M-90-3 YOKOHAMA Sealed Type Rubber Air Spring For Knuckle Type Presses
M-90-3 can fit for many kinds of Knuckle Type Presses Punch.
M-90-3 air spring of the presses is divided into single, double, three, four and five. Punch the air spring mattress made from natural rubber after a series of process of rubber skin, use the making craft of the air spring on the punch than ordinary industrial air spring is much more complex, therefore, the cost will be higher, the price is a natural a lot higher than the other. There are stainless steel rings in the middle, stainless steel ring in the single layer, and a steel ring in the hyperbolic. M-90-3 threecurves contain two steel rings,The M-90-3 three curves contain two steel rings, and the fourth one contains three steel rings, and the fifth one contains four steel rings.
Quick details of MB-90-3 Replaces M-90-3 YOKOHAMA:
Net Weight:0.81 KG
Gross Weight:1.50 KG
Package Size:160mm*160mm*160mm
Compressed height:60mm
Maximum Height:110mm
Full stroke:50 mm
Working medium:water, air
Working pressure:< 0.7Mpa
Burst pressure:> 1.6Mpa
Endurance cycle:> 10"
Temperature:-35℃ ~+60℃
Detailed Parameter Table of M-90:
| GUOMAT NO. | ReMBerence No. | Hight H(mm) | Commonly Maximum Stroke(mm) | The Largest Diameter When Compressed(mm) |
| Design High(mm) | Maximum High(mm) | Minimum Height(mm) |
| MB-90-3 | M-90-3 | 152 | 222 | 87 | ±45 | 160 |
| MB-90-2 | M-90-2 | 98 | 143 | 58 | ±30 | 160 |
| MB-90-1 | M90-1 | 76 | 106 | 46 | ±30 | 125 |
| GUOMAT NO. | Reference No. | Standard Height,Internal Pressure 0.49 M pa When The General Value | Using Maximum Internal Pressure (M pa) | Internal Pressure (M pa) |
| Effective Area (Cm2) | Volume(L) | Load (K n) | Dynamic Spring Parameters (N/Min) | Vibration Frequency (Hz) |
| MB-90-3 | M-90-3 | 79 | 1.4 | 3.9 | 78 | 2.2 | 0.88 | 2.9-3.9 |
| MB-90-2 | M-90-2 | 79 | 0.85 | 3.9 | 118 | 2.7 | 0.88 | 2.9-3.9 |
| MB-90-1 | M90-1 | 63.5 | 0.5 | 3.1 | 103 | 2.9 | 0.88 | 3.9-4.9 |
Description about M-90-3 used in Knuckle Type Presses:
The knuckle type presses, with the elbow joint as the transmission mechanism, the sliding block is moved to the lower part (called the lower dead point), and it is suitable for cold forging. There is also an elbow - type punch that combines connecting rod and elbow.
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