CLR/U 是一种在石英加工中有多种应用的热塑性橡胶。例如，它可以作为真正的精加工工具用于磨光效果，获得具有均匀且无反射外观的深色表面。另一个用途是作为工具在自动抛光机的传送带上稳定板材。 

CLR/U is a thermoplastic rubber tool used for several applications. For instance, it can be used to darken and give an uniform and non-reflective aspect to honed slabs or it can be installed to stabilize the slab under multi-heads polishing machines.