YH  series pulleys formed by high quality steel-plate patterns are new products to replace cast-iron and cast-steel pulleys. They mainly include double-width board pressed and welded type ,double-width board nylon cord lining type,rope slot base hardness type and hot-roll type ,among which ,the double-width board pressed type is patent product and  rope slot base hardness type is creative product.They are ideal supported products for shipping ,water conservancy,  building and hoisting indusries.

     Characteristics of YH series pulleys:

<1>YH series pulleys with high quality steel-plate as basal material enjoy comparatively high counter bending ability mechanical strength and allow slant pull at 5 °

<2>double-width board pressed type pulleys are under stress with two point of support .Thus the entire puley is under  steady stress.They have high anti-fatigue performance and novel structure;

<3>slot base hardness type pulleys may reach a hardness of HRC65 and have good wearing resistance .pulleys are safe ,dependable and durable;

<4>A complete rang of varieties and specifications,light ,wide range of application and strong adaptablity

<5>With maximum radial jumping tolerance at the rope slot of D/1000 (D refers to the diameter of rope slot of the pulley),so they have high precision

Now , our products have been used in many national projects and we also sevice for foreign company,