HT-208 NBR primer-free Nitrile rubber coatings for Cylinder Head Gasket
HT208 NBR rubber coatings material for engine steel gasket,silk screen partial coating on gasket surface.
HT-208 NBR primer-free Nitrile rubber coatings for Gasket
Features:
l Thixotropic properties ensure proper screen printing thickness
l High temperature resistant, fuel resistant, resistant to various chemical media
l No primer, adhesion can reach more than level 1
Typical Applications:
Screen printing materials on all metal gaskets for automobiles and motorcycles.
Specifications：
Item | Data | ||||
Before vulcanization | 208A | 208B | 208C | ||
Appearance | Black paste | Black paste | Light yellow liquid | ||
Viscosity | mPa.s | 400～1800 | 400～1800 | ≥100 | |
Mixing ratio | 209A：209B：209C=50：50：20～23 | ||||
After vulcanization | Operating temperature | ℃ | -30~200 | ||
Adhesion | level | 0-1 | |||
Impact resistance | kg/cm | 50 | |||
Flexibility | mm | 1 | |||