Cucumber disease is commonly known as the dead vine, and can be infected from the seedling stage to the adult stage. When the seedlings became infected, they began to appear dark green, water-soaked and rot on the tender tip, and gradually dried up to form a bald tip. The adult stage mainly endangered the base of the stem and the branch of the tender stem. It began to be dark green water-immersed, and then became soft and obviously collapsed. The leaves above the diseased part gradually withered. The vascular bundle of the stem is not discolored.
Door panel: door panel is made of stainless steel 304 with no frame. Core materials are paper honeycomb, aluminum honeycomb, PU, EPS and etc. The installation sites of door lock, door closer and hinge are reinforced with square tubes of more than1.5mmthickness which are compression moulded by special technology.
Door frame: it is made of completely stainless steel 304. The connection types with wallboards are double-clip type and aluminum connection. The former is applied mostly to machine made wallboard and the latter hand made wallboard. The accessories are double window and lift type sweeping bar. The lock can be famous door lock or the owners can select lock brands themselves.
Specification: common sizes 800X2100, 900X2100, 1500X2100 or1800X2100, can customize to customers` requirements, the materials can be selected according to customers` requirements such as306Lor other special materials.
Features: the stainless steel 304 door we produced are of elegant appearance, sturdy and durable, acid and rotting resistance and thermal insulation. It is the first choice for high-end projects at home and engineering concerning foreign affairs that requires for anticorrosion and high quality such as electronics factory and food factory
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Shenzhen Hongfa Automatic Door Co., Ltd. , https://www.highspeedshutterdoor.com