release agents for precision and efficiency in composites
Sky Composites offers a comprehensive range of release agents suitable for various moulds and moulding processes with characteristics below:
- High quality, and technologically advanced
- Low transfer, ensuring no impact on secondary processing of products
- More economical, allowing one-time application for multiple releases
- More environmentally friendly, featuring odorless, water-based release agents
External release agent series
External Release Agent Series |
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Type of Products |
Model |
Method of Use |
Manual / Spray |
RTM / Vacuum infusion |
Moulding |
Winding |
SMC / BMC |
Solvent / Water based |
Property / Application |
Solvent Release Agents |
Product with excellent surface |
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CLE-5087 |
Wipe / Polish |
★ |
★ |
Solvent |
Small traces, Polishable, Low-odor, High Gloss |
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CLE-705 |
★ |
★ |
★ |
Highly-resistant, High Gloss, Excellent Demoulding effect |
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CLE-229 |
★ |
★ |
★ |
Highly-resistant, Excellent Demoulding effect |
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Water-based Release Agents |
Environmentally friendly / fragrance-free / no dangerous |
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CLE-W62 |
Wipe / Wipe gently |
★ |
★ |
★ |
Water-based |
Excellent Demoulding effect, Highly-resistant, little of limestone, Can pass TVOC test, usable for the production of wind blades |
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CLE-W64 |
★ |
★ |
★ |
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CLE-W53 |
★ |
★ |
★ |
Fragrance-free, Excellent Demoulding effect, Highly-resistant, Usable in the sports facility industry |
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Sealing agents |
Sealing agents |
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CLS-398 |
Wipe |
★ |
★ |
★ |
☆ |
☆ |
Solvent |
Usable on sealing epoxy tooling board and other materials |
|
CLS-799 |
★ |
★ |
★ |
High smooth finish, Excellent sealing effect, to use with semi-permanent release agents |
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Polymer release agents |
CLE-F57 |
Wipe / wipe before it dries |
★ |
☆ |
☆ |
★ |
Ease of operation, fast solidification, Excellent Demoulding effect |
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CLE-F32 |
☆ |
☆ |
☆ |
★ |
Ease of operation, fast solidification, Excellent Demoulding effect |
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CLE-F57 Aerosol spray |
Spray |
★ |
★ |
Water-based |
Ease of operation, Usable in the production of pipes |
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Waxes |
CLE-WAX |
Wipe / Polish |
★ |
★ |
★ |
Solvent |
Ease of operation, soft, easy to polish |
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CLE-W99 |
★ |
★ |
★ |
Water-based |
Liquid Wax, Ease of operation |
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PVA |
CLE-PVA |
Wipe |
★ |
Solvent |
To use with new mould or RTM process |
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Cleaning agent |
Mould Cleaner and descaler |
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CLC-R47S |
Wipe / wipe before it dries |
Universal Cleaning Agent, can remove silicon type dirt and oil stains, and also remove semipermanent release agents |
Solvent |
Ease of operation, to use with semi-permanent release agents |
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Wipe / wipe before it dries |
Internal release agent series
Internal Release Agent Series |
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Type of Product |
Resin Based |
Technology |
Recommended Product |
Property |
Polymer Internal |
Epoxy Resin |
Pultrusion |
CLI-7011/CLI-672/5661 |
Improve Resin Flow, Increase the speed of pultrusion process, enhance the quality of the surface of the product, don’t affect the subsequent processing |
Unsaturated Resin / Vinylester |
Pultrusion |
CLI-250/CLI-260/CLI-7011/5661 |
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Moulding |
CLI-7011 |
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Phenolic Resin |
Pultrusion |
CLI-5661 |
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Polyurethane Resin |
Pultrusion / Foam Extrusion |
CLI-7000 |
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Foam Extrusion / Elastomer |
CLI-7000/CLI-8010 |
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Why choose Sky release agents?
Fair price
High-performance imported solutions at cost-effective rates.
Flawless demoulding
Ensures a high success rate without impacting post-processing or finishing.
Efficient application
One application enables multiple demoulding cycles, saving time and effort.
Eco-friendly options
Water-based, fragrance-free release agents that are safe and sustainable.

Ready to build stronger solutions together?
Partner with Sky Composites to bring innovative, high-performance materials to your industry. Let’s shape the future, one composite at a time.