Compagnie de Saint-Gobain SA · EURONEXT:SGO
Compagnie de Saint-Gobain SA — Saint-Gobain — Technical Presentation (March 2021)
8 slides from Compagnie de Saint-Gobain SA's technical presentation, Mar 4, 2021
Slide 1: Saint-Gobain Automotive Polymer Solutions
SAINT-GOBAIN AUTOMOTIVE POLYMER SOLUTIONS
Slide 2: OmniLip High Speed Lip Seal
OmniLipTM HIGH SPEED LIP SEAL Our solution for new requirements of Electric Drive Units
Slide 3: Challenge: New requirements of Electric Drive Unit
Challenge New requirements of Electric Drive Unit Much higher Lifetime bi-directional Low viscosity fluids Wide rotating velocity sealing requirements with aggressive additives temperature range
Slide 4: Development High Speed Lip Seal – Features Overview
Development High Speed Lip Seal – Features Overview Compensation Element Outer Case • Heat and chemical resistant • Precision formed outer case for accurate fit • Provides axial tolerance compensation and performance • Equalizes CTE effects • Choice of materials for CTE matching • Various coatings a
Slide 5: Development Real Life Conditions
Development Real Life Conditions Automotive Higher operating temperatures beyond typical automotive Temperature temperatures in e-axles due to high- Specification RPM frictional heating OmniLip TM * FFKM FKM Polyacrylate (ACM) 150˚ 0˚ 100˚ 50˚ -100˚ 250˚ 350˚ -50˚ 200˚ 300˚ * OmniLipTM offers a broa
Slide 6: Results Testing - Data Sheet
Results Testing - Data Sheet Our durability and wear test results TEST OIL TEMPERATURE, °C SPEED, RPM DIRECTION DURATIONS, H LEAKAGE SEAL LIP WEAR/SHAFT WEAR A Alternated forward and reverse 120 16.000 3150 11 5 3 PASSED PASSED 120 10.500 1000 PASSED PASSED B Performed AFTER Test A using same seals
Slide 7: Solution OmniLip High Speed Lip Seal: Reliability at high speeds
Solution OmniLipTM HIGH SPEED LIP SEAL Reliability at high speeds Electric Drive Unit applications work at increasingly high rotational speeds of >30 m/s and very high friction induced heat is created on top of the normal application temperatures. Due to excellent temperature resistance of Rulon® co
Slide 8: Results Testing - Data Sheet
Results Testing - Data Sheet Test results DIRECTION OF OIL TEMPERATURE OF TESTTIME INPUT RPM RESULT ROTATION TEST PER CYCLE 1 90° C +/- 5° C Max input RPM 13h 30% of Max 2 90° C +/- 5° C input RPM 0,4h Max allowable 3 Temperature Max input RPM 5h Max allowable 30% of Max 4 Temperature input RPM 0,2h