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Home> Products> Mold Making Silicone> Addition Curing Silicone> HY-E640 40A Platinum Cure Silicone for GRC and Concrete Molds
HY-E640 40A Platinum Cure Silicone for GRC and Concrete Molds
HY-E640 40A Platinum Cure Silicone for GRC and Concrete Molds
HY-E640 40A Platinum Cure Silicone for GRC and Concrete Molds

HY-E640 40A Platinum Cure Silicone for GRC and Concrete Molds

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Product Attributes

Model No.HY-E640

Packaging & Delivery

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Real shot of silicone pouring in a silicone
Product Description

Summary: HY-E640 is a 40A Addition Curing Silicone for GRC and concrete molds. It offers near-zero shrinkage and high tear strength for durable architectural mold making.

Product Overview

HY-E640 is a 40A platinum cure silicone for GRC, concrete, and PU. This Mold Making Silicone provides excellent dimensional stability.

Technical Specifications

Model: HY-E640. Hardness: 40A. Ratio: 1:1 or 10:1. Color: semi-transparent. Temp: -60 to 200C.

Product Images and Videos

Sandstone Relief Mold Silicone Rubber 3

Product Features

This addition curing silicone uses platinum catalysis for near-zero shrinkage. Our 20 lines ensure batch consistency and flexible manufacturing.

How to Use

Stir A/B. Mix by ratio for 3 mins. Vacuum degas. Pour into mold. Cure at room temp or heat, then demold.

Application Scenarios

At 40A, this silicone rubber for molds suits GRC decorations, concrete products, and PU casting.

Buyer Benefits

Users gain lower replacement costs via high tear strength. Near-zero shrinkage ensures precise replicas.

Certifications

Holding ISO9001, RoHS, REACH, FDA, UL, and CE, this Liquid silicone rubber meets strict global safety standards.

Customization

We offer hardness adjustments, color customization, and various packaging sizes.

Production

Our facility features 20 lines, pre-production sampling, and full inspection before shipment.

FAQ

MOQ is 2kg. It is food grade. Search HONG YE SILICONE to request samples.

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