成都本色PPS板廠家 成都PPS板供應(yīng)商那家好? 成都本色PPS板材銷售商 成都本色PPS板材供應(yīng)商那家好?成都本色PPS板材銷售商 成都本色PPS板材供應(yīng)商那家好?
苯硫醚全稱為聚苯基硫醚,是分子主鏈中帶有苯硫基的熱塑性樹脂,英文名為polyphenylene snlfide(簡稱PPS)?! ?/p>
特性:
空氣中較大允許工作溫度非常高可在220℃持續(xù)工作,短時(shí)可達(dá)260℃,在高溫環(huán)境保持高機(jī)械強(qiáng)度、剛度和硬度,優(yōu)越的耐化學(xué)腐蝕及耐水解性能(目前尚未發(fā)現(xiàn)可在200℃以下溶解聚苯硫醚的溶劑,對無機(jī)酸、堿和鹽類的抵抗性極強(qiáng)),的耐磨和摩擦性,非常好的尺寸穩(wěn)定性,的抗高能量輻射,良好的抗紫外線性能,自身具有阻燃性,優(yōu)良的電絕緣性。
應(yīng)用領(lǐng)域
機(jī)械部件,泵,葉輪部件,燃料及汽車工業(yè)。
Attribute of the used raw materials | Norm | unit i.e | PPS | |
Ⅰ,Physical Properties | ||||
1,Specific gravity(p) | ISO 1183 | g/cm3 | 1.35 | |
2,Water absorption | ISO 62 | % | 0.02 | |
3,Chemical resistance | _ | ﹣ | ||
4,Max.permissible service temperatere(nostronger mech.stress involved) | ||||
upper temperature limit | _ | ℃ | 150 | |
lower temperature limil | _ | ℃ | ||
Ⅱ,Mechanical Properties | ||||
1,Tensile strength at yield | ISO 527 | Mpa | 88 | |
2,Elongation at yield | ISO 527 | % | 3.4 | |
3,Tensile strength at break | ISO 527 | Mpa | 72 | |
4,Elongation at break | ISO 527 | % | 21 | |
5,Impact strength | ISO 179 | Kj/m2 | ≧250 | |
6,Notch impact strength | ISO 179 | Kj/m2 | ﹣ | |
7,Ball indentation hardn.(Hk)/Rockwell | ISO 2039 | Mpa | M95 | |
8,Shore-D | DIN 53505 | _ | ﹣ | |
9,Flexural strength | ISO 178 | Mpa | 141 | |
10.Modulus of elasticity(Et) | ISO527 | Mpa | 4150 | |
Ⅲ,Thermal Properties | ||||
1,Vicat softening temp. Vicat VST/B/50 | ISO 306 | ℃ | ﹣ | |
VST/A/50 | ℃ | ﹣ | ||
2,Heat deflection temperature HDT/B | ISO 75 | ℃ | ﹣ | |
HDT/A | ℃ | 115 | ||
3,Coef.of linear therm.expansion | DIN 53752 | K-1*10-4 | 0.53 | |
4,Thermal conductivity at20℃ | DIN 52612 | W/(m*k) | 0.25 | |
Ⅳ,Electrical Properties | ||||
1,Volume resistivity | VDE 0303 | X CM | ≧1011 | |
2,Surface reistivity | VDE 0303 | ≧1015 | ||
3,Dielectric constant at 1MHZ | DIN 53483 | 3.2 | ||
4,Diel.loss factor at 1MHZ | DIN 53483 | ﹣ | ||
5,Dielectric strength | VDE 0303 | KV/MM | 18 | |
6,Trackyng resistance | IEC 60112 | V | CTI 125 | |
Ⅴ,Additional Data | ||||
1,Bondability | ﹢ | |||
2,Physiological indifference | EEC 90/128 | ﹢ | ||
according | FDA | ﹢ | ||
3,Friction coefficient | DIN 53375 | 0.4 | ||
4,Flammability | UL 94 | V-0 | ||
5,UV stabilisation6) | ﹢ | |||
Ⅵ,Chemical Properties | ||||
1,Acid resistance | ﹢ | |||
2,Hydroxid resistance(delute) | 0 | |||
3,Hydrocarbonat resistance | ﹢ | |||
4,CKW resistance | ﹢ | |||
5,Aromatic resistance | 0 | |||
6,Ketone resistance | ﹢ | |||
7,Resistance against hot water | ﹢ | |||
1,The figures stated here are approximate values based on experience currently gathered by experts. They are determined on the basis of raw materials ,so that a divergence of values on the ultimate product cannot be precluded.Any legally binding guarantee of certain properties or any suitability for a specific cannot be inferred from the present data. | ||||
2, 0.B no break yes O limited - no |