... Heat resistance 4. Low shrinkage a. Applications of Manual Molding Silicone Rubber Manual Molding Silicone Rubber is mainly used for model design ... , Electronic equipment ant vibration, etc. b. Model Codes of Manual Molding Silicone Rubber HY-528# is applicable to make molds ... zing, it will not be operated. Further information on Manual Molding Silicone Rubber is available. Please feel free to contact ...