Fertiliser Silos Australia
Australian Made Fertiliser Storage Solutions
WHY CHOOSE KOTZUR FERTILISER SILOS
Storing fertiliser on-site provides greater control over your operation and improves efficiency during critical application periods.
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Key benefits include:
- Improved operational efficiency during planting and spreading
- Reduced reliance on external supply chains
- Ability to purchase fertiliser at optimal times
- Better handling and logistics on-farm
- Increased flexibility across seasonal operations
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Effective fertiliser storage ensures product quality is maintained and ready when needed.
Kotzur fertiliser silos are suitable for storing:
- Super phosphate
- Urea
- Blended fertilisers
- Other bulk dry fertiliser products
For nitrogen fertiliser and long-term grain storage, gas-sealed options are also available.
FEATURES OF KOTZUR FERTILISER SILOS
- Fully factory assembled and delivered ready to use
- Internally coated with high build epoxy for corrosion resistance
- Colorbond walls and roof with galvanised hopper and structure 50° hopper design for optimal product flow
- Large diameter outlet with rack and pinion slide (on larger models
- Ground operated centre lid opening
- Optional stainless steel base for enhanced durability
- Optional external ladder systems for access
- Customisable designs to suit your operation
- Covered by Kotzur 5 year warranty.
- High build epoxy internal coatings for added protection
- Galvanised steel support structures
- Durable wall and roof materials
- Optional stainless steel components for increased longevity
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Built for Corrosion Resistance and Durability
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Kotzur fertiliser silos are designed to withstand these conditions through:
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These features help extend the life of your silo while reducing maintenance requirements.
Designed to Reduce Caking and Improve Flow
Fertiliser storage presents challenges such as moisture absorption and product caking.
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Kotzur silos are designed to minimise these risks through:
- Steep hopper angles for consistent discharge
- Protective internal coatings
- Proper sealing and construction methods
- Large outlets to reduce blockages
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This ensures reliable product flow and reduced downtime during use.
Built for Australian Farming Operations
Kotzur’s Australian made fertiliser silos are used across a wide range of farming operations, supporting efficient fertiliser handling in:- Broadacre cropping
- Mixed farming enterprises
- Large-scale agricultural operations
- Regional and remote locations
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Designed for performance and longevity, Kotzur silos help ensure fertiliser is stored safely and ready when required.
PRODUCT GALLERY




Specifications (WALLA WALLA)
| Model | Capacity M3 | Capacity Fertiliser T(1) | Height to Centre M | Height to Eave M | Nom. Diameter M | Outlet Height mm(7) | Cone Angle | Auger Length M (ft)(3) | Footing Plan Style | Wide Load Pilots(4) | Silos per truck(5) | Centre Fill Dia (mm) | Sight Glass Level Indication(6) | 4 Leg Base | White Colorbond Walls Roof |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| K432F | 32 | 30 | 6.0 | 5.0 | 3.4 | 700 | 50° | 11.9 (40') | 4 leg | N/A | 2 | 500 | STD | STD | STD |
| K440F | 40 | 38 | 6.8 | 5.8 | 3.4 | 700 | 50° | 13.6 (45') | 4 leg | N/A | 2 | 500 | STD | STD | STD |
| K442F | 42 | 40 | 6.2 | 5.2 | 3.8 | 700 | 50° | 12.7 (42') | 4 leg | 1 | 2 | 500 | STD | STD | STD |
| K452F | 52 | 49 | 7.2 | 6.0 | 3.8 | 700 | 50° | 15.0 (49') | 4 leg | 1 | 2 | 500 | STD | OPT | STD |
| K464F | 64 | 61 | 7.5 | 6.3 | 4.2 | 700 | 50° | 15.0 (49') | Round | 1 | 2 | 610 | STD | OPT | STD |
| K475F | 75 | 71 | 8.3 | 7.1 | 4.2 | 700 | 50° | 16.7 (55') | Round | 1 | 1 | 610 | STD | OPT | STD |
| K478F | 78 | 74 | 7.9 | 6.6 | 4.6 | 700 | 50° | 15.8 (52') | Round | 2 | 1 | 610 | STD | N/A | STD |
| K492F | 92 | 87 | 8.7 | 7.4 | 4.6 | 700 | 50° | 17.5 (57') | Round | 2 | 1 | 610 | STD | N/A | STD |
| K4106F | 106 | 100 | 9.6 | 8.2 | 4.6 | 700 | 50° | 19.1 (63') | Round | 2 | 1 | 610 | STD | N/A | STD |
SPECIFICATIONS (TOOWOOMBA)
| Model | Capacity M3 | Capacity Fertiliser T(1) | Height to Centre M | Height to Eave M | Nom. Diameter M | Outlet Height mm(7) | Cone Angle | Auger Length M(ft)(3) | Footing Plan Style | Wide Load Pilots(4) | Silos per Truck(5) | Centre Fill Dia. mm | 4 Leg Base |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| K440EFS | 40 | 38 | 6.8 | 5.8 | 3.4 | 700 | 50° | 13.6 (45') | 4 Leg | N/A | 1 | 610 | OPT |
| K450EFS | 50 | 48 | 7.9 | 6.9 | 3.4 | 700 | 50° | 15.8 (52') | 4 Leg | N/A | 1 | 610 | OPT |
| K451EFS | 51 | 49 | 7.2 | 6.1 | 3.8 | 700 | 50° | 14.4 (47') | 4 Leg | 1 | 1 | 610 | OPT |
| K464EFS | 64 | 61 | 8.3 | 7.2 | 3.8 | 700 | 50° | 16.6 (54') | 4 Leg | 1 | 1 | 610 | OPT |
| K477EFS | 77 | 73 | 9.4 | 8.3 | 3.8 | 700 | 50° | 18.8 (62') | 4 Leg | 1 | 1 | 610 | OPT |
| K462EFS | 62 | 59 | 7.5 | 6.3 | 4.2 | 700 | 50° | 15.0 (49') | ROUND | 1 | 1 | 610 | OPT |
| K478EFS | 78 | 74 | 8.6 | 7.4 | 4.2 | 700 | 50° | 17.2 (56') | ROUND | 1 | 1 | 610 | OPT |
| K493EFS | 93 | 88 | 9.7 | 8.5 | 4.2 | 700 | 50° | 19.4 (64') | ROUND | 1 | 1 | 610 | OPT |
| K471EFS | 71 | 68 | 7.7 | 6.4 | 4.4 | 700 | 50° | 15.4 (51') | ROUND | 1 | 1 | 610 | OPT |
| K488EFS | 88 | 84 | 8.8 | 7.5 | 4.4 | 700 | 50° | 17.6 (58') | ROUND | 1 | 1 | 610 | OPT |
| K4106EFS | 106 | 100 | 9.9 | 8.7 | 4.4 | 700 | 50° | 19.8 (65') | ROUND | 1 | 1 | 610 | OPT |
| K498EFS | 98 | 93 | 9.0 | 7.7 | 4.6 | 700 | 50° | 18.0 (59') | ROUND | 2 | 1 | 610 | OPT |
| K4116EFS | 116 | 110 | 10.1 | 8.8 | 4.6 | 700 | 50° | 20.0 (66') | ROUND | 2 | 1 | 610 | OPT |
- Fertiliser capacity calculated at 950 kg/m3.
- Max. Load based on engineering design for fertiliser at 1000kg/m3 This will vary for products with differing properties.
- Auger lengths are indicative only and are based on 30° angle (a lesser angle compared to grain).
- Pilot/Escort vehicle requirements may vary in certain locations (e.g. metropolitan areas).
- Number of silos that can be transported per delivery.
- One Sight Glass is standard in each ring, plus one additional sight glass high in top ring. Additional Sight Glasses are optional.
- Nominal outlet height
Actual tonnage capacity achieved in silos will vary according to a number of factors including bulk density (test weight), angle of repose and headspace volume (for aeration).
Brochures & Manuals
Ordering Process
1. Orders
Kotzur's experienced sales team will help you find the best Storage Solution and delivery date to suit your needs.
2. Made to Order
All our silo parts are made to order at our factory based in Walla Walla (NSW). Other handling and processing parts are made at our factory based in Toowoomba (QLD).
3. Earthworks and Site Preparation
Get ready for the installation of additional storage by completing any necessary earthworks.
4. Delivery and Installation
Kotzur Silo delivery and building teams will be in touch with you to let you know when your order will be delivered and installed. The duration of the installation process varies depending of the complexity of the set up.
