For outside diameters, inside diameters, wall, width, Height, and general cross-sectional dimensions of extrusions.
Tolerance levels typically impact cost due to increased processing and higher reject rates.
Rubber Extrusion Tolerances (Millimeters)
Cross Section | Commercial Grade Extrusion CS Tolerances RMA-E3 (Standard) | Precision Grade Extrusion CS Tolerances RMA-E2 | High Precision Grade Extrusion CS Tolerances RMA-E1 |
|---|---|---|---|
| 0.00 to 1.49 | +/- 0.40 | +/- 0.25 | +/- 0.15 |
| 1.50 to 2.49 | +/- 0.50 | +/- 0.35 | +/- 0.20 |
| 2.50 to 3.99 | +/- 0.70 | +/- 0.40 | +/- 0.25 |
| 4.00 to 6.29 | +/- 0.80 | +/- 0.50 | +/- 0.35 |
| 6.30 to 9.99 | +/- 1.00 | +/- 0.70 | +/- 0.40 |
| 10.00 to 15.99 | +/- 1.30 | +/- 0.80 | +/- 0.50 |
| 16.00 to 24.99 | +/- 1.60 | +/- 1.00 | +/- 0.70 |
| 25.00 to 39.99 | +/- 2.00 | +/- 1.30 | +/- 0.80 |
| 40.00 to 62.99 | +/- 2.50 | +/- 1.60 | +/- 1.00 |
| 63.00 to 100 | +/- 3.20 | +/- 2.00 | +/- 1.30 |
Rubber Extrusion Tolerances (Inches)
Cross Section | Commercial Grade Extrusion CS Tolerances RMA-E3 (Standard) | Precision Grade Extrusion CS Tolerances RMA-E2 | High Precision Grade Extrusion CS Tolerances RMA-E1 |
|---|---|---|---|
| 0.000 to 0.059 | +/- 0.015 | +/- 0.010 | +/- 0.006 |
| 0.060 to 0.099 | +/- 0.020 | +/- 0.014 | +/- 0.008 |
| 0.010 to 0.159 | +/- 0.027 | +/- 0.016 | +/- 0.010 |
| 0.160 to 0.249 | +/- 0.031 | +/- 0.020 | +/- 0.014 |
| 0.250 to 0.389 | +/- 0.039 | +/- 0.027 | +/- 0.016 |
| 0.390 to 0.629 | +/- 0.051 | +/- 0.031 | +/- 0.020 |
| 0.630 to 0.979 | +/- 0.063 | +/- 0.039 | +/- 0.027 |
| 0.980 to 1.569 | +/- 0.079 | +/- 0.051 | +/- 0.031 |
| 1.570 to 2.479 | +/- 0.098 | +/- 0.063 | +/- 0.039 |
| 2.480 to 3.940 | +/- 0.126 | +/- 0.079 | +/- 0.051 |
Note: Tolerance levels typically impact cost due to increased processing and higher reject rates.
Cut Length (Un-Spliced) Rubber Extrusion Tolerances (Millimeters)
Cut Length | Commercial Grade Extrusion Cut Length Tolerances RMA-E3 (Standard) | Precision Grade Extrusion Cut Length Tolerances RMA-E2 | High Precision Grade Extrusion Cut Length Tolerances RMA-E1 |
|---|---|---|---|
| 0.00 to 1.56 | +/- 0.06 | +/- 0.04 | +/- 0.03 |
| 1.57 to 2.47 | +/- 0.08 | +/- 0.05 | +/- 0.03 |
| 2.48 to 3.93 | +/- 0.10 | +/- 0.06 | +/- 0.04 |
| 3.94 to 6.29 | +/- 0.13 | +/- 0.08 | +/- 0.05 |
| 6.30 to 9.83 | +/- 0.16 | +/- 0.10 | +/- 0.06 |
| 9.84 to 15.74 | +/- 0.20 | +/- 0.13 | +/- 0.08 |
| 15.75 to 24.79 | +/- 0.25 | +/- 0.16 | +/- 0.10 |
| 24.75 to 39.36 | +/- 0.39 | +/- 0.20 | +/- 0.13 |
| 39.37 to 62.98 | +/- 0.49 | +/- 0.25 | +/- 0.16 |
| 62.99 to 98.42 | +/- 0.63 | +/- 0.39 | +/- 0.20 |
| 98.43 to 157.47 | +/- 0.79 | +/- 0.49 | +/- 0.25 |
| 157.48+ | +/- 0.16% | +/- 0.32% | +/- 0.50% |
Cut Length (Un-Spliced) Rubber Extrusion Tolerances (Inches)
Cut Length | Commercial Grade Extrusion Cut Length Tolerances RMA-E3 (Standard) | Precision Grade Extrusion Cut Length Tolerances RMA-E2 | High Precision Grade Extrusion Cut Length Tolerances RMA-E1 |
|---|---|---|---|
| 0 to 39 | +/- 1.6 | +/- 1.0 | +/- 0.7 |
| 40 to 62 | +/- 2.0 | +/- 1.3 | +/- 0.8 |
| 63.0 to 99 | +/- 2.5 | +/- 1.6 | +/- 1.0 |
| 100 to 159 | +/- 3.2 | +/- 2.0 | +/- 1.3 |
| 160 to 249 | +/- 4.0 | +/- 2.5 | +/- 1.6 |
| 250 to 399 | +/- 5.0 | +/- 3.2 | +/- 2.0 |
| 400 to 629 | +/- 6.3 | +/- 4.0 | +/- 2.5 |
| 630 to 999 | +/- 10.0 | +/- 5.0 | +/- 3.2 |
| 1000 to 1599 | +/- 12.5 | +/- 6.3 | +/- 4.0 |
| 1600 to 2499 | +/- 16.0 | +/- 10.0 | +/- 5.0 |
| 2500 to 3999 | +/- 20.0 | +/- 12.5 | +/- 6.3 |
| 4000+ | +/- 0.16% | +/- 0.32% | +/- 0.50% |
Marco Rubber & Plastics is an industry leader in custom sealing solutions that go beyond the limits of catalog commodities. Since 1980, our solutions have delivered reliable, long-lasting success for customers worldwide. We offer the largest inventory of specialty and standard sealing solutions backed by best-in-class technology, service and support.
