GRAD big centrifugal blower ,industrial centrifugal cooling fan

  GRAD big centrifugal blower ,industrial centrifugal cooling fan  Product Description Welcome to GRAD,Focus on ventilation fan more than 20 years  1.0  GENERAL A.  Fans is 4-72 Series industrial centrifugal cooling fan manufactured by Shandong GRAD Group Co., Ltd,China.and of the size and capacity as indicated on the following specifications. B.  Fans got CCC & ISO 9001, 14001 18001 Certificate, our fans will be tested before leaving factory and have  the testing report. C.  Fans has the profermance of high efficicency,low noise and low revolution. 2.0  FAN MODEL A. We have many models of the centrifugal fans. Please provide us the air flow, pressure, motor power and speed for choosing the correct model. Parts of our fan parameter table are listed below.    3.0  FAN MOTOR AND DRIVE A. Voltage, frequency & materials could be customized.  B. Motor power & RPM as the following specification schedule. C.The fan is not appended bearing support, impeller and motor drive directly.  4.0  APPLICATIONS  a.General Ventilation     b.Process ventilation     c.Contaminated Air Streams d.Mining Ventilation      e. Air-conditioner          f.Fumes duct or smoke removal    Part of the fan models and specifications  4-72 series industrial centrifugal cooling fan display   Packaging & Shipping    Usually we use plywood package or naked package. Some of the products like fan coil unit or table tennis board have standard carton package. The shipping terms are LCL, 20’ container, 40’ container.  Our Services Before-sale services:    (1) Tell customers how to use our products and matters needing attention.  (2) Guide customers to choose the best and economic product, recover the investment within short time.    (3) Site inspection if you need.    In-Sale services:    (1)Quality control must be inspected strictly.    (2)In accordance with the agreements stipulated in the contract.      After-sale services:    (1) If the project needs our installation guidance, we can send our engineer and translator. We can also send customers installation video to teach them how to fix and operate with  our product.   (2) Usually, our product warranty is 18 months after leaving factory or 12 months after installation. within this months, all parts broken will be responsible for our factory. (3) Regular contact with customer, consult with the customer feedback, come true with  the customer's two-way communication.   Company Information   Shandong GRAD Group Co., Ltd. is located in Dezhou city, Shandong Province,covering an area of 450,00 square meters. It is a large modern enterprise group with central air-conditioning, ventilation, FRP products research development, design, production, sales, installation and maintenance.It is the backbone enterprise of "Dezhou • Central air-conditioned city" named by China Refrigeration and Air Conditioning Industry Association(CRAA). GRAD Group products include: central air conditioning series products(chillers, air conditioners, fan coils, cooling towers, ventilators and accessory products), FRP series products (FRP winding pipes and storage tanks), SMC moulding products (water tanks, table tennis boards, basketball boards, manhole covers, etc) . All products have been inspected by the national quality inspection department.   our foreign friends GRAD Sincerely welcome your arrival   contact to us If you have any question,please fell free to contact with following information.