Durable outer housing.
Precision crafted inner section
featuring multiple connection options.
Specialized, high-performance elastomer compound cords.
damping, pressing, guiding
Suspension
Elastic suspension for all types of screening machines and shaking conveyors. ROSTA offers the widest range of oscillating mounts. From standard mounts to heavy duty. Also available in stainless steel.
ROSTA offers suspension systems with the highest levels of isolation and efficiency for all free oscillating vibrating systems, from onion sorting shakers to dewatering screens in mines.
Product information
For over 60 years ROSTA has supplied many vibrating screens and conveyor manufactures with our oscillating mounts. We can certainly say, that this one is our core business.
Is it a free oscillating or guided shaker conveyor? Or even a gyratory sifter? Contact us we have the right solution for your system.
product selection tool
ROSTA STANDARD TORSION SPRING SELECTOR
Standard ROSTA Element size 'A x B'
Lever/Arm Length 'L' [mm]
mm
Selection tool recommendations are general in nature and may not be suitable for specific applications and installations. Consider the comprehensive product data and guidelines provided in the ROSTA catalogue and other resources. For further assistance, contact your local ROSTA representative
| Torsion Angle | Torque | Max. Force |
|---|---|---|
| 5˚ | 26Nm | 65.0N |
| 10˚ | 60.8Nm | 152.0N |
| 15˚ | 101.2Nm | 253.0N |
| 20˚ | 156Nm | 390.0N |
| 25˚ | 226Nm | 565.0N |
| 30˚ | 324Nm | 810.0N |
Comments:
1. All of the values provided are based on standard ROSTA rubber compound: Rubmix 10. Other rubber compounds are available.
2. ROSTA non-standard and dual elements are available.
3. Not inclusive of cold flow effect.
Types
Type DK-A
Round housing and inner square section made of light alloy profiles.
Type DK-S
Round housing and inner square section made of light alloy profiles.
Type DO-A
Housing up to size 45 made out of light alloy profile, size 50 made out of spheroidal graphite cast iron, inner square section made out of light alloy profile with four "throughbores".
Type DR-A
Steel housing with inner square section made of light alloy with four small bores.
Type DR-C
Steel housing with inner square section made of light alloy with one big through bore.
Type DR-S
Housing made out of steel, inner square section made out of steel tube for mounting "plug-in" lever arms on one or both sides.
Type DW-A 15-38
The housings of the element sizes DW-A 15 to 38 are made out of light alloy profile.
Type DW-A 45-50
The housings of the element sizes DW-A 45 and 50 are made out of light alloy profile.
Type DW-A 60-100
The housings of the ele1ment sizes DW-A 45 to 50 are made out of spheroidal cast iron with inner square sections made out of light alloy profile.
Type DW-C 15-38
The housings of the element sizes DW-C 15 to 38 are made out of light alloy profile and are equipped with lateral fixation flanges .
Type DW-C 45-50
The housings of the element sizes DW-C are made out of light alloy profile.
Type DW-S 15-38
The housings of the element sizes DW-S 15 to 38 are made out of light alloy profile.
Type DW-S 45-50
The housings of the element sizes DW-S 45 and 50 are made out of spheroidal cast iron.
Explore ROSTA
Many companies worldwide value our products and recommend them to others. But read for yourself what our customers have to say about their experiences with us.
core technology
The ROSTA Element, an elastomer powered torsional spring, is central to our range of specialized machine components designed to provide a combination of useful functions. ROSTA components offer dependable performance across a broad spectrum of industrial applications
refurbish
Select ROSTA elements are capable of being refurbished by replacing either the rubber cords, the inner mounting or the outer housing. Not only is this efficient, but its great for the environment as well.
Contact Sales to learn more about our refurbishment options.
ACCESSORIES
Type BK
ROSTA modules should be connected on machine parts/structures by means of the standardized clamps and brackets.
Type BR
ROSTA modules should be connected on machine parts/structures by means of the standardized clamps and brackets.
Type Chain Rider P
This high-quality rider is made of friction resistant industrial plastic and allows the use on both rider sides.
Type Chain Rider Type Set-P
The high-quality rider is made of friction resistant industrial plastic and allows the use on both rider sides.
Type Roller R
The roller is made of high-quality industrial plastic material with two self-lubricating ball bearings 2Z.C3.
Type Roller RL
The tensioning roller is made of industrial plastic material with two self-lubricating ball bearings 2Z.C3 and is designed for light-duty drives.
Type Wheel N
The sprocket wheel runs on a self-lubricating ball bearing 2Z.C3.
Type Wheel set - type N
The ROSTA sprocket wheel set completes the tensioning element for applications in chain drives.
Type WS
ROSTA modules should be connected on machine parts/structures by means of the standardized clamps and brackets.
other products
Elastic suspension for all types of screening machines and shaking conveyors. ROSTA offers the widest range of oscillating mounts. From standard mounts to heavy duty. Also available in stainless steel.
contact us
Get in touch with us. Find your ROSTA company or the ROSTA distribution partner in your country nearest to you and let us know how we can support you to make you successful in your market.