Low shrinkage silicone for accurate model making

Low shrinkage silicone for accurate model making

Name: Addition curing silicone 24
Uploaded: 2026-04-07T05:44:02+08:00
Description: HONGYE SILICONE low shrinkage silicone is premium platinum cured mold silicone engineered for high-accuracy model

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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.: E630

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 24

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Product Description

HONGYE SILICONE low shrinkage silicone is premium Platinum cured mold silicone engineered for high-accuracy model making. Made of purified Silicone raw materials, this addition curing RTV 2 Silicone Rubber features near-zero shrinkage rate, full deep curing and stable dimensional consistency. Compatible with Rapid prototyping silicone and Prototype silicone , it outperforms ordinary Condensation Curing Silicone Mold Rubber, ideal for precision craft molds and industrial accurate model mass production.

Product Overview

This low-shrinkage Liquid Mold Silicone is a two-component flowable organic silicone with a 1:1 A/B weight ratio, developed for precise model manufacturing. As a national high-tech enterprise solution, it supports room temperature and heating dual curing with simple operation. It maintains zero deformation and dimensional stability after curing, widely used for precision hand prototype models, high-simulation food crafts, Toy mold silicone , metal art molds and customized accurate component production.

Technical Specifications

Curing Type: Platinum cured Addition Curing Silicone;

Mix Ratio: 1:1 by weight;

Working Time (25℃): 30-40 minutes;

Room Curing: 4-5 hours;

Heating Curing: 80-120℃ fast shaping;

Temperature Resistance: -60℃~250℃;

Shelf Life: 10 months sealed indoor storage;

Certification: FDA Food Grade;

Core Advantage: Ultra-low shrinkage, high dimensional accuracy.

Product Images and Videos

Reserve original media resources: low shrinkage liquid silicone raw material, accurate model finished samples, dimensional precision test display, vacuum defoaming operation video and industrial bulk packaging photos for global precision model manufacturers.

Product Features & Advantages

1. Ultra-low shrinkage formula, ensuring precise model size restoration without deformation;

2. Unlimited deep curing with no internal stress, stable precision for thick and large molds;

3. Non-toxic, odorless and FDA-certified, safe for food-grade and high-precision industrial molding;

4. Excellent fluidity liquid Mold Silicone , easy pouring for intricate accurate model structures;

5. High tensile and anti-tear performance, long service life and repeated high-precision demolding;

6. No post-curing shrinkage, far more stable than traditional Mold Making Silicone;

7. Customizable color, operating time and curing speed for exclusive accurate model projects.

Step-by-Step Operation Guide

1. Mix A and B low-shrinkage silicone evenly at 1:1 weight ratio for 2-3 minutes;

2. Conduct 2-5 minutes vacuum defoaming to avoid bubble-caused precision errors;

3. Pour liquid RTV mold silicone into accurate model molds steadily;

4. Choose natural room-temperature curing or high-temperature accelerated curing;

5. Demold after full curing to obtain dimensionally accurate models;

6. Seal residual silicone and store indoors away from sunlight and rain.

Application Scenarios & Buyer Value

Perfect for precision rapid prototyping silicone, accurate toy mold silicone, delicate craft model making, resin component molds and high-precision prototype silicone production. This low-shrinkage silicone eliminates dimensional deviation and defective rates, reduces model correction costs, improves finished product accuracy, and boosts manufacturers’ high-precision product market competitiveness.

Certifications and Compliance

This accurate molding silicone passes FDA food grade certification and ISO quality system standards, complying with international RTV mold silicone industry specifications. It meets cross-border industrial material import requirements for fast B2B bulk order customs clearance.

Customization Options

We support customized shrinkage rate, fluidity, hardness and curing parameters. Exclusive formula tuning is available for High transparency mold silicone and special high-precision model production needs.

Production Process

High-purity silicone raw material screening → low-shrinkage formula compounding → constant-temperature synthesis → dimensional accuracy testing → stability inspection → vacuum sealed packaging. Strict quality control guarantees zero-shrinkage and high-precision performance for every batch.

FAQ

Q1: Will the silicone shrink after long-term curing?

A1: Ultra-low shrinkage formula ensures permanent dimensional stability.

Q2: Suitable for ultra-precision prototype model making?

A2: Specially optimized for high-accuracy rapid prototyping.

Q3: Can it maintain precision after multiple demolding?

A3: Stable physical performance with zero dimensional deviation.

Q4: Can adjust parameters for customized accurate molds?

A4: Full personalized formula customization supported.

Q5: What is the sealed valid storage period?

A5: 10 months under dry and sealed indoor conditions.

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