ChangZhou Sunrex Machine Co., Ltd
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Place of Origin: | Guangdong, China (Mainland) |
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Split Wrapped Bearing , Self Lubricating Bushing SF-1B 1520 for Cement Grouting Pumps
Description:
SF-1B bronze bushing is made of bronze base, sinter with bronze powder and PTFE layer with filling material of anti-high temperature. It has high safety factor, and is particularly appropriate for high temperature environment where no oil is efficient and where the machine must be under successive long period working condition.
Structure:
1. PTFE with Pb 0.01~0.03mm
2. Porous bronze 0.2~0.3mm
3. Bronze backing 0.7~2.3mm
Technical:
Load capacity:140N/mm2 Temperature:-195~+3o0°C
Speed limit: 5m/s Friction coef(u):0.03~0.18
PV LIMIT(Dry): 4.3N/mm2 .m/s PV LIMIT(OIL):50N/mm2 .m/s
CHEMICAL CHARACTERISTIC:
TYPE | In Air | In Vacuum | In water | In Vapor | Weak Acid | middle Acid | Strong Acid | In Alkali |
SF 1B | OK | OK | OK | OK | MEDIUM | NO | NO | OK |
Application
SF-1B is widely used in steel metallurgy industry such as bushes for roller grooves of successive casting machines, cement grouting pumps and screw conveyors for cement. It can also be composed in steel housing or fabricated into Flanged bushes which can move both in radial and in axial directions.
Quality Control:
MMD-10 Friction&Wear Test:
Type
|
Time | Test Condition | Friction coef(u) | TEMP. | Wear | ||
Lubricate | Speed | Drang | (°C) | (mm) | |||
SF 1B | 3hr | Dry | 0.4m/s | 3.5N/mm2 | 0.151 | 83 | 0,014 |
SF 1B | 3hr | Oil | 0.4m/s | 3.5N/mm2 | 0.058 | 55 | 0,012 |
Packaging & Delivery
1.Inner Packing: Bubble Bag, Plastic Bag, Anti-rust Paper;
2.Outer Packing: Carton / Wooden Case;
3.According to customers' requirement
Picture show:
What we do:
Specialize in providing self lubricating material self lubricating solution.
Why Choose us?