• Deep Groove Ball Generator Bearingbb1-7389c 0078ab 0854bb 3039 3032 Four-Stroke High Speed Motorboat Ceramic Balls
  • Deep Groove Ball Generator Bearingbb1-7389c 0078ab 0854bb 3039 3032 Four-Stroke High Speed Motorboat Ceramic Balls
  • Deep Groove Ball Generator Bearingbb1-7389c 0078ab 0854bb 3039 3032 Four-Stroke High Speed Motorboat Ceramic Balls
  • Deep Groove Ball Generator Bearingbb1-7389c 0078ab 0854bb 3039 3032 Four-Stroke High Speed Motorboat Ceramic Balls
  • Deep Groove Ball Generator Bearingbb1-7389c 0078ab 0854bb 3039 3032 Four-Stroke High Speed Motorboat Ceramic Balls
  • Deep Groove Ball Generator Bearingbb1-7389c 0078ab 0854bb 3039 3032 Four-Stroke High Speed Motorboat Ceramic Balls

Deep Groove Ball Generator Bearingbb1-7389c 0078ab 0854bb 3039 3032 Four-Stroke High Speed Motorboat Ceramic Balls

Rolling Body: Roller Bearings
The Number of Rows: Single
Outer Dimension: Small and Medium-Sized (60-115mm)
Material: Bearing Steel
Spherical: Aligning Bearings
Load Direction: Axial Bearing
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Manufacturer/Factory

Basic Info.

Model NO.
BB1-7389A
Separated
Separated
Transport Package
Carton
Specification
59.9999 95.0011 23.0124
Trademark
JERB
Origin
Japan
Production Capacity
50000000

Product Description

Deep Groove Ball Generator Bearingbb1-7389c 0078ab 0854bb 3039 3032 Four-Stroke High Speed Motorboat Ceramic BallsDeep Groove Ball Generator Bearingbb1-7389c 0078ab 0854bb 3039 3032 Four-Stroke High Speed Motorboat Ceramic BallsDeep Groove Ball Generator Bearingbb1-7389c 0078ab 0854bb 3039 3032 Four-Stroke High Speed Motorboat Ceramic BallsDeep Groove Ball Generator Bearingbb1-7389c 0078ab 0854bb 3039 3032 Four-Stroke High Speed Motorboat Ceramic Balls
Applications
1. machine tools,metallurgical machinery,
2. textile machinery,printing machinery,
3.other machinery,equipment,Can make the mechanical 
4. system design very compact and nimble         1. Air intake stroke:

The intake valve opens, the exhaust valve closes, the piston moves from top dead center to bottom dead center, the cylinder volume above the piston increases, generating a vacuum, the pressure in the cylinder drops below the intake pressure, under the action of vacuum suction, the gasoline atomized by the carburetor or gasoline injection device is mixed with air to form a combustible mixture, which is sucked into the cylinder by the intake port and the intake valve.

2. Compression stroke:

The intake and exhaust valves are all closed, the combustible mixture in the cylinder is compressed, the temperature of the mixture rises, and the pressure rises. Before the piston approaches top dead center, the pressure of the combustible mixture rises to about 0.6~1.2MPa, and the temperature can reach 330°C~430°C.

3. Work itinerary

In this stroke, the intake and exhaust valves are still closed, when the piston is close to top dead center, the spark plug installed on the cylinder block or cylinder head emits an electric spark to ignite the compressed combustible mixture, when the combustible mixture burns, it will release a large amount of heat energy, and its pressure and temperature increase rapidly. The resulting high temperature, high-pressure gas pushes the piston from top dead center to dead center, rotating the crankshaft through the connecting rod and exporting mechanical energy.

4. Exhaust stroke:

The exhaust gases generated after the combustion of the combustible mixture must be removed from the cylinder for the next working cycle. When the expansion is near the end, the exhaust valve is opened, and the free exhaust is carried out by the waste pressure, and when the piston reaches the top dead center and then moves up and dead center, the exhaust gas continues to be forcibly discharged into the atmosphere

Deep Groove Ball Generator Bearingbb1-7389c 0078ab 0854bb 3039 3032 Four-Stroke High Speed Motorboat Ceramic BallsDeep Groove Ball Generator Bearingbb1-7389c 0078ab 0854bb 3039 3032 Four-Stroke High Speed Motorboat Ceramic BallsDeep Groove Ball Generator Bearingbb1-7389c 0078ab 0854bb 3039 3032 Four-Stroke High Speed Motorboat Ceramic BallsDeep Groove Ball Generator Bearingbb1-7389c 0078ab 0854bb 3039 3032 Four-Stroke High Speed Motorboat Ceramic BallsDeep Groove Ball Generator Bearingbb1-7389c 0078ab 0854bb 3039 3032 Four-Stroke High Speed Motorboat Ceramic BallsDeep Groove Ball Generator Bearingbb1-7389c 0078ab 0854bb 3039 3032 Four-Stroke High Speed Motorboat Ceramic BallsDeep Groove Ball Generator Bearingbb1-7389c 0078ab 0854bb 3039 3032 Four-Stroke High Speed Motorboat Ceramic Balls
 
 
Deep Groove Ball Generator Bearingbb1-7389c 0078ab 0854bb 3039 3032 Four-Stroke High Speed Motorboat Ceramic Balls


FAQ
Frequently Asked Questions
Q: Are you a trading company or a manufacturer?
A: We are factory.
Q: How long is your delivery time?
A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.
Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge but do not pay the cost of freight.
Q: What is your terms of payment ?
A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shippment.




 

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