Screw Shaft

Your Professional Screw Shaft Supplier

Wuxi Junzhi Machinery Equipment Manufacturing Co., Ltd was established in the early 1990s. In the early days of the factory, it mainly cooperated with Shanghai Baoshan Iron and Steel Group Corporation, Shanghai Electric Group Heavy Machinery Plant, and Shanghai Tunnel Company Machinery Manufacturing Branch to engage in the manufacturing and processing of supporting parts for metallurgical and mining equipment, and complete sets of customized processing of non-standard equipment in other machinery industries.The main processing equipment includes CNC plasma cutting equipment, gas shielded welding, large CNC lathes, CNC gantry milling, vertical machining centers, ultrasonic flaw detectors, hardness testers, etc.

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Why Choose Us

High Quality

Our factory strictly implements the GB/T9 001-2008 quality system, and continuously improves its products to win customer satisfaction.

Professional Team

After years of continuous development, the factory has trained a group of high-quality workers and technical teams.

24-Hour Service

Our dedicated 24-hour online support ensures prompt responses, providing you with an excellent shopping experience. Feel free to reach out with any questions at any time.

Our Factory

Wuxi Junzhi Machinery Equipment Manufacturing Co., Ltd. (formerly Wuxi Yaqing Machinery Factory), the new factory is located at No. 1087 Guangshi Road, Luoshe Town, Huishan District, Wuxi City, 20 minutes away from Beijing-Shanghai High-speed Railway, 15 minutes away from Wuxi Airport, and about 40 minutes away from Taihu Lake and other famous scenic spots. The transportation is very convenient.

Types of Screw Shaft

Industrial shafts:
Industrial shafts are used in some specific industries. For example, food shafts are used in the food industry to meet FDS standards. Meanwhile, anti-rust shafts apply to scenarios that are prone to water to prevent rust. Power shafts usually have higher power to suit heavy industries.

Custom shafts:
Custom shafts can be made according to individual requirements such as materials, measurements, and thread designs. In general, custom shafts usually meet specific industry needs. For instance, a custom screw shaft with a specific thread design or diameter may be required to achieve unique processing functions in a particular application.

Specification

Custom screw shafts are designed according to customized specification sets. The following details may vary according to the needs of users in distinct industries.

Diameter

The diameter of screw shafts can be 3/8", 1/2", 3/4", or customized.

Length

Length can also be custom-made, for example, 6" long.

Material

Screw shafts are usually made of stainless steel, aluminum alloy, carbon steel, nylon, etc. To precisely match the working environment and function requirements, the materials can also be customized together with the coating.

Load capacity

Custom screw shafts' load capacities depend on their materials, sizes, and geometry. For example, a titanium alloy screw shaft with a diameter of 3/4 inches and a length of 6 inches can bear a weight of 300-350 lbs.

Thread pitch and profile

Thread pitch and profile are also crucial factors affecting the performance of screw shafts, and custom ones can be available according to users' needs.

Connector

It is also possible to utilize custom connectors such as universal joints, flanges, and couplings to link screw shafts with other parts.

Basic data needed to produce a screw shaft

L całk. - Shaft length (with pivots)
L - Pipe length
A, b - Pivot dimensions
D – Shaft diameter and wall thickness
D – Diameter of screw blades
P – Pitch
S – Thickness of screw blades
Number of blades and their direction

Application Of Screw Shaft

Food processing industry. Custom made stainless steel screw shafts are now widely used in the food processing industry. In food factories, stainless steel screw shafts may be used in screw conveyors, hoppers, mixing and feeding machines.

Chemical industry. The chemical industry often needs to handle corrosive or harsh materials. Therefore, custom-made shafts with specific material properties are chosen to adapt to the chemical industry's requirements, ensuring precise and reliable operations in various chemical processing applications.

Plastic industry. The custom screw shafts are also essential in the plastic industry. They are the key parts of extruders and injectors. Custom shafts can ensure the uniform mixing, melting, and extrusion of plastic materials, thus improving the quality of plastic products.

Aerospace industry. In the aerospace industry, precision custom screw shafts play a crucial role in ensuring the reliable operation of various aerospace applications. They are used in precisely mixing, conveying, and feeding materials.

Textile industry. Custom-made screw shafts are also used in the textile industry. They may be used in spinning, weaving, and other equipment. The textile industry requires custom screw shafts with precise dimensions and good durability to ensure smooth operation and improve production efficiency.

Packaging and delivery

Selling Units:Single item
Single package size:33X15X5 cm
Single gross weight:0.500 kg

Lead time

Quantity (sets)	1 - 1	> 1
Lead time (days)	35	To be negotiated

FAQ

Q: How do you measure a screw shaft?

A: Shaft length is the part of the screw that drives into a surface. The length measurement for a countersinking screw is the distance from the top of the head to the tip. This goes for flat-head, bugle-head, trim-head—and any other countersinking screw where the head can be driven beneath a surface.

Q: What is the diameter of a drywall screw shaft?

A: The Scew gauge refers to the diameter of the drywall screw. Generally, the most popular sizes are #6 (3.5mm) and #8 (4.2mm). Naturally, as the gauge numbers increase, the screw becomes larger in diameter.

Q: What material is screw shaft?

A: Screw shafts can be made from various materials such as aluminum, iron alloys, and stainless steel. The type of material used in a screw shaft highly determines the application of the screw and the life and durability of the screw. Depending on the applications, other materials may be used to produce the screw shaft.

Q: What is a screw lead?

A: Lead is the linear travel the nut makes per one screw revolution and is how ball screws are typically specified. For a single start thread, lead is equal to the pitch. For multiple start screws the lead is the pitch multiplied by the number of starts.

Q: What is the difference between screw and lead screw?

A: What Are the Key Differences Between Ball Screws and Lead Screws? One primary difference between a ball screw vs lead screw is that ball screws rely on ball bearings to reduce friction between the nut and screw, whereas lead screws do not.

Q: What is the spiral axis?

A: The screw shaft is a rotating component with a spiral blade in the center. It is often used in screw conveyors, twin-screw extruders, CNC machine tools and other equipment to push, transport or process materials.

We're professional screw shaft manufacturers and suppliers in China, specialized in providing high quality customized service. We warmly welcome you to buy high-grade screw shaft from our factory.

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