China Best Sales Lifting Manual Chain Pulley Block 3ton pulley puller

Product Description

Products Description
Make by Standard:EN13157
1:Chain hoist Capacity range from 0.5ton to 50 ton
2: Compact sized design product suitable for all application. 3: Suspension and load hooks are made of alloy steel,35CrMo treated heat and fitted with heavy duty safety latches, fitting groove and inspection points. 4:Machined chain sprocket and gears provide smoother,more efficient operation.
5:Hook with safety latch securely can rotate freely 360 degrees.
6: Ergonomic handle design so that the hoist is easy to operate.
7:Hoist has overload protection system.
8: Gears are made up of 20CrMnTi material ,which ensures
toughness and better strength.
9:Fitted with High strength grade 80 alloy steel load chain with galvanized finish for corrosion resistance (comply with EN 818, safety factor 4)*Load chain marked with T8 marks as per EN 818-7.
10:Heavy duty guide rollers for avoiding slippage of load chain.
11: Rugged construction featuring steel gear case and hand wheel cover for hand chain operation.
12: All hoists tested at 1.5 times of WLL.

MODEL HSH DF-50 DF-100 DF-150 DF-200 DF-300 DF-500 DF-1000 DF-1500
Capacity load kg 500kg 1000kg 1500kg 2000kg 3000kg 5000kg 10000kg 15000kg
standard lift m 3 3 3 3 3 3 3 3
load chain number of fall   1 1 1 1 1 2 3 6
force N 240 305 340 360 370 370 380 360
running testload kg 750 1500 2250 3000 4500 7500 15000 22500
load chain diameter x number of falls mm 5×15 6×18 8×24 8×24 10×30 10×30 10×30 10×30
hang chain diameter x number of falls mm 5×25 5×25 5×25 5×25 5×25 5×25 5×25 5×25
net weight kg 5.7 11 17 17 26 40 73 160
 Paking weight kg 6 11.5 17.6 17.6 26.5 40.6 73.6 180
packing size cm 27.5×14.5×15.5 28x17x18.5 31×17.5×22 31×17.5×22 39x19x26 44x24x26 58×46.5×24.5 47×42×70
add 1m load chain N.W (kg/m) 0.541 0.77 1.36 1.36 2.2 4.4 6.6 13.2
add 1m hand chain N.W (kg/m) 0.9 0.9 0.9 0.9 0.9 0.9 0.9 1.8
Dimensions(mm) a 122 152 176 176 216 216 244 441
  b 34 40 52 52 62 65 70 120
  c 118 145 170 170 204 204 204 66
  d 31 31 41 41 45 51 54 400
  e 119 145 157 157 167 167 167 222
  f 65 79 81 81 83 83 83 110
  Hmin 311 361 443 443 431 660 705 1094


MODEL HSH DF-2000 DF-3000 DF-5000
Capacity load kg 20000kg 30000kg 50000kg
standard lift m 3 3 3
load chain number of fall   8 12 12
force N 380 400 390
running testload kg 30000 45000 75000
load chain diameter x number of falls mm 10×30 10×30 11.2×31
hang chain diameter x number of falls mm 5×25 5×25 5×25
net weight kg 125 258 425
 Paking weight kg 200 285 4654
packing size cm      
add 1m load chain N.W (kg/m) 17.6 26.4 30
add 1m hand chain N.W (kg/m) 1.8 1.8 1.8
Dimensions(mm) a 429 533 570
  b 125 150 190
  c 105 105 125
  d 376 373 445
  e 222 220 279
  f 113 109 140
  Hmin 1100 1139 1500

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The Quality comparison of spare parts

Customized Service

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Our Service

Q1. What’s information should I provide to get the price?
A:1. Chain quality? 2.the chain size? 3. the working voltage? 4. the machine frequency?

Q2. What’s the lead time for regular order?
A: The normal delivery time is 60-120 days. If you have special needs or if the quantity is greater than 1 set, please explain
when making an inquiry. When we quote, we will provide you with accurate delivery time according to the actual situation.

Q3. The space of my workshop is limited, can the machine is ok for me?
A: We have been specializing in European machines for 20 years. Machines are 1 of the biggest features of our products.According to your needs, our designers will tailor-made products suitable for your use.

Q4.Can you provide lifting tools?
A: Yes, we can provide any type of lifting tools such as Manual chain hoists, manual lever chain hoist, electric chains
hoists,chains, slings, hooks, electromagnetics, grabs, beams, etc.non-standard fixtures, etc… Welcome to consult

Q5. Is it OK to print my logo on the product?
A: Yes. Please inform us formally before our production and confirm the design firstly based on our sample.

Q6. Are there any professional technicians to assist our installation?
A: Yes. We have a professional installation team, who has already been to many countries to assist the installation. If you need our technicians to offer this service, please let us know in advance. So that we can arrange the suitable technicians to your country.

Q7. How do you ship the goods and how long does it take to arrive?
A: Small products can be transported by air, and large products can be transported by sea. According to different countries and regions, the specific time will be confirmed according to the actual situation.

Q8. What is your terms of payment?
A: Payment=1000USD, 30% T/T in advance ,balance before shipment. We’ll show you the photos or videos of the products and packages before you pay the balance.

Q9. What is your terms of packing?
A: Generally, we pack our goods in neutral wooden boxes. If you have legally registered patent, we can pack the goods in your branded boxes after getting your authorization letters. There is no package of big machines,there are just protective covers.

Q10. Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery

Q11. How to proceed an order for hoist?
A: Firstly let us know your requirements or application:Hoists capacity, chains length and others? Secondly We quote according to your requirements or our suggestions.Thirdly customer confirms the samples and places deposit for formal order. Fourthly We arrange the production.

Q12. Do you offer guarantee for the products?
A: Yes, we offer 1-3 years warranty to our products.
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After-sales Service: Support
Warranty: 18months
Application: Bridge Crane, Tower Crane, Single Grinder Crane, Lifting Platform, Small Crane
US$ 135.90/Piece
1 Piece(Min.Order)


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Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

small pulley

What factors should be considered when selecting the right small pulley for a specific application?

When selecting the right small pulley for a specific application, several factors should be taken into consideration. These factors help ensure that the pulley meets the requirements of the application and functions optimally. Here are the key factors to consider:

1. Load Requirements:

– The load requirements of the application are crucial in determining the appropriate small pulley. Consider the weight or force that the pulley needs to support or transmit. This includes both the static load (weight at rest) and the dynamic load (weight in motion). Ensure that the selected pulley can handle the anticipated load without experiencing excessive wear, deformation, or failure.

2. Speed and RPM:

– The speed and RPM (revolutions per minute) at which the pulley will operate play a vital role in selecting the right pulley. Consider the desired rotational speed and the requirements of the application. Ensure that the selected pulley is designed to withstand the anticipated speed without encountering issues such as excessive heat generation, belt slippage, or premature wear.

3. Belt Type and Size:

– The type and size of the belt that will be used with the pulley are important considerations. Different applications may require specific belt types, such as V-belts, timing belts, or flat belts. Match the pulley design and specifications with the corresponding belt type and size to ensure proper fit, alignment, and power transmission efficiency.

4. Pulley Material:

– The material from which the small pulley is constructed is essential for its performance and durability. Consider factors such as the operating environment (temperature, humidity, corrosive substances) and the type of load (shock loads, heavy impacts). Common pulley materials include metals like steel or aluminum, as well as plastic or composite materials. Select a material that can withstand the environmental conditions and load requirements of the application.

5. Pulley Design and Profile:

– The design and profile of the small pulley are critical for proper belt engagement, efficiency, and alignment. Consider factors such as the groove profile (e.g., V-shaped, flat, round), the number of grooves (for multi-belt systems), and any specific design features (such as flanges or guides). Ensure that the selected pulley design is compatible with the belt type, provides optimal contact surface, and facilitates efficient power transmission.

6. Shaft Compatibility:

– Consider the compatibility of the pulley with the shaft on which it will be mounted. Evaluate factors such as the shaft diameter, keyway requirements, and mounting method (set screw, keyway, press-fit). Ensure that the selected pulley matches the specifications of the shaft to ensure secure attachment, proper alignment, and efficient power transmission.

7. Environmental Factors:

– Take into account the environmental conditions in which the small pulley will operate. Factors such as temperature extremes, moisture, dust, chemicals, or exposure to UV radiation can affect the pulley’s performance and longevity. Choose a pulley that is designed to withstand the specific environmental conditions of the application to ensure reliable operation and minimize the risk of premature failure.

8. Manufacturer Reputation and Support:

– Consider the reputation and support provided by the pulley manufacturer. Choose a reputable manufacturer known for producing high-quality pulleys that meet industry standards. Check for warranty availability, technical support, and access to replacement parts or customization options. A reliable manufacturer can provide guidance in selecting the right pulley and offer assistance throughout the application’s lifecycle.

By considering these factors, you can select the right small pulley for a specific application, ensuring optimal performance, longevity, and efficiency. It is advisable to consult with pulley manufacturers, distributors, or industry experts to obtain specific guidance tailored to your application’s requirements.

small pulley

Can small pulleys be customized for specific machinery and equipment?

Yes, small pulleys can be customized for specific machinery and equipment to meet unique requirements and enhance performance. Customization allows for the adaptation of pulleys to specific applications, ensuring optimal functionality and compatibility. Here is a detailed explanation of how small pulleys can be customized for specific machinery and equipment:

1. Size and Dimension:

– Small pulleys can be customized in terms of size and dimension to fit the specific space constraints of machinery and equipment. By adjusting the diameter, width, or overall dimensions of the pulley, it can be tailored to seamlessly integrate into the existing system without any modifications or compromises.

2. Material Selection:

– Depending on the operating conditions and requirements of the machinery or equipment, small pulleys can be customized with different materials. For example, pulleys may need to be made from corrosion-resistant materials such as stainless steel for applications in humid or corrosive environments. Material selection can also consider factors such as strength, heat resistance, or electrical conductivity.

3. Pulley Profile:

– The profile or shape of small pulleys can be customized to optimize performance. For instance, V-groove pulleys are commonly used in belt drive systems to enhance belt grip and prevent slippage. Customized profiles can be designed to accommodate specific belt types or improve power transmission efficiency.

4. Bearing Type:

– Small pulleys often incorporate bearings to reduce friction and enable smooth rotation. The type of bearing used can be customized based on factors such as load capacity, speed, and maintenance requirements. Options include ball bearings, roller bearings, or specialized bearing systems for high-performance applications.

5. Pulley Configuration:

– Small pulleys can be customized in terms of the number and arrangement of grooves or channels. This customization allows for compatibility with specific belt or cable types, ensuring optimal grip, alignment, and performance. Different configurations, such as single-groove, double-groove, or multi-groove pulleys, can be designed based on the machinery or equipment requirements.

6. Surface Coating or Treatment:

– Customized pulleys can receive surface coatings or treatments to enhance their performance or durability. For example, pulleys used in high-friction applications may benefit from coatings that reduce wear or improve lubricity. Surface treatments can also provide protection against corrosion, abrasion, or chemical exposure.

7. Mounting Options:

– Small pulleys can be customized to offer various mounting options, such as different types of hubs, flanges, or shaft attachments. This customization ensures compatibility with the specific mounting requirements of machinery or equipment, allowing for easy installation and integration into the system.

8. Load Capacity and Torque:

– Customized small pulleys can be engineered to handle specific load capacities and torque requirements. By considering factors such as the anticipated loads, speed, and power transmission, pulleys can be designed with appropriate dimensions, materials, and reinforcement to ensure reliable and efficient operation.

9. Specialty Applications:

– Some machinery or equipment may have unique or specialized requirements that necessitate custom pulleys. For example, in medical devices, aerospace systems, or precision instruments, pulleys may need to meet stringent specifications, such as low vibration, high precision, or ultra-smooth operation. Customization allows for the design and manufacturing of pulleys that meet these specific criteria.

Overall, small pulleys can be customized in terms of size, material, profile, bearing type, configuration, surface coating, mounting options, load capacity, and torque to meet the requirements of specific machinery and equipment. Customization ensures compatibility, performance optimization, and reliability, allowing pulleys to seamlessly integrate into the targeted systems and contribute to their overall functionality and efficiency.

small pulley

What types of belts or cables are often employed with small pulleys?

When it comes to small pulleys, various types of belts or cables are commonly employed depending on the specific application requirements. The choice of belt or cable is determined by factors such as the desired power transmission, speed ratios, environmental conditions, and load capacity. Here are some types of belts or cables that are often used with small pulleys:

1. V-Belts:

– V-belts are one of the most common types of belts used with small pulleys. They have a trapezoidal cross-section and are designed to fit into V-shaped grooves on the pulleys. V-belts are known for their high flexibility, reliability, and ease of installation. They are suitable for applications that require moderate power transmission and speed ratios.

2. Timing Belts:

– Timing belts, also known as synchronous belts, are toothed belts that engage with toothed pulleys. They provide precise and synchronous power transmission, making them ideal for applications that require accurate positioning or timing. Timing belts are often employed in small pulley systems where precise motion control is crucial, such as robotics, automation, or precision machinery.

3. Flat Belts:

– Flat belts are simple, flat, and flexible belts that make direct contact with the small pulley surface. They are commonly used in applications that require high-speed power transmission or where the pulley diameters are relatively small. Flat belts are suitable for systems with limited space and can be made from materials such as rubber, nylon, or polyurethane.

4. Round Belts:

– Round belts, also known as round o-ring belts, are circular cross-section belts that are often employed with small pulleys. They provide a positive grip by fitting into grooves or pulley recesses. Round belts are flexible, easy to install, and can transmit power in compact systems. They are commonly used in applications such as conveyors, packaging machinery, and small power tools.

5. Cable or Wire Rope:

– In certain applications, small pulleys are used with cables or wire ropes for power transmission or load handling. Cables or wire ropes consist of multiple strands of wire twisted together to form a strong and flexible structure. They are commonly employed in lifting and hoisting systems, cranes, winches, and other applications where heavy loads need to be moved.

6. Poly-V Belts:

– Poly-V belts, also known as multi-rib belts or micro-V belts, have a flat or slightly ribbed surface and engage with corresponding multi-groove pulleys. They offer higher power transmission capabilities compared to standard V-belts due to their increased contact area. Poly-V belts are commonly used in small pulley systems where higher power requirements or multiple belt setups are necessary.

7. Specialty Belts:

– Depending on the specific application, there are various specialty belts available that can be used with small pulleys. These include ribbed belts, serpentine belts, flat-flex belts, and others. Specialty belts are designed for specific purposes such as high-speed applications, unique configurations, or specific environmental conditions.

It’s important to note that the selection of the appropriate belt or cable for small pulleys depends on factors such as load requirements, speed ratios, environmental conditions, and the specific design of the pulley system. Manufacturers and engineers consider these factors to ensure reliable and efficient power transmission in small pulley applications.

China Best Sales Lifting Manual Chain Pulley Block 3ton   pulley puller		China Best Sales Lifting Manual Chain Pulley Block 3ton   pulley puller
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