Polyurethane vs Phenolic wheels
In daily life, we will be difficult to choose the material of the caster. Some people will oscillate between PU（short for Polyurethane） and phenolic. Now, let's talk about how to choose these two materials of caster …
In daily life, we will be difficult to choose the material of the caster. Some people will oscillate between PU（short for Polyurethane） and phenolic. Now, let's talk about how to choose these two materials of caster …