Long lasting silicone for repeated mold casting

Long lasting silicone for repeated mold casting

Name: Addition curing silicone 22
Uploaded: 2026-03-20T02:50:46+08:00
Description: HONGYE SILICONE long lasting silicone is premium platinum cured mold silicone customized for repeated mold casting.

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Payment Type:	T/T,Paypal
Incoterm:	FOB,Express Delivery,CIF,EXW,DDP
Min. Order:	10 Kilogram
Transportation:	Ocean,Land,Air,Express
Port:	SHENZHEN

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Product Description

Product Attributes

Packaging & Delivery

Product Description

Product Attributes

Model No.: E620

Brand: HONGYE SILICONE

Origin: HUIZHOU

Certification: 9001

Packaging & Delivery

Selling Units	:	Kilogram
Package Type	:	1/5/20/25/200KG
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Addition curing silicone 22

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Product Description

HONGYE SILICONE long lasting silicone is premium Platinum cured mold silicone customized for repeated mold casting. Made of high-quality Silicone raw materials, this addition curing RTV 2 Silicone Rubber features exceptional tear resistance and ultra-long service life. Outperforming ordinary Condensation Curing Silicone Mold Rubber, it supports hundreds of repeated casting cycles, perfectly suited for Mold Making Silicone , Rapid prototyping silicone and mass craft mold production.

Product Overview

This long-lasting Liquid Mold Silicone is a two-part 1:1 weight ratio flowable Industrial mold silicone rubber developed for high-frequency repeated mold casting. Manufactured by a national high-tech enterprise, it supports dual room-temperature and heating curing with simple operation. It delivers outstanding durability and stable physical properties, widely used for Toy mold silicone , Prototype silicone , metal crafts, simulation food molds and concrete component casting with customizable formulas.

Technical Specifications

Curing Type: Platinum cured Addition Curing Silicone;

Mix Ratio: 1:1 by weight;

Working Time (25℃): 30-40 mins;

Room Curing Time: 4-5 hours;

Heating Curing: 80-120℃ rapid curing;

Temperature Resistance: -60℃~250℃;

Shelf Life: 10 months sealed indoor storage;

Certification: FDA Food Grade;

Core Performance: High durability, high repeated demolding times.

Product Images and Videos

Reserve original media resources: long-lasting liquid silicone raw material, repeated casting mold durability test, mass casting finished products, vacuum defoaming operation video and industrial bulk packaging photos for global batch production manufacturers.

Product Features & Advantages

1. Ultra-long lasting durability, supporting hundreds of repeated mold casting cycles;

2. Full deep curing without thickness limit, maintaining stable structure after long-term use;

3. FDA-certified food-grade safety, non-toxic and odorless for diverse casting scenarios;

4. Superior fluidity for smooth perfusion, ideal for complex repeated casting molds;

5. High tensile and anti-tear performance, resisting deformation and damage during frequent demolding;

6. Far longer service life than regular mold making silicone rubber;

7. Customizable color, curing time and hardness for personalized casting production lines.

Step-by-Step Operation Guide

1. Mix component A and B long-lasting silicone evenly at 1:1 ratio for 2-3 minutes;

2. Perform 2-5 minutes vacuum defoaming to eliminate micro bubbles;

3. Pour liquid RTV mold silicone into molds steadily for full filling;

4. Choose room temperature natural curing or 80-120℃ fast curing;

5. Demold after full curing for repeated cyclic casting;

6. Seal residual silicone and store indoors, avoiding sunlight and rain to preserve durability.

Application Scenarios & Buyer Value

Ideal for repeated casting of toy Mold Silicone , rapid prototyping silicone, cultural stone, resin crafts and precision prototype silicone molds. This long-lasting silicone drastically reduces mold replacement frequency, cuts raw material and labor costs for batch production, minimizes downtime, and greatly improves overall production efficiency and profit margins.

Certifications and Compliance

The durable casting silicone obtains FDA food grade certification and ISO quality certification, complying with international RTV mold silicone industry standards. It meets cross-border industrial material specifications, ensuring smooth customs clearance for global B2B bulk orders.

Customization Options

We provide full customization of silicone hardness, viscosity, curing speed and durability. Exclusive formulas are available for High transparency mold silicone and high-frequency repeated casting industrial scenarios.

Production Process

High-purity silicone raw material screening → durable formula compounding → constant temperature synthesis → repeated use durability test → performance inspection → vacuum sealed packaging. Standardized production ensures stable long-lasting performance for cyclic mold casting.

FAQ

Q1: How many repeated casting cycles can the mold support?

A1: High anti-tear structure supports hundreds of stable demolding cycles.

Q2: Will performance degrade after long-term repeated use?

A2: Premium formula maintains stable toughness and no deformation.

Q3: Suitable for continuous mass batch production?

A3: Optimized exclusively for high-frequency repeated casting.

Q4: Can customize durability for special scenarios?

A4: Full performance customization supported.

Q5: What is the sealed storage period?

A5: 10 months under dry, sealed indoor conditions..

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