TANGSHAN QI JIA SCIENCE&TECHNOLOGY DEVELOPMENT CO.,LTD,

China Manufacturer with main products: Cold-Rolled Sheet, Rolling Mill Rolls, WPC, Preparation Equipment, Marble, Ultrafine Powder

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Centrifugal compound, common method indefinite chill cast iron roll and collars

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Product Details

Export Markets:	North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe

Specifications

Roll property

Outer layer possesses very high wear resistance, hot crack resistance properties. Roll work layer graphite quantity in the depth direction is nearly no change, therefore work layer hardness fall is small, roll hardness mainly depends on matrix organization type, pearlite, sorbite, bainite or martensite, neck adopts high-strength nodular iron, it possesses very high fracture resistance, accident resistance properties.

Mechanical property	Centrifugal compound	Common method
Body hardness:	HSD60-85	HSD 55-85
Neck hardness	HSD35-48	HSD 35-55
Core tensile strength	>=400Mpa	>=230Mpa

Application scope

Used for trip steel hot continuous rolling mill finish rolling rack, continuous bar finish rolling rack,high speed wire pre-finish rolling, small medium-rolling and finish rolling rack, also used for sheet, straightening roller.

Service Process

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Service Guarantee

Free Service Charge

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Deposit Service Commitments

In order to improve the quality of service, ECVV will charge for a 100CNY deposit for the agent purchasing order, and the deposit will be part of subsequent purchasing costs.

After paying a deposit, if the purchasing order is not completed because of unsatisfied ECVV services, ECVV will refund your deposit.