High Wear Resistance Nylon Gear Rack

High Wear Resistance Nylon Gear Rack

PB7 is the substitute of and parallels in performance with abroad iglidur W300 . The most common plastic bearing material. It is suitablefor the applications with working temperature not higher than 80℃.Itis the prefereable material with good wear resistanceand economic efficient for a new designation.
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Product Details

We are insisting on using integrated industry chain optimization to enhance core competitiveness so that we can continuously improve the quality of Low Frication Bushing, Stainless Steel Corrosion Preventive Bearing, Sintered Bronze Bearings. We have been looking for long-term business partnerships, and ensure our suppliers that they will undoubtedly benefit in both short and long run. We have been adhering to the business philosophy of 'Quality, Sincerity, and Innovation' to continuously enhance market competitiveness and serve business partners loyally.

1.Product Feature

PB7 is the substitute of and parallels in performance with abroad iglidur W300 . The most common plastic bearing material. It is suitablefor the applications with working temperature not higher than 80℃.Itis the prefereable material with good wear resistanceand economic efficient for a new designation.
· Continuous working temperature :-40 ℃~ 80 ℃,
· Very common, suitable for most of average and low load
· Maintenance-free dry operation,
· Light wear against different shaft materials,
· Low friction.


2.Product Technical Data:

PB Standard Material Technical Data

Material Properties

Testing Method

Unit

PB3

PB5

PB3M

PB7

PB13

Density

IS01183

g/cm3

1.46

1.44

1.15

1.25

1.48

 Color

 

 

Dark        Grey

Black

Dark        Grey

Cream

Yellow

Dynamic friction /steel(dry)

 

 

0.08-0.18

0.09-0.25

0.09-0.30

0.09-0.20

0.05-0.15

Max. PV (dry) 

 

N/mm2×m/s

0.5

1.5

0.2

0.5

0.4

Max. rotating velocity

 

m/s

1.0

1.5

0.8

1.0

1.5

Max. oscillating velocity

 

m/s

0.7

1.1

0.6

0.7

1.1

Max. linear velocity

 

m/s

4.0

5.0

2.5

4.0

8.0

Tensile strength

IS0527

MPa

200

170

110

120

75

 Compressive  strength(Axial)

 

MPa

80

100

50

60

60

E-module

IS0527

MPa

7700

7900

2500

3500

2400

Max. static pressure of the surface, 20℃

 

MPa

80

150

20

60

35

Shore hardness

IS0 868

D

81

85

79

77

74

Continuous work temperature

 

-40/+130

-100/+250

-40/+80

-40/+100

-50/+90

Short-time work temperature

 

-40/+220

-100/+315

-40/+170

-40/+180

-50/+120

Thermal conductivity

ASTME1461

W / m×k

0.25

0.6

0.25

0.2

0.25

Linear coef. of thermal expansion

ASTMD696

K-1×10-5

9

5

10

9

9

RH50/23℃ Moisture absorption RH50/23℃

ASTMD570

%

0.7

0.1

1.4

1.3

0.2

Max. water absorption, 23℃

 

%

4.0

0.5

7.6

6.5

1.2

Flammability

UL94

 

HB

V0

HB

HB

HB

Volume resistivity

IEC60093

。cm

>1013

>108

>1012

>1012

>1013

Surface resistivity

IEC60093

>1011

>107

>1011

>1012

>1012


Deliver Shipping Term

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Different product packaging methodsHigh-intensity carton packagingPalletized packaging library
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Professional placementAir freightShipping


Certification:

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We persistently pursue perfect quality and use our unremitting efforts to become a trusted partner of High Wear Resistance Nylon Gear Rack for customers! Each of our products has been tested and perfected thousands of times. Our company always adheres to the business philosophy of 'professional products and professional services', regards product quality as the life of the enterprise, and strives to provide reasonable prices and good services for customers.

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