ZHEJIANG TOP BEARINGS CO., LTD.
                                                                                                           
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Lining Sprayed Self Lubricating Bearing Materials Marine Stainless Steel Bush SF-1DU For Valves

Price Negotiable
Price: negotiated
MOQ: negotiated
Delivery Time: negotiated
Brand: TOB PTFE Self-Lubrication Bearings
Product Description

 

Lining-Sprayed Self Lubricating Bushing Marine Stainless Steel Bush SF-1DU for Valves​​

 

Description:

 

SF-1SS bushing is based on stainless steel back and spay-painted PTFE on the surface. It has good performance of anti-acid, anti-alkali, anti-salty liquid and can be widely used in chemical industry such as acid/alkali flow indicator, pumps, valves etc. and also in the sliding position where anti-corrosion is a necessity mostly in marine industry .


 

1. PTFE with fibre 0.01~0.03mm
2. Stainless steel backing 0.7~2.3mm

 

 

Technical:

Load capacity: 100N/mm2 Temperature: -190°C ~+280°C
Speed limit: 2.5m/s Friction coef(µ): 0.03~0.18 PV
limit(dry): 3.0N/mm2 .m/s PV limit(oil): 40N/mm2 .m/s

 

 

SF 1SS CHEMICAL CHARACTERISTIC:

 

Type In Air In Vacuum In water In Vapor Weak Acid middle Acid Strong Acid In Alkali
SF 1SS OK OK OK OK OK NO NO OK

 

Application

 

1. PTFE with oil fiber can protect the shaft, while machine operated.
2. It is of low friction coefficient, good anti-wear.
3. Good running in property.
4. It fits well in motion of circumrotation, sway and to-and-fro.
5. Good anti-corrosion.
6. It can be used in food machine, pharmaceutical machine etc. due to lead-free.
7. It is mainly used in the condition of medium acid and alkali, such as chemical industry, pumps, valves etc.



Quality Control:

 

Friction & Wear Test:

Type Time

Test Condition

 

Friction coef(u) TEMP. Wear
Lubricate Speed Drang (°C) (mm)
SF 1SS 3hr Dry 0.4m/s 3.5N/mm2 0.103 66 0.005
SF 1SS 3hr Oil 0.4m/s 3.5N/mm2 0.066 65 0.005

 


Packing
1. Anti-rust oil + plastic films or bag + carton and pallet

2. Per customer's requirement


Delivery

· For parts in stock: delivery time within 3 days

· For most of the orders: delivery time 10-25 days

· For special parts, big order, or unpopular items: delivery time from 30-60 days

· Please send us the exact part numbers and order quantities in order to get a specific delivery time

 

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company ZHEJIANG TOP BEARINGS CO., LTD.
Location Room 1008, TongLe Business Mansion, JiaXing 314033, ZheJiang, China
Contact Person Leo Wu

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