HONGYE SILICONE’s liquid silicone For Moulds is a premium two-component Addition Curing Silicone, designed for high-quality mold manufacturing across industries. As a national high-tech enterprise with standardized production and one-stop solutions, this liquid silicone is FDA-certified, non-toxic, odorless, and features excellent fluidity, durability, and temperature resistance (-60℃~250℃). It caters to global B2B purchasers’ needs, enabling efficient production of precise, long-lasting molds, reducing rework and replacement costs, and supporting customization to meet diverse molding requirements, enhancing market competitiveness.
Product Overview
Our Liquid Silicone For Moulds is a high-performance RTV 2 Silicone Rubber, composed of flowable Part A (base rubber) and Part B (curing agent), adopting advanced addition curing technology. It supports both room-temperature and heat curing with simple operation, achieving shrink-free deep curing without thickness limits and producing no toxic by-products—solving the pain points of ordinary Mold Silicone, such as poor fluidity, easy tearing, and unstable performance. Backed by standardized production lines, we ensure consistent batch quality, making it the reliable choice for global purchasers in mold manufacturing.
Technical Specifications
Type: Two-component addition curing liquid silicone for moulds; Mix Ratio: 1:1 (by weight, suitable for mass production); Operating Time (25℃): 30~40 minutes (customizable); Curing Time (25℃): 4~5 hours; 80~120℃ for tens of minutes (accelerated curing); Temperature Resistance: -60℃~250℃; Hardness: 10~50 Shore A (adjustable); Tensile Strength: ≥3.8MPa; Shrinkage Rate: ≤0.07%; Transparency: High (optional for clear molds); Certification: FDA, RoHS compliant, meeting USA CFR 21.Part.177.2600 and European EN14350-2 standards; Shelf Life: 10 months (sealed, indoor storage); Core Keywords: Liquid Silicone For Moulds, liquid silicone, Mold Making Silicone, addition curing silicone, Food grade mold silicone, RTV 2 Silicone Rubber.
Product Images and Videos
High-quality images showcase our Liquid Silicone For Moulds, including its clear texture, excellent fluidity, and finished molds (food-grade, metal crafts, resin, concrete), with close-ups of detail replication. Demonstration videos display the full molding process—mixing, vacuum degassing, pouring, curing, and demolding—highlighting easy operation and stable performance. Original image addresses are retained for direct website integration, helping purchasers intuitively assess its suitability for their mold production needs.
Product Features & Advantages
1. Advanced Addition Curing: Deep curing without thickness limits, no toxic by-products, and uniform curing, ensuring consistent mold precision batch by batch, superior to Condensation Curing Silicone Mold Rubber. 2. Excellent Fluidity & Easy Pouring: High fluidity enables full filling of intricate mold details, suitable for both simple and complex mold designs, reducing mold defects.
3. Safe & Compliant: FDA, RoHS certified, non-toxic, odorless, meeting global safety standards, ideal for food grade mold silicone production and other high-demand scenarios.
4. Superior Durability: High tensile and tear strength, supporting 70~90 mold cycles, extending mold service life and reducing replacement costs by 35%.
5. Flexible Operation & Customization: 1:1 weight ratio for easy mixing, dual curing options; hardness, color, operating time, and curing time can be tailored to specific molding needs.
6. Strict Quality Control: As a national high-tech enterprise, we implement multi-layer inspection, ensuring stable performance and consistent quality for global supply.
How to Use (Step-by-Step for Mould Making)
1. Mix Part A and Part B of Liquid Silicone For Moulds in a 1:1 weight ratio, stirring thoroughly for 2~3 minutes in an irregular direction until uniform and bubble-free.
2. Perform vacuum degassing for 2~5 minutes; adjust time based on silicone viscosity, weight, and vacuum intensity to eliminate bubbles.
3. Pour the degassed silicone into the mold master, leveraging its excellent fluidity to fill all details.
4. Cure at room temperature (25℃) for 4~5 hours, or 80~120℃ for accelerated curing to meet production timelines.
5. Store unused silicone in sealed packaging, indoor storage away from sunlight and rain, and use within 10 months to maintain performance.
Application Scenarios
Our Liquid Silicone For Moulds is widely used in global mold manufacturing, including high-grade simulated food molds, metal crafts, alloy car accessory molds, epoxy/polyester resin molds, large cement components, cultural stone, concrete molds, high-precision Prototype silicone, and rapid prototyping. It brings tangible value: improving mold precision by 45%+, reducing rework rates, enhancing production efficiency by 30%, and supporting diverse industry needs, helping purchasers gain an edge in the global mold silicone market.
FAQ
1. What makes this liquid silicone suitable for mould making? Its excellent fluidity, deep curing, and high durability ensure precise, long-lasting molds for diverse applications.
2. Is it suitable for food-grade mold production? Yes, it’s FDA-certified, non-toxic, odorless, complying with international food safety standards.
3. Can we customize its performance? Yes, hardness, operating time, curing time, and color can be tailored to your mold requirements.
4. What is the service life of molds made with this silicone? It supports 70~90 mold cycles, longer than ordinary liquid silicone.
5. How to store the liquid silicone? Sealed indoor storage, away from sunlight and rain, with a 10-month shelf life; avoid mixing with impurities.
Shenzhen Hong Ye Jie Technology Co., Ltd
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