Letu Automotive is an IATF 16949:2016 certified manufacturer of high quality square rubber extrusions, rectangle rubber extrusions, rectangular extruded rubber profiles, square solid rubber strips and cords, rubber rectangles and squares, square / rectangular profile sections, EPDM rubber extrusions, NBR rubber extrusions, silicone square section extrusions, square and rectangular rubber shapes for OEMs from Hebei, China.
We can manufacture custom extruded rubber profiles, square and rectangle rubber extrusions in a variety of sizes and lengths with a rubber compound specifically designed to meet your requirements. EPDM, Nitrile and Silicone compounds are available. We support prototype extrusions as well as high volume production.
| Material | Temperature Range | Resistance | |
| NBR | -30°C to +90°C | Hydraulic oils Mineral oils Vegetable and animal oils Hydraulic fluids Petroleum derivatives Lubricants |
Hydraulics Fluids (HFA, HFC) Propane, butane (Aliphatic compound) Diluted acids and alcali |
| EPDM | -40°C to +150°C | Alcohol resistant Atmospheric factors Esters Hot water and water Ketones Hydrochloric acid (inorganic acids) Formic acid, acetic acid (short-chain organic acids |
Ozone Steam Glycol based brake fluids UV radiation Stretching Aging in weather conditions Alcali |
| SILICONE | -50°C to +230°C | hydrophobicity Electrical insulator Ozone |
UV radiation Water solutions High temperatures |
Sizes of Square and Rectangle Rubber Extrusions, Profiles
| Height x Width(mm) | Height x Width(mm) | Height x Width(mm) | Height x Width(mm) |
| 2×8 | 5×12 | 8×25 | 12×40 |
| 2×10 | 5×15 | 8×30 | 15×15 |
| 2×15 | 5×20 | 8×40 | 15×20 |
| 2×20 | 5×25 | 8×50 | 15×25 |
| 2×25 | 5×30 | 9×9 | 15×30 |
| 2×50 | 5×40 | 9×15 | 15×35 |
| 3×5 | 5×50 | 9×20 | 15×40 |
| 3×10 | 5×60 | 9×25 | 15×45 |
| 3×15 | 6×6 | 9×30 | 15×50 |
| 3×18 | 6×10 | 9×35 | 16×16 |
| 3×20 | 6×12 | 10×10 | 16×25 |
| 3×30 | 6×15 | 10×12 | 16×30 |
| 3×40 | 6×20 | 10×15 | 16×40 |
| 3×50 | 6×25 | 10×20 | 18×18 |
| 4×6 | 6×30 | 10×25 | 18×25 |
| 4×6 | 6×35 | 10×30 | 18×30 |
| 4×8 | 6×40 | 10×35 | 20×20 |
| 4×10 | 6×50 | 10×40 | 20×25 |
| 4×12 | 7×7 | 10×50 | 20×30 |
| 4×15 | 7×10 | 10×60 | 20×40 |
| 4×20 | 7×15 | 11×11 | 30×30 |
| 4×25 | 7×20 | 11×20 | 30×40 |
| 4×30 | 8×8 | 12×12 | 30×50 |
| 4×40 | 8×10 | 12×15 | 40×40 |
| 4×50 | 8×12 | 12×20 | 40×50 |
| 5×5 | 8×15 | 12×25 | 50×50 |
| 5×10 | 8×20 | 12×30 |
