Just fill in the form below, click submit, you will get the price list, and we will contact you within one working day. Please also feel free to contact us via email or phone. (* is required).
The increased porosity of the new Norton B45 grinding wheel offers a significant reduction in noise level while grinding hard metals such as Inconel. In Case Study 4, the Norton B45 wheel was shown to reduce the grinding noise by a staggering 23.2 dB. To put this reduction in context, many commercially available foam ear plugs offer Noise Reduction Ratings in the range of 25 to 28 dB.
Get Price2017-1-4 · 2017-1-4 · Effectiveness of diamond grinding Texture: improved by 0.61 mm (SP and CTM) Coefficient of Friction: improved by 0.138 (DFT) Skid number: improved by 13.4 Roughness: reduced by 44.4 inch/mile Pavement Noise reduced: 3.2dBA (50% sound pressure reduction)
Get Price2020-4-15 · 2020-4-15 · The results showed that the concrete grinding provided some reduction of noise levels along this section of I-215. The noise reduction was most notable at closer ranges to the traveled way because of engine noise and truck exhaust stacks. This report outlines the benefits in noise reduction from concrete grinding. 1.0 INTRODUCTION
Get PriceP7 is a multifunction device that in a single structure of modular sizes can manage the main control functions necessary to drive the grinding process: Measurement in process and post process, balancing of the grinding wheel, Noise Analysis caused by the impact wheel piece, wheel diamond or by accidental impacts, control of the operating environment temperature or the …
Get Price2009-1-27 · “Phantom” frequencies may also originate from the dressing wheel, used for dressing the grinding wheel, when grinding gears [4]. The diamond grains on the dressing wheel causes undulations on the grinding wheel surface and when grinding the gear, also the gear flank surface will have undulations (waviness).
Get Price2021-7-23 · 2021-7-23 · Description. SPECIAL OFFER. The General Purpose Metal abrasive wheel is ideal for ductile iron, steel and other construction site metal needs. Specially engineered compositions and specific degrees of bond hardness maximize the wheel’s cutting life. A variety of diameters and arbor sizes are available. See dealer for details.
Get Price2003-11-1 · The truing depths applied were 10 μm for the 160 μm grit size wheel and 2 μm for the 20 μm grit size wheel, and the transverse feed rate was 200 mm/min. The rotation speeds for grinding and truing wheels were 1240 and 960 rpm, respectively. During the truing process, grinding coolant was sprayed into the contact zone between the diamond wheel and the truing wheel.
Get PriceResult shows multitude holes structure saw blade has lower natural frequency than conventional saw blade, which conduces decreasing of noise radiant efficiency. Through configuration optimization, it is clear that hole diameter, hole arrange group number and average displacement DMX of Z axes have great effects on saw blade vibration target function.
Get Price2017-1-4 · Diamond Grinding – 492,968 sq yds 60% Ride improvement w/o any patching Cost < 3.40 /sq yd Reduced noise Increased friction I - 635 WB Lanes K1, K2 K3 & K4 152 61 0 50 100 150 200 250 Average IRI Before Average Average After Average Average Before Grinding 698 Bumps After Grinding 29 Bumps
Get Price2019-4-1 · A combination of wheel truing and rail grinding leads to a 6–10 dB (A) noise reduction [15, 28]. Before entry into a curve, the application of lubricant to the contact zone between rail and wheel decreases the friction, vibration and noise [ 15 ].
Get Price2019-10-14 · Conventional diamond grinding reduces pavement/tire noise significantly. The NGCS texture has resulted in a lower tire/pavement noise than conventional diamond grinding. Multiple diamond grindings on projects over the years (reduction in slab thickness) has not shown much evidence of an increase in structural fatigue cracking. Use AASHTO ME
Get Price2020-5-2 · Grinding Wheel CNC Wheel Profile Wheel Brush And Other Drilling Tools ... flat surface and even size 3 Stable cutting,narrow cutting gap,stone waste reduction 4M-Shape segment is easy for diamond opening ... 1 Good cutting result with small slot and high efficiency 2 Good sharpness and long life,low noise and eco-friendly
Get Price2018-8-17 · the road. In most cases, diamond grinding also restores friction—the process creates texture that is needed to channel water away from a rolling tire. he reduction of tire-pavement noise is a benefit that has emerged more recently due to the increasing popular ity of noise as an indicator of comfort and, in some cases, a public health ...
Get Price2020-11-1 · When the grinding wheel accelerates to about 40 s (rotation speed is about 3000–3200 rpm), a small noise reduction phenomenon appears. When the speed of the grinding wheel is 4600−4800 rpm, the noise increases (both in the acceleration and deceleration phases), which is to reach the resonance frequency of the grinding wheel.
Get PriceContact Alpha Professional Tools® headquarters, factory service center or sales contacts with any questions or comments regarding the cutting, drilling, grinding, polishing & profiling tools offered.
Get PriceThe present study was undertaken to compare the hardness and transverse rupture strength (TRS) of metal-based tooling composites containing diamonds of different grit sizes. Two kinds of bond matrix, copper-based and iron-based, were applied in the fabrication of the composites. In the copper-based matrix, rare earth was used as an additive.
Get PriceTSF-10 Float Steam Trap. Can discharge condensate effectively without retention, and realize energy saving steam system without steam loss. Incorporated thermostatic air vent discharges air inside piping and shortens warming-up time.
Get Price2017-1-4 · Diamond Grinding – 492,968 sq yds 60% Ride improvement w/o any patching Cost < 3.40 /sq yd Reduced noise Increased friction I - 635 WB Lanes K1, K2 K3 & K4 152 61 0 50 100 150 200 250 Average IRI Before Average Average After Average Average Before Grinding 698 Bumps After Grinding 29 Bumps
Get Price2020-5-2 · Grinding Wheel CNC Wheel Profile Wheel Brush And Other Drilling Tools ... flat surface and even size 3 Stable cutting,narrow cutting gap,stone waste reduction 4M-Shape segment is easy for diamond opening ... 1 Good cutting result with small slot and high efficiency 2 Good sharpness and long life,low noise and eco-friendly
Get PriceThe replacement of used grinding wheels in the machine's interior is also quick and easy. The HSG-2 can machine up to 250 km of track non-stop in a single shift without a single member of the crew having to leave the train. And thanks to its modular construction, two grinding trains can be coupled together into a high-performance twin version.
Get PriceConcrete diamond grinding removes roadway imperfections caused by construction and/or heavy usage. The immediate result is an improvement in pavement smoothness, surface texture, skid resistance, safety, and noise reduction. This service can also be applied to asphalt pavement. Advantages of diamond grinding over other rehabilitation techniques:
Get PriceOne of the first approaches to the development of a grinding process monitoring system based on audible sound sensors is presented in the paper. Electroplated diamond tools (abrasive D64 and D107) were used in a modified single-disc lapping machine configuration for flat grinding of ceramics (Al2O3). The main aim of the machine modification was to reduce the vertical vibration …
Get Price2013-10-14 · Grinding – Ex. 1-1 • You are grinding a steel, which has a specific grinding energy (u) of 35 W-s/mm3. • The grinding wheel rotates at 3600 rpm, has a diameter (D) of 150 mm, thickness (b) of 25 mm, and (c) 5 grains per mm2. The motor has a power of 2 kW. • The work piece moves (v) at 1.5 m/min. The chip thickness ratio (r) is 10.
Get Price2021-4-5 · A commercially available ultrasonic arbor (UB40-C5-BT40 by Takesho Co., Ltd., Japan) capable of vibrating at a frequency of 40 kHz and a peak-peak amplitude of up to A p-p = 0-9.4 μm was installed on the vertical axis of the desktop-sized three-axis CNC machine tool. On the lower end of the arbor, a metal-resin bonded diamond grinding wheel with a diameter of 6 mm was …
Get PriceHis Glassworks, Inc Diamond Tools and Glass Coldworking Supplies. We started as a hot glass shop in the early '80s creating paperweights and larger sculptural pieces. We moved to laminated optical sculptures in the late '80s that required us to develop diamond laps to achieve a flatter surface for laminations than were possible with slurry ...
Get PriceTSF-10 Float Steam Trap. Can discharge condensate effectively without retention, and realize energy saving steam system without steam loss. Incorporated thermostatic air vent discharges air inside piping and shortens warming-up time.
Get PriceOne of the first approaches to the development of a grinding process monitoring system based on audible sound sensors is presented in the paper. Electroplated diamond tools (abrasive D64 and D107) were used in a modified single-disc lapping machine configuration for flat grinding of ceramics (Al2O3). The main aim of the machine modification was to reduce the vertical vibration …
Get Price2018-7-2 · > The grinding wheel acts harder > The grinding wheel acts softer Recommended Q-prime values: 0.3 mm3/mm/sec Finishing 1.0 mm3/mm/sec Good average 1.5 mm3/mm/sec Target value 5.0 mm3/mm/sec High performance grinding with ceramic abrasives or CBN mm min Q w ' = d w · π · v 3Fr 60 mm mm · s
Get Price2021-7-7 · MPE manufactures industrial size reduction equipment critical for the production of many food, chemical, and mineral (FCM) goods and products. Our state-of-the-art Gran-U-Lizers™ produce the most accurate particle size distributions that improve product yields and reduce unwanted fines. From cereal and peanuts to quartz and zinc, our grinding ...
Get Price2015-8-14 · grinding wheel and the material being ground. • Have personnel not involved in the immediate work step away a safe distance from the grinding area. • Secure work with clamps or a vice to free both hands to operate the tool. 2. Inspection • Unplug power cord from power supply before inspecting, adjusting, removing or replacing parts.
Get Price2021-7-17 · As the UN Office for Disaster Risk Reduction, UNDRR convenes partners and coordinates activities to create safer, more resilient communities. Learn more We Mega Menu - …
Get PriceHis Glassworks, Inc Diamond Tools and Glass Coldworking Supplies. We started as a hot glass shop in the early '80s creating paperweights and larger sculptural pieces. We moved to laminated optical sculptures in the late '80s that required us to develop diamond laps to achieve a flatter surface for laminations than were possible with slurry ...
Get Price2021-7-16 · Our favorite 90 Day Fiancé twins, Darcey Silva and Stacey Silva, are back ahead of the season 2 Darcey & Stacey premiere, revealing what exactly went into their ‘twinsformation’ they had in Turkey. The twins revealed that they traveled to the other side of the world for their “inward-outward journey together,” which included some nose jobs, liposuction, and breast reductions.
Get Price2021-7-27 · The Diamond Products sales divisions are organized in 4 product Divisions, each of which is defined by its own brand and style. The Core Cut contractor equipment division, manages the main concrete flat saw cutting line. This product set includes machinery such as diesel and gas concrete saws along with electric core drills and slurry vacuums.
Get PriceA toothed slot lets these bushings contract for insertion into the bore of your sprocket or pulley and then expand for a snug fit. Made of spring steel, they flex under stress and shock and can handle oscillating or slow rotational motion. For technical drawings and 3-D models, click on a …
Get PriceConcrete diamond grinding removes roadway imperfections caused by construction and/or heavy usage. The immediate result is an improvement in pavement smoothness, surface texture, skid resistance, safety, and noise reduction. This service can also be applied to asphalt pavement. Advantages of diamond grinding over other rehabilitation techniques:
Get Price2020-4-15 · The results showed that the concrete grinding provided some reduction of noise levels along this section of I-215. The noise reduction was most notable at closer ranges to the traveled way because of engine noise and truck exhaust stacks. This report outlines the benefits in noise reduction from concrete grinding. 1.0 INTRODUCTION
Get Price2019-7-1 · Grinding Wheel Bottom Grinding Wheel Outer ring Inner ring Outer ring 1931 Vol. 3 Issue 3, March - 2014 International Journal of Engineering Research & Technology (IJERT) IJERTIJERT ISSN: 2278-0181 IJERTV3IS031609 www.ijert.org
Get PriceDiamond Grinding Wheel The diamond grinding wheel is durable and efficient. The cover has 2 ports for small and medium animal. You will never hurt your pets. You can also use it without the cover. Low Noise Motor The motor is super quite. The vibration and noise is very low. Even the smallest pet will love it.
Get Price2021-6-5 · By combining the cycle time reduction created by implementing new grinding wheels and creating an innovative wheel dressing station, the MSC team had saved 119 minutes of grinding per shaft as well as an additional 114 minutes per part on non-cutting traversing for diamond wheel dressing — a 233-minute saving per part in the grinding cell.
Get PricePackage contains: 10 sheets. Sheet size: 350 x 570 mm. Thickness: 2,0 mm. find dealer. more info. This self-adhesive material is used as a sound insulating coating in vehicles, agricultural machinery, and in other situations requiring effective noise and vibration reduction. The STP NoiseBlock material is multilayered, consisting of an adhesive ...
Get Price2020-3-29 · A noise that maintains the same pitch or intensity when steering at any speed often indicates a problem with the meshing of gears within the differential. If the noise increases pitch or intensity when cornering, it usually indicates a wheel bearing is failing. Howling Noise. A howl when slowing down but not braking is a bad pinion bearing symptom.
Get PriceHis Glassworks, Inc Diamond Tools and Glass Coldworking Supplies. We started as a hot glass shop in the early '80s creating paperweights and larger sculptural pieces. We moved to laminated optical sculptures in the late '80s that required us to develop diamond laps to achieve a flatter surface for laminations than were possible with slurry ...
Get Price2019-6-25 · In the video the owner tries to fix the grinding noise by just cleaning the outside of the brush- which is the solution outlined in cause 1 above. But this did not cure the grinding noise and neither did removing a yellow bracket. It wasn’t until two screws under the yellow bracket were taken out to reveal a brass spindle.
Get PriceThe PREMIUM*** Silentio sets new milestones in terms of noise reduction. With a reduction of 10 decibels, noise perception is minimised by 50%. This increases the user's level of comfort while working, avoiding lasting physical harm. This rough grinding wheel with a unique wheel shape has been specially designed for stainless steel applications.
Get Price2. Keep the diamond dresser ¼ of an inch to the left of the center of the wheel. 3. Lock the dresser onto the bed by turning the magnetic chuck on. 4. Turn on the machine power by turning the switch to the “ON” position. Then press the green button to start the spindle. 5. Move the grinding wheel down using the vertical table handwheel ...
Get PriceGrinding stones and diamond grinding discs. ... all Struers cutting consumables without causing structural changes to the wheel or specimen due to overheating or deformation, ensuring a maximum life time of the wheels. Go to Selection Guide for Cut-off wheels . ... • A calculated reduction of costs by 50 %
Get PriceThe diamond-grinding cups and the sintered diamond wheel were roughly shaped by an electrical spark tooling method with a copper electrode, and sharpened and dressed by a single diamond
Get Price2012-2-22 · The Noise Reduction Rating (NRR) needed for each piece of equipment is given. For equipment not listed, please contact EH&S at 392-1591 for an evaluation. Noise Source Sound Level NRR Needed Time Allowed Airboat 108 dBA 30 2 minutes Band Saw 104 dBA 26 6 minutes Blender 91 dBA 13 2 hours
Get PriceScope of Operation Andre Abrasive Articles designs, manufactures and supplies a wide range of general-purpose and special abrasive tools: grinding and cutting-off wheels, segments and hand stones made of hard bonded abrasives (Aluminum Oxide and Silicon Carbide) with vitrified and resin bonding agents. Our products are designated for precision and rough grinding of different …
Get PriceIn Part 4, the model order reduction algorithm is applied to reduce the order of the controller, which is designed in Section 2.3, Part 2. Experimental results of two-wheel bicycle control are presented in Part 5. Then, the conclusion of this research is described in Part 6. 2. Balance Control Two-Wheel Bicycle Problem 2.1.
Get PriceTSD-42 Yoshitake Steam Traps. Rated 0 out of 5. ₹ 7,848 – ₹ 8,568. TSD-42. *High corrosion resistance due to main parts made of stainless steel. *Operate under 425 degrees C temp. and 4.2 MPa pressure. *The adoption of a bimetal solves air locking, and ensures a smooth discharge of cold condensate and air at the start of operation. *Can ...
Get Price2019-10-14 · 2019-10-14 · Conventional diamond grinding reduces pavement/tire noise significantly. The NGCS texture has resulted in a lower tire/pavement noise than conventional diamond grinding. Multiple diamond grindings on projects over the years (reduction in slab thickness) has not shown much evidence of an increase in structural fatigue cracking. Use …
Get Price2020-4-15 · 2020-4-15 · The results showed that the concrete grinding provided some reduction of noise levels along this section of I-215. The noise reduction was most notable at closer ranges to the traveled way because of engine noise and truck exhaust stacks. This report outlines the benefits in noise reduction from concrete grinding. 1.0 INTRODUCTION
Get Price2017-1-4 · 2017-1-4 · Diamond Grinding – 492,968 sq yds 60% Ride improvement w/o any patching Cost < 3.40 /sq yd Reduced noise Increased friction I - 635 WB Lanes K1, K2 K3 & K4 152 61 0 50 100 150 200 250 Average IRI Before Average Average After Average Average Before Grinding 698 Bumps After Grinding 29 Bumps
Get PriceThe increased porosity of the new Norton B45 grinding wheel offers a significant reduction in noise level while grinding hard metals such as Inconel. In Case Study 4, the Norton B45 wheel was shown to reduce the grinding noise by a staggering 23.2 dB. To put this reduction in context, many commercially available foam ear plugs offer Noise ...
Get Price2009-1-27 · “Phantom” frequencies may also originate from the dressing wheel, used for dressing the grinding wheel, when grinding gears [4]. The diamond grains on the dressing wheel causes undulations on the grinding wheel surface and when grinding the gear, also the gear flank surface will have undulations (waviness).
Get PriceFinite element mode analysis and structure optimization of several multitude holes structure diamond saw blades are conducted to study vibration and noise of saw blade. Result shows multitude holes structure saw blade has lower natural frequency than conventional saw blade, which conduces decreasing of noise radiant efficiency. Through configuration optimization, it is clear …
Get Price2003-11-1 · Resin bond diamond wheels of grit sizes of about 160 and 20. μm were used.. The wheels have a diameter of 200 mm and a width of 6 mm.Before grinding, the wheels were balanced at 40 m/s using a dynamic balancing instrument (Sigma SB-7001).After balancing, the wheels were trued using a vitrified silicon carbide wheel (GC80M7V) with a diameter of 75 mm.
Get Price2016-5-27 · Polish grinding with a two-zone wheel made of a combination of an 80-grit abrasive vitrified section and a superfine elastic polishing wheel section; Subsequent to the grinding operation, the polishing grinding wheel achieved a surface roughness of R z < 1.0 μ m and a mean surface roughness of R a < 0.1 μ m, which was a reduction of about ...
Get Priceby TYROLIT – it is possible to increase the diamond concentration on the main wear zones of the grinding process to extend the life of the grinding wheel. The geometry and specification can also be finely tuned to the individual customer requirements. In doing so TYROLIT can confidently depend on its many years of know-how and
Get Price2021-6-10 · To maximise productivity, the FGC 2 machine features an automatic wheel change technology that keeps “wheel change” related downtime to a minimum. The automated wheel changing technology works in synergy with the automatic tool changer (ATC) that can accommodate up to 12 250 mm diameter grinding wheels or 16 220 mm diameter grinding wheels.
Get PriceGleason offers Total Gear Solutions to its global customer base. We are a leader in the development and manufacture of production systems for all types of gears including gear and transmission design software, machines, workholding, tools, automation as well as the design and production of plastic gears. More about Gleason.
Get PricePremium abrasive cloth provides up to 15x longer life than fiber resin metal sanding discs. Type 29 fiberglass backing provides grinding angle of 20 to 25 degrees. Product is manufactured in Turkey. This product meets customer requirement. From the Manufacturer. DEWALT DW8311 4-1/2' x 5/8'-11 36 Grit Zirconia Angle Grinder Flap Disc
Get PriceThe rotary action of the tool comfortably trims your pet's nails making it a much more enjoyable experience for both the owner and the dog. Two speeds 6,500 and 15,000 RPM to match the proper speed required. Quickly, easily, and safely trim your pet's nails in …
Get Price2021-7-21 · Since 1875, Shimadzu is pursuing leading-edge science and technologies in analytical and measuring instruments including chromatographs and mass spectrometers, medical devices, aeronautics, and industrial equipment.
Get PriceThe 7350 is the latest innovation in Dremel’s easy-to-use and easy-to-charge cordless Rotary tool solutions. Featuring the latest in battery technology, the 7350 features 30% improved runtime over the 7300 resulting in less downtime between projects. Easy to handle, the lightweight design and the smooth single-speed system makes light-duty ...
Get PriceProduct Ratings: Electric Bike Conversion Motor Kit w Rear Wheel Noise Reduction. Wish
Get Priceby TYROLIT – it is possible to increase the diamond concentration on the main wear zones of the grinding process to extend the life of the grinding wheel. The geometry and specification can also be finely tuned to the individual customer requirements. In doing so TYROLIT can confidently depend on its many years of know-how and
Get Price2021-5-1 · The new 966M and 972M Wheel Loaders have a Stage IV ACERT engine equipped with a combination of proven electronic, ... solution with Cat Selective Catalytic Reduction, and a fuel eficient regeneration system. The Cat ... Turkey) Caterpillar ...
Get PriceThe ARTVIS ® Service The Acoustical Real-Time Video Imaging System. The ARTVIS ® service allows us to actually “see” sound in real-time (as you would “see” thermal contours with an infrared camera). Not only can we precisely measure the intensity, frequency content and the primary source of the noise, but also all the reflections of that specific noise.
Get PriceThe Danobat underfloor wheel lathe is a specifically designed and cost-saving machine for the preventive and corrective maintenance of railway wheels and brake-discs. We have a wide range of underfloor wheel lathes to adapt to any type of vehicle, whether high speed, locomotive, commuter train, tram or metro. It can perform without the need of ...
Get Price2018-4-1 · Oftentimes, grinding lobes and bearing journals is the final machining operation that completes an engine’s camshaft. This is still the case for a number of offerings from Comp Cams, a leading manufacturer of aftermarket camshafts and valvetrain components for race, show and street vehicles.. The Memphis, Tennessee-based company has continued to adopt new grinding …
Get PricePremium abrasive cloth provides up to 15x longer life than fiber resin metal sanding discs. Type 29 fiberglass backing provides grinding angle of 20 to 25 degrees. Product is manufactured in Turkey. This product meets customer requirement. From the Manufacturer. DEWALT DW8311 4-1/2' x 5/8'-11 36 Grit Zirconia Angle Grinder Flap Disc
Get Price2020-10-10 · The road in a nice gravel/dirt road and even though it rained the 2 days prior the main road was still good to drive our 30' fifth wheel down and most campsites we saw were fine to pull into. When you turn on Turkey Springs Road there are a few campsites to your right about a 0.5-1mile down, make sure to go left at the fork in the road.
Get PriceStP Diamond Line - choice of travelers. The materials can be applied for sounddeadening and noise reduction of the problematic zones of the car. The materials are effective in wide temperature range and more light-weighted than other similar products.
Get Price2019-12-5 · Diamond tip blades cut more quickly than abrasive wheels. Normally a blade with a diamond tip will cut a paving slab in about one minute. If the bottle is used, cutting a paving slab with a diamond tip blade normally requires a single pressurisation of the bottle. However, abrasive wheels take longer and the tank
Get Price2017-2-8 · Concrete Preservation with Diamond Grinding Was First Used in California {Diamond grinding was first used in California in 1965 on a 19-year old section of I-10 to eliminate significant faulting (Neal and Woodstrom 1976). {In 1983, CPR was conducted on this same pavement section, including the use of additional grinding to restore the rideability
Get Price2004-12-13 · Diamond grinding costs range between 2.50/m2 and 7.00/m2 (2 and 6/yd2) although in PCC containing very hard river gravels, costs can go up to 12/m 2 (10 /yd 2 ). The cost depends on many factors including aggregate and PCC mix properties, average
Get Price2018-5-9 · J Y Shen, J Q Wang, B Jiang, et al. Study on wear of diamond wheel in ultrasonic vibration-assisted grinding ceramic. Wear, 2015, 332: 788–793. Article Google Scholar [122] Q Zhang, S To, Q Zhao, et al. Impact of material microstructure and diamond grit wear on surface finish in micro-grinding of RB-SiC/Si and WC/Co carbides.
Get Price1. A reduction gear (1) comprising: a worm (2) made of a metal; and a worm wheel (4) having gear teeth (3) engaged with the worm (2), where at least the gear teeth (3) of the worm wheel (4) are made of a synthetic resin containing reinforcing fibers, characterized in that an engagement surface (7) of the gear teeth being made of a synthetic resin containing reinforcing fibers is so processed ...
Get PriceIn the figure, the reduction gear 1 includes a worm 2 made of a metal and a worm wheel 4 having gear teeth 3 engaged with the worm 2. The worm wheel 4 is integrally constructed with a resin portion 5 having a circumferential surface on which the gear teeth are formed and a core portion 6 made of a metal.
Get Price