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FREQUENTLY BOUGHT TOGETHER

Shell 550036504 Gadus S2 OG 50 HP Open Gear Wirerope Grease 18Kg
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Q 1. What applications is Shell Gadus S2 OG 50 designed for?

A. Shell Gadus S2 OG 50 is designed for open-gear drives (cement kilns, ball mills, sugar mills) and wire-rope lubrication, supplied in the heavier consistency for applications requiring higher tack and adhesion.

Q 2. Is Shell Gadus S2 OG 50 the same as Shell Malleus GL 205?

A. Yes, Shell Gadus S2 OG 50 was previously named Shell Malleus Grease GL 205.

Q 3. What classifications does Shell Gadus S2 OG 50 meet?

A. Shell Gadus S2 OG 50 is tested to ASTM D2596 (extreme-pressure load-wear); ASTM D2266 (four-ball wear); ASTM D2509 (Timken OK load); ASTM D4048 (copper corrosion); ASTM D1743 (rust prevention); and ASTM D3233 (Falex EP).

Q 4. Why are open-gear greases heavier and more adhesive than bearing greases?

A. Open gears operate at low speed with the gear teeth partially exposed. A standard bearing grease would fling off the slow-moving teeth. Open-gear greases such as Shell Gadus S2 OG 50 are formulated with high tack and adhesion to stay on the gear teeth during operation and provide a continuous lubricant film.

Q 5. What is the difference between Shell Gadus S2 OG 40 and S2 OG 50?

A. Both are Shell Gadus S2 OG open-gear and wire-rope greases with the same ASTM test profile. OG 40 (formerly Malleus GL 95) is the lighter-consistency variant. OG 50 (this product, formerly Malleus GL 205) is the heavier-consistency variant for applications requiring higher tack and adhesion.

Q 6. Can Shell Gadus S2 OG 50 be used for wire-rope lubrication?

A. Yes, the product is dual-positioned for open-gear and wire-rope service. The high tack and EP additive system provide both corrosion protection inside the rope strand interior and wear protection at gear-tooth contact.

Q 7. What is an NLGI grade?

A. NLGI is the universal grease consistency standard every reputable grease meets, ranging from NLGI 000 (semi-fluid) to NLGI 3 (firm). It is your baseline check — match the grade your handbook specifies (e.g., NLGI 2 for most multi-purpose applications) and the grease is technically suitable for your machine. Every grease on our site lists its NLGI grade.

Q 8. What is an OEM Specification?

A. An OEM Specification is the grease requirement set by a vehicle or equipment manufacturer (e.g., MB 267.0, MAN 283 Li-P 2). When a grease lists the code, the grease manufacturer has developed and tested it to meet the criteria the equipment manufacturer requires. Match the code in your handbook and you have a grease engineered for your machine.

Q 9. What is an OEM Approval?

A. An OEM Approval means the grease has been formally tested and signed off by the equipment manufacturer and listed on their official approved-products register (e.g., MB-Approval 267.0). An Approval confirms the grease is recognised by the equipment manufacturer for service use in their machines.

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