Heat pump with four-way solenoid valve

JB / T 7230-94 This standard specifies the terms, models and basic parameters, technical requirements, test methods, inspection rules, signs, Packaging and storage of the four-way solenoid valve for heat pumps. This standard applies to the valve nominal capacity of not more than 90kW, refrigerant R22 for refrigeration equipment to change the gas refrigerant flow direction, in order to achieve cooling or heating purposes with four-way solenoid valve (hereinafter referred to as the valve).

PVC Sheets for packaging

Application:

In general, Transparent PVC sheets are used as a packaging material. After thermoforming, the sheets will be formed into the shape of cups, lids, trays and clamshells. And blister packaging is one of them, it can be used for packaging small consumer goods, foods, and pharmaceuticals. Besides thin transparent sheet, there are thicker sheets of thermoplastic are used to produce plastic pallets, car doors and dash panels, and refrigerator liners.


Features:

PVC sheet has a relative stable chemistry which is resistant to weathering, corrosion and abrasion.

High visibility, so shopper can see product clearly in Folding Box, blister egg tray,

or some other transparent packaging.

PVC sheet is a cost effective material for making packaging.



Specification:

Size: customizable

Surface: glossy

Color: transparent, translucent



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