glassdbase: MGT Mayer Glastechnik

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MGT Mayer Glastechnik: MGTherm HEAT MIRROR SC75/0.7

Float 1.1N 4mm, Folie SC75, SZR 28, Float 4 mm, FÃ¼llung SZR Argon
MGT Mayer Glastechnik, Feldkirch, Ã–sterreich

Reference number: F001005

Brief information Transmittance Total solar energy transmittance Selectivity index General color rendering index

Transmittance T_e, T_v, T_e/T_v Diagram

	Solar direct transmittance T_e [info]
	Light transmittance T_v [info]
	T_e/T_v [info]

T_e	T_v	T_e/T_v	Angle of incidence
0.327	0.630	0.519	0°
0.323	0.626	0.516	15°
0.313	0.617	0.507	30°
0.290	0.590	0.492	45°
0.277	0.570	0.486	50°
0.260	0.539	0.482	55°
0.235	0.493	0.477	60°
0.202	0.426	0.475	65°
0.182	0.383	0.475	67.5°
0.159	0.334	0.477	70°
0.135	0.282	0.478	72.5°
0.110	0.229	0.480	75°

Reflectance R_e, R_e' Diagram

	Solar direct reflectance R_e [info]
	Solar direct reflectance, inverted light propagation R_e' [info]

R_e	R_e'	Angle of incidence
0.355	0.415	15°
0.359	0.421	30°
0.376	0.444	45°
0.386	0.457	50°
0.404	0.477	55°
0.429	0.506	60°
0.465	0.547	65°
0.491	0.575	67.5°
0.521	0.606	70°
0.552	0.638	72.5°
0.588	0.676	75°

Absorptance A_e, A_e' Diagram

	Solar direct absorptance A_e [info]
	Solar direct absorptance, inverted light propagation A_e' [info]

A_e	A_e'	Angle of incidence
0.322	0.262	15°
0.329	0.266	30°
0.334	0.265	45°
0.337	0.266	50°
0.336	0.263	55°
0.336	0.258	60°
0.333	0.251	65°
0.327	0.243	67.5°
0.320	0.235	70°
0.313	0.227	72.5°
0.302	0.213	75°

Total solar energy transmittance g, g' Diagram

	Total solar energy transmittance g [info]
	Total solar energy transmittance, inverted light propagation g' [info]

g	g'	Angle of incidence
0.387*	0.433*	0°
0.385	0.430	15°
0.376	0.422	30°
0.354	0.399	45°
0.342	0.386	50°
0.324	0.368	55°
0.300	0.341	60°
0.266	0.305	65°
0.245	0.282	67.5°
0.221	0.256	70°
0.195	0.228	72.5°
0.168	0.198	75°

* Extrapolated value

Selectivity index T_v/g [info] Diagram

Selectivity index T_v/g

T_v/g	Angle of incidence
1.625*	0°
1.627	15°
1.643	30°
1.666	45°
1.667	50°
1.663	55°
1.645	60°
1.600	65°
1.563	67.5°
1.514	70°
1.446	72.5°
1.364	75°

* Extrapolated value

Transmittance Reflectance Absorptance Color rendering
Dynamic temperature simulation of a standard room

Spectral transmittance T [info] Diagram


0°	15°	30°	45°	50°	55°	60°	65°	67.5°	70°	72.5°	75°

Spectral reflectance R [info] Diagram


15°	30°	45°	50°	55°	60°	65°	67.5°	70°	72.5°	75°

Spectral reflectance, inverted light propagation R' [info] Diagram


15°	30°	45°	50°	55°	60°	65°	67.5°	70°	72.5°	75°

Spectral absorptance A [info] Diagram


15°	30°	45°	50°	55°	60°	65°	67.5°	70°	72.5°	75°

Spectral absorptance, inverted light propagation A' [info] Diagram


15°	30°	45°	50°	55°	60°	65°	67.5°	70°	72.5°	75°

Maximum temperature rise in temperature simulation (°C) [info]

ΔT_max = 10.61°C

Coefficients of functions
T_e, T_v, A_e [info]

T_e	T_v	A_e
-0.028242	-0.057042	-0.61981
-0.00037803	-0.00035918	0.00041627
0.58145	0.83313	0.96846
69.12	71.926	92.886
10.21	8.6242	6.1952
1.6314	1.2116	1.0353

Secondary internal heat transfer factor [info]

q_i/A_e(φ=0°) = 0.192

Dynamic temperature simulation of a standard room [info]

Location: ZÃ¼rich
Time period: 1. August - 10. August
Orientation of windows: South
Air change rate: 1.0
initial temperature: 20° C
Standard room: 1A [info]