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China Professional Single Double Stage Industrial AC DC Liquid Water Cooling Ring Piston Rotary Vane Dry Screw Scroll Roots Air Vakuum Vacuum Pump Replace of Kinney Klrc Kt Kmbd sector shaft adjustment screw

Product Description

Single Double Stage Industrial AC DC Liquid Water Cooling Ring Piston Rotary Vane Dry Screw Scroll Roots Air Vakuum Vacuum Pump Replace of Kinney KLRC KT KMBD

Product Description

KT Single-Stage Rotary Piston Vacuum Pump

 

 

 

• High pumping capacity at high and low pressures
Three-cylinder piston design: dynamic balance, almost no vibration
• No metal contact between pump pistons
The cylinder clearance is full of oil
• Quiet operation

Application: 

 Heat Treating, Coating, Transformer Drying, Metallurgy, Vacuum packaging, Vacuum furnace, Vacuum coating, Liquid Gas Storage, Brake Fluid Filling, Silicon Crystal Growing, Evacuation

 

Model CFM m3/h HP/kW
KT-150 150/244 7.5/5.5
KT-300 300/503 15/11

 

KLRC Two-stage water-ring vacuum pump

 
Drop down to 4 Torr (5.3 mbar a)
• Low-pressure performance limited by steam. The pressure of sealing liquid: water, oil, or process liquid
• Provide complete engineering system solutions: Instruments, controls, piping, and valves
• Independent liquid recovery and recycling
• The central anchor rod is allowed to enter. Pump end without complete disassembly
• KLRC75 provides dual mechanical seals
Through KLRC525, to meet the requirements of the API pipeline plan.

Applications:
Chemical & Pharmaceutical Processing, Vapor Recovery, Deaeration, Extruders, Crystallizers, Central Vacuum Systems

Model CFM / m3/hr CFM / m3/hr
KLRC-125 71/99 5/3.7
KLRC-200 170/244 15/11
KLRC-300 305/432 25/18.5
KLRC-525 550/779 50/37
Roots pump  
• High volume of gas at high vacuum (50 Torr to micrometer range)
• Can be used with all types of vacuum pumps
• Designed to operate in a blank state of 82 dB (A) or less open ground; except for motor and background noise
• Heavy-duty drive shafts for direct coupling or Belt Drive Applications
• Standard building material: cast iron end plate, the fit of housing and port with nodular cast iron rotor and shaft
• Special materials provided
» Stainless steel, carbon steel, ductile iron, Bi Protec
• Special tests available
» Hydrostatic test to 150 PSIG (10.35 bar g), seal leak test, noise test

Application: 
Supercharging ( Vacuum Systems), Vacuum Drying, Dehydration, Packaging, Distillation  Vacuum Furnace

 

Single Stage Rotary Vane Pump  
• Vacuum packaging and food processing technology
Thermoforming, blister, air compression, foam forming
• Vacuum Adsorption, sling
• Vacuum degassing, drying, crystallization, impregnationprecooling
• Vacuum pressing, laminating, setting
• Vacuum coating and industrial CZPT as the front pump and pre-pump two

 

Two Stage Rotary Vane Pump  
• Electronics, semiconductor, and coating industries Vacuum oven, sapphire furnace, polycrystalline furnace, single crystal furnace, vacuum dewatering furnace, vacuum sintering furnace, etc.; Optical coating, ion plating, sputtering equipment; Plasma cleaning; As the front auxiliary pump of Roots pump, diffusion pump, molecular pump, etc.
• Various analytical instruments Spectrometer, spectrometer, physical and chemical analyzer, leak detector, glove box, etc.
• Medical Industry
Plasma sterilizer, vacuum CZPT drying, etc.
• Refrigeration industry
Automatic evacuation lines of air conditioners, refrigerators, and compressors, refrigerant injection machines, helium leak detection series, etc

Comparison of replacement models

Our Model

Kinney’s Model

 

Our Model

Kinney’s Model

TWO STAGE WATER-RING VACUUM PUMP

SINGLE STAGE ROTARY PISTON VACUUM PUMP

LP40

KLRC100

PP70

KT150

LP55

KLRC125

PP150

KT300

LP75

KLRC200

PP70B

KT150(here are differenets from shape and oil channel design)

LP115

KLRC300

ROOTS PUMP

LP200

KLRC525

VP200

KMBD540

 

 

VP600

KMBD2000

Company Profile

The main products are water ring vacuum pumps (including 2BV series, 2BE1 series, 2BE3 series, 2SK series, SK series), rotary vane vacuum pumps (2X series, XD series), roots vacuum pumps, screw vacuum pumps, reciprocating vacuum pumps, vacuum pump stations, vacuum units and accessories, vacuum complete equipment, etc. According to different types of vacuum pumps and different production process requirements of customers, there are also many kinds of materials, mainly including cast iron, stainless steel 304, stainless steel 316, stainless steel 316L, etc. The material quality of non proud products is guaranteed. If the product has quality problems, it will be replaced within 3 months and guaranteed for 1 year. 1. Special materials, specifications and requirements can be customized through negotiation between the supplier and the demander. 2. Provide design, processing, sales and maintenance of vacuum units and complete vacuum equipment. 3. The price will fluctuate due to different product requirements, specifications and materials. The above prices are only for reference. We will provide a suitable design scheme and quotation for your vacuum system according to your specific requirements,

After-sales Service: 5 Years
Warranty: 5 Years
Oil or Not: Optional
Structure: Rotary Vacuum Pump
Exhauster Method: Entrapment Vacuum Pump
Vacuum Degree: Vacuum
Samples:
US$ 999/Piece
1 Piece(Min.Order)

|
Request Sample

screwshaft

Screw Sizes and Their Uses

Screws have different sizes and features. This article will discuss screw sizes and their uses. There are two main types: right-handed and left-handed screw shafts. Each screw features a point that drills into the object. Flat tipped screws, on the other hand, need a pre-drilled hole. These screw sizes are determined by the major and minor diameters. To determine which size of screw you need, measure the diameter of the hole and the screw bolt’s thread depth.

The major diameter of a screw shaft

The major diameter of a screw shaft is the distance from the outer edge of the thread on one side to the tip of the other. The minor diameter is the inner smooth part of the screw shaft. The major diameter of a screw is typically between two and sixteen inches. A screw with a pointy tip has a smaller major diameter than one without. In addition, a screw with a larger major diameter will have a wider head and drive.
The thread of a screw is usually characterized by its pitch and angle of engagement. The pitch is the angle formed by the helix of a thread, while the crest forms the surface of the thread corresponding to the major diameter of the screw. The pitch angle is the angle between the gear axis and the pitch surface. Screws without self-locking threads have multiple starts, or helical threads.
The pitch is a crucial component of a screw’s threading system. Pitch is the distance from a given thread point to the corresponding point of the next thread on the same shaft. The pitch line is one element of pitch diameter. The pitch line, or lead, is a crucial dimension for the thread of a screw, as it controls the amount of thread that will advance during a single turn.

The pitch diameter of a screw shaft

When choosing the appropriate screw, it is important to know its pitch diameter and pitch line. The pitch line designates the distance between adjacent thread sides. The pitch diameter is also known as the mean area of the screw shaft. Both of these dimensions are important when choosing the correct screw. A screw with a pitch of 1/8 will have a mechanical advantage of 6.3. For more information, consult an application engineer at Roton.
The pitch diameter of a screw shaft is measured as the distance between the crest and the root of the thread. Threads that are too long or too short will not fit together in an assembly. To measure pitch, use a measuring tool with a metric scale. If the pitch is too small, it will cause the screw to loosen or get stuck. Increasing the pitch will prevent this problem. As a result, screw diameter is critical.
The pitch diameter of a screw shaft is measured from the crest of one thread to the corresponding point on the next thread. Measurement is made from one thread to another, which is then measured using the pitch. Alternatively, the pitch diameter can be approximated by averaging the major and minor diameters. In most cases, the pitch diameter of a screw shaft is equal to the difference between the two.

The thread depth of a screw shaft

Often referred to as the major diameter, the thread depth is the outermost diameter of the screw. To measure the thread depth of a screw, use a steel rule, micrometer, or caliper. In general, the first number in the thread designation indicates the major diameter of the thread. If a section of the screw is worn, the thread depth will be smaller, and vice versa. Therefore, it is good practice to measure the section of the screw that receives the least amount of use.
In screw manufacturing, the thread depth is measured from the crest of the screw to the root. The pitch diameter is halfway between the major and minor diameters. The lead diameter represents the amount of linear distance traveled in one revolution. As the lead increases, the load capacity decreases. This measurement is primarily used in the construction of screws. However, it should not be used for precision machines. The thread depth of a screw shaft is essential for achieving accurate screw installation.
To measure the thread depth of a screw shaft, the manufacturer must first determine how much material the thread is exposed to. If the thread is exposed to side loads, it can cause the nut to wedge. Because the nut will be side loaded, its thread flanks will contact the nut. The less clearance between the nut and the screw, the lower the clearance between the nut and the screw. However, if the thread is centralized, there is no risk of the nut wedgeing.
screwshaft

The lead of a screw shaft

Pitch and lead are two measurements of a screw’s linear distance per turn. They’re often used interchangeably, but their definitions are not the same. The difference between them lies in the axial distance between adjacent threads. For single-start screws, the pitch is equal to the lead, while the lead of a multi-start screw is greater than the pitch. This difference is often referred to as backlash.
There are two ways to calculate the pitch and lead of a screw. For single-start screws, the lead and pitch are equal. Multiple-start screws, on the other hand, have multiple starts. The pitch of a multiple-start screw is the same as its lead, but with two or more threads running the length of the screw shaft. A square-thread screw is a better choice in applications requiring high load-bearing capacity and minimal friction losses.
The PV curve defines the safe operating limits of lead screw assemblies. It describes the inverse relationship between contact surface pressure and sliding velocity. As the load increases, the lead screw assembly must slow down in order to prevent irreversible damage from frictional heat. Furthermore, a lead screw assembly with a polymer nut must reduce rpm as the load increases. The more speed, the lower the load capacity. But, the PV factor must be below the maximum allowed value of the material used to make the screw shaft.

The thread angle of a screw shaft

The angle between the axes of a thread and the helix of a thread is called the thread angle. A unified thread has a 60-degree angle in all directions. Screws can have either a tapped hole or a captive screw. The screw pitch is measured in millimeters (mm) and is usually equal to the screw major diameter. In most cases, the thread angle will be equal to 60-degrees.
Screws with different angles have various degrees of thread. Originally, this was a problem because of the inconsistency in the threading. However, Sellers’s thread was easier to manufacture and was soon adopted as a standard throughout the United States. The United States government began to adopt this thread standard in the mid-1800s, and several influential corporations in the railroad industry endorsed it. The resulting standard is called the United States Standard thread, and it became part of the ASA’s Vol. 1 publication.
There are two types of screw threads: coarse and fine. The latter is easier to tighten and achieves tension at lower torques. On the other hand, the coarse thread is deeper than the fine one, making it easier to apply torque to the screw. The thread angle of a screw shaft will vary from bolt to bolt, but they will both fit in the same screw. This makes it easier to select the correct screw.
screwshaft

The tapped hole (or nut) into which the screw fits

A screw can be re-threaded without having to replace it altogether. The process is different than that of a standard bolt, because it requires threading and tapping. The size of a screw is typically specified by its major and minor diameters, which is the inside distance between threads. The thread pitch, which is the distance between each thread, is also specified. Thread pitch is often expressed in threads per inch.
Screws and bolts have different thread pitches. A coarse thread has fewer threads per inch and a longer distance between threads. It is therefore larger in diameter and longer than the material it is screwed into. A coarse thread is often designated with an “A” or “B” letter. The latter is generally used in smaller-scale metalworking applications. The class of threading is called a “threaded hole” and is designated by a letter.
A tapped hole is often a complication. There is a wide range of variations between the sizes of threaded holes and nut threads, so the tapped hole is a critical dimension in many applications. However, even if you choose a threaded screw that meets the requisite tolerance, there may be a mismatch in the thread pitch. This can prevent the screw from freely rotating.

China Professional Single Double Stage Industrial AC DC Liquid Water Cooling Ring Piston Rotary Vane Dry Screw Scroll Roots Air Vakuum Vacuum Pump Replace of Kinney Klrc Kt Kmbd   sector shaft adjustment screwChina Professional Single Double Stage Industrial AC DC Liquid Water Cooling Ring Piston Rotary Vane Dry Screw Scroll Roots Air Vakuum Vacuum Pump Replace of Kinney Klrc Kt Kmbd   sector shaft adjustment screw
editor by CX 2023-11-14

China Good quality GS42 screw air compressor parts air compressor shaft coupling for tyre air compressor screw shaft collar

Condition: New
Warranty: 1 Year
Applicable Industries: Hotels, Garment Shops, Building Material Shops, Manufacturing Plant, Machinery Repair Shops, Food & Beverage Factory, Farms, Restaurant, Home Use, Retail, Food Shop, Printing Shops, Construction works , Energy & Mining, Food & Beverage Shops, Advertising Company, Other
Showroom Location: Egypt, Turkey, Mexico, Chile, Sri Lanka
Video outgoing-inspection: Provided
Machinery Test Report: Provided
Marketing Type: Ordinary Product
Type: coupling
Product name: air compressor shaft coupling
Specification: GS42
MOQ: 1 Pcs
Package: Carton Box
Used for: Screw Air Compressor
Delivery time: 3-5working Days
Material: Rubber
Color: Black
Keyword: HSC-10 screw air compressor parts
Packaging Details: Carton Box
Port: HangZhou

Company Profile Dear Sir, It gives us great pleasure to introduce Airking oil injected rotary screw air Compressor. Our company Honkong CZPT Industry Limited is a large enterprises which is professional in air compressor and air compressor parts research, development and research. Airking is 1 of a famous compressor brand belong to Honkong CZPT Industry Limited , Airking screw air compressor shipped to CZPT customer in Malaysia,Vietnam, Singapore, rear differential axle for electric golf cart Indonesia, Thailand, India, Bangladesh,Sri Lanka, Mauritius, Australia,Saudi Arabia, Israel, Russia, Croatia, Brazil, Peru, USA, Mexico, Canada, Dominican Republic…. widely used in diverse industry. Airking compressor design, manufacturing at a high starting point, advanced technology, superior level of systemization, its core competencies to guide the development trend of industry, stable and reliable. Airking import advanced technology from Europe, through constant practice and improvement, design a new generation of CZPT air compressor. Improved quality assurance manual, advanced production process, control management program files comprehensive, 6330 Deep Groove Ball Bearings d150mm D320mm B65mm Thick C3 Clearance Open Type Chrome Steel Fingerboard wheels standardized, ensuring high quality brand products “Airking”, stable and durable. High quality, intimate service get the praise from users all over the world. China Factory GS42 screw air compressor parts air compressor shaft coupling for tyre air compressor Products Description Description of application effect:Hub and elastic body, a variety of materials to choose from, to ensure that all can work stably in various environments. Using a surface matching claw type shaft hub and involute arc elasticity, can avoid the stress concentration, the effectivetransmission of higher torque, more resistant to abrasion, longer service life. A small protuberance pad Avoiding impulsive load, high efficient driving and reliable operation • Install or remove the element radially and eady ofmaintenance for shaft seal Procedure of flexible coupling Claw type surface to surface design, has the function of protecting,vibration and shock can produce effective damping and reduce the running in process. Exhibition Product packaging Customer Photos FAQ Q:Are you a factory or trade company?A:We are a factory,we provide screw Air compressors,Air receivers,UltraFilters,Dryers,Electronic condensate drains and Oil/Waterseparators.Q:How to pay?A:T/T and L/C,Western Union,Paypal.Q:How about your monthly production?A:8 HangZhou City CZPT Compressor Parts Co.,LTD HONGKONG CZPT INDUSTRY LIMITED E-mail: [email protected] [email protected] Skype: [email protected]

screwshaft

Types of Screw Shafts

Screw shafts come in various types and sizes. These types include fully threaded, Lead, and Acme screws. Let’s explore these types in more detail. What type of screw shaft do you need? Which one is the best choice for your project? Here are some tips to choose the right screw:

Machined screw shaft

The screw shaft is a basic piece of machinery, but it can be further customized depending on the needs of the customer. Its features include high-precision threads and ridges. Machined screw shafts are generally manufactured using high-precision CNC machines or lathes. The types of screw shafts available vary in shape, size, and material. Different materials are suitable for different applications. This article will provide you with some examples of different types of screw shafts.
Ball screws are used for a variety of applications, including mounting machines, liquid crystal devices, measuring devices, and food and medical equipment. Various shapes are available, including miniature ball screws and nut brackets. They are also available without keyway. These components form a high-accuracy feed mechanism. Machined screw shafts are also available with various types of threaded ends for ease of assembly. The screw shaft is an integral part of linear motion systems.
When you need a machined screw shaft, you need to know the size of the threads. For smaller machine screws, you will need a mating part. For smaller screw sizes, the numbers will be denominated as industry Numeric Sizes. These denominations are not metric, but rather in mm, and they may not have a threads-per-inch designation. Similarly, larger machine screws will usually have threads that have a higher pitch than those with a lower pitch.
Another important feature of machine screws is that they have a thread on the entire shaft, unlike their normal counterparts. These machine screws have finer threads and are intended to be screwed into existing tapped holes using a nut. This means that these screws are generally stronger than other fasteners. They are usually used to hold together electronic components, industrial equipment, and engines. In addition to this, machine screws are usually made of a variety of materials.

Acme screw

An Acme screw is the most common type of threaded shaft available. It is available in a variety of materials including stainless steel and carbon steel. In many applications, it is used for large plates in crushing processes. ACME screws are self-locking and are ideal for applications requiring high clamping force and low friction. They also feature a variety of standard thread forms, including knurling and rolled worms.
Acme screws are available in a wide range of sizes, from 1/8″ to 6″. The diameter is measured from the outside of the screw to the bottom of the thread. The pitch is equal to the lead in a single start screw. The lead is equal to the pitch plus the number of starts. A screw of either type has a standard pitch and a lead. Acme screws are manufactured to be accurate and durable. They are also widely available in a wide range of materials and can be customized to fit your needs.
Another type of Acme screw is the ball screw. These have no back drive and are widely used in many applications. Aside from being lightweight, they are also able to move at faster speeds. A ball screw is similar to an Acme screw, but has a different shape. A ball screw is usually longer than an Acme screw. The ball screw is used for applications that require high linear speeds. An Acme screw is a common choice for many industries.
There are many factors that affect the speed and resolution of linear motion systems. For example, the nut position and the distance the screw travels can all affect the resolution. The total length of travel, the speed, and the duty cycle are all important. The lead size will affect the maximum linear speed and force output. If the screw is long, the greater the lead size, the higher the resolution. If the lead length is short, this may not be the most efficient option.
screwshaft

Lead screw

A lead screw is a threaded mechanical device. A lead screw consists of a cylindrical shaft, which includes a shallow thread portion and a tightly wound spring wire. This spring wire forms smooth, hard-spaced thread convolutions and provides wear-resistant engagement with the nut member. The wire’s leading and trailing ends are anchored to the shaft by means appropriate to the shaft’s composition. The screw is preferably made of stainless steel.
When selecting a lead screw, one should first determine its critical speed. The critical speed is the maximum rotations per minute based on the natural frequency of the screw. Excessive backlash will damage the lead screw. The maximum number of revolutions per minute depends on the screw’s minor diameter, length, assembly alignment, and end fixity. Ideally, the critical speed is 80% of its evaluated critical speed. A critical speed is not exceeded because excessive backlash would damage the lead screw and may be detrimental to the screw’s performance.
The PV curve defines the safe operating limits of a lead screw. This relationship describes the inverse relationship between contact surface pressure and sliding velocity. As the PV value increases, a lower rotation speed is required for heavier axial loads. Moreover, PV is affected by material and lubrication conditions. Besides, end fixity, which refers to the way the lead screw is supported, also affects its critical speed. Fixed-fixed and free end fixity are both possible.
Lead screws are widely used in industries and everyday appliances. In fact, they are used in robotics, lifting equipment, and industrial machinery. High-precision lead screws are widely used in the fields of engraving, fluid handling, data storage, and rapid prototyping. Moreover, they are also used in 3D printing and rapid prototyping. Lastly, lead screws are used in a wide range of applications, from measuring to assembly.

Fully threaded screw

A fully threaded screw shaft can be found in many applications. Threading is an important feature of screw systems and components. Screws with threaded shafts are often used to fix pieces of machinery together. Having fully threaded screw shafts ensures that screws can be installed without removing the nut or shaft. There are two major types of screw threads: coarse and fine. When it comes to coarse threads, UTS is the most common type, followed by BSP.
In the 1840s, a British engineer named Joseph Whitworth created a design that was widely used for screw threads. This design later became the British Standard Whitworth. This standard was used for screw threads in the United States during the 1840s and 1860s. But as screw threads evolved and international standards were established, this system remained largely unaltered. A new design proposed in 1864 by William Sellers improved upon Whitworth’s screw threads and simplified the pitch and surface finish.
Another reason for using fully threaded screws is their ability to reduce heat. When screw shafts are partially threaded, the bone grows up to the screw shaft and causes the cavity to be too narrow to remove it. Consequently, the screw is not capable of backing out. Therefore, fully threaded screws are the preferred choice for inter-fragmentary compression in children’s fractures. However, surgeons should know the potential complication when removing metalwork.
The full thread depth of a fully threaded screw is the distance at which a male thread can freely thread into the shaft. This dimension is typically one millimeter shy of the total depth of the drilled hole. This provides space for tap lead and chips. The full-thread depth also makes fully threaded screws ideal for axially-loaded connections. It is also suitable for retrofitting applications. For example, fully threaded screws are commonly used to connect two elements.
screwshaft

Ball screw

The basic static load rating of a ball screw is determined by the product of the maximum axial static load and the safety factor “s0”. This factor is determined by past experience in similar applications and should be selected according to the design requirements of the application. The basic static load rating is a good guideline for selecting a ball screw. There are several advantages to using a ball screw for a particular application. The following are some of the most common factors to consider when selecting a ball screw.
The critical speed limit of a ball screw is dependent on several factors. First of all, the critical speed depends on the mass, length and diameter of the shaft. Second, the deflection of the shaft and the type of end bearings determine the critical speed. Finally, the unsupported length is determined by the distance between the ball nut and end screw, which is also the distance between bearings. Generally, a ball screw with a diameter greater than 1.2 mm has a critical speed limit of 200 rpm.
The first step in manufacturing a high-quality ball screw is the choice of the right steel. While the steel used for manufacturing a ball screw has many advantages, its inherent quality is often compromised by microscopic inclusions. These microscopic inclusions may eventually lead to crack propagation, surface fatigue, and other problems. Fortunately, the technology used in steel production has advanced, making it possible to reduce the inclusion size to a minimum. However, higher-quality steels can be expensive. The best material for a ball screw is vacuum-degassed pure alloy steel.
The lead of a ball screw shaft is also an important factor to consider. The lead is the linear distance between the ball and the screw shaft. The lead can increase the amount of space between the balls and the screws. In turn, the lead increases the speed of a screw. If the lead of a ball screw is increased, it may increase its accuracy. If not, the lead of a ball screw can be improved through preloading, lubrication, and better mounting accuracy.

China Good quality GS42 screw air compressor parts air compressor shaft coupling for tyre air compressor     screw shaft collarChina Good quality GS42 screw air compressor parts air compressor shaft coupling for tyre air compressor     screw shaft collar
editor by czh 2023-07-03