Addition Cure RTV Platinum Silicone Rubber Low Shrinkage 1:1 FDA Grade for Jewelry Mold Making Bulk Price

Addition Cure Platinum Cure Liquid Silicone Rubber (HN-E30)

Hanast HN-E30 is a two-component addition cure (RTV-2) platinum cure liquid silicone rubber developed for high-precision jewelry mold making, food-grade chocolate molds and architectural tile molds. With a simple 1:1 mixing ratio, ultra-low shrinkage and a 3–4 hour room-temperature demold, it delivers exceptional detail reproduction and long mold service life.

Key Features

• Ultra-Low Shrinkage – Minimal dimensional change captures intricate jewelry details, filigree patterns and complex textures.
• High Tensile Strength (≥ 6.5 MPa) – Withstands repeated demolding cycles without tearing.
• 1:1 Easy Mixing Ratio – Equal-part A:B mixing reduces operator error for consistent batch quality.
• Fast 3–4 Hour Demold – Room-temperature cure supports rapid production cycles.
• FDA Food-Grade Compliant – Non-toxic platinum-catalyzed system, also RoHS and REACH certified.
• Customizable Viscosity 800–20000 cps – Tailorable from thin pour to thick consistency, with optional custom color for OEM partners.

Technical Specifications

Recommended Applications

• High-precision jewelry and filigree mold making
• Food-grade chocolate, candy and baking molds
• Architectural tile and decorative mold making

Wholesale Supply & Packaging

Factory-direct supply of 100 tons per month, packed in 20 kg / 25 kg / 200 kg drums with full MSDS and TDS documentation. MOQ from just 1 kg, with a free 1 kg trial sample for evaluation before bulk procurement. Samples via FedEx/DHL (3–5 days); bulk orders shipped by sea.