Description : Dual Frequency Wristband is a special design for human tracking, for example used for patient in hospital, ticketing management in swimming pool, club, playground, or concert. It's an RFID inlay embedded in silicon material with wristband style so it's soft, elastic and very comfortable to wear. It's a recyclable, waterproof, high temperature resistance and dustproof tag, could be oneside silk printing. Specifications : Frequency: LF+UFH Chip: F08+TK4100 Material: Silicon Dimention: 74*53mm Color available: Black, Red, White, Yellow, Dark Blue, Light Blue Storage temperature : -20 to 90, 200 for 6 hours Operating Temperature : -20 to 90 Character: waterproof, dampproof, Quakeproof, high temperature resist , ring type wrist band, flexible, conveniently carry. Printing: silkscreen, ink jet number.(customized colour based on quantity) Applications : Ticketing Management Access Control Hospital Health Care Security
Description : RFID Waterproof Wristband is a special design for human tracking, for example used for patient in hospital, ticketing management in swimming pool, club, playground, or concert. It's an RFID inlay embedded in silicon material with wristband style so it's soft, elastic and very comfortable to wear. It's a recyclable, waterproof, high temperature resistance and dustproof tag, could be oneside silk printing. Specifications : Frequency: LF-UFH Material: Silicon Diameter: 57.3mm/65mm/74mm Color available: Black, Red, White, Yellow, Dark Blue, Light Blue Storage temperature : -20â?? to 90â??, 200â?? for 6 hours Operating Temperature : -20â?? to 90â?? Character: waterproof, dampproof, Quakeproof, high temperature resist , ring type wrist band, flexible, conveniently carry. Printing: silkscreen, ink jet number.(customized colour based on quantity) Applications : Ticketing Management Access Control Hospital Health Care Security
The most simple but delicate appearance and the most simple but paractical structures. 1 The four fasteners on the top lid hold the container tightly , prevent deformation and guarantee tightness. 2. Leafproof and airtightness: Hight quality tpr secondary injection molding technology design for inner ring lid prevent leakage and keep durable. 3. Feature: Microwaveable and dishwasher safe 4. Technology: Used secondary injection molding technology , material is use the tpr plastic seal gum not the silicone. Advantage:why use this technology? 1)it will take the appearance of product more beautiful and creative , different with traditional shell in the normal market. 2)it is difficult to fall off while long time using, depend on secondary injection molding technology with tpr plastic seal gum. 3)comparing with secondary injection molding technology , ordinary silicone gum is easy to fall off while long time using
rebar coupler material: 45# carbon steel rebar coupler thread angle: 75° rebar coupler thread pitch: 2.5P / 3.0P Jing xian Heng Xiang Rebar Connection Equipment Factory is engaged in reinforced steel bar connection and products processing. specializing in rebar thread rolling machine and steel bar rebar couplers in Hengshui city, China. Our products with high quality and lowest price sell to all over the world. We mainly deal in straight screw rebar coupler, cold extrusion rebar coupler, grout filled coupler, rebar thread rolling machine, cold extrusion machine and rebar cutting machine. Also deal in torque wrench, thread rolling die, GO-NO GO fixed gauges (plug gauge/ ring gauge)
Meihua Metals can also supply Titanium Processing Parts, such as titanium rings, flanges,targets,etc. Specifications: Titanium flange 1.Material:Gr1,Gr2,Gr3,Gr4,Gr5,Ti6AL4V ELI,Gr7,Gr9,Gr12,etc. 2.Standard: ASTM A182 AND ASME SA182 3.Product specification:DN10-DN2000 4.application: :chemical equipment, metallurgical, chemical machine, petrochemical. 5. customized sizes are availabe. Minimum Order: Comply with customer's demand. (If the quantity is less than our MOQ, we may recommend you the similar dimension in stock. ) Packaging: Ply wooden cases or In accordance with customers requirement. If you have interests in our products, please don't hesitate to contact us!
Brief Description: plastic side release buckle +printing on nylon webbing +neoprene pad Size: Model- -COLWRP-XS, S, M, L Width--1.0 cm, 1.6 cm, 2.0 cm, 2.5 cm Adjustable Range--16-25(cm), 23-34(cm), 32-46(cm), 42-62(cm) Material ,function and process: 1. This item is made of nylon and neoprene, wear-resistant and never fade, which exhibits good stability and maintains extra comfort. 2.The D-ring is durable, smooth and prevent to rust for it is the key to connect the dog training leash. 3.The plastic buckle is molded by imported materials, and the reflective thread is stitched in part of the nylon webbing. 4.This dog collar is beautifully crafted with trendy pastel colors and comfy styles.
A-PASS-20 is a Auto CPAP device designed for the treatment of adult Obstructive Sleep Apnea (OSA)/Hhypopnea/Snoring. Pressure Range is between 4-20cmH2O, auto adjustment. Technical Specifications ModelA-PASS-20 Auto CPAP Machine Dimensions(cm)28L x 14W x 9.5H Carton Dimensions(cm)38L x 36W x 16H Gross Weight3.9KGS Power SupplyInput 100-240V, 50-60Hz, 2-1A Output +24V, 2.5A Working ModeCPAP, Auto Screen2.8 inch TFT, 320 x 240 Screen Auto SleepAuto sleep in 15 minutes, press any button to highlight screen Over-Temperature ProtectionMotor will stop work automatically and buzzle will ring 4 times when temperature is over Button Press and Power off SoundYes Data StorageSD Card DC Voltage24VDC DC Current2.0A maximum Sound
Size: 0.5ML,1ML, 3ML, 5ML, 10ML, 20ML ,50ML, 100ML,150ML Style: 3-parts ISO 13485 and CE-Approved Sterilized by EO gas, sterile, non-toxic, non-pyrogen, single use only. Consist of: Barrel, Plunger, Standard Piston or Latex Free Piston, Cannula, Needle hub, Needle protector, Lubricant, Graduation, Plastic bag. Material: Barrel-Made of medical, transparent polypropylene with Plunger stopped ring. Plunger--- Made of medical polypropylene. Standard piston--Made of natural rubber with two retaining rings. Latex Free Piston--Made of Synthetic non cytotoxic rubber, free from the protein of the natural latex to avoid possible allergy. According to the ISO9626. Needle Hub---Made of medical grade PVC colored according to ISO6009. Needle protector--Made of medical grade transparent PVC or PE. Lubricant--Silicone oil, medical grade(ISO764 and USP CLASS VI) Graduation-----Indelible ink, Blister or plastic package: ----Medical grade paper and plastic film. Specification: 1. Sterile, Single use, non-toxic, pyrogen-free. 2. The Barrel is transparent enough to help the user observe the mixture and liquid flow easily. 3. The indelible graduation makes the reading easy. 4. The distance between finger grips and barrel is according to the ISO standards, it can guarantee an easy grip. 5. Luer slip or luer lock nozzle permits to adapt the needle hub. 6. Sterilized by Ethylene oxide Gas(EOG), according to EN550 standard.
Tubing Head Tubing head is a vital component in the oil and gas industry, enabling the safe and efficient production of hydrocarbons from underground reservoirs. It provides a secure connection for production tubing, controls wellbore pressure, and helps maintain the integrity of the wellhead system. Description The Tubing Head is an adapter between the first casing column and the blowout preventer set (during drilling) or wellhead (after completion). The adapter can be threaded or welded to the casing and can have flanged or clamped connections to match the blowout preventer set or wellhead. It is the primary interface for pressure control equipment. At the time of installation, the casing head is usually tested for very stringent pressure and leakage parameters prior to the installation of any surface equipment to ensure viability under blowout conditions. Characteristics The tubing head and tubing cross are used to suspend the tubing and seal the annular space of tubing. Its characteristics are: 1. The secondary sealing form between the tubing hanging and the reducer flange includes O-ring seal, greased BT seal and metal-to-metal seal; 2. The sealing forms of tubing hanging and tubing head are metal-metal seal, special synthetic rubber seal or metal seal + special synthetic rubber seal; 3. With grease injection port and sealed test port; 4. The lower sealing form of the tubing head includes O-ring seal, greased BT seal and metal seal; 5. The tubing hanging and tubing head reducer flange can directly pass through the cable and can be equipped with a downhole safety valve control pipeline interface; 6.The side exit link is threaded or wire-flange type, and is equipped with VR thread for easy valve replacement operation.
Organic Non Toxix Food Preservative Product . Polyphenol Formula: The general structure of polyphenols consists of multiple phenol rings with hydroxyl groups (-OH) attached. The simplest form of polyphenol is a single phenol ring with one or more hydroxyl groups attached. Polyphenols can be classified into several subclasses, including flavonoids (such as flavonols, flavanols, flavanones, etc.), phenolic acids (such as gallic acid, caffeic acid, etc.), and others. Food Preservation Benefits of Polyphenols: Polyphenols Antioxidant Antioxidant activity, extending the shelf life of food products. Polyphenols Antimicrobial Activity: antimicrobial properties, inhibiting the growth of spoilage microorganisms and foodborne pathogens, thereby contributing to food preservation. Polyphenols Anti-inflammatory Effects: preserving food quality by reducing inflammation-induced deterioration. Antioxidant Properties: Polyphenols exhibit strong antioxidant activity, which helps prevent oxidation of food components, thus extending the shelf life of food products. Antimicrobial Activity: Some polyphenols possess antimicrobial properties, inhibiting the growth of spoilage microorganisms and foodborne pathogens, thereby contributing to food preservation. Anti-inflammatory Effects: Certain polyphenols have anti-inflammatory properties, which can help in preserving food quality by reducing inflammation-induced deterioration. Applications in Grape Processing for Wine Making: Contribution to Wine Flavor and Color: Polyphenols present in grape skins, seeds, and stems contribute to the color, flavor, and mouthfeel of wine. For example, anthocyanins are responsible for red wine color, while tannins contribute to astringency and structure. Antioxidant Protection: Polyphenols act as natural antioxidants in wine, protecting it from oxidative damage during fermentation, aging, and storage. Preservation of Wine Quality: The presence of polyphenols in wine helps preserve its quality by inhibiting oxidation and microbial spoilage, thus extending its shelf life. Improvement of Wine Stability: Polyphenols can enhance the stability of wine by preventing protein haze formation and reducing oxidation-related off-flavors. In summary, Baba Polyphenols offer various benefits in food preservation, including antioxidant and antimicrobial properties, and they play a crucial role in grape processing for wine making by contributing to flavor, color, antioxidant protection, and overall quality enhancement of the final product.
38MP HDMI Industrial Microscope Camera 2K 1080P Digital Video HD Camera C-Mount Lens and Stand, USB Amplifier Microscope Set for PCB SMD Soldering Repair Video Recording Photography. HD 38MP Microscope Camera: 2K 1080P 60FPS CMOS Industry Video Camera Photo Model / Video Model High Quality, High Resolution, Clear Images Industry Cmos Camera.It can Show the live image directly on any HDMI monitor, Projector or TV. It build in digital crosshairs and color control, add line in the pictures, freeze, Mirror, Rotate, Negative, Compare function. Supply USB, HDMI HD video, VGA, output ports. 130X Zoom C-MOUNT Lens: Working distance: 55~285mm Magnification Power by 8X~130X Size: 110 mm(L) * 38 mm(DIA) Visual field: 5mm-35mm 40 LEDs Ring Light Specification: Outer diameter size: 50mm (1.97") Inner diameter size: 30mm (1.18") input Voltage: AC 110V To 240V, Power: 3.5W to 5W; Brightness Adjustment: 0 to 100% Color of light : White, Color of shell: black Quantity Of LED : 40pcs Stand Specification: Material: aluminum alloy Height: 14-20inch adjustable Top with 1/4 inch screw, suitable for mobile phone clip, ring light, camera, etc. Multi-angle shooting. Shoot on the ground and live video on the desktop. 38MP Full Set List: 1x 38MP HDMI camera. 1x 130X C-mount lens. 1x 40 LED light. 1x Desktop stand.
Bearing tapered roller bearings are available in a wide range of designs and can also be customised to suit your specific speed, load, contamination, temperature or vibration conditions. Bearing tapered roller bearing have cup and tapered components. The cup consists of the outer ring and the tapered assembly consists of the inner ring, rollers and cage. This taper roller bearing construction can withstand combined loads and provides low friction in operation. Rigid applications of the bearings can be achieved by adjusting one single row tapered roller bearing relative to a second tapered roller bearing and applying a preload. Bearing tapered roller bearings are often used as a bearing solution in applications where improved performance, reduced friction or increased power density is required. Applications Common applications for these tapered roller bearings include automotive wheel bearings; as well as gearboxes, axle systems and engines Agricultural machinery shafts and general shafts as centre frame rollers, strip straighteners or in combination with guideway elements Helicopter transmissions Aircraft fuel pumps Specification Life expectancy Once a taper roller bearing component starts to spall material, the bearing is considered fatigued and immediate replacement is recommended. Life expectancy can be estimated according to ISO 281. This standard estimates bearing life based on 90% reliability of all roller bearings, taking into account variables such as material, build quality, type of load, operating conditions, lubrication and contamination.
Black 7-45X/90X/180X Stereo Zoom Microscope for Mobile Phone Motherboard Inspection and Repair Work, Black 7-45X Confocal Binocular Stereo Zoom Microscope Lens for Mobile Phone Soldering Repair Tools, Black Binocular Stereo with Large Table Stand Zoom microscope lens, WF10x/22mm eyepiece and ring LED light, 7-45X stereo zoom microscope, used for mobile phone motherboard inspection and maintenance, especially suitable for LED, PCB inspection, stamping plating and electronic component inspection. Black 7X-45X Binocular Stereo Zoom Microscope Head with LED Light+Light Control Adapter+Dust Cover+Heat Resistant Base+Protective Glass+Auxiliary Objective Specification : Zoom Ratio: 6.4:1 Interpupillar Distance: 55-75mm Eyepiece tube: Binocular & Trinocular Head Angle of viewing, inclined 45�° Main body: Column type Working distance: 100mm Eyepiece: WF10X/22mm High Point Wide Field Eyepiece Objective: 0.7X-4.5X Magnification: 7X-45X Package List : 1pcs x Microscope Head 1pcs x Big Table Stand 1pcs x WF10x/22mm Eyepiece 1 pair of Dust Cover 1pcs x Ring LED Light 1pcs x Light Control Adapter Features : 1.7X to 45X Continuous Zoom Magnification Power 2.45-degree Inclined binocular simul-focal head with super wide-field high-eyepoint eyepieces 3.Binocular port for adding photo or video capability 4.High resolution with great flatness and contrast 5.Sharp stereo erect images over a wide field view 6.Crystal clear original true color images 7.Large working distance 8.Accurate alignment ensuring a fatigue-free viewing 9.Full optical glass elements 10.Precise ground glass lens 11.All metal mechanical components 12.Adjustable interpupillary distance
Aixun 2 in 1 Face ID Dot Projector Repair Fixture for Phone X XR XS MAX 11 12 Pro Max Product Application : Lattice maintenance separation and bonding Disassembly of the camera module and 3D fixed design Disassembly, assembly and maintenance of the front infrared camera The twisting magnetic ring clamp can adjust the tightness at will without hurting the dot matrix cable Applicable models X XS XS Max 11 11 Pro 11 Pro Max 12 Compact design, more suitable for operation under microscope Product Advantages : Aixun 2-in-1 Dot projector repair Jig Initiated repair jig / repair holder 2-in-1 design One is better than multi, with great compatibility, easy to repair . Powerful function, make the Dot projector repair easier and smoother. Multiple core functional advantages, all for better assisting you For separation and lamination of dot projector repair 3D fix design for camera module dismantling For front infrared camera dismantling repair The knob clamp for porcelain ring can adjust the tightness freely, avoid damaging to flex cable. Powerful function, make the Dot projector repair easier and smoother. Product Parameter : Item name: Aixun 2nd Gen 2-in-1 Dot Projector Repair Jig Brand: Aaixun Model: AX-J02 Color: Grey Net Weight: 50g Size: 76*311*23mm Applicable Models: X-12 * Above data are measured by Aixun Laboratory, please refer to the physical product. Package List : 1pc x Aixun 2 in 1 Repair Fixture
Deep groove ball bearings are non-separable and require little attention or maintenance in service, capable of operating at high speeds and are widely used radial bearings. The inner and outer ring of single row deep groove ball bearings have a deep groove raceway, the bearings are mainly used to carry radial loads and a part of axial loads in two directions. This kind of bearing can carry much heavy axial loads after the increase of radial clearance, thus, it can take the place of high speed angular contact ball bearings. Deep groove ball bearing have various types in structure, beside open type bearings, shield or seals at both side can also be provided Characteristic of deep groove ball bearing: 1. Seal form: open style, Z, ZZ, RS, 2RS, 2RZ 2. Bearing stop ring: N NR 3. Class of precision: ABEC-1, ABEC-3, ABEC-5, ABEC-7� 4. Vibration rank: V1, V2, V3, V4� 5. Noise rank: Z1 Z2 Z3 Z4. 6. Internal Clearance code: C0, C2, C3, C4, C5 7. Bearing material: bearing steel (9Cr18), stainless steel (AISI440C, AISI304, and AISI316), ceramics 8. Keeper: stainless steel, PTFE, nylon 9. Bearing ferrule and ball hardness: 59 - 63HRC
10x50 Marine Binoculars. Binoculars floating with 10x magnification and 50mm large objective lens. The field of view is 396 feet at 1000 yards, with 5 diopter left and right diopter rings. You can adjust the distance for better viewing without glasses and for fine focusing. The eyecups can be folded easily you can operate them with glasses. High-Quality BAK4 Binoculars. High refractive BAK4 Prism eliminates the stray light and improves color reproduction to 99.99%. Green FMC coating reduces the reflected light in the objective lens and improves light transmission, image brightness, and image sharpness. Waterproof Binoculars. Binoculars come with a nitrogen-filled waterproof design. O-ring sealed for complete waterproof and float on water so no worries if dropped into the water; Dry nitrogen-purged and sealed to prevent moisture damage in all weather conditions. Binoculars With Rangefinder Compass. Night vision binoculars illuminated compass built-in for direction location, with an internal rangefinder for calculating the distance and size of the object on the left eyepiece directly. Perfect night vision binoculars include batteries(LR936/AG9), providing the maximum brightness of the image even in low light conditions. Attached With Bag and Strap. It is easy to carry and store. Ideal For Travel, Concerts Outdoor Activities, Bird Watching, Climbing, Hunting, Archery, Hiking, Camping, Boating, Target Shooting, Water Sports, it is a perfect holiday gift choice. We offer a 30 Day Unconditional 100% Money Back Guarantee, please rest assured to buy.
FIBC Bags or known as Jumbo bags and tonner bags are versatile packaging that can accommodate a load 1000 more time its sizing. Made from polypropylene or PP material that is proven sturdy and ideal for heavy duty work load. The usual Jumbo bags that clients uses are from 1 Metric Ton to 3 Metric Tons. More advantages on the lists are below: Could be used for construction storage. Like for Sandbags, cement, gravel, etc. Alternative for rice packs and useful for livestock products. Wholesale fabric materials and many more! Advantages of ton bags: Each ton bag can carry up to 1000 times its own weight. Each ton bag has a complete lifting ring, no pallet is needed. Large bags (PP) allow printing of product information to easily identify the product to be shipped. These big bags can effectively use space. Tons of bags are easy to use. Tons of bags are cost-effective. These big bags are very strong and flexible. Buy tons of bags because of their low unit cost. Tons of bags are available in various sizes. Various filling, unloading, and lifting facilities. These bags can be used for hazardous chemicals specified in the UN Chapter 6.5 recommendations. No further packaging is required. It is hoisted from the top by an integrated permanent fixing device (lifting ring or strap). Our bags can be customized through your preferred brand, size, thickness, and durability. Inquiries and customization are welcomed by Tonner Pack from international clients to local buyers.
Basic Info Process: Deep drawing and stamping process Industry: Metal Stamping Parts Tolerances: according to drawing Customized: Customized Trademark: Invitech Origin: China Product Description 1. Product Name: H4 P45T ring 2. Product Type: Philips H4 P45T ring 3. Material: SUS 430 4. Usage: R2 lamp base 5. Product Dimension: Height: Max 9.5mm Outside Diameter: �¦47.2±0.2mm Inside Diameter: �¦22.3±0.05mm Diameter of deep drawn: �¦44.8+0.2mm Product thickness: 0.3mmã?? 6. Product specification: Four welding pins, customized for Philips lighting; Deep drawn stamping process, fully automatic line; It is assembled with R2 base. 7. Quality: Using VDA6.3 Standard by Philips 8. Certification: IATF 16949 9. Packaging: 2000 pcs per carton. About Us: Invitech is a professional manufacturer of precision metal and plastic components. Our core technology team specializes in precision progressive die stamping, compression molding for more than 30 years. As a result, we have the capability to provide metal stamping services and products for a wide variety of industries. We have advanced management system and strict work style ,it can bring a strong guarantee to providing customers with high-quality and high value-added products. Enthusiasm, honesty, win-won are footstone to cooperate with our customers. Our Advantages 1. Mold and automation equipment are designed and manufactured by our experienced R&D team 2. The core team has more than 30 years of experience in the field of precision stamping and plastic molding 3. Highly automated production equipment ensures maximum productivity and lowest cost 4. High consistent size of the components with millions of magnitude 5. 100% inspection with visual inspection equipment, "zero" defect as the ultimate goal 6. Quick response, flexible production, exceeding customer expectations
Good quality and reasonable price products We give a quick response for the customer demand.The partner network spans across continents.We offer more professional industrial automation spare parts services. Advantage brands : Allen Bradley 1756-L62,1756-L63,1746,1747,1756,1769,1794,2711P.. SCHNEIDER 140CPU43412U,1 , 40CP , U65150,140CPU65160,140CPU,NOE,CRA,CPS,BMX,TCSE.... ABB DSQC(07KT98 WT98,07KT97 WT97,DSQC679,IMASI23,IMDSO14...) Bently Nevada 3500/42M,3500/22M,3500/95.3500/15... HIMA F3330,F3236,F6217,F7126,F8621AESD.... TRICONEX 3805E,3008,3504E,3624,3700A,3721,4351B,4119A.. .. Siemens MOORE 6ES7(1.2.3.4),6ES5,6DD,6DP.... GE IC693CPU363,IC697PWR711,IC693CPU364,,IC693,IC6 , 97,IC695,IS200,IS215,DS200... WESTINGHOUSE/ , OVATION 1C31194G01,1C31197G01,5X00106G01,1C , 31125G02 ... FOXBORO FCP270,FBM203,FBM204,FBM217, , FMB231..... KEYWOEDS.ABB,AB,GE,SIEMENS,SCHNEIDER,HONYWELL,EMERSON,FOXBORO TRIKON 206700 O-RING 260 V75 TUTCO 16KW 148397 HEATER, TUTCO 16KW SST 22.0X18.0 ULVAC 1017446-01 Quartz, Tube Downstream ULVAC EM0867-131-23C Cu PLATE A UNITED ELECTRIC 10-14828 5087296; SWITCH, 0-145PSI N2/AIR UNXIS 12324-6.2 Reflector, QUARTZ (R2 LAMPHOU) Varian-Eaton 4278100 CUP, RETAINING Varian-Eaton E17042160 #2 PLASMA FLOOD GUN INSULATOR Varian-Eaton E17102970 ROD, MULTI-TORSION VERTEILER 6547-31210B 9127B0 Controller Board, AD/DA-PC WHITEY SS-45F8-33C-1466 VALVE BALL SS WHITEY SERIES45 PNU NC 1/2 YORK 028-09577-000 O-RING
HGM148 ultrafine powder grinding mill specification: Ring diameter: 1032 mm Layer: 4 piece Roller Qty: 36 piece Input size: 20 mm Final product size: 3-35 um Main unit power: 132 kw Screw feeder power: 4 kw Blower power: 75 kw Blower volum: 12292-14643 m3/h Blower pressure: 12321 Pa Main unit speed: 200 r/min Classifier speed: 500-2900 r/min Capacity; 800-5000 kg/h Main unit weight: 14.2 ton Pulse dust filter area: 256 m2 Range of application: HGM Ultrafine Powder Grinding Mill is a new type grinding equipment with optimum structural design developed for the ultrafine powder industry by our company. it is applied to the processing of nonmetallic minerals with the water content less than 10% and the Moh's hardness under6, such as calcium carbonate, talcum, barite, wollastonite, feldspar etc. It is mainly composed by feeding machine, main engine, grader, pulse dust collector, high pressure positive blower, electronic controlled device and other parts. Technical features: 1. Reliable operation of the grinding chamber: compared with common grinder, this HGM Series Grinder does not have antifriction bearing and bolt inside of the grinding chamber, so problem caused by the bearing and other sealing element will not occur and the problem of machine failure caused by the loose bolt can be avoided. 2. Long time used of the quick-wear part: all the quick-wear parts adopt high-quality wear-resistant materials. 3. Convenient maintenance: HGM series ultrafine main engine has shifting unit and does not need hoist the grader, therefore, the maintenance is convenient and efficient. 4. Double support rigid structure: the grinding roller and grinding ring will not move. 5. All-around feeding and high efficiency. 6. Compared with the same type machine, it has the features of small vibration, convenient maintenance, highly reliable quick-wear part, low operation cost.