Your Leading Machinery Parts Supplier
 

DZ Diecast established in 2008, we are a comprehensive manufacturing enterprise specilized in die-casting,mold design and development, and sales. with 17 years of die-casting experience and a consistently high customer retention rate.Our Product has Furniture,electronics ,machinery, lighting, construction and all industries parts.

 

 
  • Aluminum Casting Engine Crankcase Half Cover
    Engineered for superior sealing performance and reliable operation under demanding engine conditions, our custom Aluminum Casting engine crankcase half covers set new standards for engine components.
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  • Cylinder Block Case
    Cylinder Block Case is the central structural component of an internal combustion engine, serving as its foundational backbone. It is a high-precision, complex casting that houses the engine's core operating parts: the cylinders,...
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  • Aluminum Cylinder Head
    An Aluminum Cylinder Head is a critical structural component of an internal combustion engine, mounted atop the engine block and sealed by the head gasket. It forms the top enclosure of the combustion chamber, housing vital elements...
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  • Power Train Module
    Engineered for superior electromagnetic shielding and structural integrity in demanding automotive environments, our custom Powertrain Control Module Cases establish new benchmarks for electronic protection components.
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  • Bracket
    Our brackets are precision structural support parts widely used in industrial equipment, machinery, electronic components, printing machines, motorcycles and automation systems. Made of high‑strength aluminum alloy, brass, stainless...
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  • Inner Clip Housing
    Our inner clip housing is a precision structural shell with built‑in snap‑fit structure, widely used in electronic equipment, sensors, valves, motors and mechanical assemblies. Made of high‑strength aluminum alloy, brass or engineering...
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  • Motorcycle Parts
    We produce precision custom motorcycle spare parts mainly made of aluminum alloy, brass and stainless steel. Including engine parts, frame fittings, pulleys, valve bodies, brackets and various machined components. High‑precision...
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  • Dough Mixer Parts
    Our dough mixer parts are precision‑machined components for commercial and household dough‑kneading equipment. Mainly made of high‑grade aluminum alloy, stainless steel and brass, they feature food‑grade safety, wear resistance,...
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  • Oil Pan
    Our oil pans (oil sumps) are key lubricating system components for engines, gearboxes and mechanical equipment, used for oil storage, heat dissipation and sealing. Made of high‑strength aluminum alloy or steel plate, they feature good...
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  • Solenoid Valve Body
    Our solenoid valve bodies are core pressure‑bearing and flow‑control components for fluid control systems. Precision‑machined from high‑quality aluminum alloy, brass or stainless steel, they feature excellent air tightness, pressure...
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  • Swimming Pool Aluminum Wheel
    Our swimming pool aluminum wheels are lightweight, corrosion‑resistant rolling components specially used for pool cleaning equipment, pool covers, floating equipment and underwater moving parts. Made of high‑quality aluminum alloy, they...
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  • Printing Machine Push Plate Parts
    Our push plate fittings for printing machines are precision feeding and pushing components for paper transfer, positioning and conveying in high-speed printing equipment. Made of high-strength aluminum alloy with precision machining,...
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Why Choose Us?

One-stop solution

With professional expertise and excellent quality, we are dedicated to serving our customers with comperhensive services from mould design, drawing to finished products.

Quality control

Our company runs under the ISO9001 quality system. It supports strict process control and steady output. It helps us keep reliable quality in every product.

Advanced equipment

With workshops equiped with 20 units of aluminum alloy die-casting machines ranging from 280T-900T,3 units of zinc alloy die-casting machines ranging from 88T-200T, 20 units of mechanical processing equipments, and 15 units of polishing and grinding equipments.

 

Our service

Our technical support team provides comprehensive assistance, ensuring that customers can consult us via phone, email, or online platforms at any time for prompt solutions and guidance. We conduct regular follow-ups with after-sales customers to understand product performance and satisfaction levels.

 

Types of Cylinder Block Case

Opposed engine cylinder orboxer engine cylinder
Horizontally opposed engines are basically flat-pressure V-engines. In this cylinder block, two rows of two cylinders are positioned opposite each other. This design is also known as the pancake engine. This requires very little headroom so that the engine compartment can be very compact. V engines use this 4-cylinder arrangement. It is air-cooled and mounted in the rear of the car.

 

Inline engine cylinder
In an inline engine block, a series of cylinders are arranged in such a way that they run in a line. Vehicles fitted with such engines work smoothly; that's why they are mainly used where high speeds are required.

 

V engine cylinder
The V engine cylinder is a popular engine cylinder type that is widely used today. In this configuration, the engines are arranged in two rows. These two rows set an angle to each other. The angle V is kept small, typically 15° to 20°, because the larger the angle, the more difficult it is to balance the engine. This type of engine is difficult to balance because of the counterweight on the crankshaft. The crankshaft has only two cranks, and connecting rods from opposing cylinders are attached to the same crank pin in two rows. Every two connecting rods are attached to a crank pin.

 

气缸体

 

Function of Cylinder Block Case

Structural backbone: It provides the rigid framework that holds all the engine's components in precise alignment. It must withstand immense combustion forces and vibrations.

 

Alignment and precision: The cylinder block's precise machining of cylinder bores and main bearing journals ensures proper piston and crankshaft movement, crucial for engine balance and longevity.

 

Integration hub: It acts as a central hub, integrating the combustion chambers, cooling system, lubrication system, and mounting points for other engine systems.

 

Durability and longevity: The robust construction of the cylinder block dictates the overall durability and lifespan of the engine. A strong block is essential for reliable operation under demanding conditions.

 

Product Specifications

 

Product Name

Cylinder Block Case

Main Material

High-Strength Aluminum Alloy (A380, ADC12)

Manufacturing Process

High-Pressure Die Casting, Precision Casting, CNC Precision Machining

Design Standards

Automotive OEM Specifications, IATF 16949 Quality Management System.

Application Fields

Automotive Engines, Construction Machinery Engines, Generator Sets, Marine Power Systems.

Main Purpose

Forms engine structure, mounts core components (crankshaft, pistons, cylinder liners), contains coolant and oil passages.

Product Type

Engine Core Structural Component, Large Precision Casting.

Key Features

High Structural Strength, Excellent Dimensional Stability, Superior Sealing Performance, Good Thermal Conductivity, Wear & Corrosion Resistant.

Place of Origin

Foshan, China.

Brandname

Dingzhan

MOQ

500pcs

Lead Time

30-35 days

 

Types of Car Connecting Rod

 

I-beam rods

These are the most commonly used rods in passenger vehicles due to their balance between strength and weight.

01

H-beam rods

Popular in racing engines, H-beam rods offer more rigidity, especially under high-pressure conditions.

02

X-beam rods

A hybrid design aiming to combine the strength of H-beam and the flexibility of I-beam.

03

Tubular rods

Lightweight and mostly used in high-performance applications.

04

Billet rods

Machined from a solid block of metal, they’re typically used in custom or racing engines due to their superior strength and customizability.

05

 

Function of Connecting Rod

 

汽车连杆
  • Motion transfer

    Converts the piston’s up-and-down motion into, consequently, the crankshaft’s rotational motion.

  • Force transmission

    Transfers the combustion force from the piston to the crankshaft.

  • Balance

    Designed to handle bending and twisting forces while minimizing vibration.

  • Rotational control

    Helps maintain the crankshaft’s correct and consistent rotation.

 

Faults of Connecting Rods
 

Fatigue
Fatigue often occurs because the compression and stretch of the rod happen most of the time during the process. Eventually, this causes to wear of the rod till it gets breaks. Lack of oil and the presence of dirt in the engine can exacerbate this problem.

This is the most common type of defect and often occurs in older engines as well. If the engine is rebuilt, you may also experience fatigue in adding a new engine. Well, this happens when cheap parts or wrong parts are used.

 

Hydrolock
Hydrolock occurs when water enters the piston chamber causing deformation of the connecting rod. This may occur when vehicles pass through a flooded road.

A little drop of water in the cylinder can produce knocking or tapping in the engine. That can be easily corrected. But, if there is too much water in the cylinder, the spark is all over the place for a period of time, causing the cylinder rod to tilt or break.

 

Over revving
Over raving is another type of fault of the connecting rod. That occurs in new and high-performance engines. If the tachometer displays a red color, it indicates that the position of the connecting rod is in danger. This is because of forces working on the con rod rise dramatically at higher revolutions.

 

Pin failure
Sometimes the piston pin is also damaged and results in catastrophic engine failure. This occurs when the connecting rod moves into the engine block or when the crankshaft is bent.

In some engines, It can cause heavy power loss. The engine stops immediately when the pin breaks due to this problem. There is a possibility that the engine has survived, otherwise, a total breakdown may occur.

 

Certificate

 

productcate-1-1

 

FAQ

 

Q: How does the cylinder block contribute to engine performance?

A: The cylinder block plays an important role in determining engine performance as it provides a rigid framework for major components and sub-assemblies. It heavily influences critical performance parameters such as compression ratio, cooling efficiency, and displacement, which impact fuel consumption and power output.

Q: What is the role of the cylinder head within the cylinder block?

A: The cylinder head is located just above the cylinder block; it closes the combustion chambers and houses valvetrain units. It influences how air-fuel mixture enters into the cylinder area, and exhaust gases come out, thus playing a significant role in engine performance. This part helps burn the charge completely by letting air-gasoline mixture into combustion chambers and removing waste gases through them, thereby influencing engine performance.

Q: How do cylinder head covers function, and why are they important?

A: Cylinder head covers, also known as rocker arm covers, enclose the cylinder heads, ensuring that the valvetrain components are safe from external objects like dust, grime, oil, and dirt. This also helps preserve an appropriate oil supply and control oil loss, which is crucial for engine performance and life.

Q: What happens when a connecting rod goes bad?

A: While a bad connecting rod can cause some serious damage in its early stages, the consequences of continuing to drive with a bad connecting rod can be truly catastrophic. If the bad connecting rod breaks while moving at high speed, its pieces can make a big hole, right through the side of your engine block.

Q: What are the 2 types of connecting rods?

A: I-beam, H-beam, and A-beam are some of them. The I-beam rods are lightweight and suitable for street use while the H-Beam design gives more strength and thus lasts longer, hence desirable for high-performance engines.

Q: What is the function of the connecting rod bearing?

A: A connecting rod bearing is a special type of plain bearing mainly mounted between the connecting rod and the crankshaft of an internal combustion engine. Its basic function is to support the connecting rod, allowing it to rotate smoothly on the crankpin while reducing direct friction between the metals.

Q: What is the common failure of connecting rod?

A: Common causes of connecting rod failure are tensile failure from high engine speeds, the impact force when the piston hits a valve (due to a valvetrain problem), rod bearing failure (usually due to a lubrication problem), or incorrect installation of the connecting rod.

We're well-known as one of the leading machinery parts manufacturers and suppliers in China. Please rest assured to buy customized machinery parts made in China here from our factory. If you have any enquiry about OEM service, please feel free to email us.

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