Used Measuring Device For Speed for sale (46,181)

Condition: new, Year of construction: 2021, - Deduster up to 160 mm Podew I Uukspfx Alhjgn

Year of construction: 2025, condition: new, New machine Year of manufacture: 2025 Features and technical data: Standard configuration: - Robust machine base - Dowel system for: Dowel diameter 8 mm, Dowel length 35 mm (factory setting, adjustable from 30 to 40 mm), Dowel protrusion 12 mm (factory setting, adjustable from 7 to 20 mm) - Recoil-free gun - Vibratory feeder for dowel transport - Dowel diameter and length control with Auto-DL-Select system - Water supply system for pre-glued dowels - Water tank (stainless steel, 7.5 l) - Closed water system with 6 bar water pressure and spray nozzle - Electronic control with: - Main switch On / Off - Program selector switch Water / Water + Feeding - Potentiometer for dowel feed via vibratory feeder - Potentiometer for adjusting water injection quantity - Control lamp for indicating minimum water level in the water tank - Mobile base - Compressed air: 6 bar / Electrical: 230V, 1Ph, 50Hz HoKuTech DübelJet with option for opposing hole processing: 1 unit HoKuTech | DübelJet with upgrade kit for LeimJet Podpfx Aljwx Aadshjgn including fixtures for attaching/connecting to the DübelJet including height-adjustable suspension for glue hose including: 1 HoKuTech | LeimJet Glue dispensing unit for opposing hole processing Viscosity for PVAc glues up to 75,000 mPas Includes dowel nozzle for Ø 8 mm, pointed nozzle Location: Flörsheim Availability: Immediately

Condition: new, Year of construction: 2021, Exhibition unit Year of manufacture: 2021 Dimensions and Weights Length (product): approx. 1700 mm Width/Depth (product): approx. 600 mm Height (product): approx. 2400 mm Weight (net): approx. 69 kg Chip collection volume: 2 x 215 l Nominal outside diameter extraction nozzle (inlet): 260 mm Nominal outside diameter extraction nozzle (outlet): 2 x 100, 2 x 120 mm Electrical Data No-load speed: 2950 rpm Connection voltage: 400 V Mains frequency: 50 Hz Power consumption: 3.8 kW Output power: 3 kW Filter Filter area: 2 x 2.4 m² Noise Emission Max. sound pressure level: 89.9 dB(A) Airflow Nominal volumetric flow: 4300 m³/h Max. negative pressure: 2000 Pa SCOPE OF DELIVERY Pgjdsw I Uuwopfx Alhjn Fine filter bag, two chip collection bags Availability: short-term Storage location: Hochheim

Condition: new, mobile extraction unit exhibition piece Dimensions and weights Length (product) approx. 1000 mm Width/depth (product) approx. 500 mm Height (product) approx. 2100 mm Net weight approx. 39 kg Chip collection volume 110 l Nominal external diameter extraction inlet 203 mm Nominal external diameter extraction outlet 1 x 100, 1 x 120 mm Electrical data No-load speed 2950 min⁻¹ Connection voltage 230 V Mains frequency 50 Hz Pedpfjw I Uu Rjx Alhogn Input power 1.5 kW Output power 1.05 kW Filter Filter area 1.92 m² Noise emission Maximum sound pressure level 85.7 dB(A) Airflow Nominal airflow 1900 m³/h Maximum negative pressure 1700 Pa SCOPE OF DELIVERY Fine filter bag, Chip collection bag Availability: short-term Warehouse location: Hochheim

Condition: new, Year of construction: 2022, Suction unit already used for demonstration purposes Year of construction 2022 not dust-tested For milling, planing and sawdust High-quality, stable chassis for easy maneuvering Double-woven fine filter bag For milling, planing and sawdust (not suitable for dust) Extraction unit can be rotated through 180° to allow extraction from below or above Sturdy metal fan wheel High-quality chassis as standard for improved stability and easy maneuvering Quick-release fasteners for filter and chip bag Double-woven fine filter bag Scope of delivery: Two filter bags, two chip bags Nominal volume flow2800 m³/h Negative pressure max.1900 Pa Filter area2 x 1.92 m² Chip collection volume2 x 120 l Nominal width external suction nozzle inlet203 mm Nominal width external extraction connection outlet1 x 100, 2 x 120 mm Idle speed2950 min¯¹ PU1 Podjw I Uvnspfx Alhogn Dimensions and weights Length approx.1500 mm Width/depth approx.500 mm Height approx. 2100 mm Weight approx. 53 kg Electrical data Input power2.2 kW Supply voltage400 V Mains frequency50 Hz Noise emission Sound pressure level max.87.5 dB(A) Availability: short term Storage location: Hochheim

Condition: used, Year of construction: 2012, used extraction unitYear of manufacture: 2012Rated capacity: 2789 m³/hFilter surface: 1.8 m²Max. negative pressure: 1668 PaChip collection volume: 160 lMotor: 1.1 kW, 400 VExtraction port: 1 x 120 mm, 1 x 100 mmAvailability: short-termLocation: Hochheim Pgjdox Rv Dtepfx Alhon

Condition: new, mobile extraction unit exhibition piece Dimensions and weights Length (product) approx. 1000 mm Width/depth (product) approx. 500 mm Height (product) approx. 2100 mm Net weight approx. 39 kg Chip collection volume 110 l Nominal external diameter extraction inlet 203 mm Nominal external diameter extraction outlet 1 x 100, 1 x 120 mm Electrical data No-load speed 2950 min⁻¹ Connection voltage 230 V Mains frequency 50 Hz Input power 1.5 kW Output power 1.05 kW Filter Pgsdpow I Uvbefx Alhjn Filter area 1.92 m² Noise emission Maximum sound pressure level 85.7 dB(A) Airflow Nominal airflow 1900 m³/h Maximum negative pressure 1700 Pa SCOPE OF DELIVERY Fine filter bag, Chip collection bag Availability: short-term Warehouse location: Hochheim

Condition: used, Year of construction: 2004, operating hours: 1,53,199 h, machine/vehicle number: IntNr231566, For sale is a high-performance DMG Speed 12-7 Linear sliding headstock automatic lathe with FMB Minimag bar feeder. Control: Fanuc 16i-TB with DMG-specific operator interface Year of manufacture: 2004 Technical data Number of axes: 7 axes (X1, Y1, Z1, X2, Z2, C1, C2) Maximum bar diameter: 12.7 mm Pjdpfjzggguox Alhegn Maximum turning length: 120 mm Rapid traverse rates: X-axis (linear): 40 m/min Linear drive cooling: Separate cooling unit for thermal stabilization of the linear motor. Z-axis: 30 m/min Main spindle speed range: 0 – 12,000 rpm Drive power: 3.7 / 5.5 kW C-axis: 0.001° resolution for high-precision milling operations Counter spindle speed range: 0 – 12,000 rpm Travel (Z2): 150 mm C-axis: full-featured integrated C-axis Tool carrier (linear slide system) Total tool positions: up to 18 stations Driven tools: 3 to 5 positions for cross machining Max. speed of driven tools: 6,000 rpm Bar feeder: FMB Minimag for bar diameters from 2 to 23 mm. Bar length: 3,020 mm Chip conveyor Compact extinguishing system / Kraft und Bauer automatic fire suppression systems Parts separator Chip flushing system The machine can be demonstrated under power by prior appointment. Technical data and details are subject to change and error. Prior sale reserved!

Condition: used, Available quantity: 4 units “Removed from a production facility of an automotive supplier, professionally dismantled” Designation: DC high-voltage/insulation test module GH-200.11A Manufacturer: STAHL Prüftechnik Application: Checking and determining voltage and insulation strength Technical data: - Test voltage (setpoint specification): 100 ... 7500 V DC - Control deviation/measurement accuracy: 0.1 % ± 2 V of the setpoint - Rise rate (ramp): 50 V/s - 30 kV/s - Discharge internal resistance: 100 MΩ Pgodpfozg Ihgsx Alhon - Measurement range: 0 ... 7500 V DC - Output isolation: ± 1500 V max. voltage difference between HV 0 output and PE connection - Trigger current: 1 µA ... 10 mA - Measurement ranges: - Range 1: 0 ... 10 mA - Range 2: 0 ... 200 µA - Resolution: 1 nA - Measurement uncertainty: - Range 1 (10 µA to 10 mA): < 0.5 % of the measured value ± 0.5 µA - Range 2 (0.5 µA to 200 µA): < 1.0 % of the measured value ± 0.01 µA - Discharge energy: < 350 mJ Interfaces: - Ethernet (Modbus protocol) - Optional: Profinet, EtherCAT - Optional: 2-channel safety circuit Special features: - Safety current limited to 10 mA - Precise insulation measurements in the GΩ range through guard connection - Compact industrial design for installation in automated testing applications - Voltage supply with wide-range input

Condition: new, “Partially unpacked for photography – unused item from a warehouse clearance.” Pgjdozg If Sjpfx Alhen Digital display unit PB541 PROFIBUS connection with a pre-selection switch Manufacturer: Motrona

Condition: like new (used), Donau Donauflex 135 High-Speed Radial Drilling Machine Pjdpfx Alezgvmqehegn Manufacturer: Donau Model: Donauflex 135 Year of manufacture: 2020 Condition: Very good, used but like new Available immediately from stock.

Year of construction: 2019, condition: excellent (used), Weiss Technik SaltEvent SC 1000 Salt Spray Chamber Manufacturer: Weiss Technik GmbH Type: SaltEvent SC 1000 Machine type: Salt spray chamber / corrosion testing device Size: 1000 liters For sale is a used Weiss Technik SaltEvent SC 1000 salt spray chamber. This device is suitable for salt spray tests, corrosion tests, condensation water tests, material tests, surface tests, as well as applications in quality assurance, research, and development. Technical data: Rated voltage: 1/N/PE AC 230 V ±10 % / 50 Hz Rated power: 2.6 kW Rated current: 11.3 A Customer-side fuse: 16 A, slow-blow Weight: approx. 370 kg Overall dimensions according to layout drawing: approx. 2910 × 900 × 960 mm Test chamber / load: Max. test chamber load: 150 kg Floor grid load: 150 kg Insertion rods: 8 kg per rod Storage surface, machine part cover: 5 kg Temperature and test data: Temperature range, salt spray test: Ambient temperature +5 K to +50 °C Temperature range, condensation water test: Ambient temperature +5 K to +42 °C Temperature, compressed air humidifier: Ambient temperature +5 K to +70 °C Temporal temperature constancy: ±1 K Salt solution consumption during salt spray test: approx. 0.5 to 1.5 l/h Equipment: S!MPAC control system WEBSeason / color control panel Touch operating panel Test chamber hood Storage tank Control cabinet Floor grid / test chamber grid Compressed air humidifier Hood locking mechanism Temperature monitoring Interface Documentation as shown in the pictures Connections: Pedpfxozg Er Ae Alhsgn Power connection 230 V / 50 Hz Compressed air connection Connection for demineralized water Exhaust connection Water drain / condensate drain Application areas: Salt spray test Corrosion test Condensation water test Material test Surface test Coating test Automotive Quality assurance Research and development Condition: Used Functional testing performed before delivery. Optical condition as shown in the pictures. Scope of supply: Weiss Technik SaltEvent SC 1000 salt spray chamber Storage tank Documentation as shown in the pictures Accessories as shown in the pictures Scope of supply as shown in the pictures. Subject to changes, errors, and prior sale.

Condition: used, cutting range for steel to 0,5 - 120 mm capacity at 100% 440 A mm cutting medium PerCut 451 dimensions ca. 1030 x 680 x 1450 mm weight ca. 600 kg Contour Cut Exact contours and holes in mild steel with a diameter to material thickness ratio of 1:1 (Diameter:material thickness Contour Cut Speed Contour cutting in mild steel with similar quality and up to 50 % higher speed Silent Cut Cutting of mild steel with reduced sound pressure level Podszginhspfx Alhegn HiFinox Plasma cutting of stainless steel and aluminium from 1 to 6 mm with significantly less dross Ar/H2 Mix Excellent cutting results thanks to active mixing of single gases for stainless steel and aluminium starting from 6 mm Marking, notching, punching Individual labeling of the material The HiFocus 440i neo is one of the most flexible and most powerful high-precision plasma cutting units worldwide. Its wide cutting range from 0.5 mm to 120 mm means considerably higher flexibility. The inverter technology allows the highest marking quality and functionality. The HiFocus 440i neo is ideally suited for steel service centers, steel producers and distributors because it can be combined with 2D or 3D CNC-controlled guiding systems like gas cutting machines, robots and pipe cutting machines. With HiFocus neo the user benefits, compared to competitors, from higher speeds when cutting and marking electrically conductive materials, ensuring at the same time excellent quality and low process costs. Thanks to optimised technology, the consumables are handled gently and the plasma cutting process is more efficient

Condition: like new (used), Year of construction: 2022, operating hours: 9,900 h, INVERTER COMPRESSOR GA 75 VSD, IN LIKE-NEW CONDITION (WE ARE AN OFFICIAL DEALER). NEW UNIT LIST PRICE: EUR 96,968. MAIN FEATURES: Pgodpszdf U Tsfx Alhen MAXIMUM PRESSURE: 13 BAR POWER: 75 kW / 100 HP FLOW RATE: 13,500 LITERS/MINUTE

Year of construction: 2021, condition: excellent (used), functionality: fully functional, machine/vehicle number: 4104064175, KITOTEC CT-12000-D high-precision cutting tool measuring machine (2021) KITOTEC CT-12000-D is universal high-precision measuring device for all cases: suitable for directly measuring of the special angles of drill, tap, end mill, reamer, inserts or saw, such as orthogonal rake, relief, helix, tool cutting edge angle, end cutting edge angle, pitch, core diameter, chisel edge, chisel edge angle relief, angle axial, radius centre measurement, crosshairs, simple and rotatable, chip angle and radial clearance angle. Measuring length 250 mm . Swivelling around 280 degrees with 300 mm sliding mounting plate. Dowel system can be repositioned. Measurement software Metric MT 9.02. The pixel resolution in the highest zoom level with conversion lens 0.5x is 2 microns. Included is Rollomatic Concentricity Pro with adapter plate. - Zoom system 12x with adapter 0,67x with angled optical system - attachment lense 0,5x - double guide rail system in Z and Y axis - Z axis 170 mm – pitch 1 mm with resolution, resolution 0.001 mm - X axis 100 mm – pitch 1 mm Pgodpfjvi Enaox Alhen - Y axis 250 mm – pitch 5 mm (ball screw spindle) with measuring system resolution 0.001 mm - turning axis 280° with 150 mm with V-bloc, and rear stop, small V-bloc for smaller tools - LED cold light source with slot ring light and diffuser – movable - double LED spot light with goose neck arms - back light, parallel with holder movable blue for automatic measuring functions - measuring software Metric MT 9.02 - interface to read out XZ axis to software - incl. NUC-PC 4K WIN 10 GB

Condition: like new (used), functionality: fully functional, Danfoss VLT AutomationDrive FC301/302 frequency converter for 22 kW motor. Unit is unused (old stock), stored in dry warehouse conditions. Manufacturer: Danfoss Model: VLT AutomationDrive FC301/302 Motor power: 22 kW Condition: New – never commissioned With control panel (LCP) Industrial heavy-duty series Pgedoyl Nwnjpfx Alhjn Suitable for pumps, fans, extruders, presses, process lines Available immediately from stock.

Condition: used, Year of construction: 1992, x-travel 1400 mm y-travel 1200 mm z-travel 1000 mm Control ZM total power requirement 0,5 kW weight of the machine ca. 2 t dimensions of the machine ca. 2 x 1,5 x 2 m Pgedpsftfczsfx Alhjn

Year of construction: 2026, condition: new, functionality: fully functional, machine/vehicle number: EP8607, Press brake punch for Trumpf 86 degree H220mm gooseneck punch 42CrMo material with full body hardened and radius tip laser hardened Pgodpfx Aleyzpf Eshon

Condition: used, Year of construction: 2020, x-travel 800 mm y-travel 700 mm Pjdpfxozgibzj Alhjgn z-travel 700 mm Control Wenzel max. workpiece weight 0 kg accuracy Renishaw SP 25 M Measurement inaccuray 2,6 µm repeatability 1,6 µm Longitudinal uncertainness MPE: 3,5 + L/0 µm (standard) Longitudinal uncertainness MPE: 3,5 + L/0 µm (extended)

Condition: good (used), Hexagon Type: Hexagon Optiv Performance 442 Product description: The 3D multi-sensor coordinate measuring machine Optiv Performance 442 combines optical and tactile measurements in a single system. The system supports multi-sensor measurements with a vision sensor, tactile sensor, TTL laser (Through-The-Lens), and the innovative Chromatic White Light Sensor (cws). The base unit with a vision sensor can be modularly expanded with all available sensors. Application areas: • Use on a level surface • Versatile geometric measurements and GD&T analyses with standard construction accuracy • Design principle: » Low-vibration granite construction with a fixed bridge and movable table » Integrated substructure with optional vibration dampers • Guides: » Precise mechanical linear guides in all axes • Drives: » DC servo motors, power transmission via backlash-free ball screws at the center of gravity • Length measuring system: » Incremental length measuring system • Resolution: 0.1 pm Hexagon Optiv 442 multi-sensor measuring machine equipped with a camera, laser, and Renishaw probe system. • Measuring range per sensor: 410x410x200mm • Dimensions: 1232x910x1663mm • Weight: approx. 940kg • Max. load capacity: Glass plate 30kg • Accuracy: U1=1.9 + L/200; U2=2.4 + L/150; U3=2.9 + L/100 (L = measuring length in mm) • Max. travel speed per axis: 200mm/s • Camera with 2-stage zoom • Laser • LED ring light • Renishaw 6-position probe changer • Renishaw TP200 probe system • Monitor operation • Windows 7 Ultimate evaluation station • Measuring machine HEXAGON Optiv 442 Electrical connection values: Voltage 115/230 V ± 10% Mains frequency 50/60 Hz ± 5% Podpezgr R Eofx Alhjgn Power consumption 1000 VA Weight: approx. 1100 kg Condition: used Scope of supply: (See image) (Changes and errors in the technical data are subject to change!) We will be happy to answer any further questions you may have by telephone.

Condition: good (used), Keyence Type: VR-6200 + VR-6000 Technical data: Measurable XY range: 300 mm × 150 mm *2 Object table XY travel range: 278 mm × 134 mm Z travel range: 69 mm Load capacity: 4.5 kg Working distance: 75 mm Image acquisition device: 4-megapixel CMOS, B/W Macro mode: Magnification (based on a 15-inch monitor): 12× Horizontal: 24.0 mm Vertical: 18.0 mm Magnification (based on a 15-inch monitor): 25× Horizontal: 12.0 mm Vertical: 9.0 mm Magnification (based on a 15-inch monitor): 38× Horizontal: 8.0 mm Vertical: 6.0 mm Magnification (based on a 15-inch monitor): 50× Pgedpszgr D Eofx Alhjn Horizontal: 6.0 mm Vertical: 4.5 mm Micro mode: Magnification (based on a 15-inch monitor): 40× Horizontal: 7.6 mm Vertical: 5.7 mm Magnification (based on a 15-inch monitor): 80× Horizontal: 3.8 mm Vertical: 2.9 mm Magnification (based on a 15-inch monitor): 120× Horizontal: 2.5 mm Vertical: 1.9 mm Magnification (based on a 15-inch monitor): 160× Horizontal: 1.9 mm Vertical: 1.4 mm Zoom: 1× to 4× Display resolution: 0.1 μm Height measuring range Without image composition in Z Macro mode: 10 mm Micro mode: 1 mm With image composition in Z Macro mode: 50 mm Micro mode: 30 mm Repeatability (σ) Without image composition in Z 0.4 μm *1 With image composition in Z 1.0 μm *1 Measuring accuracy Without image composition in Z ±2.5 μm *1 With image composition in Z ±4.0 μm *1 Only 50 operating hours! Includes software CD, but no PC! Condition: (Like new!) For further technical information, please refer to the manufacturer. Scope of delivery: (As shown in the picture!) (Changes and errors in the technical data are subject to change!) We will be happy to answer any further questions you may have over the phone.

Condition: used, functionality: fully functional, Functionally tested; item originates from the dismantling of equipment from an automotive supplier. Manufacturer: Linde Type: LSG-4 Smart Device type: Signal device for forklifts Function: Acoustic and optical warning signals during vehicle operation Power supply: 24 V DC Application: Safety warning system for forklifts and logistics vehicles Pgjdpfezgf Hmox Alhsn Mounting type: Vehicle mounting

Condition: new, functionality: fully functional, Year of construction: 2026, Dry and Wet Ball Mill: Structure, Operation, and Technical Details A ball mill is a fundamental grinding device used in mineral processing, cement manufacturing, chemical production, and other industrial applications. It works by rotating a cylindrical shell filled with grinding media—usually steel balls—causing impact and friction that reduce materials to fine powder. Based on the grinding environment, ball mills are classified into dry and wet types, each suited for specific materials and process requirements. Working Principle Both dry and wet ball mills operate on the same mechanical principle. The rotating cylinder, driven by a motor through a gear system, lifts the grinding media and material along the inner wall. As the rotation continues, the balls fall under gravity, striking and grinding the material. The difference lies in the presence or absence of a liquid medium during grinding. Dry Ball Mill A dry ball mill is used when the material must remain moisture-free or when water could affect product quality. It is commonly applied in cement clinker, limestone, quartz, and refractory material grinding. The discharge can be either grate type or overflow type, depending on the desired fineness. Technical Features: Feeding size: ≤25 mm Discharge size: 0.075–0.4 mm Capacity: 0.65–90 t/h Liner material: High manganese steel or wear-resistant alloy Drive system: Gear-driven or direct-coupled motor Dust control: Equipped with air exhaust and dust collector Advantages: Pgsdpfx Asq Nx Aljlhjn Suitable for materials sensitive to moisture No drying process required after grinding Lower corrosion risk and simpler maintenance Easier material classification and separation Limitations: Dry grinding produces more dust and heat, requiring efficient ventilation and dust collection systems. Wet Ball Mill A wet ball mill operates with water or another liquid medium added to the material. The slurry formed during grinding improves efficiency by reducing friction and preventing excessive heat buildup. It is widely used in ore beneficiation, ceramics, and chemical industries. Technical Features: Feeding size: ≤25 mm Discharge size: 0.074–0.2 mm Capacity: 0.65–615 t/h Liner material: Rubber or high-chromium steel Discharge method: Overflow or grate type Auxiliary equipment: Classifier, pump, and thickener for slurry circulation Advantages: Higher grinding efficiency and finer particle size Reduced dust and noise levels Continuous operation suitable for beneficiation circuits Better control of particle uniformity Limitations: Requires drying if the final product must be in powder form and involves more complex slurry handling. The selection between dry and wet grinding depends on the material characteristics, downstream process, and environmental conditions. Dry mills are preferred for materials that must stay moisture-free, while wet mills are ideal for fine grinding and slurry-based processes. Conclusion Dry and wet ball mills share the same mechanical structure but differ in their grinding environment and application scope. The dry type offers simplicity and low maintenance for moisture-sensitive materials, while the wet type provides higher efficiency and finer output for mineral and chemical processing. Understanding their technical parameters and operational differences ensures optimal equipment selection, improved productivity, and reliable performance in industrial grinding operations.

Year of construction: 2026, condition: used, NEW, built in 2026 Automatic loading and unloading station. Suitable for solid wood, MDF, gypsum board, cement fiber board, and planks. Examples: Doors, planks, MDF panels, cabinet fronts, gypsum board, and facade panels. Adaptations to other products are possible. The machine operates at a constant speed andwith a set loading and unloading capacity. This allows you to easily automateyour loading and unloading processes and increase process reliability. The system operates with a 2-circuit vacuum system. Siemens control panel. Technical Specifications: - Manufacturer: Ka-Ma - Model: KR-1300-1 - Working width: 1,300 mm - Includes belt conveyor, length 3,000 mm - Working height: 930 ± 50 mm - PLC control, operated via a touch panel, Siemens S7-1200 - Loading and unloading of parts via 2 suction plates, length 442 mm - Automatic signal upon completion of the loading process - Max. horizontal speed: 0.5 m/s - Horizontal working stroke: 1,300 mm - Max. vertical speed: 0.5 m/s - Stack height approx. 1,000 mm (including pallet under the plate stack) - Loading side on the left in the direction of travel - Vertical working stroke: approx. 1,200 mm - Max. lifting capacity: approx. 85 kg, continuous operation 65 kg - Max. component width: 1,300 mm - Max. component length: approx. 2,850 mm - Max. conveyor belt speed: continuously variable up to max. 10 m/min. - Electric motor power: 1.5 kW- Electronic components: Schneider Electronics and Siemens Pgjdpey S S Htofx Alhjn - Weight: 1,200 kg Optional: 2-circuit vacuum system with 4 additional suction cups and the ability to lift the panels 15 mm on one side before vertical movement; required for all materials that can be vacuum-sealed. YouTube link:?v=WpRUnvPFqN0