with high quality

Product Description

Merchandise Description
PA rack gear with excellent tensile energy

Rewards:
one. Very good Tensile power
2. Higher influence and notching impact strength
three. Higher warmth deflection temperature 
four. High toughness and stiffness
five. Great glide and limp house figures
six. Good chemical stability against organic solvents and fuels
7. Resistant to thermal aging (relevant temperature among -50°C and 110°C
8. Measurement alternation by humidity absorption need to be regarded
 
 
Application:
1. Nylon PA6 Products that manufactured by HangZhou Engineering Plastics Industries (Group) Organization is broadly      substituted for put on areas of mechanical gear, or employed as rapid-dress in components of products alternatively of copper and alloy
2. Shaft sleeve, bearing bush, lining, CZPT plate, gear
3. Worm gear, roller copper CZPT rail, piston ring, seal ring, slide block
four. Spheric bowl, impeller, blade, cam, nut, valve plate,
5. Pipe, stuffing box, rack, belt pulley, pump rotor, and so forth.

Principal Properties of PA6 equipment rack

Property Merchandise No. Unit MC Nylon (Organic) Oil Nylon+Carbon     (Black) Oil Nylon (Inexperienced) MC901 (Blue) MC Nylon+MSO2 (Light-weight black)
Mechanical Homes one Density g/cm3 one.fifteen 1.15 1.one hundred thirty five    1.fifteen 1.16
2          Water absorption (23ºC in air) % 1.8-2.     1.8-2. 2 2.three 2.four
3 Tensile energy MPa 89 seventy five.three     70     81       78
4 Tensile strain at break % 29 22.7 twenty five 35       25
five Compressive stress(at 2%nominal strain) MPa fifty one 51 forty three 47 49
six Charpy impact energy (unnotched) KJ/m2 No split No crack ≥50 No BK No break
7 Charpy influence energy (notched) KJ/m2 ≥5.seven ≥6.four 4 three.5 3.five
eight Tensile modulus of elasticity MPa 3190 3130 3000 3200 3300
9 Ball indentation hardness N/mm2 164 one hundred fifty 145 a hundred and sixty 160
  ten Rockwell hardness M88 M87 M82 M85 M84

Our Service:

one. Rich industry experience since 1988.
two. Wide arrange product line, including plastics sheet/rod/elements/components: MC NYLON, OIL NYLON, POM, UHMW-PE, PU, PETP, PC, PTFE, PVDF, PPS, PEEK, PAI, PI, PBI ect.
3. Manufacture, design and processing service as per your demand. 
 
 

Product technology:

CNC machine,Extrusion,Injection,ect.
 

Processing Equipment :

CNC machining center,CNC lathes,Milling,Injection Molding Machine,Extruder,Moulding press
 
 
 

Packaging &Delivery:

Packing in plastics bags,wooden case,pallet,container,ect. 
 

 
Certificate:

Certification:ISO,SGS,Fda,RoHS,Test report,ect.
 
 

FAQ:

one.A: What’s the size of plastics sheet?
   B:Nylon sheet:Thickness*Width*Length:twenty-100*1000*2000mm
       UHMW-PE sheet:Thickness*Width*Duration:twenty-100*1000*2000mm 20-100*1250*3130mm 20-a hundred*1250*4250mm
     POM sheet:Width*Duration:1000*2000mm
 
2. A:Can we purchase a small part of plastics sheet?
    B: Yes,you can, if we have the size you require in stock.
 
3. A:What color of plastics sheet?
    B: Nylon sheet:  Natural,black,blue,or according to client’s requiremnet.
         UHMW-PE sheet:  White,black,green ,bule,yellow,or according to client’s requirement.
         White,black
 
four. A:Can you manufacture the plastics products as per drawing?
    B: Yes,we can.
 
five.A: What the precision of plastic products according to drawing?
   B: Different machine with different precision,it usually around 0.05-.1mm
 
6.A: What the technologies in producing plastics parts?
   B: Different products with different technologies,such as CNC machine,Extrusion,Injection
 
7: A:What kinds of processing machine do you have?
    B: CNC machining center,CNC lathes,Milling,Injection Molding Machine,Extruder,Moulding press

US $0.1-100
/ Piece
|
10 Pieces

(Min. Order)

###

Color: Natural, White, Black, Green, Blue, and So on
Density: 1.2
Transport Package: Packing in Plastic Bags, Cartons, Wooden Ca
Specification: Customized
Origin: Guangzhou, China

###

Samples:
US$ 50/Piece
1 Piece(Min.Order)

|
Request Sample

###

Customization:

###

Property Item No. Unit MC Nylon (Natural) Oil Nylon+Carbon     (Black) Oil Nylon (Green) MC901 (Blue) MC Nylon+MSO2 (Light black)
Mechanical Properties 1 Density g/cm3 1.15 1.15 1.135    1.15 1.16
2          Water absorption (23ºC in air) % 1.8-2.0     1.8-2.0 2 2.3 2.4
3 Tensile strength MPa 89 75.3     70     81       78
4 Tensile strain at break % 29 22.7 25 35       25
5 Compressive stress(at 2%nominal strain) MPa 51 51 43 47 49
6 Charpy impact strength (unnotched) KJ/m2 No break No break ≥50 No BK No break
7 Charpy impact strength (notched) KJ/m2 ≥5.7 ≥6.4 4 3.5 3.5
8 Tensile modulus of elasticity MPa 3190 3130 3000 3200 3300
9 Ball indentation hardness N/mm2 164 150 145 160 160
  10 Rockwell hardness M88 M87 M82 M85 M84
US $0.1-100
/ Piece
|
10 Pieces

(Min. Order)

###

Color: Natural, White, Black, Green, Blue, and So on
Density: 1.2
Transport Package: Packing in Plastic Bags, Cartons, Wooden Ca
Specification: Customized
Origin: Guangzhou, China

###

Samples:
US$ 50/Piece
1 Piece(Min.Order)

|
Request Sample

###

Customization:

###

Property Item No. Unit MC Nylon (Natural) Oil Nylon+Carbon     (Black) Oil Nylon (Green) MC901 (Blue) MC Nylon+MSO2 (Light black)
Mechanical Properties 1 Density g/cm3 1.15 1.15 1.135    1.15 1.16
2          Water absorption (23ºC in air) % 1.8-2.0     1.8-2.0 2 2.3 2.4
3 Tensile strength MPa 89 75.3     70     81       78
4 Tensile strain at break % 29 22.7 25 35       25
5 Compressive stress(at 2%nominal strain) MPa 51 51 43 47 49
6 Charpy impact strength (unnotched) KJ/m2 No break No break ≥50 No BK No break
7 Charpy impact strength (notched) KJ/m2 ≥5.7 ≥6.4 4 3.5 3.5
8 Tensile modulus of elasticity MPa 3190 3130 3000 3200 3300
9 Ball indentation hardness N/mm2 164 150 145 160 160
  10 Rockwell hardness M88 M87 M82 M85 M84

The Difference Between Planetary Gears and Spur Gears

A spur gear is a type of mechanical drive that turns an external shaft. The angular velocity is proportional to the rpm and can be easily calculated from the gear ratio. However, to properly calculate angular velocity, it is necessary to know the number of teeth. Fortunately, there are several different types of spur gears. Here’s an overview of their main features. This article also discusses planetary gears, which are smaller, more robust, and more power-dense.
Planetary gears are a type of spur gear

One of the most significant differences between planetary gears and spurgears is the way that the two share the load. Planetary gears are much more efficient than spurgears, enabling high torque transfer in a small space. This is because planetary gears have multiple teeth instead of just one. They are also suitable for intermittent and constant operation. This article will cover some of the main benefits of planetary gears and their differences from spurgears.
While spur gears are more simple than planetary gears, they do have some key differences. In addition to being more basic, they do not require any special cuts or angles. Moreover, the tooth shape of spur gears is much more complex than those of planetary gears. The design determines where the teeth make contact and how much power is available. However, a planetary gear system will be more efficient if the teeth are lubricated internally.
In a planetary gear, there are three shafts: a sun gear, a planet carrier, and an external ring gear. A planetary gear is designed to allow the motion of one shaft to be arrested, while the other two work simultaneously. In addition to two-shaft operation, planetary gears can also be used in three-shaft operations, which are called temporary three-shaft operations. Temporary three-shaft operations are possible through frictional coupling.
Among the many benefits of planetary gears is their adaptability. As the load is shared between several planet gears, it is easier to switch gear ratios, so you do not need to purchase a new gearbox for every new application. Another major benefit of planetary gears is that they are highly resistant to high shock loads and demanding conditions. This means that they are used in many industries.
Gear

They are more robust

An epicyclic gear train is a type of transmission that uses concentric axes for input and output. This type of transmission is often used in vehicles with automatic transmissions, such as a Lamborghini Gallardo. It is also used in hybrid cars. These types of transmissions are also more robust than conventional planetary gears. However, they require more assembly time than a conventional parallel shaft gear.
An epicyclic gearing system has three basic components: an input, an output, and a carrier. The number of teeth in each gear determines the ratio of input rotation to output rotation. In some cases, an epicyclic gear system can be made with two planets. A third planet, known as the carrier, meshes with the second planet and the sun gear to provide reversibility. A ring gear is made of several components, and a planetary gear may contain many gears.
An epicyclic gear train can be built so that the planet gear rolls inside the pitch circle of an outer fixed gear ring, or “annular gear.” In such a case, the curve of the planet’s pitch circle is called a hypocycloid. When epicycle gear trains are used in combination with a sun gear, the planetary gear train is made up of both types. The sun gear is usually fixed, while the ring gear is driven.
Planetary gearing, also known as epicyclic gear, is more durable than other types of transmissions. Because planets are evenly distributed around the sun, they have an even distribution of gears. Because they are more robust, they can handle higher torques, reductions, and overhung loads. They are also more energy-dense and robust. In addition, planetary gearing is often able to be converted to various ratios.
Gear

They are more power dense

The planet gear and ring gear of a compound planetary transmission are epicyclic stages. One part of the planet gear meshes with the sun gear, while the other part of the gear drives the ring gear. Coast tooth flanks are used only when the gear drive works in reversed load direction. Asymmetry factor optimization equalizes the contact stress safety factors of a planetary gear. The permissible contact stress, sHPd, and the maximum operating contact stress (sHPc) are equalized by asymmetry factor optimization.
In addition, epicyclic gears are generally smaller and require fewer space than helical ones. They are commonly used as differential gears in speed frames and in looms, where they act as a Roper positive let off. They differ in the amount of overdrive and undergearing ratio they possess. The overdrive ratio varies from fifteen percent to forty percent. In contrast, the undergearing ratio ranges from 0.87:1 to 69%.
The TV7-117S turboprop engine gearbox is the first known application of epicyclic gears with asymmetric teeth. This gearbox was developed by the CZPT Corporation for the Ilyushin Il-114 turboprop plane. The TV7-117S’s gearbox arrangement consists of a first planetary-differential stage with three planet gears and a second solar-type coaxial stage with five planet gears. This arrangement gives epicyclic gears the highest power density.
Planetary gearing is more robust and power-dense than other types of gearing. They can withstand higher torques, reductions, and overhung loads. Their unique self-aligning properties also make them highly versatile in rugged applications. It is also more compact and lightweight. In addition to this, epicyclic gears are easier to manufacture than planetary gears. And as a bonus, they are much less expensive.

They are smaller

Epicyclic gears are small mechanical devices that have a central “sun” gear and one or more outer intermediate gears. These gears are held in a carrier or ring gear and have multiple mesh considerations. The system can be sized and speeded by dividing the required ratio by the number of teeth per gear. This process is known as gearing and is used in many types of gearing systems.
Planetary gears are also known as epicyclic gearing. They have input and output shafts that are coaxially arranged. Each planet contains a gear wheel that meshes with the sun gear. These gears are small and easy to manufacture. Another advantage of epicyclic gears is their robust design. They are easily converted into different ratios. They are also highly efficient. In addition, planetary gear trains can be designed to operate in multiple directions.
Another advantage of epicyclic gearing is their reduced size. They are often used for small-scale applications. The lower cost is associated with the reduced manufacturing time. Epicyclic gears should not be made on N/C milling machines. The epicyclic carrier should be cast and tooled on a single-purpose machine, which has several cutters cutting through material. The epicyclic carrier is smaller than the epicyclic gear.
Epicyclic gearing systems consist of three basic components: an input, an output, and a stationary component. The number of teeth in each gear determines the ratio of input rotation to output rotation. Typically, these gear sets are made of three separate pieces: the input gear, the output gear, and the stationary component. Depending on the size of the input and output gear, the ratio between the two components is greater than half.
Gear

They have higher gear ratios

The differences between epicyclic gears and regular, non-epicyclic gears are significant for many different applications. In particular, epicyclic gears have higher gear ratios. The reason behind this is that epicyclic gears require multiple mesh considerations. The epicyclic gears are designed to calculate the number of load application cycles per unit time. The sun gear, for example, is +1300 RPM. The planet gear, on the other hand, is +1700 RPM. The ring gear is also +1400 RPM, as determined by the number of teeth in each gear.
Torque is the twisting force of a gear, and the bigger the gear, the higher the torque. However, since the torque is also proportional to the size of the gear, bigger radii result in lower torque. In addition, smaller radii do not move cars faster, so the higher gear ratios do not move at highway speeds. The tradeoff between speed and torque is the gear ratio.
Planetary gears use multiple mechanisms to increase the gear ratio. Those using epicyclic gears have multiple gear sets, including a sun, a ring, and two planets. Moreover, the planetary gears are based on helical, bevel, and spur gears. In general, the higher gear ratios of epicyclic gears are superior to those of planetary gears.
Another example of planetary gears is the compound planet. This gear design has two different-sized gears on either end of a common casting. The large end engages the sun while the smaller end engages the annulus. The compound planets are sometimes necessary to achieve smaller steps in gear ratio. As with any gear, the correct alignment of planet pins is essential for proper operation. If the planets are not aligned properly, it may result in rough running or premature breakdown.

 with high quality  with high quality
editor by czh 2023-02-03