RS-750-800-3 Positive and Negative Pressure Multi-Station Plastic Thermoforming Machine adopts internationally advanced plastic sheet forming technology. It is a plastic sheet forming machine with an integrated mechanical, pneumatic and electrical design. It can automatically complete a full range of processes including loading, feeding, heating, forming, punching, cutting, sta...
RS-750-610-4 Positive and Negative Pressure Multi-Station Plastic Thermoforming Machine
The RS-750-610-4 positive and negative pressure multi-station plastic thermoforming machine adopts internationally advanced plastic sheet forming technology. It is a plastic sheet forming equipment designed with integration of machinery, pneumatics and electricity. It can automat...
RS-650-450-4 Positive and Negative Pressure Multi-Station Plastic Thermoforming Machine
The RS-650-450-4 positive and negative pressure multi-station plastic thermoforming machine adopts internationally advanced plastic sheet forming technology. It is a plastic sheet forming equipment with an integrated mechanical, pneumatic and electrical design. It can automatically complete all pro...
Mechanical Synergy in BOPS Lid Forming and Stacking
2026-03-28
BOPS (Biaxially Oriented Polystyrene) is the material of choice for high-end bakery lids due to its "glass-like" transparency, but its brittle nature makes it difficult to stack without scratching. Wenzhou Rayshape Machinery Co., Ltd., an Elemotion Group company, has optimized its Plastic Thermoforming Machine specifically for these delicate applications. The key lies in the mechanical synergy between the five-point structural connecting rod and the vertical stacking concept. The machine’s four-column structural design provides a perfectly parallel mold closure, preventing the micro-cracks that often plague BOPS forming. Once formed, the lids are handled by a servo-driven vertical stacking unit that places them with precision, ensuring a professional and hygienic result. This attention to detail reflects the Elemotion spirit of self-surpassing excellence. The real-time distributed digital dynamic temperature control system maintains a precise $\pm 1$°C across the four-stage furnace, which is essential to prevent hazing in the BOPS sheet. Rayshape provides high-quality automated equipment that achieves 15% energy savings and reaches speeds of 45 molds per minute. By saving 90 sets of production parameters, the machine ensures a stable and reliable output for standardized lid production. Based in Wenzhou, our seasoned R&D team provides professional after-sales service and remote connectivity, helping global packaging suppliers deliver premium quality with a professional and reliable machinery platform that maximizes efficiency and minimizes waste.
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