|
Cevian N is SAN resin, copolymer
of styrene and acrylonitrile. Transparent. Tougher, more chemical-resistant
and UV-resistant, compared to crystal Polystyrene.

 General Purpose Grades
|
050SF / high flow
070SF / tough
Suitable for lunch box, cold water tube, cosmetic case, and brush or other sundries.
080SF / Chemical resistant
Suitable for cigar lighter vessel, parts of electrical goods.

 Flame retardant grade
|
Transparent, UL94 V-2
Suitable for parts of electrical goods.

 Glass fiber reinforced grades
|
Reinforced with GF 10 - 30% grades.
Suitable for working parts requires dimensional accuracy.
Ex. propeller fan / cross flow fan of air conditioning equipment

[Typical Settings of Processing]
| Grades |
Preliminary drying |
Barrel temperature ( ) |
Screw rotation
(rpm) |
Back pressure
(MPa) |
Mold temperature
( ) |
| Nozzle |
C3 |
C2 |
C1 |
|
3-5 hrs
80-85 |
210-230 |
210-230 |
190-210 |
170-190 |
70-90 |
10-20 |
40-60 |
|
3-5 hrs
80-85 |
230-250 |
230-250 |
210-230 |
190-210 |
40-60 |
10-20 |
60-80 |
|
3-4 hrs
70-80 |
170-190 |
170-190 |
160-170 |
150-160 |
40-60 |
5-15 |
40-60 |
* “CELPURGE MA2” is recommendable for purging of Cevian-N.
For purging of filled grades or carbonized contamination, “CELPURGE AW2 / high cleaning type” or “CELPURGE AG4 / super cleaning type” is especially recommendable.
|