HONGYE SILICONE’s High Grade Mold Silicone for Casting is a top-tier two-component addition curing liquid silicone, specifically engineered for high-precision casting mold manufacturing. As a national high-tech enterprise with standardized production and one-stop solutions, this high-grade silicone is FDA-certified, non-toxic, odorless, featuring exceptional fluidity, superior durability, and stable performance. It caters to global B2B purchasers’ demand for high-quality casting molds, ensuring precise detail replication, easy operation, and flexible customization, helping reduce production costs, improve efficiency, and enhance competitiveness in high-end casting industries.
Product Overview
Our High Grade Mold Silicone for Casting is a premium RTV 2 Silicone Rubber, composed of high-purity flowable Part A (base rubber) and Part B (curing agent), adopting advanced addition curing technology. Designed specifically for casting scenarios, 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. Unlike ordinary Mold Making Silicone, it solves the pain points of poor fluidity, low tear resistance, and unstable casting precision, making it the preferred choice for global purchasers in high-grade casting mold manufacturing.
Technical Specifications
Type: Two-component addition curing high grade mold silicone for casting; Mix Ratio: 1:1 (by weight, suitable for mass casting 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: ≥4.0MPa; Shrinkage Rate: ≤0.05%; Certification: FDA, RoHS compliant; Shelf Life: 10 months (sealed, indoor storage); Core Keywords: High Grade Mold Silicone for Casting, mold making silicone, liquid silicone, Addition Curing Silicone, Food grade mold silicone, RTV 2 Silicone Rubber.
Product Images and Videos
High-quality images showcase our High Grade Mold Silicone for Casting, including its smooth liquid texture, excellent fluidity, and finished casting molds (high-grade simulated food, metal crafts, resin castings, concrete components), with close-ups of intricate detail replication. Demonstration videos display the full casting mold making process—mixing, vacuum degassing, pouring, curing, and demolding—highlighting its easy operation and stable performance. Original image addresses are retained for direct website integration, helping purchasers intuitively assess its suitability for high-grade casting needs.
Product Features & Advantages
1. High-Grade Addition Curing Technology: Adopts advanced addition curing, ensuring uniform curing, no toxic by-products, and shrink-free deep curing, outperforming Condensation Curing Silicone Mold Rubber and ordinary casting silicone. 2. Excellent Fluidity for Casting: Superior flowability enables easy pouring and full filling of intricate casting mold details, reducing air bubbles and mold defects, ensuring precise casting results.
3. Safe & High-Quality: FDA-certified, non-toxic, odorless, meeting global high-grade safety standards, suitable for food grade mold silicone production and high-end casting scenarios.
4. Superior Durability: High tensile and tear strength, supporting 80~100 casting cycles, extending mold service life and reducing replacement costs by 38%.
5. Easy Operation & Customization: 1:1 weight ratio for simple mixing, dual curing options; hardness, operating time, and curing time can be tailored to specific casting mold needs.
6. Strict Quality Control: As a national high-tech enterprise, we implement multi-layer inspection from raw materials to finished products, ensuring consistent high-grade performance for global supply.
How to Use (Step-by-Step for Casting Mold Making)
1. Mix Part A and Part B of High Grade Mold Silicone for Casting in a 1:1 weight ratio, stirring thoroughly for 2~3 minutes in an irregular direction until uniform and bubble-free—critical for casting precision.
2. Perform vacuum degassing for 2~5 minutes; adjust time based on silicone viscosity, weight, and vacuum intensity to eliminate bubbles that affect casting quality.
3. Pour the degassed silicone into the casting mold master, leveraging its excellent fluidity to fill all intricate details.
4. Cure at room temperature (25℃) for 4~5 hours, or 80~120℃ for accelerated curing to meet casting production timelines.
5. Store unused silicone in sealed packaging, indoor storage away from sunlight and rain, and use within 10 months to maintain its high-grade performance.
Application Scenarios
Our High Grade Mold Silicone for Casting is widely used in global high-grade casting mold manufacturing, including high-end simulated food casting, metal crafts casting, alloy car accessory casting, epoxy/polyester resin casting, large cement component casting, cultural stone casting, and high-precision Prototype silicone casting. It brings tangible value: improving casting precision by 48%+, reducing rework rates by 42%, enhancing production efficiency, and supporting high-grade customization, helping purchasers gain an edge in the global high-grade casting mold silicone market.
FAQ
1. What makes this silicone suitable for high-grade casting molds? Its advanced addition curing, excellent fluidity, and low shrinkage ensure precise, high-quality casting results, distinguishing it from ordinary mold silicone.
2. Is it suitable for food-grade casting molds? Yes, it’s FDA-certified, non-toxic, odorless, complying with international high-grade food safety standards.
3. Can we customize its performance for specific casting needs? Yes, hardness, operating time, and curing time can be tailored to your casting mold requirements.
4. What is the service life of casting molds made with this silicone? It supports 80~100 casting cycles, longer than ordinary casting silicone.
5. How to ensure its high-grade quality during storage? Store in sealed indoor packaging, away from sunlight and rain, and use within 10 months to maintain performance.
Shenzhen Hong Ye Jie Technology Co., Ltd
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