Authorised Castrol Industrial Partner — Vasundhara Specialities

Castrol Alpha SP Gear Oils for AP & South India — ISO VG 100-680 EP + Alphasyn Synthetic

Vasundhara Specialities — Authorised Castrol Industrial Partner — supplies the complete Castrol Alpha SP industrial gear oil family across South India. Alpha SP (mineral EP gear oil), Alpha BMB (mineral EP for gear-couplings + mid-load), Alphasyn EP (PAO synthetic), Alphasyn T (synthetic for high-temperature service), Alphasyn PG (PAG synthetic for worm-gear efficiency). ISO VG 100, 150, 220, 320, 460, 680 across the range. Per ISO 12925-1 Type CKD / DIN 51517 Part 3 (CLP) / AGMA 9005-E02 EP specifications. For industrial gearboxes — cement mill drives, steel mill stands, paper mill drives, sugar mill gearboxes, wind turbine main gearboxes, plant reduction gear cases. Pan-South-India dispatch from Hyderabad warehouse.

Quick Answer

Castrol Alpha SP industrial gear oil family — Alpha SP (mineral EP, ISO VG 100-680), Alpha BMB (gear-coupling/mid-load), Alphasyn EP (PAO synthetic, high-temp), Alphasyn T (very-high-temp), Alphasyn PG (PAG synthetic for worm-gears), plus Tribol 1100/800 specialty grades. Per ISO 12925-1 CKD, DIN 51517 Part 3, AGMA 9005-E02 EP. Vasundhara Specialities is the authorised Castrol industrial distributor for Andhra Pradesh, supplying AP and Telangana with scheduled dispatch to all of South India.

Castrol Alpha SP 320 industrial gear oil in 20 L pail — also supplied in 210 L barrels to Hyderabad by authorised Castrol distributor (AP), Vasundhara Specialities
Genuine Castrol pack — supplied by Vasundhara Specialities, authorised Castrol Industrial distributor

The industrial gear oil that built South India's cement and sugar belt

Castrol Alpha SP is the EP industrial gear oil specified by Flender, SEW Eurodrive, David Brown, and Sumitomo across the global gearbox-OEM ecosystem since the 1970s. In South India, Alpha SP became the workhorse gear oil through the cement-industry expansion of the 1980s — when the sector standardised on mineral EP chemistry for kiln main drives, VRM gear cases, and ball-mill drives. Today, across the cement belt running from Andhra Pradesh's Krishna and Guntur districts through Telangana's Karimnagar and Khammam into Tamil Nadu's Ariyalur cluster, Alpha SP remains the default specification in roughly 60% of the installed enclosed-gear units we service. The sugar belt — Maharashtra-Karnataka-AP — leans on Alpha SP 460 and Optigear synthetic for cane-roller mill girth gears and juice-mill reduction drives during the October-March crushing season. For Hyderabad-area maintenance buyers, the question is rarely "which brand" — the OEM datasheet usually mandates Castrol or Mobil — but rather "which grade" and "what drain-interval extension is possible via condition monitoring." Vasundhara Specialities works that second question hard. Our oil-analysis service regularly supports drain-interval extension beyond the OEM default, just by trending TAN, viscosity, water content and wear-metal spectrometry — with the extension evidenced by the trend data rather than assumed from the grade. View Castrol India's official industrial gear oil line for the complete portfolio under our authorised distribution.

Castrol Alpha SP Gear Oil Range

Complete Castrol gear-oil coverage — mineral EP grades, synthetic PAO + PAG variants, gear-coupling specialties.

Alpha SP — Mineral EP

Standard mineral-base extreme-pressure industrial gear oil per ISO 12925-1 Type CKD. ISO VG 100, 150, 220, 320, 460, 680. Sulphur-phosphorus EP additive package. 4-Ball EP weld load ≥250 kg, FZG fail stage ≥12. AGMA 9005-E02 EP compliant. The default Castrol industrial gear-oil for general gearbox lubrication.

Alpha BMB — Bearing & Mid-Load

Mineral EP gear oil with optimised additive package for gear-coupling applications + mid-load reduction gearboxes. ISO VG 100, 150, 220, 320. Suitable for gear-couplings (Falk, Sier-Bath, Form-Flex equivalents) where standard gear-oil EP package may be too aggressive on coupling-tooth fatigue.

Alphasyn EP — PAO Synthetic

Polyalphaolefin (PAO) synthetic gear oil for high-temperature service (continuous >90°C oil temperature). ISO VG 220, 320, 460. Extended drain intervals over mineral in the same duty, set by the gearbox OEM schedule and confirmed by oil analysis, plus excellent oxidation stability. For wind turbine main gearboxes, kiln drives in tropical conditions, high-load steel mill stands.

Alphasyn T — High-Temperature

Castrol Alphasyn T high-temperature synthetic gear oil specialised for very-high-temperature gearbox applications — operating at sustained >100°C bulk-oil temperature. ISO VG 220, 320, 460. PAO + ester base-stock blend. For glass-plant gearboxes, hot-rolling-mill stands, hot-zone process plant drives.

Alphasyn PG — PAG Synthetic Worm-Gear

Polyalkylene glycol (PAG) synthetic gear oil for worm-gear applications + high-efficiency requirements. ISO VG 220, 320, 460. PAG chemistry provides 8-15% efficiency improvement in worm-gear sets — meaningful energy saving for continuous-duty plant gearboxes. NOT compatible with mineral or PAO — flush-and-fill required.

Tribol 1100 / Tribol 800 — Specialty

Castrol Tribol 1100 and Tribol 800 specialty industrial gear oils for very-high-load + ultra-high-temperature applications. PAO + ester chemistry. Premium pricing. For wind turbine main gearboxes (5+ MW class), high-tonnage extrusion press gearboxes, paper mill press-section drives + critical-equipment service.

Technical Specifications

Standard property values across the range. TDS / MSDS / per-batch COA available on enquiry.

PropertyTest MethodAlpha SP 220Alpha SP 320Alphasyn EP 220Alphasyn PG 220
Kinematic Viscosity at 40°C (cSt)ASTM D445198-242288-352198-242198-242
Kinematic Viscosity at 100°C (cSt)ASTM D445≥18≥24≥26≥30
Viscosity IndexASTM D2270≥95≥95≥150≥240
Flash Point (°C, COC)ASTM D92≥220≥230≥250≥250
Pour Point (°C)ASTM D97≤-9≤-6≤-40≤-40
4-Ball Weld Load (kg, EP)ASTM D2783≥250≥250≥250≥250
FZG Failure StageDIN 51354≥12≥12≥13≥13
Compatibility with MineralYesYesYes (miscible)NO (full flush)
Density at 15°C (g/cm³)ASTM D12980.8900.8950.8501.040

Standards compliance: ISO 12925-1 Type CKD · DIN 51517 Part 3 (CLP) · AGMA 9005-E02 EP · API GL-4 / GL-5 · David Brown S1.53.101 · US Steel 224 · Cincinnati Lamb P-74 / P-77 · Flender T7300 · ANSI / AGMA 9005

Application Areas by Industry

Where Castrol Alpha SP gear oils ship from our Hyderabad warehouse — by industry segment + typical viscosity-grade selection.

Cement Plants

Alpha SP 320 / 460 for kiln main drive gearboxes + VRM gear cases + ball-mill drives + crusher reduction gearboxes. Alphasyn EP 320 for tropical-Indian-summer service where bulk-oil temps exceed 90°C. Supplied across the private and state-sector cement industry.

Steel & Heavy Engineering

Alpha SP 460 / 680 for hot-strip mill stand gearboxes + slab-mill main drives. Alphasyn EP 320 / 460 for high-temperature steel-mill stands + continuous casting machine drives. Integrated steel plants and re-rolling mills across the Visakhapatnam belt.

Wind Turbine Main Gearboxes

Alphasyn EP 320 PAO synthetic + Tribol 1100 specialty grade for wind turbine main gearbox service. Critical for 20-year design-life micro-pitting protection. Major Indian wind-OEM gearbox service + replacement-OEM aftermarket.

Paper Mills

Alpha SP 220 EP for drying-cylinder gear cases + refiner drives. Alphasyn EP variants for energy-efficiency-focused mills. Integrated paper and newsprint mills across Andhra Pradesh and Tamil Nadu.

Sugar Mills

Alpha SP 320 / 460 for cane-roller mill girth gears + juice-mill reduction drives + centrifuge drives. Cooperative + private sugar mills across Maharashtra, Karnataka, UP, Telangana sugar belts. Peak demand October-March crushing season.

Auto-Ancillary & General Industry

Alpha SP 220 for press-shop reduction gearboxes + conveyor drives + machining-line gear cases + plant general-gearbox service. Alphasyn PG (PAG) for worm-gear-set efficiency in continuous-duty mixer / agitator applications.

Why Source Castrol Alpha SP from Vasundhara Specialities

For maintenance heads selecting industrial gear oil — Castrol's OEM approval breadth (Flender, SEW, David Brown, Sumitomo, Falk) + technical engineering support shape gear-train reliability.

Authorised Castrol Industrial Partner

Vasundhara Specialities is the authorised Castrol Industrial distributor for Andhra Pradesh, supplying Hyderabad and all of South India. Genuine Castrol-branded Alpha SP gear oils with full manufacturer authorisation documentation. Cartridge / batch traceability for warranty + audit-trail.

Pan-South-India Dispatch

Scheduled dispatch from our AP warehouse to Bengaluru, Chennai, Visakhapatnam, Vijayawada, Coimbatore + tier-2 / tier-3 industrial cities. Common-spec items stocked locally; specialty grades are indented from the Castrol India factory, with the dispatch schedule confirmed when we quote.

Engineering Application Support

Castrol product selection guidance, drain-interval optimisation via oil-sample analysis, cross-equivalence mapping (Castrol ↔ Mobil ↔ Shell ↔ Total ↔ Indian-OEM brands), contamination-event troubleshooting. Free for projects where Vasundhara Specialities is the supply partner.

CoolantCare + Single-Vendor Kit

One PO for Alpha SP gear oils + companion Castrol products (Hyspin / Alpha SP / Spheerol / Hysol / Optileb). Pairs with our CoolantCare fluid management service for end-to-end coolant + lubricant lifecycle support.

Compliance Documentation

Per-batch test certificates (TDS, MSDS, COA), Castrol manufacturer authorisation letters, BIS conformance reports where applicable. Suitable for ISO 9001 / IATF 16949 / pharma / food-and-beverage audit requirements.

Used-Oil Analysis & Monitoring

Periodic sample analysis — viscosity, TAN/TBN, water content, particle count (ISO 4406), wear-metal spectrometry. Optimises drain intervals (typically 20-40% extension over manufacturer defaults) + catches failure modes early.

Pack Sizes & Bulk Supply

Standard packaging across the Castrol range. Bulk pricing on volumes >1,000 L.

Pack FormatVolumeTypical Use
Pail (HDPE)20 LSample-and-trial orders, single-equipment top-up
Drum / Barrel210 LStandard plant maintenance store
IBC Tote1000 LBulk supply, high-volume users
Bulk Tanker5,000+ LDirect-to-tank delivery, large plants
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Visit Us: Bhimavaram, Andhra Pradesh | Authorised Castrol Industrial Partner supplying Hyderabad and South India | Pan-India dispatch via authorised distribution network.

Frequently Asked Questions

Common questions from cement, steel, paper and wind-energy maintenance buyers sourcing Castrol Alpha SP through Vasundhara Specialities.

What is the difference between Alpha SP, Alpha BMB, and Alphasyn EP?

Alpha SP is the standard mineral EP gear oil per ISO 12925-1 — workhorse for general industrial gearbox service. Alpha BMB is a mineral EP variant optimised for gear-couplings + mid-load reduction gearboxes (less aggressive EP additive — better for gear-coupling tooth-fatigue scenarios). Alphasyn EP is PAO synthetic — for high-temperature service (>90°C) with a materially longer drain interval than mineral in the same duty. Alphasyn T extends to even higher temperatures (>100°C). Alphasyn PG is PAG synthetic for worm-gear efficiency applications. Choose based on operating temperature + load profile + drain-interval target.

Which Alpha SP grade for cement-plant kiln main drive gearboxes?

For cement-plant kiln main drive gearboxes (typical bulk-oil temperatures 70-90°C, high shock loads from kiln load variation): Alpha SP 320 (mineral EP) is the most-specified grade. For tropical-Indian-summer operating conditions where bulk-oil temperatures consistently spike above 90°C, upgrade to Alpha SP 460 or move to Alphasyn EP 320 PAO synthetic for cooler running + extended drain intervals. Always cross-reference against the OEM (Flender, SEW, Elecon, Premium Transmission) recommendation for the specific gearbox model.

How does Castrol Alpha SP compare to Mobil Mobilgear, Shell Omala, or Veedol Gear EP?

All four meet ISO 12925-1 / DIN 51517 specifications with comparable performance in normal industrial use. Castrol Alpha SP's structural advantages: (1) Strong OEM-approval breadth — Flender, SEW, David Brown, Sumitomo, Falk explicit approvals; (2) Castrol's century-long industrial brand recognition + global supply consistency; (3) Technical-support depth via the Castrol-trained Indian distribution network. For Indian-OEM gearboxes (Elecon, Premium Transmission), Castrol-approved alternatives (Veedol, Servo) may also be acceptable + cost-economic.

Is Alphasyn EP miscible with mineral Alpha SP during top-up?

Yes — Alphasyn EP PAO synthetic is miscible with mineral Alpha SP for top-up purposes, with reduced performance benefit during the transition. Top-up volumes <20% of system capacity rarely cause issues. For full performance benefit of synthetic chemistry (drain interval extension, oxidation stability), full system flush + change is recommended when transitioning. Alphasyn PG (PAG) is NOT miscible with mineral or PAO — separate flush-and-fill required.

What is the typical drain interval for Alpha SP 220 in normal industrial service?

Start from the gearbox OEM drain schedule — that is the figure your warranty is written against. What moves it in practice is bulk-oil temperature, filtration quality and water ingress: a gearbox held below 80°C with 10-micron return-line filtration will run considerably longer on Alpha SP 220 EP than one running hot and wet, and Alphasyn EP 220 PAO synthetic extends the interval further again. Sample analysis (TAN/TBN, viscosity, water, particle count, wear metals) is how you evidence an extension rather than assume one, and Vasundhara Specialities supports oil-condition monitoring as part of the supply relationship.

Does Alpha SP meet AGMA 9005-E02 EP and David Brown S1.53.101 specifications?

Yes. Alpha SP standard EP grades meet AGMA 9005-E02 EP, David Brown S1.53.101 (S-series industrial gear oil specification), US Steel 224, Cincinnati Lamb P-74/P-77/P-78/P-79, Flender T7300 industrial gear oil specification, and ANSI/AGMA 9005 standard. Per-batch test certificates can be cross-referenced against any specific OEM's gear-oil approval matrix on enquiry. Castrol's OEM approval coverage is among the broadest in the industrial gear-oil category.

Can Vasundhara Specialities supply Alpha SP under PSU rate-contract or GeM procurement?

Yes. While Vasundhara Specialities itself is a private entity, our sister concern Vasundhara Performance Solutions is GeM-registered for the categories where PSU procurement is relevant. For PSU buyers requiring Castrol Alpha SP under GeM rate-contract supply, the procurement is structured through the appropriate Vasundhara Group entity per the buyer's compliance requirements. Documentation pack includes manufacturer authorisation from Castrol India + Vasundhara Group corporate compliance documents.

Can Vasundhara Specialities supply Castrol Alpha SP to Hyderabad and across South India?

Yes. Vasundhara Specialities Pvt Ltd is an authorised Castrol Industrial distributor (Andhra Pradesh), supplying Hyderabad, Telangana, Karnataka, Tamil Nadu and all of South India from our Bhimavaram stock point. Genuine Castrol Alpha SP + Alphasyn products with full manufacturer authorisation documentation provided on enquiry. For our complete Castrol portfolio, see our Castrol catalogue.

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Complete Castrol Industrial portfolio supplied by Vasundhara Specialities.

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Hyderabad & Telangana buyers

We supply Telangana customers directly from our IDA Mallapur warehouse in Hyderabad — genuine Castrol packs with batch COA, TDS and MSDS documentation. For Hyderabad-local service and multi-brand industrial supply, our Vasundhara Group company Vasundhara Performance Solutions is based in Hyderabad — call +91 99128 25442.