Mining Spiral Rubber Return Rubber Disc For Conveyor Roller

Main Features of SPD Return Rubber Disc Roller

1.The bearing housing and steel tube are assembled and welded with a concentric automatic, welding machine.

2.Cuting of the steel tube and bearing is performed with the use of a digital aute device/machine/equipment.

3.Fabrication of the roller is effected by an auto device and 100% tested for its concentricity.

4.Roller and supporting components/materials are manufactured to ISO/BS/JIS/DIN//CEMA standard.

Product raw material

The main performance parameters of the roller:

(1) Running resistance coefficient ≤0.03

(2) Outer circle radial runout≤0.7D (roller diameter)

(3) Water inflow ≤5g (water spray test according to national standards)

(4) Steel pipe wall thickness: when the roller diameter is 159mm and the bearing is 6308, the steel pipe wall thickness is not less than 4.5mm; when the roller diameter is 194mm and the bearing is 6308, the steel pipe wall thickness is not less than 6.3mm

(5) Bearing seat wall thickness: When the roller diameter is 159mm and the bearing is 6308, the bearing seat wall thickness is not less than 4mm; when the roller diameter is 194mm and the bearing is 6308, the bearing seat wall thickness is not less than 5mm

(6) Axial bearing capacity of roller ≥20000N

(7) Axial displacement ≤0.1mm

HEBEI QINYI CONVEYING EQUIPMENT CO.,LTD is founded in 1994, QINYI has professional production workshops and modern production lines. covering an area of more than 60,000 square meters, with the registered capital of more than USD1,888,000.

QINYI mainly engaged in designing and manufacturing bulk conveying systems and equipment, we are specialize in gravity conveyor. roller and pulley.QINYI products are widely used in mining, coal, port, power station,building and metallurgy, etc.

With the high quality, reasonable price, fast delivery, good after-sales service. QINYI has obtained the customer high praise and keep cooperation now.

In order to ensure the quality of the products, QINYI have passed the ISO9001:2000 quality management system certification. According to GB/T19001:2000 standard, QINYI has established a quality management system, which provides a reliable guarantee for the quality stability.

It's our principle in business to honor the contract and keep our promise.

QINYI has exported to Italy, Germany, Hungary, America, Holland, Chile, Tunisia, Malaysia, Vietnam, Philippines, Indonesia, Pakistan and many other countries.

QINYI welcome you to send us the inquiry and other questions, we would like to improve with you together and looking forward to cooperate with you at any time.

Thanks & Best Wishes