30 Shore A RTV-2 Silicone Rubber for Mold Making
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Tough, Flexible & Built for Repeated Use
High flexibility. Resilient. Supportive. Soft yet elastic. Resists deformation. Built for high-frequency reuse. Precise replication. Tear-resistant. Easy demolding. Natural bubble release. Low odor. High performance. Safe and eco-friendly. JinHua's 30° silicone is made to last — project after project.
Built for Accurate, Durable Molds Every Time
30 Shore A hardness. Flexible. Resists deformation and tearing. Safe. Eco-friendly. Reusable. Cured molds work perfectly with various casting materials like epoxy resin and gypsum — ideal for creating accurate, long-lasting molds for all your craft projects.
Specifications
| Detection Indicator | National Standards | Qualification | Unit | |
| / | / | Component A | Component B | / |
| Resin Compound Appearance | Visual Inspection | Translucent | Translucent | / |
| Dynamic Viscosity | GB/T 1024T-2008 | 1500±500 | 1500±500 | mpa·s |
| Hardness | GB/T 531.1-2008 | 30±2 | ShoreA | |
| Tensile Strength | GB/T 528-2009 | ≥2 | Mpa | |
| Elongation | GB/T 528-2009 | ≥300 | % | |
| Tear Strength | GB/T 529-2008 | ≥12 | KN/m | |
| Operate Time | 25℃ | 0.5 | H | |
| Remarks | Curing Conditions: Curing at room temperature for 4 hours | |||
FAQ
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What is mold-making silicone used for?
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It is used to create flexible molds for resin crafts, candles, soap, plaster, concrete, and decorative art pieces.
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Do I need to remove bubbles?
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This silicone is designed for natural bubble release, but slow mixing and careful pouring help reduce trapped air even more.
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Is the cured mold flexible?
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Yes. The cured mold is soft, flexible,tear-resistant, and easy to mold without damaging delicate details.
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Can the molds be reused?
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Yes. With proper use and storage, silicone molds can be reused many times while maintaining fine detail.
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5.Can I do OEM/ODM customization for silicone molding?
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Yes, JinHua offers OEM/ODM customization services for silicone molding. We will customize the product packaging, labeling, specifications, etc., according to your needs.