Nairit DM, DP, DV,
milled:

Mercaptan-modified chloroprene rubbers.

Application:

Used for manufacturing of mechanical rubber goods, as well as in electrotechnical and other industrial sectors.

Characteristics

Standard for grade

DM

DP

DV

Milled

1. Appearance

Silvery-white to grey granules

Grey to brown cakes

2. Mooney Viscosity,
ML 1+4 (100 oC)

41 - 49

50 - 60
61 - 70

71 - 90
91 - 110
111 – 130

40 - 80

3. Pre-vulcanization ability, min., min

15

15

13

13

4. Mass loss upon dessication,
%, max

1,0

1,0

1,0

1,0

5. Ash, mass %, max

1,0

1,0

1,0

1,0

6. Physical-mechanical characteristics of vulcanized standard rubber compound:
a) Conventional tensile strength MPa, min
b) Elongation at break, % min

18

800

20

800

22

800

Not normalized

Not normalized

Packaging: 

In PM four-ply paper bags in accordance with State Standard 2226-88, with an inner polyethylene layer, or in NM three-ply paper bags in accordance with State Standard 2226-88 with an additional insert polyethylene bag (State Standard 10354-82, film thickness - 0,05 mm).
Net mass of a package is 25 ± 0,2 kg.
Nairit must be transported at temperatures not exceeding 22 oC.

Transportation: 

By all kinds of covered vehicles in compliance with the current rules regulating transportation of freight by the given type of transport.

Storage:

At a distance of no less than one meter from heating, protected from moisture, contamination, direct sunlight and precipitation. Should be stored at temperatures not exceeding 22 oC. Guaranteed shelf life - 1 year from the date of manufacture.
The product may still be used after expiration for its intended purpose after preliminary verification of conformance of its quality with the TS requirements.