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igus® inc.
iglide® M250 bushing: split version
Easy installation
Compensates for heat expansion
Suitable for ambient temperatures with high humidity levels
Lightweight
Very economical
Inch and metric sizes available from stock
| General features | Unit | iglide® M250 | Test method |
| Density | oz/cm³ | 0.040 | |
| Color | Charcoal | ||
| Max. humidity absorption at 73° F/50% R. H. | Wt.-% | 1.4 | DIN 53495 |
| Max. water absorption | Wt.-% | 7.6 | |
| Coefficient of surface friction, dynamic, against steel | µ | 0.1 - 0.3 | |
| p x v value, max. (dry) | psi x fpm | 3,400 | |
Mechanical properties | |||
| Modulus of elasticity | psi | 391,500 | DIN 53457 |
| Tensile strength at 68 °F | psi | 16,240 | DIN 53452 |
| Compressive strength | psi |
7,540 | |
| Permissible static surface pressure (68°F) | psi | 2,901 | |
| Shore D hardness | 79 | DIN 53505 | |
Physical and thermal properties | |||
| Max. long-term application temperature | °F | 176 | |
| Max. short-term application temperature | °F | 338 | |
| Min. application temperature | °F | -40 | |
| Thermal conductivity | [W/m x K] | 0.24 | ASTM C 177 |
| Coefficient of thermal expansion (at 73°F) | [K-1 x 10-5 ] | 10 | DIN 53752 |
Electrical properties | |||
| Specific volume resistance | Ωcm | > 1013 | DIN IEC 93 |
| Surface resistance | Ω | > 1011 | DIN 53482 |
b1 [inch]: |
|
| Part no. | d1 | d1* | d2** | d3 | d3 | b1 | b1 | b2 | b2 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Tolerance | Tolerance | Tolerance | Tolerance | ||||||||
| MYI-03-03 | 3/16 | +0,03 | 0.2339 | 19/61 | +/- 0,40 | 3/16 | -0.016 | 0.0252 | -0.13 | 0.61 USD | |
| MYI-04-04 | 1/4 | +0,03 | 0.2965 | 13/32 | +/- 0,40 | 1/4 | -0.016 | 0.0252 | -0.13 | 0.63 USD | |
| MYI-05-05 | 5/16 | +0,03 | 0.3744 | 1/2 | +/- 0,40 | 5/16 | -0.017 | 0.0299 | -0.13 | 0.69 USD | |
| MYI-06-06 | 3/8 | +0,03 | 0.4370 | 19/32 | +/- 0,40 | 3/8 | -0.017 | 0.0299 | -0.13 | 0.77 USD | |
| MYI-07-07 | 7/16 | +0,03 | 0.4996 | 21/32 | +/- 0,40 | 7/16 | -0.017 | 0.0299 | -0.13 | 0.74 USD | |
| MYI-08-06 | 1/2 | +0,03 | 0.5618 | 3/4 | +/- 0,40 | 3/8 | -0.018 | 0.0299 | -0.13 | 1.09 USD | |
| MYI-08-08 | 1/2 | +0,03 | 0.5618 | 3/4 | +/- 0,40 | 1/2 | -0.018 | 0.0299 | -0.13 | 0.82 USD | |
| MYI-10-07 | 5/8 | +0,03 | 0.6870 | 15/16 | +/- 0,40 | 7/16 | -0.018 | 0.0299 | -0.13 | 0.77 USD | |
| MYI-10-10 | 5/8 | +0,03 | 0.6870 | 15/16 | +/- 0,40 | 5/8 | -0.018 | 0.0299 | -0.13 | 0.82 USD | |
| MYI-10-14 | 5/8 | +0,03 | 0.6870 | 15/16 | +/- 0,40 | 7/8 | -0.018 | 0.76 | -0.13 | 1.31 USD | |
| MYI-10-18 | 5/8 | +0,03 | 0.6870 | 15/16 | +/- 0,40 | 1 1/8 | -0.018 | 0.0299 | -0.13 | 1.31 USD | |
| MYI-12-12 | 3/4 | +0,03 | 0.8118 | 1 1/8 | +/- 0,40 | 0.75 | -0.019 | 0.0299 | -0.13 | 0.97 USD | |
| MYI-12-18 | 3/4 | +0,03 | 0.8118 | 1 1/8 | +/- 0,40 | 1 1/8 | -0.019 | 0.0299 | -0.13 | 1.35 USD | |
| MYI-14-7.5 | 7/8 | +0,03 | 0.9370 | 1 5/16 | +/- 0,40 | 15/32 | -0.019 | 0.0299 | -0.13 | 1.04 USD | |
| MYI-14-14 | 7/8 | +0,03 | 0.9370 | 1 5/16 | +/- 0,40 | 0.875 | -0.019 | 0.0299 | -0.13 | 1.06 USD | |
| MYI-16-10 | 1 | +0,03 | 1.0933 | 1 1/2 | +/- 0,40 | 0.875 | -0.020 | 0.0449 | -0.13 | 2.24 USD | |
| MYI-16-14 | 1 | +0,03 | 1.0933 | 1 1/2 | +/- 0,40 | 7/8 | -0.020 | 0.0449 | -0.13 | 1.41 USD | |
| MYI-16-16 | 1 | +0,03 | 1.0933 | 1 | +/- 0,40 | 1 | -0.020 | 0.0449 | -0.13 | 2.74 USD |
*d1 is checked with gage, joinable/not joinable after the insertion in test housing with d2 (+0.005).
** Recommended tolerance of the housing bore: h9
d1 [mm]: |
|
| Part no. | d1 | d1* | d2** | d3 | d3 | b1 | b1 | b2 | b2 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Tolerance | Tolerance | Tolerance | Tolerance | ||||||||
| MYM-04-04 | 4 | +0,025/+0,075 | 5.2 | 7,0 | +/- 0,40 | -0.40 | 0.6 | -0.13 | 1.11 USD | ||
| MYM-05-05 | 5 | +0,025/+0,075 | 6.2 | 8,0 | +/- 0,40 | -0.40 | 0.6 | -0.13 | 1.11 USD | ||
| MYM-06-06 | 6 | +0,025/+0,075 | 7.2 | 9,5 | +/- 0,40 | -0.40 | 0.6 | -0.13 | 1.22 USD | ||
| MYM-08-08 | 8 | +0,025/+0,075 | 9.6 | 12,0 | +/- 0,40 | -0.40 | 0.8 | -0.13 | 1.33 USD | ||
| MYM-10-10 | 10 | +0,025/+0,075 | 11.6 | 15,0 | +/- 0,40 | -0.40 | 0.8 | -0.13 | 1.44 USD | ||
| MYM-12-06 | 12 | +0,025/+0,075 | 13.6 | 18,0 | +/- 0,40 | 6 | -0.40 | 0.8 | -0.13 | 1.35 USD | |
| MYM-12-12 | 12 | +0,025/+0,075 | 13.6 | 18,0 | +/- 0,40 | -0.40 | 0.8 | -0.13 | 1.55 USD | ||
| MYM-14-14 | 14 | +0,025/+0,075 | 15.6 | 21,0 | +/- 0,40 | -0.40 | 0.8 | -0.13 | 1.77 USD | ||
| MYM-16-16 | 16 | +0,025/+0,075 | 17.6 | 24,0 | +/- 0,40 | -0.40 | 0.8 | -0.13 | 2.21 USD | ||
| MYM-20-16 | 20 | +0,025/+0,075 | 21.6 | 30,0 | +/- 0,40 | -0.40 | 0.8 | -0.13 | 2.47 USD | ||
| MYM-20-20 | 20 | +0,025/+0,075 | 21.6 | 30,0 | +/- 0,40 | -0.40 | 0.8 | -0.13 | 2.54 USD | ||
| MYM-25-25 | 25 | +0,025/+0,075 | 27.4 | 37,5 | +/- 0,40 | -0.40 | 1.2 | -0.13 | 3.21 USD |
*d1 is checked with gage, joinable/not joinable after the insertion in test housing with d2 (+0.005).
** Recommended tolerance of the housing bore: h9
