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Nancar® NBR 1042

1 of 11 products in this brand
Nancar® NBR 1042 is a medium high acrylonitrile butadiene copolymer with good oil resistance. It is polymerized at low temperature and contains sufficient antioxidant for normal aging conditions. It has high Mooney viscosity and provides compounds with higher strength and modulus..

Polymer Name: Acrylonitrile Butadiene Rubber (NBR)

End Uses: Gaskets

Features: Cold Polymerized, General Purpose, Good Processability, High Modulus, High Strength, Oil Resistant

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Identification & Functionality

Additives Included
Chemical Family
Technologies

Features & Benefits

Applications & Uses

Plastics & Elastomers End Uses
Applications

NANCAR® 1042 is a general purpose and easy processing nitrile elastomer. It has excellent solubility, milled and unmilled. It is recommended for use in seals, hoses, belts, sheetings, print rolls, gaskets, kitchen mats, shoe soles.

Properties

Physical Form
Typical Properties
ValueUnitsTest Method / Conditions
Bound Acrylontrile Content32-34%Internal test method, NANTEX Inc.
Heat Lossmax. 0.7%ASTM D-5688
Mooney Viscosity [ML1+4 at 100°C (massed)]72-87ASTM D-1646
Specific Gravity0.98Internal test method, NANTEX Inc.
Total Ash Contentmax. 0.9%ASTM D-1416
Rheological Properties
ValueUnitsTest Method / Conditions
Maximum Torque (160°C, 30min.)4.58lb-inISO 6502/ASTM D-5289
Minimum Torque (160°C, 30min.)0.96lb-inISO 6502/ASTM D-5289
Optimum Cure (160°C, 30 min)7.85MinutesISO 6502/ASTM D-5289
Scorch Time (160°C, 30 min)1.8MinutesISO 6502/ASTM D-5289

Regulatory & Compliance

Certifications & Compliance

Technical Details & Test Data

Compound Properties

Test formulation:ASTM D-3187/ISO 4658 /Miniature internal mixer(based on IRB#8)

Ingredients Parts (phr)
NANCAR 1042 100
NBS zinc oxide 3
2% MgCO3 coated 1.5
NBS stearic acid 1
HAF Black IRB#8 40
TBBS, NBS 384 0.7
Total 146.2

Packaging & Availability

Packaging Type
Packaging

25kg bales on pallets of 1200kg

Storage & Handling

Shelf Life

12 months from date of production at temperatures not exceeding 35°C in dry conditions; exposure to light has to be avoided.