PTFE Stem Bushing for Industrial and Marine Valves

PTFE Stem Bushing for Industrial and Marine Valves

PB3 is the substitute of and parallels in performance with abroad iglidur G . With PB3, we offer a wide range of wear resistant and universal materials. Medium speed applications with medium to medium loads are recommended. Even at temperatures up to 180°C, PB3 is dimensionally stable and wear-resistant and offers very low moisture absorption. This makes PB3 suitable for a variety of different applications and is therefore an all-rounder with good running performance.
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Product Details

We will constantly satisfy our respected customers with our good excellent, superior value and superior assistance due to we're additional experienced and far more hard-working and do it in cost-effective way for Guide Self Lubricating Wear Plates, SAE 783 Bimetallic Bushing, Bronze Bushing With Graphite Indented. Our company is strict and self-discipline. Our demand for truth-seeking stems from our own respect for ourselves and strict self-discipline. Desire to collect requests of your stuff and produce the long-term co-operation partnership.

1.Product Feature

PB3 is the substitute of and parallels in performance with abroad iglidur G . With PB3, we offer a wide range of wear resistant and universal materials. Medium speed applications with medium to medium loads are recommended. Even at temperatures up to 180°C, PB3 is dimensionally stable and wear-resistant and offers very low moisture absorption. This makes PB3 suitable for a variety of different applications and is therefore an all-rounder with good running performance.

More than 113 dimensions, others at short notice upon request

Two times longer service life at high loads

Up to 4 times lower wear at low loads

Long-term service temperature up to +180°C

Press fit up to +120°C (iglidur® G: up to +80°C)

Moisture absorption reduced by 50%

 

2.Product Technical Data:

PB Standard Material Technical Data

 Material Properties

Testing Method

Unit

    PB3

      PB5

   PB3M

    PB7

 Density

   IS01183

       g/cm3

1.46

1.44

1.15

1.25

Color

 

 

 Dark Grey

Black

Dark Grey

Cream

Dynamic friction /steel(dry)

 

 

0.08-0.18

0.09-0.25

0.09-0.30

0.09-0.20

 Max. PV (dry) 

 

N/mm2×m/s

0.5

1.5

0.2

0.5

 Max. rotating velocity

 

m/s

1.0

1.5

0.8

1.0

Max. oscillating velocity

 

m/s

0.7

1.1

0.6

0.7

 Max. linear velocity

 

m/s

4.0

5.0

2.5

4.0

 Tensile strength

 IS0527

MPa

200

170

110

120

Compressive  strength(Axial)

 

MPa

80

100

50

60

E-module

IS0527

MPa

7700

7900

2500

3500

 Max. static pressure of the surface, 20℃

 

MPa

80

150

20

60

Shore hardness

IS0 868

D

81

85

79

77

Continuous work temperature

 

-40/+130

-100/+250

-40/+80

-40/+100

Short-time work temperature

 

-40/+220

-100/+315

-40/+170

-40/+180

Thermal conductivity

ASTME1461

W / m×k

0.25

0.6

0.25

0.2

 Linear coef. of thermal expansion

ASTMD696

K-1×10-5

9

5

10

9

RH50/23℃

Moisture absorption RH50/23℃

ASTMD570

%

0.7

0.1

1.4

1.3

Max. water absorption, 23℃

 

%

4.0

0.5

7.6

6.5

 Flammability

UL94

 

HB

V0

HB

HB

 Volume resistivity

IEC60093

      。cm

>1013

>108

>1012

>1012

Surface resistivity

IEC60093

>1011

>107

>1011

>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 have now probably the most innovative production equipment, experienced and qualified engineers and workers, regarded high quality control systems and also a friendly expert income team pre/after-sales support for PTFE Stem Bushing for Industrial and Marine Valves. We will strengthen the coverage and management of different sales areas. If you have any requests, pls email Us with your detailed demands, we will give you the most wholesale Competitive Price with the Super Quality and the Unbeatable First-class Service!

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