Overview — Packaging Machinery Sprockets
Packaging lines demand zero tolerance for jams and mis-feeds. Every carton former, flow-wrapper, case erector, and palletiser relies on precisely timed chain drives — and at the core of each drive sits a packaging machine sprocket.
Ever-Power Australia Sprockets Co., Ltd. produces sprockets ground to AGMA-quality tooth profiles that ensure smooth, jerk-free indexing even at the 400+ cycles-per-minute speeds common on Australian food and beverage packaging lines. Our sprockets are available in stainless steel (304/316) for hygienic wash-down environments, plus carbon steel with FDA-compliant coatings for dry-pack applications.
Dane techniczne
| Parametr | Standard | Zwyczaj |
|---|---|---|
| Podziałka łańcucha | 3/8″ – 1-1/2″ (ANSI 35–120) | Metric pitch available |
| Teeth Count | 10 – 76 teeth | Up to 150 teeth |
| Pasmo | Simplex / Duplex | Potrójny |
| Hub Type | Type A / B / QD Bushing | Clamp hub / Weld-on |
| Bore Range | 8 mm – 60 mm | Up to 100 mm |
| Tworzywo | C45 / SS304 | SS316 / POM / Nylon 66 |
| Twardość zęba | HRC 38–48 | HRC 55 carburised |
| Wykończenie powierzchni | Electropolished (SS) / Zinc | PTFE coat / Nickel |
| PCD Range | 25 mm – 600 mm | Up to 1000 mm |
| Tooth Standard | ANSI B29.1 / ISO 606 | Modified low-noise |
| Max Speed | 1,500 RPM | Dynamically balanced to 2,000 |
| Temp Range | -10 °C to +120 °C | –40 °C to +200 °C |
| Wpust | DIN 6885 | Hex bore / D-bore |
| Tolerancja otworu | H7 | H6 |
| TIR | ≤ 0.04 mm | ≤ 0.015 mm |
| Balancing Grade | G6.3 | G2.5 |
| Noise Level | ≤ 68 dB(A) at rated speed | ≤ 60 dB(A) |
| Corrosion Rating | 500 hrs salt spray (zinc) | 1000 hrs (Dacromet) |
| Opakowanie | VCI wrap + carton | OEM branded box |
Performance Advantages — Side-by-Side
⚙
CNC-hobbed teeth ≤ 0.04 mm TIR ensure each chain link seats perfectly, preventing micro-jolts that cause label misalignment or film tears on your packaging line.
💪
Tooth tips hardened to HRC 45 while the hub stays tough — giving you 3× the wear life of untreated sprockets without risk of catastrophic cracking.
🧹
SS304/316 options with electropolished Ra ≤ 0.8 µm finish resist bacterial harbourage and pass HACCP/SQF audit requirements.
⚠ What Goes Wrong With Cheap Sprockets
• Rough tooth flanks cause premature chain plate wear, leading to stretched chains and misfeeds within 3 months.
• Porous castings trap moisture, developing rust pits that contaminate food-contact zones.
• Oversized bore tolerances let the sprocket wobble on the shaft, introducing timing drift that ruins registration on print-and-apply labellers.
• No batch traceability — impossible to investigate root cause during a product recall.
How Sprockets Work in Packaging Machines
Packaging machinery uses chain-driven sprockets in several sub-systems simultaneously:
▸ Infeed conveyor drive: A motor-driven sprocket pulls the product infeed chain, spacing products at precise intervals before they enter the wrapping or cartoning station.
▸ Film-pull / cross-seal drive: Timing sprockets synchronise the film-pull rollers with the sealing jaws. Any tooth-pitch error here results in misaligned seals and rejected packs.
▸ Case erector & closer: Large-diameter sprockets drive the case conveyor and flap-folding mechanisms. These require high torque at low speed — typically ANSI 60 or 80 duplex chains.
▸ Palletiser layer-forming: Sprocket-driven slat conveyors arrange packs into layers before transfer to the pallet.
Compatibility Information
| Chain Type | Common Sizes | Machine Brands* |
|---|---|---|
| ANSI Short Pitch | 35, 40, 50, 60, 80 | Multivac, Ishida, Bosch |
| BS/ISO Short Pitch | 06B, 08B, 10B, 12B | Bradman Lake, Schubert, IMA |
| Podwójny rzut | C2040, C2050, C2060 | Langen, Endoline, Smigroup |
| Hollow Pin Chain | HP 40, HP 50, HP 60 | FlexLink, Dorner |
*Brand names mentioned for cross-referencing only. Ever-Power Australia Sprockets Co., Ltd. is not affiliated with these manufacturers.
📊 Packaging Throughput → Recommended Sprocket Class
| Packs/Min | Duty Class | Chain Recommendation | Sprocket Spec |
|---|---|---|---|
| ≤ 80 | Light | ANSI 35–40 Simplex | Type A, Black Oxide, HRC 40 |
| 80 – 200 | Medium | ANSI 50–60 Simplex | Type B, Zinc, HRC 45 |
| 200 – 400 | Heavy | ANSI 60–80 Duplex | QD Hub, Hardened, Balanced |
| > 400 | Ultra-High | ANSI 80 Triplex | Taper Lock, G2.5 Balance, HRC 50 |
Przewodnik wyboru
Follow this 5-step process to select the correct packaging machinery sprocket:
- Identify chain type & pitch — Read the code stamped on the existing chain side plate.
- Count teeth on existing sprocket — Or calculate: Teeth ≈ PCD × π ÷ Pitch.
- Measure bore & keyway — Use a bore gauge for accuracy; note keyway width × depth.
- Determine environment — Wash-down? High temp? This dictates material (SS vs carbon) and coating.
- Check throughput class — Use the table above to match sprocket duty to your line speed.
Need help? Email a photo of your old sprocket and chain to sprzedaż@sprockets.top or use our online enquiry form.
Installation on Packaging Equipment
- Isolate power and engage LOTO per AS/NZS 4024.
- Remove guards around the chain drive area. Photograph the chain routing for reference.
- Break the chain using a chain-breaker tool. Remove old sprocket from the shaft.
- Clean the shaft — remove rust, old grease, burrs. Verify shaft dimensions.
- Mount new sprocket — slide onto shaft, align keyway, install QD bushing or taper lock.
- Verify alignment — use laser alignment tool or straightedge; ≤ 0.3 mm per 300 mm.
- Reconnect chain — use a new connecting link. Never reuse old connecting links.
- Set tension — 1–2% sag on the slack side, adjusted via the machine’s built-in tensioner.
- Lubricate — apply food-grade H1 lubricant if in food-contact zone.
- Test at slow speed, then ramp to production speed. Verify timing marks align.
Rozwiązywanie problemów
Product mis-registration / seal offset
Przyczyna: Timing sprocket tooth wear or chain elongation causing pitch mismatch. Naprawić: Replace sprocket and chain as a set; re-calibrate encoder.
Chain jumping off sprocket
Przyczyna: Excessive chain slack, broken tensioner spring, or misaligned sprockets. Naprawić: Adjust tension, replace spring, re-align.
Unusual vibration at high speed
Przyczyna: Sprocket imbalance or worn bearing. Naprawić: Replace with dynamically balanced sprocket; check bearing play.
Premature chain stretch
Przyczyna: Under-lubrication or sprocket teeth too hard (brittle tooth tips chip and act as abrasive). Naprawić: Upgrade lubrication schedule; use induction-hardened (not through-hardened) sprockets.
Rust contamination in wash-down zone
Przyczyna: Carbon-steel sprocket used in wet area. Naprawić: Replace with SS304 or SS316 sprocket; apply food-grade grease.
Case Studies — Engineer’s Field Notes
📍 Sydney, NSW — Snack-Food Flow-Wrapper Line
Brief: 350 packs/min horizontal flow-wrapper. Film-pull sprocket wearing out every 10 weeks.
Outcome: Supplied HRC 48 induction-hardened 15T sprocket. Replacement interval extended to 40 weeks, saving AUD 9,200/year in parts and downtime.
“Our line efficiency jumped 4% simply by eliminating those mid-shift sprocket swaps.” — Packaging Engineer
📍 Melbourne, VIC — Pharmaceutical Blister Packing
Brief: GMP-rated blister line requiring full traceability and SS construction.
Outcome: SS316 sprockets with EN 10204 3.1 certs, laser-engraved batch codes. Passed TGA audit first time.
“Complete traceability from raw material to installed sprocket — exactly what our quality team needed.” — Quality Manager
📍 Brisbane, QLD — Meat Tray Packaging
Brief: MAP tray-sealer in a 4 °C chill room, daily caustic wash-down.
Outcome: SS304 electropolished sprockets. Zero corrosion at 14-month inspection; competitor’s carbon sprockets lasted only 6 weeks.
“These sprockets laugh at our cleaning chemicals. Huge labour saving.” — Maintenance Technician
📍 Adelaide, SA — Wine Bottling & Labelling
Brief: Rotary labeller with precision timing chain, 180 bottles/min.
Outcome: G2.5 balanced 19T sprocket eliminated label skew entirely; scrap rate dropped from 2.1% to 0.3%.
“Perfect label placement, bottle after bottle. No more adjustments during the run.” — Line Supervisor
📍 Perth, WA — E-Commerce Fulfilment Packaging
Brief: High-volume auto-bagger with ANSI 50 chain running 16 hrs/day.
Outcome: Supplied 23T QD-hub sprockets with Dacromet coating. First replacement at 11 months — vs. 4 months previously.
“We tripled our sprocket life and halved our annual MRO spend on this machine.” — Operations Manager
Często zadawane pytania
Do you supply sprockets for intermittent-motion packaging machines?
Yes. We produce sprockets with modified tooth profiles optimised for start-stop (indexing) drives, reducing impact loads by up to 30%.
Can I get a sprocket and chain matched set?
Absolutely. We supply pre-matched sprocket-and-chain kits to guarantee perfect pitch compatibility from day one.
What’s your MOQ for custom packaging sprockets?
Our minimum order for custom-machined sprockets is 10 pieces. Stock sizes ship from 1 piece.
Are your stainless sprockets suitable for CIP (Clean-In-Place)?
Yes. Our electropolished SS316 sprockets are designed for CIP and SIP environments with surface finish Ra ≤ 0.8 µm.
How do I know when to replace a packaging sprocket?
Inspect tooth flanks for hooked wear, measure chain elongation, and check for increased noise. We recommend replacement at 0.8 mm tooth-face wear.
Do you ship to regional Australian locations?
Yes. We ship nationwide via StarTrack and TNT, including regional VIC, QLD, WA, NT, and TAS.
Can you supply technical drawings before ordering?
We provide GA drawings and 3D STEP files upon request, free of charge, before you commit to an order.
What payment terms do you offer?
We accept T/T, L/C, and offer 30-day credit terms for approved accounts.
Do your sprockets come with material certificates?
Every order includes EN 10204 3.1 mill certificates and hardness test reports as standard.
Can you match an obsolete OEM sprocket?
Yes. Provide a sample, drawing, or even a photograph and we will reverse-engineer it within 5 business days.
Related — Transmission Chains
Complete your packaging drive with our precyzyjne łańcuchy rolkowe — pre-stretched, heat-treated, and available in standard, stainless, and food-grade variants.
Certifications & Standards
✅ ISO 9001:2015 | ✅ ANSI B29.1 / ISO 606 | ✅ DIN 8187/8188 | ✅ FDA 21 CFR (food-grade materials) | ✅ HACCP/SQF compatible | ✅ RoHS | ✅ EN 10204 3.1 certs | ✅ CE available
Dlaczego Ever-Power Australia Sprockets Co., Ltd.?
We are a dedicated sprocket and power-transmission manufacturer with 20+ years of export experience. Our facility features 60+ CNC machines, in-house heat treatment, and a full metrology lab. We serve 50+ countries and stock popular sizes in our Australian warehouse for same-week dispatch. OEM white-labelling, custom coatings, and matched chain-sprocket kits are our speciality.
Get In Touch — Upgrade Your Packaging Line
Stop losing packs to worn sprockets.
From single replacement sprockets to full OEM packaging-line kits, we deliver precision, speed, and value. Contact our Australian sales team today.
