Description
Technical Parameters
Professional Grade Double Pulley for Heavy Duty Use
Double pulley is a common mechanical device widely used in various fields, including construction, rescue, fitness training, etc. Double pulleys have the following characteristics and applications: material and structure. Double pulleys are usually made of carbon structural steel, wear-resistant plastic or aluminum alloy, and the surface is electroplated to improve corrosion resistance and durability. The design of the double pulley includes sealed ball bearings to ensure efficient operation under different weights, temperatures, and humidity. Function and purpose: Double pulleys are mainly used for load-bearing and lifting operations, such as sliding doors, high-altitude operations, rescue operations, etc. In the fitness field, double wheel trainers are widely used, providing multiple training options such as pull ups, strength training, etc.
The technical details and advantages of efficient coaxial double pulley design mainly include the following aspects: coaxial double groove design. Coaxial double pulleys are usually composed of two single pulleys with moving side plates and ball bearings on the same axis. This design allows the pulleys to rotate more flexibly during use, preventing rope twisting. Universal joint integrated design, which allows the pulley to rotate under load, simplifies operation, and ensures smooth operation of the pulley in different directions. Sealed ball bearings are embedded at the pulley connection, which not only improves the rotational flexibility of the pulley, but also enhances its durability and reliability. Aluminum alloy material and anodizing treatment are commonly used for pulleys, which are typically made of aluminum alloy and undergo anodizing treatment, giving the pulley high strength and corrosion resistance.
The safety certification process for double pulleys mainly includes the following key steps: determining the certification category, and determining which category the double pulley belongs to based on its specific purpose and design. Factory self-control, manufacturers need to exercise self-control to ensure that products meet basic safety requirements and design specifications. These tests include but are not limited to strength, wear resistance, corrosion resistance, and stability within the operating temperature range. The representativeness of the test samples should be evaluated on the manufacturer's representative samples to assess the quality of the entire batch. The test sample should have the same design and materials as the actual production product. Load testing: In order to demonstrate that the pulley can work under load, the sample is placed under a specific load for testing to ensure its safety and reliability in actual use.
The selection of suitable double pulley materials and structures needs to be considered according to different usage requirements. Here are detailed suggestions: for slaughterhouse use, material selection. The double pulleys used in slaughterhouses should be made of cast steel, as cast steel has high strength and durability, can withstand heavy loads and frequent use, ensuring production capacity and efficiency. Structural design: Double pulleys made of cast steel materials usually adopt a split module design and a patented structure connected by snap fasteners, which can be reused multiple times and reduce maintenance costs. Material selection for doors and windows: For the double pulleys used in doors and windows, aluminum alloy material can be chosen because aluminum alloy has good strength and lightweight characteristics, suitable for applications with weight requirements.
| Product Name | Professional Grade Double Pulley for Heavy Duty Use | Washer type | Professional Grade Double Pulley for Heavy Duty Use |
| Material | custom made | exterior finishes | no |
| Color | sliver | Size | custom made |
| MOQ | 4000M/Each size | country of origin | China |
| Payment | T/T. other | Packing | As customer required |
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Q: What's your MOQ? A: If we have the products in stock, it will be no MOQ. If we need to produce, we can discuss the MOQ according to customer's exact situation. |
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Q: How long is your delivery time? A: The general delivery time is 30-45 days after receiving your order confirmation. Anther, if we have the goods in stock, it will only take 1-2 days. |
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Q: What is your term of payment? A: 30% down payment before producing and 70% balance payment before shipping. |
