JYM-A/JYM-B for memory foam
1 . JYM -A is milky vi scous liquid . A component will be layered if long time storage , Pl s sh ake it evenly be fore process .JYM -B is light brown liquid . Th ey are used to produce the memory foam , such as sl ow rebound pillow foam , sl ow rebound neck pillow.
2 . Operation
Condition
|
Type
Condition
|
JYM-A
|
JYM- B
|
|
Reaction Ratio (by
weight)
|
100 |
50~55 |
| Material temperature (℃) |
30~ 35 |
30~35 |
| C ream time (s) |
16~ 18 |
| R ise time (s) |
40~50 |
| tack -free time (s) |
180~240 |
| Density (g/cm3 ) |
0 .06~0 .08 |
| Demould time (min) |
5 |
3. Not es
( 1) Pl ease adjust pigment's ratio according to pigment's type when necessary. Pigment must be added in A component .
(2) Process temperature of JYM -A should not be high er than 70 ℃ .
(3) Pl ease wear prot ective gl asses , mask s , solvent resi st ant gl oves and other prot ective equipment wh en use the mat eria l s , especi ally B component can react with wat er vi ol ently. So pl ease take care to prot ect the mucosal part s (eye etc .) and skin .
(4) Materia l A, B and cat alyst should be prot ecte d from moi sture contamination .
4. Package& Shelf life
A component is 210kg per drum , B component is 235kg per drum .
Th e above data is only for reference and the specific data will be subject to actual processing . Our company’s techni cal opini on whether in oral , written or experiment is all out of sincerity, but do not make any guarant ee . Customers who use our company's product s have the responsibility to experiment to verify whether is suitable for the specifie d process conditions and purposes .
