STANDARD PARAMETERS OF VIETNAMESE RUBBER (SVR) | ||||
---|---|---|---|---|
parameter | Test Result | Vietnamese Standard 3769: 2004 | Test Method | Pass |
SVR 5 | ||||
1. Dirt content (max% wt) (Retained on 45 micron sieve) |
0.05 | 0.05 | ||
2. Ash content (max% wt) | 0.60 | 0.60 | ||
3. Nitrogen content (max% wt) | 0.60 | 0.60 | ||
4. Volatile matter (max% wt) (2) | 0.80 | 0.80 | ||
5. Initial plasticity (P o ) (min) | 30 | 30 | ||
6. Plasticity retention index (PRI) (min) | 60 | 60 | ||
7. Color coding band | White opaque | White opaque | ||
8. Color coding marker | Light green | Light green | ||
(1) There are three sub-Grades of SVR 5 gồm SVR 5 WF (Processed from Field latex), SVR 5RSS (Rubber Smoked Sheet Pressed bale of) and SVR ADS (Pressed bale of Air Dried Sheet). (2) 0.5% of the producer limits Min. (3) Limit of producer for Constant Viscosity Mooney. (4) Rheograph (R) are enclosed and cure property khi customer requires. (4) Figure Rheograph (R) and features vulcanised be attached when requested by customers. |