Rubber Bumpers - Through Hole/ No Hole Type
Brand :
MISUMI
Caution
Product Description
You can specify the Rubber Bumpers with an outer diameter of 6 to 60 mm and an L dimension of 10 to 50 mm in 1 mm increments.
| Through Hole Type | No Hole Type | [ M ]Material | [ H ]Hardness | Color |
| RBXN | RBCXN | Nitrile Rubber (NBR) | Shore A70 | Black |
| RBXC | RBCXC | Chloroprene Rubber (CR) | Shore A65 | Black |
| RBXU | RBCXU | Low Elasticity Rubber (HANENITE®GP-35LE) | Shore A33 | Black |
| RBXS | RBCXS | Silicon Rubber (SI) | Shore A70 | Light Gray |
| RBXA | RBCXA | Silicon Rubber (SI) | Shore A50 | Milky White |
| RBXF | RBCXF | Fluoro Rubber (FPM) | Shore A80 | Black |
[ ! ]The milky white color of silicone rubber shore A 50 is translucent.
Rubber Characteristic Value
[ ! ]Listed values are not guaranteed values but reference values.
*Volume resistivity is tested based on the JIS Standard K6271-1.
*The characteristic values of tensile strength and elongation are tested based on the JIS Standard K6251
| Item | Unit | Nitrile Rubber | Chloroprene Rubber | Low Elasticity Rubber | Silicon Rubber(SI) | Fluororubber | ||||
| （NBR） | （CR） | （HANENITE®） | Standard | （FPM) | ||||||
| Hardness | Shore A | 70 | 50 | 65 | 49 | 33 | 70 | 50 | 80 | 60 |
| Specific Gravity | ー | 2 | 1 | 2 | 1.27 | 1.26 | 1 | 2 | 2 | |
| Tensile Strength* | Mpa | 13 | 4 | 13 | 8.5 | 11.9 | 7 | 9 | 13 | 11 |
| Elongation | ％ | 370 | 400 | 460 | 630 | 790 | 300 | 330 | 330 | 270 |
| Volume Resistivity* | （Ω・cm） | 1010 or Less | 109 or Less | 108 or Less | ー | ー | 1013 or Less | 1014 or Less | 106 or Less | 1011 or Less |
| Maximum Operating Temperature | ℃ | 90 | 90 | 100 | 60 | 60 | 200 | 230 | 230 | |
| Temperature of Continuous Use | ℃ | 80 | 80 | 80 | 30 | 30 | 150 | 210 | 210 | |
| Low Temp. Resistance | ℃ | -10 | -10 | －35 | 18 | 19 | －70 | -10 | -10 | |
*Volume resistivity is tested based on the JIS Standard K6271-1.
*The characteristic values of tensile strength and elongation are tested based on the JIS Standard K6251