Kelongweier twin screw series are built on a modular system. The major advantage of this modular design is the versatile configurations. Processing tasks can be optimally accomplished with only a few barrel and screw variations.
Popular brass padlock with classical design, it's popular in different countries. It can be used for luggage/ furniture/ window...The safety level is high.
• Factory-made, quality-controlled and tested to stringent standards• Thermoplastic PVC material: Heating will beflexible and soft; Cooling rigid and stiff• Extruded and formed into a "U", "H" or flattened profile
Medical face mask materials covered under these specifications shall be designated as one or more of the following performance classes based on the barrier performance properties of the materials used in medical face masks