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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
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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Main Product:
Liquid silicone rubber,
Silicone raw materials,
Electronic Potting Compound,
Human Body Silicone ,
Tin cure silicone rubber,
Platinum silicone rubber