Custom silicone development · RTV mold MOQ from 20 · DFM & prototype support
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.
A broad DFM guide covering release, undercuts, splits, detail, multi-cavity layout, material selection and prototype validation.
The information that helps a supplier identify the correct mold structure, process, quantity and documentation requirements.
Understand when a flexible casting mold, compression tool or LSR tool fits the product.
Understand what food-contact documentation means and what to request for the destination market.
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
Use this cluster for gummy mold design, gummy size and cavity volume, chocolate molds, baking, ice and food-contact documents.
Use this cluster for platinum vs tin cure, vacuum degassing, cure time, RTV vs HCR/HTV vs LSR, and overmolding.
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
Use this cluster for common defects, tearing, resin bubbles, storage/warping, lifespan and cleaning.
Common defects · Resin bubbles · Storage and warping · Mold lifespan
Latest articles · 412 guides · page 6 of 42 · 10 per page
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Polyurethane dumps cook and etch platinum RTV faster than food. Cycle-life levers, Shore, jackets, and recast triggers. Typical shop values. MOQ 20 per
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Epoxy life on an RTV tool is a different clock than PU or chocolate. Exotherm, amine etch, recast triggers. Typical shop values. Cabinets stay split. MOQ
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Salon hairspray is not a named mold release. It gums platinum faces, fights a food path, and does not open a hook. Typical shop values. We will not spec
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A freezer can shrink some PU off a well. Shock-freezing thick epoxy often cracks the dump and nicks the lip. Confirm the lock first. Typical shop values.
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A pressure pot on the dump shrinks bubbles in your resin, not in the RTV face. Rated vessel only; open-back limits; food no. Typical shop values. MOQ 20.
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Vacuum-casting resin into RTV is not degassing mixed rubber. Two chambers, two jobs, two leak paths. Typical shop values. Prototype 3–7 days after CAD
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Open-back gloves still need register when a jacket or second skin closes. Where keys live, what tears, food vs craft. Typical shop values. MOQ 20 per
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Lego and foamcore can dam a hobby pour. Production flasks need leak-tight walls, a square pour height, and a vacuum path. Typical shop values. MOQ 20.
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Hot glue dams leak under vacuum; clay coils can sulfur-poison platinum. Pick the dam from the mix, not the craft aisle. Typical shop values. MOQ 20.
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Steel pins belong in a rigid jacket / mother-mold support shell, never through a food well. Molded keys live in the rubber. Typical shop values. MOQ 20.
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