Can do blow-off and fatigue test without any damage Custom Shock absorber Pistons
We can do blow-off test for our samples, following is blow-off requirement
| BORE SIZE | BLOW-OFF PRESSURE | TEMPERATURE | NORMAL FORCE ON PISTON |
| 27 MM | 290 bar | 85 °C | 0,9 – 1,2 KN |
| 30 MM | 90 bar | 85 °C | 4,6 - 5,6 KN |
| 32 MM | 112 bar | 85 °C | 4,6 - 5,6 KN |
| 35 MM | 120 bar | 85 °C | 4,6 - 5,6 KN |
Specifications:
| Physical performance for shock piston | tensile strength | More than 18MPa |
| elongation @ break | More than 160% |
| shore hardness (bands) | 57 - 61 |
| density | 2.06 – 2.19 g/cm3 |
| wear | Less than 50mg |
| friction coefficient | Less than 0.2 |
| hardness (sinter piston) | HRB60-80 |
| Technical requirements for sinter piston | Raw material F50 - U3 - 66 or FC - 0208 |
| Steam treatment |
| OD tested by digital air gauge |
Description:
PTFE bands Powder metal piston 27mm shock absorber Suspension Piston for shock absorber
No foreign material or burr for PTFE disc
Product Name:Powder Metal Part - Piston for Shock Absorber
Raw Materials:Fe-C-Cu for sinter piston / PTFE + carbon for PTFE disc
D32XD8X15
Four square holes design
100% test of pistons’ appearance
No sinter powder on the pistons
Processing for sinter piston and PTFE banding
Manufacturability
1. Auto Mechanical Press: 50T, 100T, 140T
2. Hydraulic Press: 100T, 315T, 600T, 800T
3. Six sinter furnaces, including one harden Sinter Furnace
4. Heat treatment: Carbonitriding quenching and high frequency quenching
5. Ultrasonic clearing and auto burring
6. In-house tooling making: EDM, wire cutting machine
7. Strength in machining: Machine center, CNC milling, CNC lathe, Two end lapper etc.
Measuring devices
1. Carbon selfur determinator
2. Metallurgic microscope
3. Hydraulic universal material tester
4. Hardness testers
5. Pneumatic measuring instrument
6. Measuring projector
7. Gear testing instrument
8. Electrical profile meter
9. CMM
Applications:
Car or motorbike shock absorbers
Competitive Advantage:
Unique material for shock piston bands
Pistons are produced by automatic banding machine can assure the consistency of the size
Complete testing equipment
Picture show:
Product Tags:
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Custom Shock Absorber Components Pistons 31.98 mm Outer Diameter 260 ℃ Working Temp Images
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