8x40x11mm Polyurethane Rubber roller wheel Bearing Sealed Miniature with tire
Type: Deep Groove Ball Bearing wheel with tire
Material: GCr15 bearing steel
Cover Material: Polyurethane(PU)
|8x40x11 Polyurethane Rubber sealed Wheel Ball Bearing with tire|
8mm x 40mm x 11mm
Polyurethane ( PU) is a new type of polymer composite materials between rubber and plastic, offering higher load bearing capacity compared to plastic, polyurethane offer superior impact resistance, while good mechanical properties. Polyurethane have better abrasion and tear resistance than rubber.