Shenzhen-the professional supplier of various types of pipe cleaning sponge, sponge bullets, prismatic columns sponge, sponge projectile, projectile foam! Now commonly used in pipe cleaning sponge bullets materials are based on 90 density white foam, which is relatively high density sponge, good elasticity, feel good, 8mm-45mm in diameter and are based on the size of conventional molding and general the height of the sponge in terms of the diameter of the column is relatively large than approximately 10mm, which is of conventional dimensions, can only meet the general pipeline cleaning, for relatively large diameter pipes, such as 60mm-400mm comparative large diameter sponge bullets, such is the use made of wire cutting method, and further satisfies the needs of customers who large pipes. Note that these sponges small diameter projectiles, usually made of sponge projectile larger than the pipe diameter is usually 2-3mm look, this is because there is an elastic sponge column, bigger, can be cleaned pipe cleaner! There we can back scouring sponge layer column according to customer demand, so better cleaning results!