Best quality Exhaust Muffler - OEM Parts Vacuum Casting with Drawings – Tongbao

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We keep on with the basic principle of "quality to start with, support very first, continuous improvement and innovation to meet the customers" for your management and "zero defect, zero complaints" as the quality objective. To great our service, we offer the items with all the superior top quality at the reasonable selling price for Vacuum Embossing Roller, Machining Part, High Quality Steel Conveyor Chain Accessories, You would not have any communication problem with us. We sincerely welcome customers all over the world to contact us for business cooperation.

Best quality Exhaust Muffler - OEM Parts Vacuum Casting with Drawings – Tongbao Detail:

Process	Gravity Cast Process and Die Cast Process. Sand Casting & Machining Gravity Casting & Machining Investment Casting & Machining Lost wax Casting & Machining Die Casting & Machining
Casting dimension tolerance	CT7
Casting surface roughness	Ra 12.5um
Casting weight range	0.1-90kg
Casting Size	Max linear size: 1200mm, Max diameter size: 600mm
Machining Precision	Positioning accuracy 0.008mm, Rep. position. accuracy 0.006mm
Machining surface roughness	Ra0.8~6.3um
Max Travel Of Spindle	1800mmx850mmx700mm
Max Turning Diameter	1000mm
Material standard	GB, ASTM, AISI, DIN, BS, JIS, NF, AS, AAR…….
Surface treatment	KTL(E-coating), Zinc plating, Mirror Polishing, Sand Blasting, Acid pickling, black oxide, Painting, Hot galvanizing,Powder coating, Nickel plating
Service available	OEM & ODM
Quality control	0 defects,100% inspection before packing
Application	Train & railway, automobile& truck, construction machinery, forklift, agricultural machinery, shipbuilding, petroleum machinery, construction, valve and pumps, electric machine, hardware, power equipment and so on.

Main Materials

Stainless Steel	SS201,SS301,SS303, SS304, SS316, SS420 etc.
Steel	mild steel, Carbon steel, 4140, 4340, Q235, Q345B, 20#, 45# etc.
Copper	C11000,C12000,C12000, C36000 etc.
Aluminum	A356, A380 etc.
Iron	A36, 45#, 1213, 12L14, 1215 etc.
Zinc	ZZnAI4Cu1Mg, ZA4-1, ZZnAI4Cu3Mg, ZA4-3, ZZnAI6Cu1, ZA6-1,etc.

Technical Support

TONGBAO Group is professional at independent development and design. Our engineers are skilled at AUTO CAD, PRO ENGINEER, SOLID WORKS and other 2D & 3D softwares. We are able to design, develop,produce and deliver your PO according to your drawings, samples or just an idea. Dural control of standard products and OEM products.

Manufacturing Process

Process design ⇒ Tooling making ⇒ Wax injection ⇒Wax pattern assembly ⇒ Mold preheat ⇒ Wax removal ⇒ Stuccoing ⇒ Dipping Casting ⇒ Mold shake out ⇒ Work piece cut-off ⇒ Grinding ⇒ Pack& transport ⇒ Final inspection ⇒ Machining ⇒ Heat treatment

Product Type	Product Name	Brief Introduction	Additional Description
	Auto Lens Fitting	Lens system for autos	Technical Process: Aluminium Casting, Surface Treatment: Cataphoretic Painted, Weight: 185g
	Auto Lens Fitting	Lens system for autos	Technical Process: Aluminium Casting, Surface Treatment: Cataphoretic Painted, Weight: 495g
	Oil Filter	It is used in trucks or saloon cars.	Technical Process: Aluminium Casting, Surface Treatment: Cataphoretic Painted, Weight: 440g
	Decoration	It is a decoration for garden fence.	Forging Part, Material: Q235，Weight: 498g
	Decoration	It is a decoration for garden fence.	Forging Part, Material: Q235，Weight: 310g
	Decoration	It is a decoration for garden fence.	Forging Part, Material: Q235，Weight: 306g
	Decoration	It is a decoration for garden fence.	Forging Part, Material: Q235，Weight: 907g
	Curved Brass Handle	It is a decoration for saloon cars.	Technical Process: C38500 Casting, Surface Treatment: Processing technology copper die-casting, surface treatment forging surface polishing，Weight: 351g
	Oil Filter Cover	It is used in trucks or saloon cars.	Technical Process: Aluminium Casting, Surface Treatment: Cataphoretic Painted, Weight: 182g

Our Advantages

1) Design assistance and full engineering support .

2) Professional at OEM & ODM parts .

3) Excellent after sales service.

4) Advanced machine tools, CAD/CAM programming software.

5) Prototype machining capabilities.

6) Strict quality control standards with a highly qualified inspection department .

7) Continually upgrading and advancing our equipment to remain competitive .

8) Small quality is also available.

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Gaining customer satisfaction is our company's aim forever. We will make great efforts to develop new and top-quality products, meet your special requirements and provide you with pre-sale, on-sale and after-sale services for Best quality Exhaust Muffler - OEM Parts Vacuum Casting with Drawings – Tongbao , The product will supply to all over the world, such as: Venezuela, America, Mexico, We put the product quality and customer's benefits to the first place. Our experienced salesmen supply prompt and efficient service. Quality control group make sure the best quality. We believe quality comes from detail. If you have demand, allow us to work together to get success.

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The company has rich resources, advanced machinery, experienced workers and excellent services, hope you keep improving and perfecting your products and service, wish you better!