Product Description
Ductile Iron Gearbox with Sand Cast Process
Product Description:
1) Material: Gray Iron, Ductile Iron.
2) Process:Resin sand casting.
3) Applied software for specification drawings: Pro/E, AutoCAD, Solidworks etc.
4) Facility: Electric furnace, cupola furnace, anneal furnace, sand mixing machine, shot blast chamber, various molding machine.
5) Precision machining: CNC, NC lathes, boring machines, milling machines, bench drilling machines, etc.
6) Surface Protection: oiled (rust-proof), electroplating, hot dip galvanizing, nickel or chrome plating, painting, powder coating.
7)Application: Thecasting part was widely used in Agriculture machinery, Motor Vehicle, Architecture,Railway ,valve and pump industry ,Engineering,Mechanical Part, Mining Industries ,Marine ,petroleum machinery and so on.
Our Inspection Equipment:
Direct-reading spectrograph,metallographic microscope,hardness tester,brinell hardness tester,thermometric indicator,universal testing machine,carbon and silicon analysis meter,magnetic powder flaw detector,digital ultrasonic flaw detector etc.
Our Service:
1)Your inquiry related to our products or prices will be replied in 12 hours.
2)Individual formula according to customers’ special drawing requests.
3)Manufacturer with large capacity,ensures the fast production cycle after
confirming the order.
4)Protection of sales area and private information for all of our customers.
HangZhou CHINAMFG Machinery Co.,Ltd is 1 famous company in China which specialized in various metal casting products with over 10 years experience located in HangZhou China.It covers a comprehensive range of casting and machining and was widely used in Agriculture machinery, Motor Vehicle, Architecture,Railway and Engineering
As a professional company, CHINAMFG have 4 groups of experienced teams to be in charge of different work:
Project team-customer service
Engineering team-provide R&D and technical support
QC team-productive process control and incoming parts inspection
Warehouse team-warehouse management and logistic service
Quality Control:
We have a full set of quality control system to guarantee best product quality. Depending on the products, we can make different Item Testing Plan, Manufacturing procedure etc.
Raw material control
Chemistry spectrum analysis
Mechanical property
Metallographic analysis
Ultrasonic testing
Magnetic testing
Radiographic testing
Dimension inspection
Visual inspection
Penetrant testing
Leak testing
Hardness test
Micro-structure tester after heat treatment
Machining Ability
Our machining shop located in HangZhou using the latest CNC equipment to provide our customer with high quality products.
Horizontal and Vertical Machining Center
CNC lathe and normal lathe
CNC drilling and milling Center
Other assistant equipment
| material | grey cast iron, ductile cast iron, steel, stainless steel, brass, copper, bronze, aluminum, zinc etc |
| process | sand casting, precision casting ,die casting |
| Surface finishment | polishing, sand blasting, heat treatment, painting, powder coating, anodizing, electroplating, mirror polishing. |
| certificate | ISO9001 |
| Service | OEM service available |
| Main export market | Eastern Europe Western Europe North America Mid Africa Central America Asia Australia |
| Type: | Clay Wet Sand |
|---|---|
| Casting Method: | Thermal Gravity Casting |
| Sand Core Type: | Resin Sand Core |
| Application: | Machinery Parts |
| Machining: | CNC Machining, CNC |
| Material: | Iron |
| Customization: |
Available
| Customized Request |
|---|

Steps to Replace a Faulty Gearbox in an Automobile
Replacing a faulty gearbox in an automobile is a complex task that requires proper tools, skills, and safety precautions. Here are the general steps involved in the process:
- Prepare the Vehicle: Park the vehicle on a flat surface and engage the parking brake. Disconnect the battery to ensure safety during the procedure.
- Drain Fluids: Drain the transmission fluid from the old gearbox into a suitable container.
- Disconnect Components: Remove any components obstructing access to the gearbox, such as the driveshaft, exhaust system, and linkage.
- Suspend the Engine: If necessary, use an engine hoist or support to suspend the engine safely.
- Support the Gearbox: Use a transmission jack to support the weight of the gearbox.
- Remove Gearbox: Detach the gearbox from the engine by removing bolts and disconnecting the clutch or torque converter.
- Install New Gearbox: Position the new gearbox onto the engine and secure it in place with bolts.
- Reconnect Components: Reattach the driveshaft, exhaust system, and linkage that were disconnected earlier.
- Refill Fluids: Fill the new gearbox with the appropriate transmission fluid according to the manufacturer’s specifications.
- Lower Engine: Carefully lower the engine back into its original position if it was suspended.
- Test and Adjust: Start the vehicle and test the new gearbox for proper operation. Check for any leaks, unusual noises, or gear shifting issues.
- Final Check: Double-check all connections and ensure that all components are properly secured.
- Dispose of Old Fluid: Dispose of the old transmission fluid safely and responsibly.
- Dispose of Old Gearbox: Properly dispose of the old gearbox according to local regulations.
It’s important to note that gearbox replacement can vary significantly depending on the vehicle’s make and model. It’s recommended to consult the vehicle’s service manual or seek professional assistance if you’re not experienced in automotive repair.


editor by CX 2023-09-12