PRAMUKH STEEL INDUSTRIES

Features

Material			Rigid PVC	Polypropylene	Polyamide 6	Polyethylene	Flame Retardant Polyethylene
Technical Characteristics	Test Standard	Unit of Measure
Chemical-Physical Properties
Specific gravity	DIN 53479	g/cm³	1.55	1.01	1.14	0.92	0.97
Formaldehyde	-	ppm	absent	absent	-	absent	absent
Cadmium	-	ppm	absent	absent	-	£10	£10
Mechanical Properties
Tensile stress at break	DIN 53455	MPa	39	28	45	17	15
Elongation at break	DIN 53455	%	130	200	250	400	600
Modulus of elasticity	DIN 53457	MPa	3200	1700	1100	340	1400
Thermal Properties
Temperature VICAT	DIN 53460	ºC	84	95	198	90	95
HDT	ISO 75 R	ºC	73	60	68	40	50
Continuous Operation Temp	-	ºC	65	100	70	70	85
Electrical Properties
Dielectric constant	DIN 53483	-	3.4	2.5	5.0	2.5	2.3
Dielectric strength	DIN 53481	kV/mm	35	25	30	14	14
Surface resistance	IEC 93	Ohm	10¹³	10¹³	10¹²	10¹³	10¹²
Self-Extinguishing
Self-Extinguishing UL 94 3.2 mil.	UL 94	-	V-0	V-0	V-2	HB	V-1
Self-Extinguishing UL 94 1.6 mil.	UL 94	-	V-0	V-0	-	HB	V-2
Hot Wire Test (2mm)	CEI 50-11	°C	960	960	650	650	850
CSTB Classification	CSTB	-	M1	-	-	-	M3
Oxygen number	ASTM D 2863	%	43	30	25	17.5	25

Chemical	Concentration	Temp. °C	Resistance
Acetic acid, hydrous	25%	40	+
Acetic acid	100%	20	0
Acetone	traces	20	-
Acetone	100%	20	-
Acqua regia	100%	20	0
Aluminium Chloride, hydrous	thinned	20	-
Aluminium sulphate, hydr.	thinned	20	-
Ammonia, concentrate	saturated	40	+
Ammonia, dry gas	100%	60	+
Ammonia, liquid	100%	20	0
Aniline, pure	100%	20	-
Antifreeze	commercial	20	+
Arsenic acid, hydr.	thinned	40	+
Barium Hydroxide, hydr.	-	60	+
Barium salts, hydr.	-	60	+
Beer	commercial	20	+
Bees wax	commercial	20	+
Benzene	100%	20	+
Bleaching Lye	usual conc.	40	+
Borax, hydrous	thinned	40	+
Boric acid, hydr.	thinned	40	+
Brandy	commercial	20	+
Bromine, liquid	100%	20	+
Butane, gaseous	-	20	+
Butadiene	50%	60	+
Butanol	10%	20	+
Butyric acid, hydr.	20%	20	0
Calcium chloride	-	60	+
Camphor oil	100%	20	+
Carbon tetrachloride	100%	20	0
Carbon dioxide, dry	100%	60	+
Chlorine, gaseous, dry	100%	20	+
Chlorine, gaseous, moist	0.5%	20	+
Chlorine, liquid	-	20	-
Chlorine water	saturated	20	0
Chromic acid, hydr.	50%	40	+
Borax, hydrous	thinned	40	+
Citric acid, hydr.	10	40	+
Copper sulphate, hydr	thinned	40	+
Diesel oil	100	20	+
Ethyl-alcohol	96%	20	+
Formaldehyde, hydr.	thinned	40	+
Formic acid	100%	20	+
Freon 12	100%	20	+
Gasoline	100%	60	+
Gelatin, hydr.	-	40	+
Glycerine, hydr.	-	60	+
Heating oil	-	20	0

Chemical	Concentration	Temp. °C	Resistance
Hexane	-	20	+
Hydrochloric acid	30%	40	+
Hydrogen	100%	60	+
Lead acetate, hydr..	saturated	50	+
Lead tetra-ethyl	100%	20	+
Linseed oil	100%	60	0
Lubricating oils	100%	20	+
Methanol	100%	40	+
Milk	normal	20	+
Mineral oil	100%	20	+
Molasses	-	20	+
Naphtalene	-	20	-
Nitrous acid, liquid	30%	50	+
Oils and fats	commercial	60	+
Oil of turpentine	100%	60	0
Ozone	100%	60	+
Paraffin wax	-	60	+
Petroleum	-	20	+
Photographic developer	commercial	40	+
Photographic emulsions	commercia	40	+
Potash lye, hydrous	40%	40	+
Potassium permanganate	6	20	+
Propane liquid	100%	20	+
Prussic acid	-	60	+
Salicylic acid	-	60	+
Sea water	-	60	0
Sebacic acid	100%	60	+
Silicone oil	100%	60	+
Soda, hydrous	thinned	40	+
Sodium chloride	thinned	40	+
Spirits, all types	commercial	20	+
Succinic acid, hydrous	-	60	+
Sulphur	-	60	0
Sulphuric acid, hydrous	40%	40	+
Tannic acid	10%	60	0
Tetrahydrofuran	100%	20	-
Toluene	100%	20	-
Tincture of Iodine	commercial	20	-
Urea, hydrous	10%	40	-
Urine	-	40	+
Vaseline oil	100%	20	-
Vinegar	commercial	40	+
Water	100%	40	+
Water steam	-	40	0
Wines, red and white	commercial	20	+
Zinc salts	saturated	60	0
Zinc sulphate hydrous	thinned	40	+