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About turbocharger

Troubleshooting Guide

Clearance and technical requirements for fit

Clearance and technical requirements for fit

1. Radial clearance between impeller and press shell R clearance Tip clearance (1) Four-cylinder 0.4-0.5 (2) Six-cylinder and above models 0.5-0.65. 2. The gap between the vortex shell and the drum radial R tip is the same as (1). 3. The gap between floating inner hole and shaft diameter is 0.035-0.045mm. 4. The gap between the floating outer circle and the intermediate hole is 0.07-0.08mm. 5. The axial clearance between thrust bearing and shaft is 0.07-0.09mm. 6. The balance accuracy of impeller and shaft single piece is 5mg below four cylinders, and 10mg for more than six cylinders. 7. The pressure value of the release valve and the flow value of the VNT model, the intelligent and non-intelligent values of the solenoid valve should be adjusted according to different models and different data.

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Product material indicators

Product material indicators

1. Vortex shell: (1) ductile iron 250 450 (2) silicon molybdenum (molybdenum 3.8%) (3) containing nickel 1-12% can be optional 2. Middle body: gray iron 250 3. Pressing: (1)104 no need to temper (2) 101 needs to be tempered (special requirements) 4. Steel wheel: (1) K213 (2) K418 (3) K418B (M246) natural gas and aircraft 5. Impeller: (1) C355 domestic number 105A (2) five-axis impeller that is, aviation aluminum has 2618 and 7075 6. Floating bearing: CW713R 7. Thrust bearing: CW713R φ70 below φ70 above 10-10 17-6 8. Sealing ring: 3Cr13 coating 9. Shaft: 42CrMO 10. Oil baffle; 304 stainless steel 11. Rear plate: 304 aluminum alloy

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Take technology as wing, faith as the basis, people-oriented, quality as life. is the development philosophy of our company.

Take technology as wing, faith as the basis, people-oriented, quality as life. is the development philosophy of our company.

Take technology as wing, faith as the basis, people-oriented, quality as life. is the development philosophy of our company. After obtaining a number of system management, quality management, technology patents and other certificates, we are still strict with ourselves and keep making progress. At the same time, when the society needs enterprises to take responsibility, we have the courage to stand up and make a modest contribution to the society.

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Market outlook

In recent years, in order to influence the concept of the environment, many car companies have launched new small-displacement turbo vehicles, and more and more models with T have been launched. In the future, we believe the turbocharger market is bright. With the support of the government's policies for emerging industries, independent technologies, and subsidies for the international market development of small and medium-sized enterprises, our company actively responds to seek more development opportunities. We believe that under our company's sales concept, we can develop better, go further, and make the market bigger.

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Order Processing - Pre-Sales

Order Processing - Pre-Sales

According to the customer's inquiry, timely reply to the delivery date and price and other details, such as packaging requirements, delivery requirements, other specific items; Inquiry inquiry needs to provide accurate part number and product pictures, involving special accessories need to provide drawings or specific size data. The supplier of new models and new orders needs to provide pictures and drawings or specific dimensions to the purchaser for confirmation, and the purchaser can only place an order after confirming the accuracy. The machine provided by the supplier should be the original size, and the alternative model should be confirmed with the purchaser in advance before production.

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Order processing - on sale

Order processing - on sale

For new product development orders, the purchaser of the first model must carefully confirm and confirm that it is correct before mass production. After confirming that it is correct, the order is produced according to the contract number, and all the information contained in each contract should be detailed and specific, the single shaft and impeller should have pictures and specific large small diameter sizes, the whole machine should have pictures, and the scroll shell should have pictures. Other unspecified matters shall be required by the contract

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