Kyler Yang··7 min read·Guides
RTV Silicone Molds for Concrete Countertops | RUUIPON
A countertop RTV tool is a jacketed skin for wet kilograms and an edge profile, not a food tray. Abrasive recast, not 177.2600. Typical shop. MOQ 20.
Read article -Silicone Mold & Manufacturing Guides
Explore practical silicone mold guides from RUUIPON, covering design, release, materials and production planning. Start with the problem you need to solve, then open the relevant product page when you are ready to discuss a quotation. CAD, drawings, samples and measured reference photos can all help define the project.
Start With These Core Guides
- Custom Silicone Mold Design Guide
A broad DFM guide covering release, undercuts, splits, detail, multi-cavity layout, material selection and prototype validation.
- How to Prepare a Custom Silicone Mold RFQ
The information that helps a supplier identify the correct mold structure, process, quantity and documentation requirements.
- RTV Silicone Mold vs Steel Tooling
Understand when a flexible casting mold, compression tool or LSR tool fits the product.
- Food-Grade Silicone Molds: FDA vs LFGB
Understand what food-contact documentation means and what to request for the destination market.
Mold Design & DFM
Use this cluster for one-piece vs two-part molds, undercuts and split molds, registration keys, wall thickness and support, edge radius, logo/text detail, tolerance and shrinkage, and DFM review.
One-piece vs two-part · Undercuts and split molds · DFM review
Food & Confectionery
Use this cluster for gummy mold design, gummy size and cavity volume, chocolate molds, baking, ice and food-contact documents.
Materials & Manufacturing Process
Use this cluster for platinum vs tin cure, vacuum degassing, cure time, RTV vs HCR/HTV vs LSR, and overmolding.
Buying, Cost & Production
Use this cluster for RFQ preparation, low MOQ, lead time, custom vs off-the-shelf, factory sourcing, prototype to production, and ownership/reorder.
RFQ guide · Low MOQ · Custom vs off-the-shelf · Manufacturer
Troubleshooting & Care
Use this cluster for common defects, tearing, resin bubbles, storage/warping, lifespan and cleaning.
Common defects · Resin bubbles · Storage and warping · Mold lifespan
Choose Your Next Step
- Designing a casting mold? Start with the custom silicone mold design guide.
- Developing a finished silicone product? Review the manufacturing capabilities.
- Ready to request a quote? Send your design, application, dimensions and quantity.
Selected Practical Guides
Browse by topic
Latest articles · 412 guides · page 16 of 42 · 10 per page
Title preview
- 151.RTV Silicone Molds for Concrete Countertops | RUUIPON
- 152.Two-Part Mold for Figurine Arms and Legs | RUUIPON
- 153.When UV Resin Yellows the RTV Silicone Mold | RUUIPON
- 154.Fix a Torn Silicone Mold: Don't Patch Food | RUUIPON
- 155.RTV Volume Calculator: Envelope, Mother, Waste
- 156.Who Makes Custom Silicone Molds
- 157.Logo Depth, Wash-Out and Serifs on Molds | RUUIPON
- 158.Pinch Test: Fillers in Cheap Silicone Molds | RUUIPON
- 159.Post-Cure Before First Food-Contact Pour | RUUIPON
- 160.RTV vs HTV Compression Silicone Molds
Kyler Yang··7 min read·Guides
Two-Part Mold for Figurine Arms and Legs | RUUIPON
Posed arms against the torso will not peel from a glove. Split or plug so limbs demold on their own axis. Structure first, Shore last. MOQ 20.
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Kyler Yang··7 min read·Resin & craft
When UV Resin Yellows the RTV Silicone Mold | RUUIPON
UV dumps can stain a platinum cavity. That is cast chemistry, not the same as a window-sill clear mold going straw. Confirm, then recast. MOQ 20.
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Kyler Yang··7 min read·Food & confectionery
Fix a Torn Silicone Mold: Don't Patch Food | RUUIPON
Sil-Poxy can close a craft tear. We would not patch a food-contact cavity. Recast against the unsanded master instead. Typical shop values. MOQ 20.
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Kyler Yang··9 min read·Guides
RTV Volume Calculator: Envelope, Mother, Waste
Weigh RTV from pour envelope minus living mother, plus waste and a degas heel. Web calculators skip those lines. Mix 1:1. MOQ 20.
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Kyler Yang··9 min read·Guides
Who Makes Custom Silicone Molds
A custom silicone mold maker freezes photos, sketch, or CAD, then pattern, often a flip, production master, batch RTV. MOQ 20. Not a warehouse reprint.
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Kyler Yang··9 min read·Design & DFM
Logo Depth, Wash-Out and Serifs on Molds | RUUIPON
Logo depth, serif width, and wash cycles decide whether a brand stays in an RTV cavity. How we lock mm, what we would not cut, and the RFQ pack for a
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Kyler Yang··8 min read·Guides
Pinch Test: Fillers in Cheap Silicone Molds | RUUIPON
A pinch that turns white is a filler clue, not a food-contact document. How to read cheap trays, what the test cannot prove, and what to send before you
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Kyler Yang··8 min read·Food & confectionery
Post-Cure Before First Food-Contact Pour | RUUIPON
Wash and post-cure a platinum food-contact RTV mold before the first dump. What we bake, what boiling is not, and the RFQ lines that put the schedule on
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Kyler Yang··8 min read·Guides
RTV vs HTV Compression Silicone Molds
Two RUUIPON mold-tooling routes: RTV pour cavities (MOQ 20) and HTV/HCR compression tools (free DFM + RFQ). Keep mold RFQs here.
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