Tag Archives: Conveyor Chain And Sprocket China

China Chain and sprocket factory : Agricultural ball chain sprocket in Marseille France Chains Roller Chain and Conveyor Chain Agricultural Chains ANSI and BS Series Carbon Steel Stainless Steel with ce certificate top quality low price

China Chain and sprocket factory : Agricultural ball chain sprocket  in Marseille France  Chains   Roller Chain and Conveyor Chain Agricultural Chains ANSI and BS Series Carbon Steel Stainless Steel with ce certificate top quality low price

We – EPG Team the largest Chain and agricultural gearbox manufacturing unit in China with 5 diverse branches. For more specifics: Mobile/whatsapp/telegram/Kakao us at: 0086-13083988828

Thanks to our sincerity in giving greatest services to our clientele, comprehension of your requirements and overriding perception of accountability toward filling purchasing demands,a specialized provider of a full selection of chains, sprockets, gears, gear racks, V-belts, couplings and reducers, pto shaft, agricultural gearboxes….EPG We are searching ahead to building successful company interactions with new customers all around the globe in the foreseeable future.roller chain satisfies or exceeds ANSI expectations and is manufactured in ISO qualified factories. As is the case with our pillow block bearings and ball bearings, our roller chain elements are tested prior to shipment to insure top quality. The roller chain components and roller chains we provide are pre-stretched to insure you have limited sag. It also will come with solid rollers, ensuring that it is of the maximum top quality. ISO 9001:2000 accredited. Stocking distributor of electricity transmission items which includes roller & multiple strand roller chains. Goods also contain brakes, drive elements, gears, torque limiters, U-joints, pulleys, sheaves, encoders, belt drives, clutches & motors are also obtainable. Agricultural equipment, Upkeep of agricultural machinery, 
Upkeep and right after-revenue provider of agricultural machinery,agricultural machinery part and elements,farm equipment generation,administration for agricultural machinery,farm machinery generation

The use of authentic products manufacturer’s (OEM) element figures or trademarks , e.g. CASE® and John Deere® are for reference needs only and for indicating merchandise use and compatibility. Our organization and the outlined substitute elements contained herein are not sponsored, authorized, or made by the OEM.

China Chain and sprocket factory : Agricultural ball chain sprocket  in Marseille France  Chains   Roller Chain and Conveyor Chain Agricultural Chains ANSI and BS Series Carbon Steel Stainless Steel with ce certificate top quality low price

China Chain and sprocket factory : Agricultural ball chain sprocket  in Marseille France  Chains   Roller Chain and Conveyor Chain Agricultural Chains ANSI and BS Series Carbon Steel Stainless Steel with ce certificate top quality low price

China Chain and sprocket factory : Agricultural ball chain sprocket  in Marseille France  Chains   Roller Chain and Conveyor Chain Agricultural Chains ANSI and BS Series Carbon Steel Stainless Steel with ce certificate top quality low price

China Chain and sprocket factory : Agricultural ball chain sprocket  in Marseille France  Chains   Roller Chain and Conveyor Chain Agricultural Chains ANSI and BS Series Carbon Steel Stainless Steel with ce certificate top quality low price

China Chain and sprocket factory : Motorized 240-3 roller chain dimensions in Makassar Indonesia Roller Conveyor Pipe Conveying System for Pallet with Adjustable Guardrail with ce certificate top quality low price

China Chain and sprocket factory : Motorized 240-3 roller chain dimensions  in Makassar Indonesia  Roller Conveyor Pipe Conveying Program for Pallet with Adjustable Guardrail with ce certificate prime quality minimal price

We – EPG Team the greatest Chain and agricultural gearbox factory in China with 5 diverse branches. For more particulars: Cellular/whatsapp/telegram/Kakao us at: 0086-13083988828

In 2000, EPG took the lead in attaining ISO14001 surroundings administration certificate and thereafter passed the inspection of clear generation and recycling economy, profitable the title of “Zhejiang Inexperienced Organization”.ISO With EPG model registered in much more than 70 countries like The us , Europe , Japan and so on, it has associates amongst globe top enterprises, such as JOHNDEERE, NEW HOLLAND, CLAAS, HONDA, KUBOTA, YANMAR, and many others.9001 licensed company of precision roller chains. Types consist of single and multiple strand, hollow pin, side bow, rollerless, self-lubricating, straight sidebar, double pitch, brushed, nickel plated, armor coated, 304 stainless steel, leaf, hoist and O-ring, citrus, sorting and caterpillar roller chains. engineering course chains & precision roller chains. Solitary strand chain, multi-strand chains, double pitch chains, corrosion resistant chains, self-lubricating chains, attachment chains, leaf chains, and specialty chains. Motorized Roller EPT Pipe Conveying System Gravity EPT Roller for Pallet with Adjustable Guardrail
Motorized Roller EPT Pipe Conveying Program Gravity EPT Roller for Pallet with Adjustable Guardrail
pipe roller conveyor method Brief Introduction
Apps for gravity/driven roller conveyor include: 
-Transportation of goods(packing containers, bags, packages, parcels, trays,pallets etc)
-Loading and unloading of trucks
-Conveyance inside of choosing areas
-Assembly or kitting areas
-Mounting to carts, scales or EPT industrial machinery
-Loading and unloading of manufacturing tools

pipe roller conveyor method compositions
It is mainly composed by the transmission roller, frame, bracket, driving device etc.

All of our roller conveyors can be made in:
-Powder coated mild steel
-Stainless metal-Equally 304 and 316
-Galvanised steel
-Aluminium (ultra mild weight programs only)
The roller can be manuafacturered in:
-PVC
-Galvamized Steel
-PU Coated Steel
-Rubber Coated Metal
-Stainless steel304

pipe roller conveyor method parameters

Driving type unpowered, powered
Format linear conveying, incline conveying and turn conveying.
Turning radius 600mm,900mm,1200mm
EPT width 300mm,500mm,600mm,800mm,1000mm etc
EPT top Tailored
Roller diameter 38mm, 50mm, 60mm, 76mm, 89mm etc.
Roller pitch Customized
Dynamic form reduction motor driving, electric roller driving etc
Transmission form single sprocket wheel, double sprocket wheel, O type belt, plane friction
transmission belt, synchronous belt etc
Speed adjustment form frequency control, stepless speed etc.

Much more detai EPT of pipe roller conveyor program:
1,There are set feet and Cellular: +86~13083988828 whee EPT avaliable.

2,The rollers can be reduce or greater or same height with the frame.
Characteristics of pipe roller conveyor technique
one.Simple structure, high reliability, convenience in operation and maintenance.
two.Large throughput, quick speed, running fast.
three.Realize many varieties of transmission of collineation and distributary.

four.The mechanized and automated loading&unloading operations improves the distribution effectiveness, shorten logistics time, and reduces labor intensity.
 

More photographs of pipe roller conveyor technique

There also have EPT telescopic roller table conveyor avaliable:

gravity roller table conveyor system packing&Shipping and delivery:
-Usually packed in Plywood situation or non-packed in 1 20ft container if required.
-Cargo inside of 10~20 doing work days following the advance/complete payment.

FAQ:
1.Who We Are?
HangZhou Syoung EPT Co.,Ltd combines developing,manufacturing and advertising and marketing conveying technique for a lot of a long time and has been proved to be EPT consumers, welcome in conveying industry.

two.Why Choose Us?
Novel creating idea,excellent conveyors in each good quality and form!
Tailored conveyor solutions at competitive price tag!
Be EPT on-time delivery, thorough set up and debugging instructions!

3.Could you quote me your stHangZhourd conveyor?
Sorry, all conveyors is non-stHangZhourd equipment, please let me know underneath detai EPT to offer you the be EPT price tag.
–Run or unpowered
–Size, peak, width of the conveyor
–Transported object device weight
–Material of the conveyor, stainless metal or carbon steel or others

We also customize as your unique demands, such as adjustable pace, adjustable peak and so forth.

We can provide you solitary unit roller conveyor or conveyor line, if you are interested in roller conveyors, p EPT speak to Rita for far more information.
Welcome to get in touch with Rita for more detai EPT of roller conveyor!

The use of unique tools manufacturer’s (OEM) part figures or logos , e.g. CASE® and John Deere® are for reference needs only and for indicating product use and compatibility. Our company and the listed replacement areas contained herein are not sponsored, approved, or created by the OEM.

China Chain and sprocket factory : Motorized 240-3 roller chain dimensions  in Makassar Indonesia  Roller Conveyor Pipe Conveying Method for Pallet with Adjustable Guardrail with ce certificate leading good quality reduced price

China Chain and sprocket factory : Motorized 240-3 roller chain dimensions  in Makassar Indonesia  Roller Conveyor Pipe Conveying System for Pallet with Adjustable Guardrail with ce certificate best top quality minimal price

China Chain and sprocket factory : Motorized 240-3 roller chain dimensions  in Makassar Indonesia  Roller Conveyor Pipe Conveying Technique for Pallet with Adjustable Guardrail with ce certificate best good quality minimal price

China Chain and sprocket factory : Motorized 240-3 roller chain proportions  in Makassar Indonesia  Roller Conveyor Pipe Conveying Technique for Pallet with Adjustable Guardrail with ce certification leading quality reduced value

China Chain and sprocket factory : Short types of roller chain links in Abidjan Côte d’Ivoire Pitch Conveyor Roller Chain Attachments with ce certificate top quality low price

China Chain and sprocket factory : Short types of roller chain links  in Abidjan Côte d'Ivoire  Pitch Conveyor Roller Chain Attachments with ce certificate top quality low price

We – EPG Group the biggest Chain and agricultural gearbox manufacturing facility in China with 5 diverse branches. For a lot more particulars: Mobile/whatsapp/telegram/Kakao us at: 0086-13083988828

EPG will constantly adhere to it organization spirit of being useful, modern, effective and exceptional to make the best global transmission travel.EPG At any time-Energy Group CO., LTD. IS Expert IN Making ALL Sorts OF MECHANICAL TRANSMISSION AND HYDRAULIC TRANSMISSION LIKE: PLANETARY GEARBOXES, WORM REDUCERS, IN-LINE HELICAL Gear Pace REDUCERS, PARALLEL SHAFT HELICAL Equipment REDUCERS, HELICAL BEVEL REDUCERS, HELICAL WORM Equipment REDUCERS, AGRICULTURAL GEARBOXES, TRACTOR GEARBOXES, Auto GEARBOXES, PTO Generate SHAFTS, Specific REDUCER & Related Equipment Factors AND OTHER Associated Goods, SPROCKETS, HYDRAULIC Technique, VACCUM PUMPS, FLUID COUPLING, Gear RACKS, CHAINS, TIMING PULLEYS, UDL Speed VARIATORS, V PULLEYS, HYDRAULIC CYLINDER, Equipment PUMPS, SCREW AIR COMPRESSORS, SHAFT COLLARS Lower BACKLASH WORM REDUCERS AND pto shaft, agricultural gearboxes SO ON. roller chain meets or exceeds ANSI requirements and is produced in ISO accredited factories. As is the situation with our pillow block bearings and ball bearings, our roller chain components are examined prior to cargo to insure quality. The roller chain components and roller chains we provide are pre-stretched to insure you have minimal sag. It also arrives with sound rollers, making sure that it is of the greatest top quality. assistance necessary.

Brief Pitch EPT Roller Chain Attachments

Principal Merchandise

Company Info

EPT Sector Co., Ltd. is a specialised provider of a entire assortment of chains, sprockets, gears, gear racks, v belt pulley, timing pulley, V-belts, couplings, machined elements and so on.

 

Due to our sincerity in supplying be EPT services to our consumers, knowing of your requirements and overriding sense of duty towards filling ordering needs, we have received the tru EPT of consumers globally. Getting gathered precious expertise in cooperating with foreign customers, our goods are offering effectively in the American, European, South American and Asian marketplaces.Our merchandise are made by contemporary computerized equipment and products. Meanwhile, our goods are created according to large high quality stHangZhourds, and complying with the international superior stHangZhourd conditions.

 

With a lot of years’ knowledge in this line, we will be dependable by our benefits in aggressive price, one-time shipping, prompt response, on-hand engineering support and excellent right after-sales services.

 

Additionally, all our creation procedures are in compliance with ISO9001 stHangZhourds. We also can layout and make non-stHangZhourd items to meet up with customers’ unique demands. Top quality and credit rating are the bases that make a company alive. We will provide be EPT services and substantial quality products with all sincerity. If you need any information or samples, please get in touch with us and you will have our before long reply.

 

Packaging & Shipping

 

Exhibition

Contact Us

The use of original products manufacturer’s (OEM) component numbers or logos , e.g. CASE® and John Deere® are for reference reasons only and for indicating solution use and compatibility. Our organization and the detailed alternative elements contained herein are not sponsored, authorized, or produced by the OEM.

China Chain and sprocket factory : Short types of roller chain links  in Abidjan Côte d'Ivoire  Pitch Conveyor Roller Chain Attachments with ce certificate top quality low price

China Chain and sprocket factory : Short types of roller chain links  in Abidjan Côte d'Ivoire  Pitch Conveyor Roller Chain Attachments with ce certificate top quality low price

China Chain and sprocket factory : Short types of roller chain links  in Abidjan Côte d'Ivoire  Pitch Conveyor Roller Chain Attachments with ce certificate top quality low price

China Chain and sprocket factory : Short types of roller chain links  in Abidjan Côte d'Ivoire  Pitch Conveyor Roller Chain Attachments with ce certificate top quality low price

China Chain and sprocket factory : Factory roller chain master link China in Tshikapa Democratic Republic of the Congo Price Chain Plate Apron Conveyor Manufacturer with ce certificate top quality low price

China Chain and sprocket factory : Factory roller chain master link China in Tshikapa Democratic Republic of the Congo  Price Chain Plate Apron Conveyor Manufacturer with ce certificate top quality low price

We – EPG Team the most significant Chain and agricultural gearbox manufacturing facility in China with 5 distinct branches. For more particulars: Cell/whatsapp/telegram/Kakao us at: 0086-13083988828

We have exported our items to Korea, Turkey, Bulgaria, Romania, Russia, Italy, Norway, the United states of america, Canada, and so on. Our Quality and credit rating are the bases that make a company alive. a specialized supplier of a total variety of chains, sprockets, gears, gear racks, V-belts, couplings and reducers, pto shaft, agricultural gearboxes….huge stock ranges on zinc plated, reliable metal shaft collars guarantee prompt fulfillment of any measurement requirement. Unplated, black-oxide and stainless metal reliable collars are easily accessible. Black-oxide steel clamp variety collars are equally stocked for unbeatable provider. Mounted bearing and linear bearing orders are routinely delivered within 24 hrs and our change-all around time on minimize-to-length linear shafting will exceed your expectations. EPG roller chain meets or exceeds ANSI expectations and is manufactured in ISO accredited factories. As is the circumstance with our pillow block bearings and ball bearings, our roller chain elements are tested prior to shipment to insure top quality. The roller chain parts and roller chains we supply are pre-stretched to insure you have restricted sag. It also arrives with solid rollers, guaranteeing that it is of the maximum top quality. Solution Description   

The unpowered roller conveyor relies on the roller to total the transportation, which is suited for the transportation of all types of packing containers, luggage, pallets and EPT pieces of items.The unpowered roller conveyor is mostly composed of rollers, supporting legs, pulling supports, regulating feet and EPT components.

It is effortless to connect and filter in between the unpowered roller conveyors, and the sophisticated logistics transportation method can be composed of a number of roller conveyor traces and EPT conveyors or special equipment to fulfill numerous technological demands.The unpowered roller conveyer is ideal for transporting products with flat base.It has the traits of massive amount of conveyors, fa EPT velocity and simple procedure, and it can realize several types of widespread line distributary conveyors. It is the mo EPT widely employed variety of conveyors.

Detailes  
 

Powerless roller conveyer

Equipment body optional content: carbon steel, stainless metal, aluminum alloy, and so on.

Roller content: galvanized carbon steel, chrome plated carbon steel, carbon steel
, stainless metal, aluminum alloy, PVC, Abs, and so forth
 

Please confirm the following complex parameters:

one. Length, width and peak of the conveying item

2. Weight of each and every conveying unit

3. Base condition of the conveyor

four. No matter whether there are unique functioning setting specifications (such as humidity, substantial temperature, impact of chemical compounds, and many others.)

5. The conveyor is mounted or Mobile: +86~13083988828

6. EPT particular customization needs

Packing & Delivery   

Our Company           

 

The use of original equipment manufacturer’s (OEM) part quantities or trademarks , e.g. CASE® and John Deere® are for reference purposes only and for indicating item use and compatibility. Our firm and the outlined alternative areas contained herein are not sponsored, approved, or created by the OEM.

China Chain and sprocket factory : Factory roller chain master link China in Tshikapa Democratic Republic of the Congo  Price Chain Plate Apron Conveyor Manufacturer with ce certificate top quality low price

China Chain and sprocket factory : Factory roller chain master link China in Tshikapa Democratic Republic of the Congo  Price Chain Plate Apron Conveyor Manufacturer with ce certificate top quality low price

China Chain and sprocket factory : Factory roller chain master link China in Tshikapa Democratic Republic of the Congo  Price Chain Plate Apron Conveyor Manufacturer with ce certificate top quality low price

China Chain and sprocket factory : Factory roller chain master link China in Tshikapa Democratic Republic of the Congo  Price Chain Plate Apron Conveyor Manufacturer with ce certificate top quality low price

China Chain and sprocket factory : Triple rs12b chain in Comilla Bangladesh Speed Conveyor Chains with ce certificate top quality low price

China Chain and sprocket factory : Triple rs12b chain  in Comilla Bangladesh  Speed Conveyor Chains  with ce certificate top quality low price

We – EPG Group the greatest Chain and agricultural gearbox manufacturing facility in China with 5 distinct branches. For far more particulars: Cell/whatsapp/telegram/Kakao us at: 0086-13083988828

EPG has established up a full set of high quality management program which is supplied with superior inspection and check products. Maker we source chromed bar and tubes for hydualic and pheumatic cylinders, pto shaft, agricultural gearboxes and many others. of standard and custom made roller chains. Suitable for ageing, anxiety relieving, warmth treating and powder coating programs. Aerospace, automotive, armed forces, power, composite, pharmaceutical and a variety of other industries served. Turnkey techniques integration and most items offered in stock. ISO 9001 accredited company of precision roller chains. Kinds incorporate one and multiple strand, hollow pin, facet bow, rollerless, self-lubricating, straight sidebar, double pitch, brushed, nickel plated, armor coated, 304 stainless steel, leaf, hoist and O-ring, citrus, sorting and caterpillar roller chains. Triple Pace EPT Chain (BS25,BS30)

We possess the advanced tools and the sophisticated technological innovation, these kinds of as: 
1. C EPT Designer
2. Wire Cutting Device
3. Chain Working In Device
4. EPT Furance
5. Ball Drift
six. Shot Peened Areas
7. Layout Of Hyperlink Plate Waist
Packaging accprding to the customers’ calls for
To make the clients’ satifaction is our massive goal and matter.

Pack Depth:

Firm Detail:

EPT is a single of a expert exporter with exporting Electrical power TRANSMISSION Elements: Roller chains,conveyor chain,stainless metal chains,agricultural chains, metal detachable chains, particular chains, sprockets, s. S. Sprockets, HRC couplings, pulleys, bushes and so on. All these merchandise have been provided often to World Extensive for over fifteen years. 

 

Welcome get in touch with for more specifics.

EPT Gao(Revenue)
Tran-Vehicle Industries Co.,Restricted
716 Gold River Middle,NO.88 Shishan Rd.,
EPT District,HangZhou,P.R.China.P.C.:215011
Cellular: +86~13083988828:-512-65830037/15862544283
Fax:-512-65529992

 

Chain NO Pitch(mm) Bodyweight For every Meter
BS25-C206B 19.05 .52
BS25-C208A 25.4 .79
BS25-C210A 31.seventy five 1.36
BS25-C212A 38.one two.19
BS30-C206B 19.05 .5
BS30-C208A twenty five.four .83
BS30-C210A 31.seventy five one.27
BS30-C212A 38.1 two.14

The use of first tools manufacturer’s (OEM) portion quantities or emblems , e.g. CASE® and John Deere® are for reference reasons only and for indicating product use and compatibility. Our business and the outlined substitute components contained herein are not sponsored, accredited, or made by the OEM.

China Chain and sprocket factory : Triple rs12b chain  in Comilla Bangladesh  Speed Conveyor Chains  with ce certificate top quality low price

China Chain and sprocket factory : Triple rs12b chain  in Comilla Bangladesh  Speed Conveyor Chains  with ce certificate top quality low price

China Chain and sprocket factory : Triple rs12b chain  in Comilla Bangladesh  Speed Conveyor Chains  with ce certificate top quality low price

China Chain and sprocket factory : Triple rs12b chain  in Comilla Bangladesh  Speed Conveyor Chains  with ce certificate top quality low price

China Chain and sprocket factory : High drag conveyor vs chain conveyor China in Makhachkala Russian Federation Quality Short Pitch Precision Roller Chain with ce certificate top quality low price

China Chain and sprocket factory : High drag conveyor vs chain conveyor China in Makhachkala Russian Federation  Quality Short Pitch Precision Roller Chain  with ce certificate top quality low price

We – EPG Team the biggest Chain and agricultural gearbox manufacturing unit in China with 5 diverse branches. For far more specifics: Cellular/whatsapp/telegram/Kakao us at: 0086-13083988828

We are looking forward to creating profitable organization relationships with new clientele about the globe in the potential.No With numerous years’ expertise in these traces, we have been distinguished from other suppliers in China by our benefits in competitive pricing, on-time delivery, prompt responses, on-hand engineering help and good soon after-income companies. other variety of chains can defeat EPG for range. Apart from standard roller chains of all types and dimensions, roller chains with attachments and double pitch roller chains, we also supply unique chains these kinds of as grip chains, accumulation chains, elastomeric profile chains, leaf chains, bushed conveyor chains, hollow pin chains and a lot of other versions. Upkeep-totally free or corrosion-evidence chains are available for unique applications. Our pin oven chains and tube conveyor chains allow a wide variety of answers for the productive manufacturing and the best possible conveying of cans and tubes. Uncover out much more about our solution Producer of roller push chains for energy transmission purposes from standard industrial to operations in specialized locations this kind of as meals processing, weighty development tools, and oil field providers. Available in double pitch travel and regular roller chains with single and numerous strand configurations. Requirements include .25 to 3 in. chain pitch, .13 to 1.88 in. length amongst sidebars, and .09 to .ninety four in. pin diameter. Obtainable with characteristics such as circumstance-hardened and armor-cased pins, pre-stressed approach, corrosion and shock resistance, and stainless metal supplies. Offers submit-sale help companies. Brief Pitch Precision Roller Chain (B sequence)

one. Substance: Alloy Steel
2. Area Remedy: Shot peening
three. Application: All of the industry device.
four. Chain No:

   35-2 / forty-2 / 50-2 / 60-2 / eighty-2 / 06B-2 / 08B-2 / 10B-2 / 16B-2, and so forth.
 

Product name  Short Pitch Precision Roller Chain (B sequence)
Materials Available  one. Stainless Steel: SS304, SS316, and many others
two. Alloy Steel: 45Mn, 42CrMo, 20CrMo, and many others
three. OEM according to your request
Surface Treatment Shot peening, Blackening, Oxygenation, Sharpening, Zinc-plated, Nickel-plated, Anodized, and many others.
Attribute Fire Resistant, Oil Resistant, Heat Resistant
Design and style criterion ISO DIN ANSI & Customer’s Drawing
Size Customer’s Drawing & ISO stHangZhourd 
Deal Wood Circumstance / Container and pallet, or produced-to-order
Certification ISO9001: 2008 
Edge Fir EPT good quality, Be EPT service, Competitive price, Fa EPT shipping and delivery
Shipping Time twenty days for samples. 45 times for official order.

Specialized Parameter:

Merchandise Demonstrate

Workshop

Our service : The lowest prices and best quality to customer satisfaction, we look ahead to your calls and long-term cooperation. 

If you have any problem, remember to really feel free of charge to get in touch with us.

 

The use of authentic gear manufacturer’s (OEM) part numbers or emblems , e.g. CASE® and John Deere® are for reference reasons only and for indicating product use and compatibility. Our company and the detailed substitute parts contained herein are not sponsored, accepted, or manufactured by the OEM.

China Chain and sprocket factory : High drag conveyor vs chain conveyor China in Makhachkala Russian Federation  Quality Short Pitch Precision Roller Chain  with ce certificate top quality low price

China Chain and sprocket factory : High drag conveyor vs chain conveyor China in Makhachkala Russian Federation  Quality Short Pitch Precision Roller Chain  with ce certificate top quality low price

China Chain and sprocket factory : High drag conveyor vs chain conveyor China in Makhachkala Russian Federation  Quality Short Pitch Precision Roller Chain  with ce certificate top quality low price

China Chain and sprocket factory : High drag conveyor vs chain conveyor China in Makhachkala Russian Federation  Quality Short Pitch Precision Roller Chain  with ce certificate top quality low price