News

Title: Zhucheng Xinfu Machinery Spray Retort – Preferred High-Temperature Sterilization Equipment for Flexible Packaged Foods

2026-11-09


The spray retort manufactured by Zhucheng Xinfu Machinery is a proven and reliable sterilization solution for the food industry, ideal for packaged goods with strict requirements on appearance and taste. It is suitable for a wide range of products, including cooked food in aluminum foil pouches, vacuum-packed braised snacks, ready-to-eat pre-made dishes, boxed sauces, jelly, pudding, glass canned food, mixed congee, bird’s nest drinks, packaged soy milk, dried meat snacks, canned fish and pet wet food. It delivers stable sterilization for packages of various forms while preserving the original flavor of ingredients.

The whole machine is constructed of food-grade 304 stainless steel with finely polished surfaces. It is corrosion-resistant and easy to clean, complying with SC food production standards. Adopting hot water spray heat exchange, high-temperature water sprays evenly onto products from multiple directions for consistent temperature inside the retort. Local overheating is minimized to reduce pouch swelling and bursting and cut production loss.

Its control system realizes coordinated adjustment of temperature, pressure and time. Multiple sterilization recipes can be saved and activated with one click according to different production processes, simplifying operation and reducing manual errors. The heating, holding and cooling stages are precisely controlled to eliminate harmful microorganisms, extend shelf life and retain the color and taste of food.

Custom sizes are available. Optional accessories such as automatic doors and basket conveying systems make it suitable for small and medium factories as well as large central kitchens. It helps manufacturers standardize sterilization, stabilize product quality and boost productivity.