描述
25%玻璃纤维POM GF25
产品:25%玻璃纤维POM GF25
高耐磨性
低摩擦系数
高耐热性
良好的电气和介电性能
低吸水性
25%玻璃纤维POM GF25
产品详细信息25%玻璃纤维POM GF25
25%玻璃纤维填充高粘度等级,适用于要求极高刚度、抗蠕变和HDT的零件
聚甲醛的特性
(1)加工前无需干燥聚甲醛,最好在加工过程中(约80℃)预热聚甲醛,这有利于产品尺寸的稳定性(2)聚甲醛的加工温度非常窄(0~215°C),当聚甲醛在桶中停留很长时间或温度超过220°C时,会分解,产生强烈的刺激性甲醛气体(3)POM注射成型压力应较大(与注射压力相似),以减少压降。螺杆转速不宜过高,残留量应小(4)聚甲醛制品的收缩率大,容易收缩或变形。POM比热量大,模具温度高(80~100℃),所以解调时产品非常热,所以要避免烫伤手指(5)聚甲醛应在“中压、中速、低料温、高模温”的条件下成型。成型精密产品时应控制模具温度(6)具有高机械强度和刚度(7)最大疲劳强度(8)良好的耐环境性和耐有机溶剂性(9)抗反复冲击性强,电气性能好,弹性好,自润滑,耐磨性好,尺寸稳定性好
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25% Glass Fiber POM GF25
Product : 25% glass fiber POM GF25
High abrasion resistance
Low coefficient of friction
High heat resistance
Good electrical and dielectric properties
Low water absorption
25% Glass Fiber POM GF25
Product Details
25% glass fiber POM GF25
25% glass fiber filled high viscosity grade,suited for parts requiring very high stiffness, creep resistance, and HDT.
POM USES
A variety of sliding, rotation machinery spare parts, for all kinds of gears, levers, pulleys, sprockets, particularly suitable for bearings, hot water valve, precision metering valve, conveyor chain and rollers, flow meter, automobile, internal and external handle crank rotating machinery, such as Windows pump housings and impeller gas switch valve, electronic switch components, tightly solid, terminal mirror mask, fan parts, heating plate, instrument button; Bearing for recording and videotape; All kinds of plumbing and agricultural sprinkler systems and valves, sprinkler heads, faucets, bath tub parts; Switch keyboard, button, audio tape scroll; Temperature control timer; Power tools, garden finishing tools parts; In addition, it can be used as surfboard, sailing boat and various sled parts, watch miniature gear, frame accessories of sports equipment and various rings, fasteners, lighters, zippers and rings for backpacks. Cardiac pacemakers in medical devices; Artificial heart valves, apical vertebrae, artificial limbs, etc
Characteristics of POM
(1) There is no need to dry POM before processing, and it is better to preheat the POM during processing (about 80℃), which is beneficial to the stability of product size.
(2) THE processing temperature of POM is very narrow (0 ~ 215 ° C), and it will decompose when the POM stays in the barrel for a long time or when the temperature exceeds 220 ° C, generating strong irritant formaldehyde gas.
(3) The POM injection molding pressure should be large (similar to the injection pressure) to reduce the pressure drop. Screw speed should not be too high, the residual quantity should be small;
(4) THE SHRINKAGE rate of POM products is large, and it is easy to shrink or deform.POM is larger than heat, and the mold temperature is high (80 ~ 100℃), so the product is very hot when demodulation, so it is necessary to avoid scalding fingers.
(5) POM should be formed under the conditions of “medium pressure, medium speed, low material temperature and high mold temperature”. Mold temperature should be controlled when forming precision products
(6) With high mechanical strength and rigidity
(7) Maximum fatigue strength
(8) Good environmental resistance and organic solvent resistance
(9) Strong resistance to repeated impact, good electrical properties, good resilience, self-lubrication, good wear resistance, excellent dimensional stability.
Contact Now For 25% glass fiber POM GF25.
Tina Lin < Email : ###>
is one of the professional 25% glass fiber pom gf25 manufacturers, you can order high quality 25% glass fiber pom gf25 at good price from our factory.
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