PU is abbreviation of polyurethane.PU is a kind of new high-tech and organic high polymer material. PU products are widely used in industries of electric, vehicle, construction, light industry, aerospace, textile, etc. Pu roll mill jar has an excellent performance for grinding materials in these industries.

1. Good wear-resistance, no scratch, no noise, long service life and low cost.
2. High mechanical strength, good elasticity, good recoverability.
3. Temperature resistance within -20℃ to 120 ℃.
4. Oil resistance and anti-aging, good weather resistance, long life long of 15 to 20 years.
5. No pollution, non-poison and no smell.

We can provide all kinds of mill balls like stainless steel balls, zirconia balls, alumina balls, PU balls, steel carbon balls, tungsten balls, agate balls, hard metal balls, silicon nitride balls, high wear resistant steel ball, manganese steel balls, nylon balls, cemented carbide, crystal glass and other special metal materials.