Characteristics of Thermoplastic Insulating and Sheath Materials

Designation			Electrical


VDE initial-code	Abbre-viations	Materials	Density	Break down voltage	Specific	Dielectric-constant	Dielectric loss factor tan δ
					volume
					resistivity
			g/cm3	KV/mm (20°C)	Ohm·cm 20°C	50 Hz/20°C
Y	PVC	Polyvinylchloride compounds	1,35 – 1,5	25	1013– 1015	3,6 – 6	4 x 10–2
Yw	PVC	Heat-resistant 90°C	1,3 – 1,5	25	1012– 1015	4 – 6,5	to
Yw	PVC	Heat-resistant 105°C	1,3 – 1,5	25	1012– 1015	4,5 – 6,5	1 x 10–1
Yk	PVC	Cold resistant	1,2 – 1,4	25	1012– 1015	4,5 – 6,5
2Y	LDPE	Low density Polyethylene	0,92 – 0,94	70	1017	2,3	2 x 10–4
2Y	HDPE	High density Polyethylene	0,94 – 0,98	85	1017	2,3	3 x 10–4
2X	VPE	Cross-linked Polyethylene	0,92	50	1012– 1016	4 – 6	2 x 10–3
O2Y		Foamed Polyethylene	0,65	30	1017	1,55	5 x 10–4
3Y	PS	Polystyrene	1,05	30	1016	2,5	1 x 10–4
4Y	PA	Polyamide	1,02 – 1,1	30	1015	4	2 x 10–2 to 1 x 10–3
9Y	PP	Polypropylene	0,91	75	1016	2,3 – 2,4	4 x 10–4
11Y	PUR	Polyurethane	1,15 – 1,2	20	1010– 1012	4 – 7	2,3 x 10–2
	CPE	Chlorinated Polyethylene	1,16	20	1010-1013	5,5	2,8 x 10–2
12Y	TPE-E	Polyester Elastomer	1,2 – 1,4	40	＞1010	3,7 – 5,1	1.8 x 10–2
	TPE-O	Polyolefine Elastomer	0,89 – 1,0	30	＞1010	2,7– 3,6	1.8 x 10–2

Designation			Thermic
VDE initial- code	Abbre-viations	Materials	Working temp.		Melt-temp	Oxygen index LOI	Heating value H0	Thermal-conductivity	Corrosive gases in case of fire	Radiation resistance
VDE initial- code	Abbre-viations	Materials	Permanent (°C)	Short time(°C)	+°C	(% O2)	MJ·kg-1	W·K-1·m-1	Corrosive gases in case of fire	Mrad
Y	PVC	Polyvinyl-chloride compounds	40	100	＞140	23-42	17-25	0,17	Hydrogen chloride	80


Yw	PVC	Heat-resistant 90°C	70	120	＞140		16-22
Yw	PVC	Heat-resistant 105°C	85	120	＞140	24-42	16-20
Yk	PVC	Cold resistant	30	100	＞140	24-42	17-24
2Y	LDPE	Low density Polyethylene	20	100	105-110	≤22	42-44	0,3	No	100
2Y	HDPE	High density Polyethylene	50	120	130			0,4
2X	VPE	Cross-linked Polyethylene	55	100	—			0,3
O2Y		Foamed Polyethylene	30	100	105	18-30		0,25
3Y	PS	Polystyrene	30	100	＞120	≤22	40-43	0,25	No	80
4Y	PA	Polyamide	45	125	210	≤22	27-31	0,23	No	10
9Y	PP	Polypropylene	90	140	160	≤22	42-44	0,19		10
11Y	PUR	Polyurethane	25	100	150	20-26	20-26	0,25		100(500)
	CPE	Chlorinated Polyethylene	5	100	150-170	22-27	27,6	0,144	Hydrogen chloride	50
12Y	TPE-E	Polyester Elastomer	-50	140	190	≤29	20-25	0,5	No	10
12Y	TPE-E	Polyester Elastomer		140	190	≤29	20-25	0,5		10
	TPE-O	Polyolefine Elastomer	100	130	150	≤25	23-28	1,5		10

Designation			Mechanical				Halogen
VDE initial-code	Abbre-viations	Materials	Tensile strength	Elongation at break	Shore hardness	Water absorbtion	Halogen-free
VDE initial-code	Abbre-viations	Materials	N/mm2	%	Shore hardness	%	Halogen-free
Y	PVC	Polyvinylchloride compounds	10月25日	130-350	70-95(A)	0,4	No


Yw	PVC	Heat-resistant 90°C
Yw	PVC	Heat-resistant 105°C
Yk	PVC	Cold resistant
2Y	LDPE	Low density Polyethylene	10月20日	400-600	43-50(D)	0,1	Yes
2Y	HDPE	High density Polyethylene	20-30	500-1000	60-63(D)
2X	VPE	Cross-linked Polyethylene	12,5-20	300-400	40-45(D)
O2Y		Foamed Polyethylene	8月12日	350-450	—	—	Conditional*
3Y	PS	Polystyrene	55-65	300-400	35-50(D)	0,4	Yes
4Y	PA	Polyamide	50-60	50-170	—	1,0-1,5
9Y	PP	Polypropylene	20-35	300	55-60(D)	0,1
11Y	PUR	Polyurethane	30-45	500-700	70-100(A)	1,5	Yes**
	CPE	Chlorinated Polyethylene	12,5	700	70(A)	0.01	NO
12Y	TPE-E	Polyester Elastomer	30	＞300	85(A)70(D)	1,5	Yes
	TPE-O	Polyolefine Elastomer	20	＞300	55(A)70(D)	1,5	Yes

The propellent may be e.g. Fluor-Chlor-Hydrocarbon
**depend on the type compound

Designation			Properties
VDE initial-code	Abbre-viations	Materials	Oxidation resis-tance	Heat resis-tance	Oil resis-tance	Low-temperature flexibility	Weather, sun resis-tance	Ozone resis-tance	Abrasion resis-tance	Flame resis-tance
Y	PVC	Polyvinyl-chloride compounds	E	G-E	F	P-G	G-E	E	F-G	E
Yw	PVC	Heat-resistant 90°C
Yw	PVC	Heat-resistant 105°C
Yk	PVC	Cold resistant
2Y	LDPE	Low density Polyethylene	E	G	G-E	E	E	E	G	P
2Y	HDPE	High density Polyethylene	E	E	G-E	E	E	E	E	P
2X	VPE	Cross-linked Polyethylene	E	G	G	O	G	E	F-G	F-G
O2Y		Foamed Polyethylene	E	G	G	E	E	E	F	P
3Y	PS	Polystyrene					F		G	P
4Y	PA	Polyamide	E	E	E	G	E	E	E	P
9Y	PP	Polypro-pylene	E	E	F	P	E	E	F-G	P
11Y	PUR	Polyurethane	E	G	E	G	G	E	O	P
	CPE	Chlorinated Polyethylene	E	E	E	E	E	E	E-O	E
12Y	TPE-E	Polyester Elastomer	E	E	E	E	E	E	E	F
	TPE-O	Polyolefine Elastomer	E	E	F	E	E	E	F	F-G

P = Poor; F= Fair; G = Good; E = Excellent; O = Outstanding

Designation			Properties
VDE initial-code	Abbre-viations	Materials	Water resis-tance	Acid resis-tance	Alkali resis-tance	Aliphatic hydrocarbons resistance (Gasoline, kerosene, etc)	Aromatic hydrocarbons resistance(Benzol, toluol, etc.)	Halogenated hydrocarbons resistance (Degreaser solvents)	Alcohol resis-tance
Y	PVC	Polyvinyl-chloride compounds	F-G	G-E	G-E	P	P-F	P-F	P-F
Yw	PVC	Heat-resistant 90°C
Yw	PVC	Heat-resistant 105°C
Yk	PVC	Cold resistant
2Y	LDPE	Low density Polyethylene	E	G-E	G-E	G-E	P	G	E
2Y	HDPE	High density Polyethylene	E	E	E	G-E	P	G	E
2X	VPE	Cross-linked Polyethylene	G-E	G-E	G-E	F	F	F	E
O2Y		Foamed Polyethylene	E	G-E	G-E	G	P	G	E
3Y	PS	Polystyrene
4Y	PA	Polyamide	P-F	P-F	E	G	G	G	P
9Y	PP	Polypropylene	E	E	E	P-F	P-F	P	E
11Y	PUR	Polyurethane	P-G	F	F	P-G	P-G	P-G	P-G
	CPE	Chlorinated Polyethylene	E	E	E	G-E	E	E	E-O
12Y	TPE-E	Polyester Elastomer	E	F	F	G-E	E	E	E-O
	TPE-O	Polyolefine Elastomer	E	G	G	G-E	E	E	E-O

P = Poor; F= Fair; G = Good; E = Excellent; O = Outstanding