High density polyethylene film. High Density Polyethylene Film Distance Micron

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1 meter [m] = 1000000 microns [µm]

Initial value

Converted value

meter exameter petameter terameter gigameter megameter kilometer hectometer decameter decimeter centimeter millimeter micrometer micron nanometer picometer femtometer attometer megaparsec kiloparsec parsec light year astronomical unit league naval league (UK) maritime league (international) league (statutory) mile nautical mile (UK) nautical mile (international) mile (statutory) mile (USA, geodetic) mile (Roman) 1000 yards furlong furlong (USA, geodetic) chain chain (USA, geodetic) rope (English rope) genus genus (USA, geodetic) pepper floor (English) . pole) fathom, fathom fathom (US, geodetic) cubit yard foot foot (US, geodetic) link link (US, geodetic) cubit (UK) hand span finger nail inch inch (US, geodetic) barley grain (eng. barleycorn) thousandth of a microinch angstrom atomic unit of length x-unit Fermi arpan soldering typographical point twip cubit (Swedish) fathom (Swedish) caliber centiinch ken arshin actus (Ancient Roman) vara de tarea vara conuquera vara castellana cubit (Greek) long reed reed long elbow palm "finger" Planck length classical electron radius Bohr radius equatorial radius of the Earth polar radius of the Earth distance from the Earth to the Sun radius of the Sun light nanosecond light microsecond light millisecond light second light hour light day light week Billion light years Distance from the Earth to the Moon cables (international) cable length (British) cable length (USA) nautical mile (USA) light minute rack unit horizontal pitch cicero pixel line inch (Russian) inch span foot fathom oblique fathom verst boundary verst

Convert feet and inches to meters and vice versa

foot inch

m

Specific fuel consumption

More about length and distance

General information

Length is the largest measurement of the body. In three-dimensional space, length is usually measured horizontally.

Distance is a quantity that determines how far two bodies are from each other.

Measuring distance and length

Units of distance and length

In the SI system, length is measured in meters. Derived units such as kilometer (1000 meters) and centimeter (1/100 meter) are also commonly used in the metric system. Countries that do not use the metric system, such as the US and UK, use units such as inches, feet and miles.

Distance in physics and biology

In biology and physics, lengths are often measured at much less than one millimeter. For this purpose, a special value has been adopted, the micrometer. One micrometer is equal to 1×10⁻⁶ meters. In biology, micrometers measure the size of microorganisms and cells, and in physics, the length of infrared electromagnetic radiation. A micrometer is also called a micron and is sometimes, especially in English literature, designated Greek letterµ. Other derivatives of the meter are also widely used: nanometers (1 × 10⁻⁹ meters), picometers (1 × 10⁻¹² meters), femtometers (1 × 10⁻¹⁵ meters and attometers (1 × 10⁻¹⁸ meters).

Navigation distance

Shipping uses nautical miles. One nautical mile is equal to 1852 meters. It was originally measured as an arc of one minute along the meridian, that is, 1/(60x180) of the meridian. This made latitude calculations easier, since 60 nautical miles equaled one degree of latitude. When distance is measured in nautical miles, speed is often measured in knots. One sea knot equals a speed of one nautical mile per hour.

Distance in astronomy

In astronomy, large distances are measured, so special quantities are adopted to facilitate calculations.

Astronomical unit(au, au) is equal to 149,597,870,700 meters. The value of one astronomical unit is a constant, that is, a constant value. It is generally accepted that the Earth is located at a distance of one astronomical unit from the Sun.

Light year equal to 10,000,000,000,000 or 10¹³ kilometers. This is the distance that light travels in a vacuum in one Julian year. This quantity is used in popular science literature more often than in physics and astronomy.

Parsec approximately equal to 30,856,775,814,671,900 meters or approximately 3.09 × 10¹³ kilometers. One parsec is the distance from the Sun to another astronomical object, such as a planet, star, moon, or asteroid, with an angle of one arcsecond. One arcsecond is 1/3600 of a degree, or approximately 4.8481368 microrads in radians. Parsec can be calculated using parallax - the effect of visible changes in body position, depending on the observation point. When making measurements, lay a segment E1A2 (in the illustration) from the Earth (point E1) to a star or other astronomical object (point A2). Six months later, when the Sun is on the other side of the Earth, a new segment E2A1 is laid from the new position of the Earth (point E2) to the new position in space of the same astronomical object (point A1). In this case, the Sun will be at the intersection of these two segments, at point S. The length of each of the segments E1S and E2S is equal to one astronomical unit. If we plot a segment through point S, perpendicular to E1E2, it will pass through the intersection point of segments E1A2 and E2A1, I. The distance from the Sun to point I is segment SI, it is equal to one parsec, when the angle between segments A1I and A2I is two arcseconds.

On the image:

  • A1, A2: apparent star position
  • E1, E2: Earth position
  • S: Sun position
  • I: point of intersection
  • IS = 1 parsec
  • ∠P or ∠XIA2: parallax angle
  • ∠P = 1 arcsecond

Other units

League- an obsolete unit of length previously used in many countries. It is still used in some places, such as the Yucatan Peninsula and rural areas of Mexico. This is the distance a person travels in an hour. Sea League - three nautical miles, approximately 5.6 kilometers. Lieu is a unit approximately equal to a league. IN English language both leagues and leagues are called the same, league. In literature, leagues are sometimes found in book titles, such as “20,000 Leagues Under the Sea” - famous novel Jules Verne.

Elbow- an ancient value equal to the distance from the tip of the middle finger to the elbow. This value was widespread in the ancient world, in the Middle Ages, and until modern times.

Yard used in the British Imperial system and is equal to three feet or 0.9144 meters. In some countries, such as Canada, which adopts the metric system, yards are used to measure fabric and the length of swimming pools and sports fields such as golf courses and soccer fields.

Definition of meter

The definition of meter has changed several times. The meter was originally defined as 1/10,000,000 of the distance from the North Pole to the equator. Later, the meter was equal to the length of the platinum-iridium standard. The meter was later equated to the wavelength of the orange line of the electromagnetic spectrum of the krypton atom ⁸⁶Kr in a vacuum, multiplied by 1,650,763.73. Today, a meter is defined as the distance traveled by light in a vacuum in 1/299,792,458 of a second.

Computations

In geometry, the distance between two points, A and B, with coordinates A(x₁, y₁) and B(x₂, y₂) is calculated by the formula:

and within a few minutes you will receive an answer.

Calculations for converting units in the converter " Length and distance converter" are performed using unitconversion.org functions.

According to parameters, photos, cost.


One of the main properties of polyethylene is its density. In durable polyethylenes it is approximately 940-960 g/m3. This high level is achieved by polymerization with system catalysts. This material is called polyethylene high pressure. It is a rigid thermoplastic that is used in injection and blow molding.

The main properties of this class of polyethylene include good chemical resistance, minimal water absorption, good elongation, elasticity and resistance to temperature changes in the range from -70 to +100 degrees. The material is easily processed and welds very well.

High-density polyethylene film is used to make bags for non-food products, pipes for agricultural work, and packaging material. In particular, packaging bags, bags with a die-cut handle, garbage bags, and air bubble film are made from such film.

In everyday life, the product is used in the construction of greenhouses, summer cafes and showers (colored opaque film is used for such objects). It is characteristic that when the film is exposed to high pressure, elevated temperature it is easy to apply on various surfaces– cardboard, paper, foil, etc. The surfaces on which PVD is applied are moisture-resistant and waterproof, and are quite durable.

HDPE polyethylene films have good electrical insulating qualities (for some types of film, the electrical density reaches 150 kV/mm). With increasing film density, quality parameters such as strength, rigidity, and chemical resistance increase. Thus, we can conclude that high density of polyethylene film provides a number of useful qualities. If you need such a film, please contact LENTAPACK.

Low density polyethylene film

Today, one of the most popular materials among buyers is low-density polyethylene. As is known, low is determined by the number of branches per 100 carbon atoms. The level of crystallinity of molecules is 50-70%.

The softening temperature of low-density film is significantly lower than the temperature of boiling water. Therefore, this type of film cannot be used in conjunction with hot water or ferry. Low-density polyethylene is characterized by plasticity and dullness. Its density ranges from 0.915 to 0.936 g/cm3. Films of this type are easy to heat seal and form strong seams. You can glue the film using tape and polyisobutylene adhesives. On the material after preliminary preparation It is possible to apply prints.

Low-pressure film coatings withstand impacts quite well and are resistant to tensile and tensile loads. They are also resistant to temperature changes (from -50 to +10 degrees). The films are waterproof, but have poor oxidation resistance and are therefore unsuitable for packaging certain types of products. Good chemical resistance with low grease and oil resistance somewhat limits the contact of this type of film with certain liquids.

Low-density polyethylene is often used in the manufacture of bags, wrapping, and sacks. In the production of shopping bags, mainly film from 20 to 60 microns is used. A low density does not mean that the film is fragile. The use of additives can significantly increase the strength of products. For bags of small capacity, film up to 10 microns thick is used. Thus, we see that density of polyethylene film is one of the main parameters.

High density polyethylene film kg m3 (LDPE production)


The high demand of high pressure film requires modern methods its production. The production of polyethylene film takes place in extruders. Needed density of polyethylene film (kg/m3) achieved by adding granulated and powdered high-density polyethylene. Next, the viscous mass is blown out of the extruder onto a special receiver. The film has a round and flat cross-section.

Production Highlights

Polyethylene granules fall into the receiving hopper. To improve the properties of the material, special additives are used. Next, the polymer hits the surface of the screw. As the screw rotates, the material begins to heat up and melt. Once the alloy is homogeneous, it is extruded. After passing through the head, the product is obtained in the desired shape.

To obtain a sleeve, the workpiece must pass through a special slot and inflate to required sizes. The diameter and thickness of the hose can be adjusted by setting the amount of air supplied. The fabric is obtained from a sleeve - cutting it directly on both sides, a half-sleeve - on one. The resulting sleeve must cool and then pass through the receiving device, after which the film is wound into rolls.

All stages are carefully controlled. In particular, you need to monitor temperature and pressure, as well as color (if color film is being made). A high-quality film provides uniform thickness over the entire area of ​​the canvas, the “correct” color, the absence of folds and creases, even and tight winding. Checked density of polyethylene film (kg/m3) density meter in different areas. If you need polyethylene film, contact the LENTAPACK company.

100 µm = 0.0001 m = 0.1 mm. ... equal to 1*10 to the minus sixth power of a meter or 1 micron = 0.001 ... how much ...

http://info-4all.ru/obrazovanie/chemu-raven-1-mikron

Convert units: millimeter [mm] ...

1 millimeter [mm] = 1000 microns [µm] ... The length of the bridge is 2.7 kilometers or 1.7 miles. Are common …

https://www.translatorscafe.com/unit-converter/ru/length/12-14

What is 1 micron equal to? -...

100 µm = 0.0001 m = 0.1 mm. In order to... The question asks how much one hundred is...

http://www.bolshoyvopros.ru/questions/252848-chemu-raven-1-mikron.html

Value converter - 1 mm = 0.01 dm...

Value converter: 1 mm = 0.01 dm; 1 mm = 0.039370079 inch; 1 mm = 1e-06 km; 1 mm = 0.001 m; 1 mm = 6.21e-07 miles; 1 mm...

https://www.stroyteh.ru/converter/?unit=mm&value=1

Micrometer - Wikipedia

Equal to one millionth of a meter (10 −6 meters or 10 −3 millimeters): 1 µm = 0.001 mm = 0.0001 ...

https://ru.wikipedia.org/wiki/Micrometer

Value converter - 1 µm = 1E-05 ...

Value converter: 1 µm = 1e-05 dm; 1 µm = 3.937e-05 inch; 1 µm = 1e-09 km; 1 µm = 1e-06 m; 1 µm = 1e-09 mi; 1 …

https://www.stroyteh.ru/converter/?unit=μm&value=1

How to determine the film thickness for a greenhouse

The main indicator when choosing a greenhouse film is density, calculated in microns (µm). The fewer there are, the thinner the film, and, accordingly, its cost is lower.

But sometimes sellers are disingenuous, placing price tags with in big numbers. Thus, a very common option is when a “thickness” of 120 microns is sold at the price of a “thickness” of 150 microns.

Unfortunately, the forgery cannot be detected by touch: the density of the greenhouse film is determined only with the help of a special device - a micrometer. But there is a way out of the situation. It is necessary to correlate the weight with the footage.

1 mm contains how many microns

A linear meter of film with a density of 80 microns should weigh 210 grams, with a density of 100 microns - 260 grams, with a density of 120 microns - 320 g, 150 microns - 400 g, 200 microns - 530 g. (Calculations are presented on standard width one and a half meters, “sleeve”).

Let's do the math. If you, for example, buy ten linear meters with a “declared” density of 150 microns, then the total weight of the purchase should be four kilograms (10X400=4000g).

Contacts

This term has other meanings, see Micrometer (meanings).

The request for "Mikron" is redirected here; see also other meanings.

Micrometer(Russian designation: µm, international: µm; from the Greek μικρός “small” + μέτρον “measure, measurement”) - a subunit of measurement of length in International system units (SI). Equal to one millionth of a meter (10−6 meters or 10−3 millimeters): 1 µm = 0.001 mm = 0.0001 cm = 0.000001 m.

micron (µm)

In 1879-1967 the name was officially used micron(μ, μ), which was then canceled by the decision of the XIII General Conference on Weights and Measures (1967/68).

The prefix micro-, which serves in the SI to form submultiple units, was adopted by the XI General Conference on Weights and Measures in 1960 simultaneously with the adoption of the SI as a whole.

Application

A micrometer is a standard unit of measurement in which the tolerance for deviations from a given size is expressed ( according to GOST) in mechanical engineering and almost any production where exceptional dimensional accuracy is required. Micrometers also measure the wavelength of infrared radiation.

To better represent this unit of length, the following examples can be given:

Notes

  1. Dengub V. M., Smirnov V.

    D. Units of quantities. Dictionary reference book. - M.: Standards Publishing House, 1990. - P. 78. - 240 p. - ISBN 5-7050-0118-5.

  2. Resolution 7 of the 13th meeting of the CGPM (1967/68) (English) on the website of the International Bureau of Weights and Measures
  3. Resolution 12 of the 11th meeting of the CGPM (1960) (English) on the website of the International Bureau of Weights and Measures
  4. GOST 7601-78.

    Physical optics. Terms letter designations and definitions of basic quantities Archived March 23, 2013.

  5. Functions and properties of red blood cells (Russian). MedUniver.com. Retrieved July 14, 2016.
  6. Encyclopedia of hair: Everything you need to know about hair (Russian). Schwarzkopf.ru. - “By European standards, hair with a diameter of 0.04 to 0.06 mm is considered thin.

    Hair with a diameter of 0.06-0.08 mm is considered normal, and thick - from 0.08 to 0.1 mm. Asian hair is thicker than European hair: the average hair thickness in Asia ranges from 0.08 to 0.12 mm.” Retrieved July 14, 2016.

Micrometer-sized speck of dust on a pinhead

CC© wikiredia.ru

micrometer, or micron(Russian stamp µm, international - µm) is a measurement of unit length in the International System of Units (SI).

A micrometer is one million meters or a thousand millimeters: 1 µm = 10-6 m = 10-3 mm.

The name "micrometer" comes from the Greek words μικρός - "small" and μέτρον - "measurement", "measurement".

Between 1879 and 1967 the name "micron" (μ, μ) was officially used, and then it was withdrawn by the XIII General Conference on Weights and Measures.

Some facts:

  • humans can detect light wavelengths between 0.38 and 0.78 microns;
  • the diameter of an erythrocyte is 7 microns;
  • The thickness of a human hair ranges from 80 to 110 microns.

For machine construction requiring extreme dimensional accuracy, the micrometer is the standard deviation for deviations from a specific size.

A micrometer is used to measure the wavelength of infrared radiation.

[edit] Notes

  1. Dengub V.

    Micrometer (µm - metric), length

    M., Smirnov V. G. Units of quantities. Glossary. - M.: Publishing standards, 1990. - P. 78. - 240 p. — ISBN 5-7050-0118-5.

Powder microns on the head

The word micron

The word micron in English letters (transliterated) - mikron

The word micron consists of 6 letters: i k m n o r

Meanings of the word micron. What is a micron?

Micron (from Greek.

0.1 micron (micrometer) is how many meters?

mikrón - small), a submultiple unit of length equal to 10-6m, or 10-3mm. Designations: mk, m. The name M. was canceled by the decision of the 13th General Conference on Weights and Measures (1967), and this unit ...

Micron. (from the Greek mikroV – mikros – small). A unit of length equal to one 1,000,000th of a meter. It is used to measure wavelengths of electromagnetic radiation in the infrared and, sometimes, visible regions of the spectrum.

Astronomical glossary "Astronet"

MICRON (from Greek.

mikron - small) - an outdated name for a unit of length equal to 10-6 m; denoted mk, m. See micrometer.

Large encyclopedic dictionary

FED-Mikron

FED-Mikron is a Soviet scale half-format camera, produced from 1968 to 1985 at the Kharkov machine-building plant "FED".

The only Soviet automatic scale half-format camera loaded with standard cassettes.

en.wikipedia.org

FED-Mikron-2

FED-Mikron-2 - Soviet rangefinder camera.

Produced by the Kharkov production machine-building association "FED" from 1978 to 1986. In total, about 35 thousand pieces were produced.

en.wikipedia.org

NIIME and Micron

JSC "NIIME and Mikron" - Russian company, one of largest producers integrated circuits in Eastern Europe. Founded on March 9, 1964 as the Research Institute of Molecular Electronics (NIIME), under which the Micron plant was created on February 1, 1967.

en.wikipedia.org

NIIME and Mikron (company)

JSC Research Institute of Molecular Electronics and Mikron Plant (JSC NIIME and Mikron) is a Russian company, one of the largest manufacturers of integrated circuits in Eastern Europe.

en.wikipedia.org

Russian language

Micron/.

Morphemic-spelling dictionary.

Usage examples for micron

This high density is achieved by making the sail from a polyimide film called Kapton that is only 5 microns thick.

Potap is trying to launder money earned by crime and, through dummies, take over the Mikron plant, having previously bankrupted it.

The model provides printing accuracy of up to 25 microns, so labor-intensive preparation for printing and finishing the printed object is not required.

MICROMETER (symbol m or m), a unit of length equal to one millionth of a meter, formerly called a micron. IN modern science The micrometer is often replaced by a nanometer (symbol nm), equal to one thousand-millionth of a meter 10 9. … … Scientific and technical encyclopedic dictionary

- (Greek; this, see previous word). A device, a device for measuring the smallest quantities and angular intervals. Dictionary foreign words, included in the Russian language. Chudinov A.N., 1910. MICROMETER Greek; etymology see Micrometry. Screw with... ... Dictionary of foreign words of the Russian language

micrometer- (incorrect micrometer) ... Dictionary of difficulties of pronunciation and stress in modern Russian language

SI submultiple unit of length equal to 10 6 m; designation: µm...

- (from micro... and...meter) a tool in the form of a bracket with a micrometric (particularly precise) screw for contact measurements of linear (internal and external) dimensions. Graduation range from 0.001 to 0.01 mm, measurement limit up to 2000 mm... Big Encyclopedic Dictionary

MICROMETER, micrometer, male (from the Greek mikros small and metron measure) (special). 1. Tool for precise measurement of very small thicknesses. 2. A device in the form of a screw with a fine thread, used. for moving parts of precision instruments when pointing them at... ... Dictionary Ushakova

I micrometer m. An instrument or device for measuring very small linear quantities. II microm meter m. A unit of length equal to one millionth of a meter. Ephraim's explanatory dictionary. T. F. Efremova. 2000... Modern explanatory dictionary of the Russian language by Efremova

MICROMETER, huh, husband. (specialist.). A tool for precise measurements of linear dimensions. | adj. micrometric, oh, oh. Ozhegov's explanatory dictionary. S.I. Ozhegov, N.Yu. Shvedova. 1949 1992 … Ozhegov's Explanatory Dictionary

Male, Greek, physical, device for measuring the smallest quantities and angles: the thinnest moving threads (web) in front of the telescope glass, and a screw with the smallest thread, the number of revolutions of which and their measure are shown by an arrow. tricial, chetical, k... ... Dahl's Explanatory Dictionary

- (Micrometer) measuring tool, consisting of a bracket, in one of the legs of which there is a screw with a fine pitch. By clamping the object being measured with a screw, the size to be measured is determined by the divisions on its head. Micrometer measurement accuracy up to 0.01 mm.... ... Marine Dictionary

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