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Mobil SHC 630 | ISO VG 220 Synthetic Gear & Bearing Oil

Mobil SHC 630 | ISO VG 220 Synthetic Gear & Bearing Oil

SKU:151859

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Mobil™ SHC 600 Series — Synthetic Gear & Bearing Oil

Mobil SHC 630

Exceptional Performance Synthetic Gear & Bearing Oil | ISO VG 220 | DIN 51517-3

ISO VG 220 PAO SYNTHETIC Flender Approved SEW-Eurodrive Approved FZG Stage 13+ Gas Compressor Rated

Product Overview

Mobil SHC 630 is an exceptional performance synthetic gear and bearing oil formulated from proprietary PAO base stocks for demanding enclosed gear and bearing applications requiring ISO VG 220 lubrication. ISO VG 220 is the most widely specified industrial gear oil grade in South Africa — and Mobil SHC 630 delivers the full performance of the SHC 600 Series at this grade: Flender and SEW approval, FZG scuffing Stage 13+, FE8 roller wear of 2 mg, RPVOT 2,500 minutes, TOST oxidation life exceeding 10,000 hours, and a pour point of -48°C.

The PAO synthetic base stock provides a viscosity index of 169 — substantially higher than mineral gear oils at ISO 220 — delivering more stable viscosity across the operating temperature range, superior film protection at elevated temperatures and reliable cold-start lubrication in remote or cold-climate applications. Particularly effective in applications where the maintenance costs of component replacement, system cleaning and lubricant changes are high.

Additionally approved for oil-flooded rotary screw compressors handling natural gas, field gas gathering and CO2 — a dual capability that simplifies lubricant inventory management for operations running both gearboxes and gas compressors on the same site. Note: Mobil SHC 630 has an orange colour, distinguishing it from mineral gear oils and the clear Mobilgear 600 XP Series.

Mobil SHC 600 Series — Grade Selection

All SHC 600 Series grades are fully synthetic PAO — select by viscosity grade specified in your gearbox OEM manual

Grade ISO VG VI Pour Point
SHC 630 — This product 220 169 -48°C
SHC 632 320 172 -48°C
SHC 634 460 174 -45°C
SHC 636 680 181 -45°C
SHC 639 1000 184 -42°C

Always confirm from your gearbox OEM service manual. Contact Orbit Industrial for grade selection assistance.

Key Performance Benefits

Outstanding Oxidation Stability

RPVOT 2,500 minutes and TOST 10,000+ hours — outstanding oxidation and thermal stability. Particularly effective in remotely located gearboxes where oil change-out is difficult, filled-for-life drives, and applications where the maintenance cost of oil changes is high.

FZG Stage 13+ & EP Protection

FZG scuffing Stage 13+ and FE8 roller wear of 2 mg — strong protection against gear scuffing and bearing wear under sustained high loads. Particularly valuable in processing plant gearboxes running continuous shifts under elevated torque.

Wide Temperature Range

Viscosity index of 169 and pour point of -48°C — superior to mineral gear oils at this grade. Maintains stable viscosity from cold overnight startups through elevated operating temperatures in high-ambient mining environments, and enables reliable cold-start performance in remote or low-temperature applications.

Gas Compressor Capability

Approved for oil-flooded rotary screw compressors compressing natural gas, field gas, CO2 and other process gases. Allows operations with both gearboxes and gas compressors to consolidate to a single ISO VG 220 synthetic lubricant across equipment types.

Energy Efficiency

Low traction coefficient of the PAO base stock reduces fluid friction in gear contacts and rolling element bearing load zones — up to 3.6% energy efficiency improvement versus mineral equivalents in controlled worm gearbox testing. Efficiency improvements will vary based on operating conditions and application.

Shear Stability & Seal Compatibility

Virtually no viscosity loss under mechanical shear in heavily loaded gear and bearing applications. Generally compatible with most NBR, FKM and other elastomeric seal materials used with mineral oils — however, substantial variations in elastomer response are possible. Consult your equipment supplier or seal manufacturer to verify compatibility before converting a system.

Typical Applications

Mobil SHC 630 is recommended where ISO VG 220 is OEM-specified and where operating conditions — elevated temperatures, remote locations, gas compressor duty or high maintenance costs — justify a synthetic formulation:

Mining & Processing Plants

Conveyor head drives and processing plant enclosed gearboxes · Agitator and mixer drives · Screen drives · Flender and SEW gearboxes in high-temperature environments where mineral oil life is limiting · Mixer roll bearings and roll neck bearings where high temperatures are encountered

Gas Compressors

Oil-flooded rotary screw compressors compressing natural gas · Field gas gathering applications · CO2 compression · Other process gas applications — enables lubricant consolidation at ISO VG 220 across gearboxes and compressors on the same site

Remote & Filled-for-Life Applications

Filled-for-life gearboxes — especially high-ratio, low-efficiency worm gears · Remotely located gearboxes where oil change-out is difficult · Low-temperature applications where cold-start performance of mineral oil is inadequate · Applications where maintenance costs of oil changes are high

Severe Industrial Applications

Severe centrifuge applications including marine centrifuges · Plastic calenders · Railroad A/C traction drives · Any ISO VG 220 application where conventional lubricants give unsatisfactory service life or where improved efficiency is desired

SHC 630 vs Mobilgear SHC 220 — Both ISO VG 220 PAO Synthetics

Mobil SHC 630 (SHC 600 Series)

— Orange colour

— Flender & SEW approved

— Gas compressor approved

— Broad industrial gear & bearing coverage

Mobilgear SHC 220 (Mobilgear SHC Series)

— Specifically for enclosed industrial gear drives

— Focus on micropitting resistance in case-hardened gearing

— Always confirm which product your OEM specification references

Technical Properties

Property Test Method SHC 630 Value
ISO Viscosity Grade ISO VG 220
Base Stock Fully Synthetic PAO
Appearance AMS 1738 Orange
Kinematic Viscosity @ 40°C ASTM D445 220 mm²/s
Kinematic Viscosity @ 100°C ASTM D445 28.5 mm²/s
Viscosity Index ASTM D2270 169
Pour Point ASTM D5950 -48°C
Flash Point (COC) ASTM D92 220°C
Density @ 15.6°C ASTM D4052 0.87 kg/l
FZG Scuffing Fail Stage ISO 14635-1 (mod) 13+
FE8 Roller Wear DIN 51819-3 2 mg
RPVOT Oxidation Life ASTM D2272 2,500 min
TOST Oxidation Life ASTM D943 10,000+ hours
Rust Characteristics ASTM D665 Proc. B Pass
Copper Strip Corrosion ASTM D130 (24h, 121°C) 1B

Typical properties — not guaranteed specifications. Source: ExxonMobil Product Data Sheet, February 2026.

Specifications & OEM Approvals

Flender (Siemens AG)

Direct approval — among the most widely installed gearbox brands in South African mining and processing plants

SEW-Eurodrive

Direct OEM approval — widely installed conveyor, mixer and processing plant gearbox brand

AGMA 9005-F16

Primary North American gear oil standard referenced by most international gearbox OEMs

DIN 51517-3:2018-09

CLP 220 classification — required by German gearbox OEMs including Flender, SEW and Nord

ISO 12925-1:2024 — ISO L-CKD

International enclosed gear lubricant classification for extreme pressure lubricants

Gas Compressor Approved

Suitable for oil-flooded rotary screw compressors — natural gas, field gas gathering, CO2 and other process gases

Pack Sizes & Procurement

Available Pack Sizes

20 Litre

Available to order online

208 Litre Drum

Price on request

Request Quote

1,000 Litre IBC

Price on request

Request Quote

Orbit Industrial supplies Mobil SHC 630 to mining, manufacturing, processing plant and gas industry operations across the Western Cape, Northern Cape, Garden Route and Gauteng. We support B2B tenders, government procurement and large-scale supply contracts with competitive bulk pricing. Request a bulk quote →

Technical Documentation

PDF

Mobil SHC™ 600 Series — Technical Datasheet

ExxonMobil Product Data Sheet · February 2026 · Orbit Industrial

For Safety Data Sheet (SDS) and MSDS documentation visit msds.exxonmobil.com → · Contact Orbit Industrial for application-specific technical support.

Orbit Industrial Supplies is an authorised Mobil sales agent — supplying genuine Mobil SHC 630 and the full Mobil SHC 600 Series to mining, construction, agriculture, transport, marine and manufacturing sectors across the Western Cape, Northern Cape, Garden Route and Gauteng. Mobil SHC 634 (ISO 460) → · Full gear oil range → · Request a quote →

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