이 물질들 상온에서 열전도도값 좀 알려주세요~~

Question

질문 그대로 상온에서의 열전도도값 좀..   나무 아크릴판 석고 합판

Accepted Answer

Acrylic 0.2 w/mK

Wood across the grain, white pine 0.12w/mK

Wood across the grain, balsa 0.055 w/mK

Wood across the grain, yellow pine 0.147 w/mK

Wood, oak 0.17 w/mK

Gypsum or plaster board 0.17 w/mK

Fiber hardboard
0.2 w/mK

PMMA : 아크릴 유리 : 0.0012cal/sec.cm.K =0.12cal/sec,m.K =432cal/h.m.k =0.5w/mk.

Thermal Conductivity - k - (W/mK)

Material/Substance Temperature (^oC)

25 125 225

Acetone 0.16

Acrylic 0.2

Air 0.024

Alcohol 0.17

Aluminum 250 255 250

Aluminum Oxide 30

Ammonia 0.022

Antimony 18.5

Argon 0.016

Asbestos-cement board 0.744

Asbestos-cement sheets 0.166

Asbestos-cement 2.07

Asbestos, loosely packed 0.15

Asbestos mill board 0.14

Asphalt 0.75

Balsa 0.048

Bitumen 0.17

Benzene 0.16

Beryllium 218

Brass 109

Brick dense 1.31

Brick work 0.69

Cadmium 92

Carbon 1.7

Carbon dioxide 0.0146

Cement, portland 0.29

Cement, mortar 1.73

Chalk 0.09

Chrome Nickel Steel (18% Cr, 8 % Ni) 16.3

Clay, dry to moist 0.15 - 1.8

Clay, saturated 0.6 - 2.5

Cobalt 69

Concrete, light 0.42

Concrete, stone 1.7

Constantan 22

Copper 401 400 398

Corian (ceramic filled) 1.06

Corkboard 0.043

Cork, regranulated 0.044

Cork 0.07

Cotton 0.03

Carbon Steel 54 51 47

Cotton Wool insulation 0.029

Diatomaceous earth (Sil-o-cel) 0.06

Earth, dry 1.5

Ether 0.14

Epoxy 0.35

Felt insulation 0.04

Fiberglass 0.04

Fiber insulating board 0.048

Fiber hardboard 0.2

Fireclay brick 500^oC 1.4

Foam glass 0.045

Freon 12 0.073

Gasoline 0.15

Glass 1.05

Glass, Pearls, dry 0.18

Glass, Pearls, saturated 0.76

Class, window 0.96

Glass, wool Insulation 0.04

Glycerol 0.28

Gold 310 312 310

Granite 1.7 - 4.0

Gypsum or plaster board 0.17

Hairfelt 0.05

Hardboard high density 0.15

Hardwoods (oak, maple..) 0.16

Helium 0.142

Hydrogen 0.168

Ice (0^oC, 32^oF) 2.18

Insulation materials 0.035 - 0.16

Iridium 147

Iron 80 68 60

Iron, wrought 59

Iron, cast 55

Kapok insulation 0.034

Kerosene 0.15

Lead Pb 35

Leather, dry 0.14

Limestone 1.26 - 1.33

Magnesia insulation (85%) 0.07

Magnesite 4.15

Magnesium 156

Marble 2.08 - 2.94

Mercury 8

Methane 0.030

Methanol 0.21

Mica 0.71

Mineral insulation materials, wool blankets .. 0.04

Molybdenum 138

Monel 26

Nickel 91

Nitrogen 0.024

Nylon 6 0.25

Oil, machine lubricating SAE 50 0.15

Olive oil 0.17

Oxygen 0.024

Paper 0.05

Paraffin Wax 0.25

Perlite, atmospheric pressure 0.031

Perlite, vacuum 0.00137

Plaster, gypsum 0.48

Plaster, metal lath 0.47

Plaster, wood lath 0.28

Plastics, foamed (insulation materials) 0.03

Plastics, solid

Platinum 70 71 72

Plywood 0.13

Polyethylene HD 0.42 - 0.51

Polypropylene 0.1 - 0.22

Polystyrene expanded 0.03

Porcelain 1.5

PTFE 0.25

PVC 0.19

Pyrex glass 1.005

Quarts mineral 3

Rock, solid 2 - 7

Rock, porous volcanic (Tuff) 0.5 - 2.5

Rock Wool insulation 0.045

Sand, dry 0.15 - 0.25

Sand, moist 0.25 - 2

Sand, saturated 2 - 4

Sandstone 1.7

Sawdust 0.08

Silica aerogel 0.02

Silicone oil 0.1

Silver 429

Snow (temp < 0^oC) 0.05 - 0.25

Sodium 84

Softwoods (fir, pine ..) 0.12

Soil, with organic matter 0.15 - 2

Soil, saturated 0.6 - 4

Steel, Carbon 1% 43

Stainless Steel 16 17 19

Straw insulation 0.09

Styrofoam 0.033

Tin Sn 67

Zinc Zn 116

Urethane foam 0.021

Vermiculite 0.058

Vinyl ester 0.25

Water 0.58

Water, vapor (steam) 0.016

Wood across the grain, white pine 0.12

Wood across the grain, balsa 0.055

Wood across the grain, yellow pine 0.147

Wood, oak 0.17

Wool, felt 0.07

http://members.tripod.com/~hybridsnow/PMMA-thermo.html

http://www.engineeringtoolbox.com/thermal-conductivity-d_429.html

즐거운 하루 되세요.

이 물질들 상온에서 열전도도값 좀 알려주세요~~

질문 그대로 상온에서의 열전도도값 좀..

나무 아크릴판 석고 합판

이 물질들 상온에서 열전도도값 좀...

온도차이에 의한 열전도도 계산

발생하는 이유 구체적으로 알려주세요

나쁜 물질 좀 알려주세요. 빨리요~

물을 생명의 신비의 물질이라고...

고등학교 화학1 질문

수입고기 5키로 냉장해동 질문 (내공300)

전도,대류,복사에대해 좀 알려주세요??

ㅡㅡ;; 화학 고수님 제발좀 알려주세요

이 과학 원소문제에대한 답좀^^;

Wood across the grain, white pine	0.12w/mK
Wood across the grain, balsa	0.055 w/mK
Wood across the grain, yellow pine	0.147 w/mK
Wood, oak	0.17 w/mK

Thermal Conductivity - k - (W/mK)
Material/Substance	Temperature (^oC)
	25	125	225

Acetone	0.16
Acrylic	0.2
Air	0.024
Alcohol	0.17
Aluminum	250	255	250
Aluminum Oxide	30
Ammonia	0.022
Antimony	18.5
Argon	0.016
Asbestos-cement board	0.744
Asbestos-cement sheets	0.166
Asbestos-cement	2.07
Asbestos, loosely packed	0.15
Asbestos mill board	0.14
Asphalt	0.75
Balsa	0.048
Bitumen	0.17
Benzene	0.16
Beryllium	218
Brass	109
Brick dense	1.31
Brick work	0.69
Cadmium	92
Carbon	1.7
Carbon dioxide	0.0146
Cement, portland	0.29
Cement, mortar	1.73
Chalk	0.09
Chrome Nickel Steel (18% Cr, 8 % Ni)	16.3
Clay, dry to moist	0.15 - 1.8
Clay, saturated	0.6 - 2.5
Cobalt	69
Concrete, light	0.42
Concrete, stone	1.7
Constantan	22
Copper	401	400	398
Corian (ceramic filled)	1.06
Corkboard	0.043
Cork, regranulated	0.044
Cork	0.07
Cotton	0.03
Carbon Steel	54	51	47
Cotton Wool insulation	0.029
Diatomaceous earth (Sil-o-cel)	0.06
Earth, dry	1.5
Ether	0.14
Epoxy	0.35
Felt insulation	0.04
Fiberglass	0.04
Fiber insulating board	0.048
Fiber hardboard	0.2
Fireclay brick 500^oC	1.4
Foam glass	0.045
Freon 12	0.073
Gasoline	0.15
Glass	1.05
Glass, Pearls, dry	0.18
Glass, Pearls, saturated	0.76
Class, window	0.96
Glass, wool Insulation	0.04
Glycerol	0.28
Gold	310	312	310
Granite	1.7 - 4.0
Gypsum or plaster board	0.17
Hairfelt	0.05
Hardboard high density	0.15
Hardwoods (oak, maple..)	0.16
Helium	0.142
Hydrogen	0.168
Ice (0^oC, 32^oF)	2.18
Insulation materials	0.035 - 0.16
Iridium	147
Iron	80	68	60
Iron, wrought	59
Iron, cast	55
Kapok insulation	0.034
Kerosene	0.15
Lead Pb	35
Leather, dry	0.14
Limestone	1.26 - 1.33
Magnesia insulation (85%)	0.07
Magnesite	4.15
Magnesium	156
Marble	2.08 - 2.94
Mercury	8
Methane	0.030
Methanol	0.21
Mica	0.71
Mineral insulation materials, wool blankets ..	0.04
Molybdenum	138
Monel	26
Nickel	91
Nitrogen	0.024
Nylon 6	0.25
Oil, machine lubricating SAE 50	0.15
Olive oil	0.17
Oxygen	0.024
Paper	0.05
Paraffin Wax	0.25
Perlite, atmospheric pressure	0.031
Perlite, vacuum	0.00137
Plaster, gypsum	0.48
Plaster, metal lath	0.47
Plaster, wood lath	0.28
Plastics, foamed (insulation materials)	0.03
Plastics, solid
Platinum	70	71	72
Plywood	0.13
Polyethylene HD	0.42 - 0.51
Polypropylene	0.1 - 0.22
Polystyrene expanded	0.03
Porcelain	1.5
PTFE	0.25
PVC	0.19
Pyrex glass	1.005
Quarts mineral	3
Rock, solid	2 - 7
Rock, porous volcanic (Tuff)	0.5 - 2.5
Rock Wool insulation	0.045
Sand, dry	0.15 - 0.25
Sand, moist	0.25 - 2
Sand, saturated	2 - 4
Sandstone	1.7
Sawdust	0.08
Silica aerogel	0.02
Silicone oil	0.1
Silver	429
Snow (temp < 0^oC)	0.05 - 0.25
Sodium	84
Softwoods (fir, pine ..)	0.12
Soil, with organic matter	0.15 - 2
Soil, saturated	0.6 - 4
Steel, Carbon 1%	43
Stainless Steel	16	17	19
Straw insulation	0.09
Styrofoam	0.033
Tin Sn	67
Zinc Zn	116
Urethane foam	0.021
Vermiculite	0.058
Vinyl ester	0.25
Water	0.58
Water, vapor (steam)		0.016
Wood across the grain, white pine	0.12
Wood across the grain, balsa	0.055
Wood across the grain, yellow pine	0.147
Wood, oak	0.17
Wool, felt	0.07