Cast Iron Exhaust Manifold
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Cast Iron Exhaust Manifold

Ningbo Supreme Machinery is a professional manufacturer and supplier of cast iron  exhaust manifold in China. Our foundry has supplied cast iron exhaust manifold for our clients in USA, UK and Australia for many years.

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Product Description

Ningbo Supreme Machinery is a professional cast iron exhaust manifold manufacturer and supplier. The cast iron exhaust manifold has been designed to hug close to the engine block so they fit into a wide variety of replacement and engine–swap applications. Their contoured design aims the exhaust directly at the exit port for improved flow. Being cast iron means they will provide years of leak–free performance with less under hood noise than traditional headers.


Features

Ideal replacement - this exhaust manifold was precision-engineered and durably manufactured to match the fit and function of the stock manifold on specified vehicles

Reliable construction - durable materials resist warping, cracking and leaking for long-lasting performance

Trustworthy design - built by industry leader in aftermarket manifolds

Part Name

cast iron exhaust manifold

Standard

ISO, EN, DIN, AISI, ASTM, JIS, GB

Casting Process

Green sand casting, resin sand casting,

Material Grade

GGG40, GGG50 etc.

Roughness

Ra3.2-Ra12.5

CNC Machines

12 sets of MC and 20 sets of CNC lathes

Machining Tolerance

0.01mm-0.05

Quality Control

The first sample checking, process monitoring and final quality checking

Finish

Phosphating, primer painting, anti-rust oil, powder coating, galvanized zinc coating, electro polishing and shot blasting

Certificate

ISO9001-2015, ISO14001-2015

Service

OEM/ODM offered

Cast iron exhaust manifold material grade option:

High quality of ductile iron The material is resistant to wear and corrosion.

QT400

QT450

QT500

QT600

FCD400

FCD450

FCD500

FCD600

GGG40

GGG45

GGG50

GGG60

GS370-17

GS400-12

GS500-7

GS600-2

400/17

420/12

500/7

600/7


HT250

HT300

HT350

FC250

FC300

FC350

GG25

GG30

GG35

NO.35

NO.45

NO.50

G25

G30

G35


Production Process

We have updated our production line for making cast iron exhaust manifold . Our production process include resin sand molding line, shell molding line, green sand casting and lost wax investment casting production process.

Machining Workshop

We have full set line of machining facilities, various CNC equipment and Machining Center can meet customers’ requirements. After machining, the casting parts will be completed. Then, they will be inspected and packed for delivery and shipment.

Quality Control

Checking the raw material after they reach our factory------- Incoming quality control

Checking the details before the production line operated

Have full inspection and routing inspection during mass production---In process quality control

Checking the goods after they are finished---- Final quality control

Checking the goods after they are finished-----Outgoing quality control

Packing and Delivery

Packaging of cast iron exhaust manifold can be customized based on customer requirements to meet the different needs, such as plastic bag, carton box, wooden case, crate, etc.





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