China MDI Gwneuthurwr a Chyflenwr Prepolymer

Mdi prepolymer

Pris FOB:UD $ 0.5 - 9,999 / darn

Min.order Maint:100 darn/darn

Gallu cyflenwi:10000 darn/darn y mis

Gwlad Tarddiad:Sail

Nodau Masnach:Inov

Caledwch ： Traeth A 75A - Traeth A 95A

Mae gan y cynnyrch nodweddion ymwrthedd gwisgo da, gwytnwch ac eiddo mecanyddol rhagorol.

Fe'i defnyddir i wneud cynhyrchion elastomer polywrethan amrywiol fel olwynion rwber, platiau rhidyll a modrwyau selio.

Fodelith	D2560	D2575	D2590	D3565	D3575	D3590
NCO/%	6.0 ± 0.2	7.5 ± 0.2	9.0 ± 0.2	6.5 ± 0.2	7.5 ± 0.2	9.0 ± 0.2
Nodwch yn 20 ℃	System PTMG, solid gwyn			System Polyester, Solid Gwyn
BDO100g prepolymer /g	6.1	7.8	9.3	6.8	7.8	9.3
Gludedd (85 ℃)/mpa · s	1400	1000	750	1400	1200	1000
Tymheredd Cymysgu /℃ （prepolymer /1,4bd）	80/40	80/40	80/40	80/40	80/40	80/40
Amser Gel /Min	10	8	7	10	8	7
Amser ôl -fulcanization (110 ℃)/h	48	48	48	48	48	48
Caledwch （lan a）	87 ± 2	90 ± 2	95 ± 2	85 ± 2	90 ± 2	95 ± 2
Modwlws/MPA 100%	6	9.2	12.6	5	8.6	12.3
Modwlws /MPA 300%	17	16.6	18.9	10	19.7	29.1
Cryfder tynnol /mpa	44	43	45	50	46	55
Elongation / %	472	683	500	540	580	530
Cryfder rhwygo /（kn /m）	75	110	130	82	117	132
Adlam / %	61	64	55	43	35	39
Dwysedd （24 ℃）/ （g/ cm³）	1.11	1.11	1.12	1.23	1.26	1.24
Gwisgo din /mm³	36	44	44	32	35	38