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Technical requirements:

1. The casting surface should be smooth,flat , the casting rounded corners not indicated are R30 - R50mm, not injection hole and edge chamfer not marked should be  2*45º

2  Artificial aging treatment after rough machining

3. For all processing surface after rough machining, ultrasonic testing inspections before the artificial aging,which should reach GB7233-87  ? standard

4. All liner plate bolt hole must be from the inside of the cone and  drilled

5. After finishing, magnetic powder flaw detection according to Q/HM6589-2015 and Q/HM6599-2015.

6.Total weight:16800kg

Application:

mainly applied to the cement and mining facilities, and equiped with all kinds of ball grinding mills' gears.end cover.

Specification
Item	end cover
Pressure angle	Customized
Material	Die steel, alloy steel, stainless steel, etc.
Application	ball mill ,Metallurgy, mechanical facilities, etc.
Packing	plywood packaged on stell pallets or as customers' request
Delivery date	Depends on the amount and dimension of products

Product Specification

Shape	Diameter(m)	Length(m)
Cylinder	=1.5	=8.0
Block	=4.0	/
Ring	=6.3	=3.5
Shaft	=5.5	=15

·                     Diameter                                       200-8000mm

·                     Material                                         customized

·                     Processing Type                           Casting/forging

·                     After-sales Service Provided        engineer are available overseas

·                     Weight                                         200Kg-20 T

·                     Certificate                                       ISO 9001:2008

·                     Application Range                          Cement and mining facilities

·                     Export Areas                                   Russia, Southeast Asia, Europe ,India,South Africa,Australia

·                     Hardness                                        <=217

·                     Model Number                                Non-standard

1. Main products: Custom Open Die Forging, Main Shaft, Wind Power Shaft, Stabilizer, Flange, Coupling, BOP Body, Tube Plate, Roller Forging, Roller Shell, Ring Forging, Gears, Gear Blank, Gear Shaft, Gear Wheel.
2.Supplying range: Shafts, gears,Sleeves, Rings, Cylinders, Blocks, Modules etc
3. Process: Forging/Casting – Normalizing & Tempering – Proof Machining- Quenching & Tempering – Finish Machining
We can offer you in various process conditions.

4. QA DOC.: Chemical Composition Report, Mechanical Properties Report, UT Report, Heat Treatment Report, Dimensions Check Report

The data on chemical composition report and mechanical properties report are approved by third party.
    UT test: 100% ultrasonic test according to EN10228-3, SA388, Sep 1921 C/c etc.

Heat Treatment Report: provide original copy of heat treatment curve/time table.

Steel Ingot: EAF-LF-VD/ESR. Material Certificate according to En10204-3.1 is requested from ingot supplier.