The most popular option in the material handling sector are rubber and polyurethane castors. They're regularly employed interchangeably, regardless of their unique attributes and they are common on close to 80% of industrial applications. But, what’s the distinction between rubber and polyurethane castors and which should you think about http://heavydutycastors90111.blogs100.com/15159869/polyurethane-castors-v-rubber-castors