Rotorcomp Air End Evo9-Nk Screw Air Compressor Head

• Customization: Available
• Customized: Customized
• Standard Component: Standard Component
• Model NO.: EVO9-NK
• Material: Cast Iron
• Category: Compressor Head
• Weight: 202kg
• Motor Power(Min~Max): 22~55kw
• Max Flow Rate: 8.4m3/Min 300cfm
• Pressure Range: 5~15bar
• Dimensions: 713*592*575mm
• Transport Package: Wooden Box
• Specification: 713*592*575mm
• Trademark: Rotorcomp
• Origin: Germany
• Production Capacity: 10000 Set/Month
• Package Size: 75.00cm * 60.00cm * 55.00cm
• Package Gross Weight: 220.000kg

Product Description

Product Description

ROTORCOMP Air end Evo9-Nk Screw Air Compressor Head 

• Rotorcomp air end
• Long life warranty
• Stable running
• Big flow rate
• All series of ROTORCOMP screw air end,we have them all in stock, including AA,AB(6pcs bearings),AC( 4 pcs bearings).

Our EVO9®-NK compact unit is an oil-injected screw compressor module that integrate the main parts of a compressor system and provide optimum operation reliability and reduced design costs for your compressor package. The following components are integrated into each compact unit: EVO® oil-injected air end with ROLLING PROFILE®, intake valve with control unit and air filter, oil reservoir and oil separation system with coalescing cartridge(s), oil filter and oil thermostat valve, minimum pressure valve and non return valve.

EVO- SCREW AIR ENDS
RELIABLE AND VERSATILE
* Our oil-injected screw air ends create the heart of your compressor system.
* Used with our wide range of components, you can build the perfect compressor package with ultimate efficiency, low noise, at the highest quality standards.

ADVANTAGES:
* New ROLLING PROFILE® - ultimate efficiency with reduced noise
* Long life cycle due to increased bearing dimensions and wear-free ROLLING PROFILE
* Wide operating pressure range from 5 to 15 barg
* High quality manufacturing and assembling - "Made in Germany"
* Quality assurance - bench test of every air end before leaving our factory
* Easy application selection with our new ROTORCOMP® SIZING AIR software
* Highest flexibility for your package design• Suitable for all types of drive motors
• Drive options: Belt drive, direct drive, internal gear drive
• Base and face-flange mounting

 

Ultimate efficiency and reduced noise through 1. High volumetric output due to · Reduced internal leakage · Thermally optimized oil injection system · Improved suction port efficiency giving reduced internal losses 2. Low power consumption due to · Optimized torque characteristics and reduced internal friction · Improved outlet port with lower pressure losses 3. Reduced noise and low vibration due to · Smooth rolling of the rotors with new ROLLING PROFILE® · Optimized outlet port

Technical Parameters

 

Model	Recommended motor power min.-max		Max.flow rate at 7 barg /100 psig		Pressure range min.-max.		Net weight approx.
	kW	hp	m³/min	cfm	barg	psig	kg	lbs
EVO1-NK	2.2-5.5	3-7.5	0.8	30	5-15	70-220	31	68
EVO2-NK	4.0-11	5-15	1.6	60	5-15	70-220	40	88
NK31	3-7.5	5-10	1.2	43	5-15	70-220	39	86
EVO3-NK	7.5-18.5	10-25	2.8	100	5-15	70-220	54	119
EVO6-NK	15-37	20-50	5.5	200	5-15	70-220	99	218
EVO9HK	22-55	30-75	8.4	300	5-15	70-220	19g	439
NK200	45-75	60-100	11.5	408	5-15	70-220	263	580
*reduced maximum power and maximum rotation speed input at pressure below 7 barg

Packaging & Shipping

Packaging & Shipping

1. Packing Details: Plywood crate pallet plus foam board and bubble film, Full closed wooden case. 1pcs/each package (for stationary screw air compressor)
2.Shipping method: by sea, by LCL/FCL or as requested
3.Delivery method: FOB, CFR, CIF and EXW etc.
4.Delivery time: in 7-15 days after receiving deposit (customized machines not included)

Company Profile

Shanghai Rocky Machinery Co., Ltd. was established in 2003 and has 18 years of experience in the air compressor industry. It is an innovative enterprise integrating production, trade, service, research and development.

Our company dominates strong technical skill, advancing manufacture equipment and testing device, execute strictly of ISO9001 quality management system.
 

As a CE certificated manufacturer, our Oil-free series air compressor also reaches Germany TUV Class 0 standard. Main products have passed the testing of national technical authorities, energy consumption level has reached the international advanced level.

With more than 120 skilled employees and 18 senior engineers, each production process is performed standardly and strictly. Germany technology and 14 years export experience have helped us to gain more than 30 loyal overseas agents, and our valued customers have spread across more than 130 countries.
 

Rocky will continue to promote technological innovation and progress in line with the mission of "innovation reflects value", and achieve win-win results with global partners, suppliers and employees. Create a new world of "energy saving, envir-onmental protection and intelligence" in

the field of air compressors.

FAQ

Q1. Are you trading company or manufacture ?
A: We are professional manufacture of screw air compressor of Taicang,Jiangsu,China. More than 18 years of experience in air compressor manufacturing.

Q2. How long is the delivery time ?
A: For standard voltage ,15 working days. Non-standard ,please contact our sales.

Q3. What's payment term ?
A: T/T, L/C, D/P, Western Union, Paypal, Credit Card, and etc. Also we could accept USD, RMB, Euro and other currency.

Q4. How about your after-sales service ?
A: 1.Provide customers with installation and commissioning online instructions.
     2. Well-trained engineers available to overseas service.
     3.Worldwide agents and after service avaiable.arrange our engineers to help you training and installation.

Q5. How about your warranty?
A: One year for the whole machine and two years for screw air end, except consumable spare parts.

Q6. Do you have any certificate ?
A: Yes, per different customer's market need ,we can offer CE ,ISO etc certificate.

Q7. What about the maintenance ?
A: First maintenance need to be done after 500Hours, and then every 2000-3000 hours to do the normal maintenance, and consider the actual environment.

Q8. How do you control quality ?
A: 1. The raw materials are strictly inspected
     2. Some key parts are imported from overseas
     3. Each compressor must pass at least 5 hours of continuous testing before leaving the factory.

Q9. Do you offer OEM service ?
A: Yes.Both OEM & ODM service can be accepted.

Q10.How long could your air compressor be used?
A: Generally, more than 10 years.