Molykote BG-20 Synthetic Bearing Grease For High Speed Industrial Bearings
Molykote BG-20 Synthetic Grease for High-Speed Industrial Bearings
Basic Properties
Molykote BG-20 is a polyester-based synthetic grease with NLGI 2-3 consistency, density 1.01 g/ml, base oil viscosity 55 mm²/s@40°C. Engineered for high-speed, heavily loaded bearings in -45°C to 180°C environments (short-term 200°C).
Product Description
BG-20 utilizes lithium complex thickening, supporting 750,000 DN value and 2,400 N weld load. 1.2% oil bleed rate and >295°C dropping point ensure long-term stability, certified DIN 51 802 corrosion protection level 1-2.
Characteristics
| Property | Value | Test Standard |
|---|---|---|
| Base Oil Viscosity | 55 mm²/s @40°C | DIN 51 562 |
| Drop Point | >295°C | ISO 2176 |
| DN Value | 750,000 | — |
| 4-Ball Weld Load | 2,400 N | DIN 51 350 Pt.4 |
| Oil Separation | 1.2% | DIN 51 817 |
| Low-Temperature Torque | 1.004 N·m @-50°C | ASTM D1478-07 |
| Almen Weld Load | 20,000 N | — |
Application Scenarios
EV Motor Bearings: Lubricates PMSM spindle bearings. 750,000 DN value enables 20,000 rpm operation, implemented in Tesla Model 3 drive units.
High-Speed Blowers: Lubricates 15,000 rpm bearings. 1.004 N·m starting torque @-50°C ensures cold start, used in G2 blowers.
Calender Rollers: Supports >5-ton rolling pressure. 2,400 N weld load prevents metal sintering, compliant with JIS K2220 EP standard.
Aerospace Generators: Lubricates APU bearings. 200°C short-term capability meets MIL-PRF-81322.
FAQ:
1. Who are we?
We are Shenzhen Huazhisheng New Material Technology Co., Ltd., a professional industrial adhesives and sealants supplier based in China since 2018. we serve global markets: Mainland China (60%), Southeast Asia (20%), North America (10%), and Europe (10%).
2. What products do you offer?
we supply high-performance adhesives and sealants from global leaders including:
Cemedine, Dow Corning, Shin-Etsu, Araldite, and Momentive,etc.
3. How do you guarantee product quality?
Quality assurance through:
Mandatory pre-production samples approval
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International certifications: SGS, UL, FDA, RoHS, REACH
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Reliable Supply:Authentic products from top manufacturers
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