Sealing strip : Since the combination of the door and the door panel is a hard bump between the plates, the instantaneous noise of closing the door is as high as 120 decibels, which seriously affects the physical and mental health. The high-strength sealing strip is used, which does not react with the paint, ensuring the smoothness of the contact paint surface. And it also has shock absorption, noise reduction, sealing, sound insulation, moisture resistance and so on.
Hinge : Used for swinging doors and windows. Consumers can observe the hinge material when purchasing, and have copper, iron-plated copper, stainless steel, aluminum alloy extrusion materials, etc., and should not use zinc alloy casting hinges.
Hinge : It is recommended to have a trigeminal hinge with high strength, strong load-bearing capacity, convenient disassembly and assembly, flexible opening and closing, and silencer.
Sliding support : A device that supports the opening and closing and positioning of the casement window sash. Consumers should use stainless steel materials when purchasing. The surface should not have scratches, sharp edges, burrs and other defects. When the sliding support is opened and closed, there is a slight resistance.
Pulley : Take the weight of each sliding door and window and move it horizontally. When purchasing, consumers should pay attention to the material of the pulley frame and whether the pulley adopts needle roller bearing or ball bearing. For the pulley used for sliding door, the heavy-duty door pulley should be used, and the pulley of the sliding window should not be used instead.
Handle : Used in casement windows. The main function is to press the sash against the window frame when the sash is closed to achieve the sealing function. Consumers should pay attention to observe that the surface is flat, burr-free, the weight of the handcuffs, and the surface of the coating is uniform.
Half moon lock : Mostly a hook lock between the fan and the fan. Consumers should use stainless steel or aluminum alloy to make it better.
It is advisable to choose a lock with flexible performance. When you purchase, you can insert the key a few times to see if it is not smooth, and whether the switch is screwed up is not cheap.
Choose a variety of decorative hardware accessories with good appearance. When purchasing, it is mainly to see if the appearance is defective, how the gloss is applied, and whether the hand feels smooth.
Should choose a good sealing performance, hinges, rails, locks. It is flexible and convenient to open and close and pull several times during purchase.
The door hinges are divided into two types: detachable and non-detachable. The cover is divided into three types: large bend, medium bend and straight bend. In addition to the visual inspection and the smoothness of the hinge surface of the hand hinge, attention should be paid to the reset performance of the hinge spring. The hinge can be opened at 95 degrees, and the hinges are pressed hard by both sides to observe that the support spring piece is not deformed or broken, and is very strong. For quality qualified products.
The drawer guide rail is divided into two kinds of rails and three rails. When selecting the brightness of the exterior paint and plating, the gap and strength of the load wheel determine the flexibility and noise of the drawer opening and closing. The load-bearing wheel with uniform wear and rotation should be selected. .
Suitable use range:
Banana, Mango, Tomato, Citrus, Melons......
Product components and features:
This product function components in Ethylene gas, in line with the national standard
GB9830-88 "fruit and vegetable cold storage after ripening" requirements, safety, no residue.
Ethylene Ripener,Quality Ethylene Ripener,Ripening Ethylene Powder,Powder Ethylene Ripener
Weifang Xinchang Chemical Co.,Ltd , http://www.xinchangchem.com