Foodjx Guide : Heat-resistant PET bottle packaging has been welcomed by consumers due to its high transparency, strong gas barrier and easy carrying. It has become a packaging product with great development potential in the international beverage packaging market in recent years. In 1997, Japan's SUNTORY company took the lead in launching a heat-resistant PET bottle-packed tea beverage in the Chinese market using Japan's Nissei's blow molding equipment. It succeeded in the Shanghai market and achieved considerable economic benefits. In 1998, Uni-President Group and *New Group also introduced Taiwanese technology and launched their own heat-resistant PET-packed tea beverages, which were welcomed by consumers in the domestic market, making tea beverages a beverage market in a very short period of time. a black horse.

PET bottle tea beverages can be divided into three types: PET bottle hot filling technology, PET bottle quasi-high temperature filling technology and PET bottle aseptic filling technology. The hot-filled PET bottle hot filling technology is based on the commercialization of heat-resistant PET bottles. It is filled at a temperature of 85 ° C to 95 ° C, and then the side bottles are sterilized for 30 to 45 seconds to achieve the purpose of preservation. This technology has been widely used in the production of tea drinks and fruit drinks in Japan, Taiwan and other countries and regions. The main feature is that the PET bottle filling equipment and its filling environment have more hygienic requirements, and the process technology is easy to master and cao.

PET bottles that are hot-filled as tea beverages have higher heat resistance requirements due to the hot filling temperature of 85 ° C to 95 ° C in the production process, while the heat resistance of ordinary PET is poor. Volume shrinkage and bottleneck softening occur at °C to 70 °C, which is an inevitable contradiction compared to hot filling technology with a filling temperature above 85 °C. At present, only a few companies such as Japan Nissei, France SIDEL, Germany KRVPPCORPOPLAST have developed injection-blow molding equipment for producing heat-resistant PET bottles, which are expensive and costly. The price of 500ml and 32g heat-resistant PET bottles is about 1.1 yuan/bottle, while the price of ordinary 32g PET bottles is about 0.4 yuan/bottle, which has become one of the obstacles and obstacles to the promotion of heat-resistant PET bottle filling technology. .

Quasi-thermal filling technology is based on the temperature limit of ordinary PET bottles. Through the matching filling production line, filling environment requirements and follow-up process, the purpose of tea beverage preservation is achieved without adding any preservatives. . In 1998, Jiangsu Meixing Shunfeng Machinery Co., Ltd. developed a second-generation filling technology for PET beverage PET bottles, quasi-thermal filling technology. Through the production practice, it has been shown that the tea beverage produced by the non-heat-resistant PET bottle has reached the sanitary technical index of the heat-resistant PET bottle tea beverage and the relevant national standards. Since the process still has a certain filling temperature, in the selection and design of the bottle type, the bottle weight is required to be above 33g, and the corresponding reinforcing ribs are designed to resist the stress change of the PET bottle caused by the hot filling and cooling. The market price of PET bottle packaging using this technology can be reduced to 0.40-0.45 yuan/bottle.

PET bottle aseptic filling technology is the development trend of today's beverage packaging technology. The matching filling equipment has become the core content of the industrial implementation of this technology. At present, only a few companies in Germany, Italy and other countries have developed PET bottles. Aseptic filling machine. Uni-President successfully used the new sterile PET plastic filling machine developed by Tetra Pak to fill a series of low-acid tea beverages in Taipei, the first RFA-40 machine to package low-acid beverages.

The packaging material used for aseptic filling technology of PET bottles can not only use ordinary PET bottles, but also does not need to resist the stress change of PET bottles caused by hot filling and cooling, so the bottle weight can be reduced to below 21 grams, thus the bottle The price can be reduced to 0.25 yuan / bottle, and the bottle sample can be diversified, and the cost of product packaging is reduced, which creates an opportunity for enterprises to occupy a place in the fierce competition in the beverage market.

Palm Ultrasound Series

Specifications:
Display size: 7 inch TFT
Scanning manner: Electronic convex array, electronic linear array
Working frequency: 2.0MHz~10MHz
Display mode: B, B+B, B+M, M, 4B
Scanning range: Convex array 60°~150°
Amplification factor:1.0, 1.2, 1.5,2.0
Gain control: 8 segments TGC and overall gain can be adjusted respectively
Image processing: 8 γ corrections, frame correlation, point correlation, line correlation, digital filtering, digital edge enhancement and pseudo color processing, etc
Image gray-scale: 256 levels
Scanning line number: 512 lines/frame
Frame rate: 30 frames/second
Digital scanning conversion: 512×512×8 bits
Memory capacity: ≥2GB
Conventional measurements: distance, perimeter, area, volume
Obstetric measurement: horses, cattle, sheep, dogs, cats obstetric measurement
Report function: auto make report
Battery capacity: 3000mAH/7.4V,can work more than 2 hours
Display screen: 7" TFT
Output interface: USB port, video.
Overall size: 216mm×147mm×27mm
Total weight: 950g(with battery)
Waterproof: IP65(optional)
Standard Configuration:
Host, convex probe, built-in battery, power adapter, bag.
Optional:
Linear probe, Micro-convex probe, Rectal probe, Backfat probe.

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