Product Description rubber o ring making machine vacuum press machine The machine applies to production of all kinds of O-rings, rubber keyboards, medical rubber parts and automotive rubber parts, etc. As the most economic and traditional type, it features simple operation and rapid molding and can support 3-layer mold release. Product Feature 1. Through computer pressure and strain analysis of machine structure, this machine has a long service life; 2. Special heat plate design ensures even temperature distribution and one-step molding; 3. Heat plate 40 Cr nitrogen treatment ensures precision and long service life; 4. High-efficiency rapid vacuum system ensures no starved feeding and finished products contain no bubble. 5. Single machine and double machine for option; 6. 2RT/3RT/4RT for opti…