Custom Silicone Mold for Lip Balm Stick Cavities

The bullet tips void because air has nowhere to go in a one-piece well. Lip balm is a fill-path quote. We do not invent cosmetic claims.

RUUIPON cuts custom silicone molds in Shenzhen since 2018 for brand and Shopify buyers, not kitchen DIY kits. MOQ 20 trays per design. Complete RFQs typically get a reply in about 24 hours. Prototype is commonly 3-7 business days after CAD lock. Drawing deposit ~$50 USD when we must model cavities.

Voids at the Bullet Tip

This section is the failure mode we see on restock, not a keyword definition. If the first sample looked fine, wait until cavity 8-20 before you approve a production sheet.

Tube Vendor OD Must Match

Input	What it does to the tray
Tube OD omitted	We stop
One-piece deep bullet	Void
Split	Often the fix
MOQ 20	Per design

Shopify cosmetic-looking SKUs. Docs depend on material and market.

Cosmetic Docs Are Not FDA-Approved Factory

Do not reuse a Shore band from a different fill. Platinum-cure is the default production sheet. Shrink is compensated in CAD (~0.1%) when you send a solid. We do not lock a marketing cycle-life number.

Lip Balm RFQ

Tube vendor, bullet length, fill, weekly sticks.

contact. Lotion bars are a different cavity: lotion bars.

FAQ

Pot balm vs stick?
Different cavity. Do not mix.

MOQ?
20.

Food-grade lip balm tray?
Only if quoted as food-contact. Most sticks are not that path.

Quote: contact or WhatsApp +86 135 3006 2969.