Casted iron gear ring
Material: HT200, Or HT250
Outer dia :From 760-1300mm
Weight:4.0kgs to 130KGS
Processing: Sand casting ,Sand blasting, Grinding works for insider and outer diamerer ,Testing and Inspection
Surface: Natural color , Painting Or Anti-rust treatment .
Packing : Bulk pack Or by Pallet
Application:Suitable for 260L to 800L portable concrete mixer
About US :
Qingdao Top Xin Machinery Co., Ltd is one of the leading enterprise has been specialized in developing, engineering, manufacturing and exporting mechanical products with competitive pricing.Our head office locates in Qingdao city, which is a famous sea port in northern part of China.
Based with own mills and associated factories with ISO9001 quality system , we can provide our customers one step service for variety of metal parts by casting, forging, stamping, machining and even assembly works.
Our products are widely used on construction& mining machines , marine industry , Auto industry , railway system and etc .The production materials includes ferrous metal such as iron ,steel, stainless steel, steel alloy and etc ; non-ferrous metal such as brass, aluminium, aluminium alloy.
Material:
Ferrous metal such as iron ,steel, stainless steel, steel alloy and etc ;
Non-ferrous metal such as brass, aluminium, aluminium alloy.
Machining facility
CNC 4 axis machining centers
CNC turning lathe
1.2m and 1.6m high speed vertical CNC milling machine
CNC high speed single-column vertical grinder
Standards & Approval
ISO9001(2008)
Control plans
As usual standard ,We carry out our control plan with 3 main steps.
| 1.Test lot Inspection, Detailed test report and PPAP is available according to customers' request |
| 2.Mass production Inspection. |
| 3.Pre shipment Inspection. |
Adopt and not limited to the following inspection equipments.
1.Spectrometer for chemical composition
2. Hardness tester.
3. Yield strength tester.
4. Impact strength tester.
5. CMM.
6 Go & No-go gage for mounting dimension
Audited Supplier 
){kind=link}
){kind=link}