Oxygen mask is a product that provides oxygen. Its main function is to transfer the oxygen needed for breathing from the storage tank to the medical device products of the human lungs. Then, oxygen masks belong to several types of products in the classification of medical devices. ?
Oxygen mask is one of the products of medical gas supply and gas delivery device in 6856 ward nursing...
CompositionThe structure of the blow mould, casting mouldand thermoforming mouldis relatively simple.
Compression moulds, injection moulds, and transfer moulds have relatively complex structures, and there are many parts that make up such moulds.
The basic parts are:
①moulded parts, including concave moulds, punches, and various moulding cores, are parts of the inner and outer surfaces or upper...
What is the cause of damage to the injection mould? Yuhuan Shengjiu Mould Co., Ltd. explained:
(1) If there are metal inserts in the plastic injection products, when the metal inserts are placed in the mould opening, due to the insecure or skewed placement, the mould cavity will cause local damage, indentation or pits after mould clamping.
(2) Due to the high pressure and fast...
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