Polyvinyl chloride resin SG-8
The thermoplastic elu-molekul polymer mere site na nkwusioru polymerization nke vinyl chloride monomer.Usoro ihe omimi: - (CH2 - CHCl) n - (N: ogo nke polymerization, N= 590 ~ 1500).Ọ bụ akụrụngwa kachasị ewu ewu nke a na-eji na-emepụta rọba.Ọ nwere ezigbo nkwụsi ike nke kemịkalụ, nguzogide corrosion na nguzogide mmiri.
Nkọwapụta
GB/T 5761-2006 Ọkọlọtọ
Ihe | SG3 | SG5 | SG7 | SG8 | |
Viscosity, ml/g (ọnụahịa K) Ogo nke polymerization | 135-127 (72-71) 1350-1250 | 118-107 (68-66) 1100-1000 | 95-87 (62-60) 850-750 | 86-73 (59-55) 750-650 | |
Ọnụọgụ nke adịghị ọcha ≤ | 30 | 30 | 40 | 40 | |
Ọdịnaya na-agbanwe agbanwe%,≤ | 0.40 | 0.40 | 0.40 | 0.40 | |
Njupụta g/ml ≥ na-apụta | 0.42 | 0.45 | 0.45 | 0.45 | |
foduru mgbe sieve | 0.25mm ≤ | 2.0 | 2.0 | 2.0 | 2.0 |
0.063mm ≥ | 90 | 90 | 90 | 90 | |
Ọnụọgụ nke ọka/400cm2≤ | 40 | 40 | 50 | 50 | |
Plasticizer absorbency uru nke 100g resin g≥ | 25 | 17 | - | - | |
Ọcha%,≥ | 75 | 75 | 70 | 70 | |
Ngwọta ihe ngwọta nke mmiri, [us/(cm.g)]≤ | 5 | - | - | - | |
Ọdịnaya ethylene chloride fọdụrụnụ mg/kg≤ | 10 | 10 | 10 | 10 |
Ngwa
Polyvinyl chloride resin nwere ngwa dịgasị iche iche, dị ka ime ụgbọ ala, ihe ịchọ mma ezinụlọ, igbe mgbasa ozi, akpụkpọ ụkwụ akpụkpọ ụkwụ, ọkpọkọ PVC na akwa akwa, profaịlụ PVC na sooks, mpempe akwụkwọ PVC na efere, ihe nkiri na-atụgharị, ihe egwuregwu ụmụaka, ngwaahịa ndị dị n'èzí, PVC waya na cable, PVC wuru akpụkpọ anụ, osisi na plastic ala, corrugated osisi, wdg.