Megaroller Impact &
Rubber Disc Return Rollers
Megaroller’s Impact and Rubber Disc Return Rollers are designed to absorb the impact of
large loads of ore falling onto conveyor belts. This range of rollers incorporates Megaroller’s
proven Sealing Arrangement, and patented high-density polyethylene (HDPE) Bearing and
Seal Housing, to deliver strength and durability in hard-working conveyor systems.
Some advantages are:
Proven, Patented Technologies
- Advanced Sealing Arrangement (Patent number 99/5238) Megaroller’s patented Sealing Arrangement, consisting of a back seal, a shock resisting bearing cover, an outer seal, and four low-friction contact lip seals are proven by the SABS as the most effective sealing arrangement available on the
market. This unique sealing arrangement is non-corrosive, has a very low friction coefficient, and is highly resistant to chemicals, acid, water and wear. - High-impact Bearing and Seal Housing (Patent number 2001/6883) Megaroller’s patented Bearing and Sealing Housing, injection-moulded from
high-impact HDPE to ensure precision, eliminates the risk of misalignment and distortion. Due to its innovative design, the bearing and sealing housing is able to absorb the impact imposed by uneven loads and belt speed.
Cost-Effective and Durable:
Megaroller Impact and Rubber Disc Return Rollers are produced with the highest quality materials, using the latest technologies, according to strict manufacturing standards for superior performance. The rollers are covered with a series of rubber rings of adequate thickness and resistance to absorb the impact of large volumes of material falling onto the conveyor. Utilizing Megaroller’s innovative, patented HDPE Bearing and Seal Housing, Megaroller Impact and Rubber Disc Rollers eliminate the unwanted characteristics of steel bearing housings which could shorten the lifespan of the bearings and the roller. The Bearing Housing is made from HDPE which is revered for its high resistance to wear by abrasion; fire retardant characteristics; low friction co-efficiency; ability to absorb high impact forces; and high melting point. The patented Bearing Housing can, due to the design and material used, absorb a large amount of the impact due to uneven load and belt speed, which could otherwise be detrimental to the bearing.
Lubricated for life:
Bearing lubrication is an important factor affecting the theoretical lifespan of any
conveyor roller. Bearings are lubricated at the factory and placed in a protective
housing that is completely sealed by our unique sealing arrangement. This
eliminates the need to lubricate at the user level, prevents the risk of over or under lubrication, and mitigates the risk of bearing failure due to lack of lubrication.
Our high-spec lubricant ticks all the boxes:
- Contains Anti-Rust Additives
- Contains Anti-Oxidant Additives
- Excellent Water Repellent Properties
- Mechanical Stability
- High-Temperature Performance
- Operating Temperature from below -30ºc to +200ºc
Key differentiators:
- Lower noise level
- Absorbs the impact imposed by the force of loads falling onto the belt
- Minimises damage to the belt
- Megaroller design and assembly eliminate bearing misalignment
- Features the most effective bearing protection and sealing arrangement
available in the conveyor industry - Extends the lifespan of bearings
- Bearing housing is recyclable
- Bearing housing cannot cause any damage to the conveyer belt in the event of a bearing failure or if the roller stops rotating
- Lowers maintenance costs
- Competitive pricing
- Reduces Total Cost of Ownership
- Performs well in harsh weather and extreme applications
Megaroller MegaHybrid Roller Specifications:
OUTER DIAMETER/AVAILABLE SIZES |
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127 |
133 |
152 |
178 |
SHAFT SIZES/AVAILABLE OPTIONS |
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20 Series |
25 Series |
30 Series |
GAUGE LENGTH RANGE |
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250 to 1308 (Impact Rollers) |
460 - 1308 (Rubber Disc Return Rollers) |
SHAFT MATERIAL/AVAILABLE OPTIONS MILD STEEL |
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Mild Steel |
Stainless Steel |
STANDARD SHAFT VARIATIONS |
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Open-Ended |
Closed-Ended |
CUSTOM SHAFT MACHINING/AVAILABLE ON REQUEST |
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Stub |
Garland |
Extended |
Threaded |
Series 2000 End |
Hexagon Head End |
BEARINGS/AVAILABLE OPTIONS |
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B2K Inhouse Brand |
SKF |
BMG |
URB |
SPECIAL VARIATIONS/AVAILABLE ON REQUEST |
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Limited Fitted for Garland Rollers |
Short Roller Body |
Longer Roller Body |