It is a bismuth-based eutectic fusible alloy made of four low-melting metals such as bismuth, tin, lead, and indium, without cadmium. It has a low melting point, can be melted in hot water, is easy to recycle and can be reused many times.
This landing valve is an oblique flange type valve. It is made of copper with red painted body and black painted top. It is mainly used for fire hydrants.
20+20+25g/㎡ nonwoven face mask, green medical face mask, earloop face mask surgical disposable* Disposable nonwoven: Available in many colors, you pick up the color* Soft and convenient.* Preventing from bacteria and dust.