Pu Akpụkpọ ụkwụ Upper resin
Pu Akpụkpọ ụkwụ Upper resin
mejupụtara
Nke a na usoro bụ iso nke anọ mmiri, polyol, ISO, na-agwọ gị n'ụlọnga na mkpali.
e ji mara
Ịgwakọta okpomọkụ 30 ~ 40 ℃, n'ịgwọ okpomọkụ 80 ~ 90 ℃, Demould oge 8 ~ 10 min (mgbanwe), ndị ekweghị ekwe nke okokụre ngwaahịa nwere ike ịgbanwe site na-agbanwe ihe ruru nke akụrụngwa A + C / B.
Nchekwa
Na-echekwa na a jụụ na akọrọ ebe. Ọ bụrụ na i nwere ike iji otu igba elu otu mgbe, biko dejupụta nitrogen gas ma mechie drum ọma. Adị ndụ nke mbụ mbukota bụ 6 ọnwa.
nkịtị Njirimara
|
Mmeghachi omume parameters |
|||||
|
Finished Product ekweghị ekwe / Shore A |
70 |
74 |
79 |
82 |
|
| Mass ruru |
DX3520-B |
62 |
68 |
75 |
80 |
|
DX3580-A |
97 |
96 |
95 |
94 |
|
|
DX3580-C |
3 |
4 |
5 |
6 |
|
|
Mkpali / DX3580-A (%) |
0,29 |
0,27 |
0,25 |
0,25 |
|
|
Defoaming gị n'ụlọnga / DX3580-A (%) |
0,45 |
0,47 |
0,49 |
0,53 |
|
|
Jel oge / min |
3 |
3 |
3 |
3 |
|
|
Mechanical Properties nke okokụre ngwaahịa |
||||
|
Ekweghị ekwe / Shore A |
70 |
74 |
79 |
82 |
|
Ike ọdụdọ / MPa |
35 |
44 |
47 |
49 |
|
100% Modulus / MPa |
2.2 |
2.8 |
3.9 |
5.4 |
|
300% Modulus / MPa |
4.6 |
6.5 |
8.5 |
9.8 |
|
Ultimate elongation /% |
540 |
520 |
500 |
490 |
|
adọka Ike (Na-enweghị Nick) / (KN / m) |
56 |
66 |
76 |
89 |
|
adọka Ike (Na Nick) / (KN / m) |
12 |
17 |
22 |
35 |
