Product Description
Casting and Machining Belt Pulley for Italy customer
1. Material: Cast iron GG25, Ductile iron,grey iron
2. Process: machining – phosphating
3. Size:1C230,1C250,1C170,1B250,1B230
Specifications
Various Types of Pulley GG20/GG25/GG30/V-Belt Pluuey
1.Produce as drawings
2.on time delivery
3.ISO,CCC Reliable qualit
Various Types of Pulley GG20/GG25/GG30/V-Belt pulley
Specifications:
Process: casting-machining-palstics spraying-packaging
Technical: sand casting
Material: China-HT200/HT250/HT300 Germery-GG20/GG25/GG30
Dimension: as customer’s request
Casting level: CT10-CT11
Surface roughness: Ra25
Packaging: wooden cases or as customer’s drawings
Surface treatment: shot blasting, plastic spraying, paint spraying
Equipment: cupola, electric furnace
Weight: 0.5kg-100kg
Surface colour: plastic spraying RAL2004/black paint/ antirust paint
Inspection:
In-house and third partyUniversal
All the products are strictly inspected by the operators and skilled QC
inspection tools: hardness tester, height ruler
Production Procedure:
Drawings→Mould developing→Raw casting→Sandblasting→Rough machining or finish machining→Surface treatment→Inspection→Packing→Delivery strictly
We can produce the pulleys according to the drawings and samples provided by the customers with excellent quality and competitive price.
As an experienced casting manufacturer, we assure you the quality! Our products are through careful inspection, and our quality is high and reliable which have been achieved cutomers’ satisfaction!
If you are interested in our products, please do not hesitate to contact us!
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HangZhou Jiangdashengye Trade co.,ltd. |
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OEM SERVICES |
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Service |
Drawings or samples processing/OEM/ODM service provided |
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Produce Process |
Drawings→ mould making →raw casting → sandblasting →rough machining or finish machining →surface treatment →product checking→ packing →delivering |
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Casting Material |
Cast Iron, Grey Iron, Ductile Iron,Carbon Steel, Stainless steel, Alloy steel, |
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Standard |
ISO, GB, ASTM, DIN, JIS |
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Equipment |
melting furnace, centrifugal casting machines coated CHINAMFG machine CNC machines turning machines grinding machines milling machines drilling machine punching machines laser carving machine |
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Surface treatment |
Heat treatment, Polishing, Sand blasting, Painting, Electro-plating, Chemical Plating, and other machining processing. |
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Inspection Equipments |
Spectrum analysis instrument, Metallurgical analysis, Tensile strength tester, Hardness tester, Roughness tester, deflection tester, Impact test machine, Projector, Altimeter, Scale Micrometer, pressure tester, etc. |
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Delivery |
Sample sent to customer by air. Large quantity products delivered to customer by sea from xingang,China |
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Payment terms |
L/C at sight or 30% T/T as deposit and balanced 70% to pay before |
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V belt pulley specifications:
1) European standard:
a) V-belt pulleys for taper bushings: SPZ, SPA, SPB, SPC; up to 10 grooves
b) Adjustable speed V-belt pulleys and variable speed pulleys
c) Flat belt pulleys and conveyor belt pulleys
2) American standard:
a) Sheaves for taper bushings: 3V, 5V, 8V
b) Sheaves for QD bushings: 3V, 5V, 8V
c) Sheaves for split taper bushings: 3V, 5V, 8V
d) Sheaves for 3L, 4L or A, and 5L or B belts: AK, AKH, 2AK, 2AKH, BK, BKH,2BK, 2BKH, 3BK
e) Adjustable sheaves: poly V-pulley, multi-pitch H, L, J, K and M
3) Bore: pilot bore, finished bore, taper bore, bore for QD bushing
4) Surface finish: paint, phosphating, zinc plated
5) Material: cast iron, ductile iron, nylon, aluminum
6) Made according to drawings and/or samples, OEM inquiries welcomed
Now we send photo of our production as follows:
| Type: | Cargo Winch Strap |
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| Certification: | GS |
| Size3: | 1b270 |
| Name: | Casting and Machining Belt Pulley |
| Size4: | 1b250 |
| Size2: | 1c230 |
| Samples: |
US$ 3.5/Piece
1 Piece(Min.Order) | |
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| Customization: |
Available
| Customized Request |
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What are the primary components and design features of a V pulley?
A V pulley, also known as a V-belt pulley or sheave, consists of several primary components and design features that enable its functionality. Here’s an explanation of the primary components and design features of a V pulley:
1. Body:
The body of a V pulley is the main structural component. It is typically made of metal, such as cast iron or steel, to provide strength and durability. The body is designed to support the V-belt and transmit power from the driving source to the driven component. It may have a solid construction or be split into two halves for easy installation or replacement.
2. Groove:
The groove is a key design feature of a V pulley. It is a V-shaped channel or groove that runs along the outer circumference of the pulley. The groove is specifically designed to accommodate the V-belt with a corresponding trapezoidal cross-section. The V shape of the groove enhances the grip between the pulley and the belt, ensuring efficient power transmission and reducing the risk of slippage.
3. Diameter:
The diameter of a V pulley refers to the distance across its outer circumference. It plays a crucial role in determining the speed ratio and torque transmission of the power transmission system. By changing the diameter of the pulley, different speed ratios can be achieved between the driving source and the driven component. Larger pulley diameters generally result in higher belt speeds and lower torque, while smaller diameters lead to slower belt speeds and higher torque.
4. Number of Grooves:
V pulleys can have a single groove or multiple grooves, depending on the specific application. The number of grooves corresponds to the number of V-belts used in the power transmission system. Multiple grooves allow for the simultaneous power transmission to multiple driven components, such as in systems with multiple accessories or pulleys in automotive engines.
5. Tapered or Straight Design:
V pulleys can have a tapered or straight design, depending on the requirements of the application. Tapered pulleys are wider at one end and narrower at the other, allowing for easier belt installation and improved belt tracking. Straight pulleys have a consistent width along their entire circumference and are commonly used in applications where belt tracking is not a significant concern.
6. Surface Finish:
The surface finish of a V pulley is important for optimizing the performance and lifespan of the V-belt. The pulley’s surface should be smooth and free from any roughness or irregularities that could cause excessive belt wear or damage. Proper surface finish ensures proper belt contact, reduces friction, and enhances the overall efficiency of the power transmission system.
7. Mounting Mechanism:
V pulleys are mounted on shafts or bearings using various mounting mechanisms, such as set screws, bolts, or keyways. The mounting mechanism ensures secure and reliable attachment of the pulley to the rotating shaft, allowing for the transmission of rotational motion and torque.
By considering these primary components and design features, engineers can select and design V pulleys that are suitable for specific applications, ensuring efficient power transmission and reliable operation in mechanical systems.
editor by CX
2023-09-20