Polyamides

POLYAMIDES

PА-6 primary sort 120/321 and 210/311 - for articles production used in auto construction; PА-6 for food industry - is used for tapes and other articles production; PА-6 secondary sort 12 - is meant for articles of technical purpose molding and also production consumer articles; PА-6,6 - is used in automobile and chemical industry.

Technical characteristics to polyamide-6. (TU U 6-00204048.126-98 ch.1)
№	Index name	Standard for sorts
	Appearance and color	Granules: thermal stabilisated, dull with ТіО2 filling (0,240,34%), bright. From white till slightly yellow color.
	Appearance and color	PА-6 120/321	PА-6 210/311
1.	Melt temperature,^oС, not less	214	215
2.	Granules size, mm (length)	1,55,0	1,55,0
3.	Relative viscosity	2,203,50	not less 2,40
4.	Mass share of humidity, %, not more	2,0	0,20
5.	Mass share of extractable substances, %, not more	3,0	1,5
6.	Mass share of not cutted granules with the length till 20 mm, %, not more	0,6	0,5
7.	Quantity of foreign and oxidated particles per 100 g of product, units, not more	23	18

Technical characteristics to polyamide-6 (food) (TU U 6-00204048.130-99 ch.1)
№	Index name	Standard for sort
1.	Appearance and color	Colorless granules
2.	Melt temperature,^oС, not less	214
3.	Granules size, mm (length) (diameter)	1,54,0 2,04,0
4.	Relative viscosity, not less	3,05
5.	Mass share of humidity, %, not more	0,05
6.	Mass share of extractable substances, %, not more	0,7
7.	Mass share of not cutted granules with the length till 20 mm, %, not more	0,5
8.	Quantity of foreign and oxidated particles per 100 g of product, units, not more	15

Technical characteristics to polyamide-6,6. (TU U 6-00204048.145-2000)
№	Index name	Standard for sort
1.	Appearance	Not dyed granules
2.	Melt temperature,^oС, not less	255
3.	Mass share of granules with the size not more than 5 mm in all directions , %, not less	95
4.	Relative viscosity at temperature 25^oС, not less	2,45
5.	Mass share of humidity, %, not more	0,20

Technical characteristics to polyamide-6 secondary. (TU U 6-00204048.125-98)
№	Index name	Standard for sort
1.	Appearance	Bright granules from white till black-brown color
2.	Granules size, mm, (length)	2,010,0
3.	Mass share of humidity, %, not more	3,0
4.	Relative viscosity	1,92,4
5.	Mass share of extractable substances, %, not more	14,0
6.	Mass share of not cutted granules with the length till 30 mm, %, not more	1,5