Hyperbaric oxygen tube, high pressure acetylene pipe_Dalian Cheung Wang Seal Insulation Materials Co., Ltd.-Sealing insulation materials, natural rubber sheet, Dalian sealing insulation materials

材质：丁腈橡胶

用途：耐油

厂家(产地)：大连

使用范围: 适用于氧气/乙炔气体,并兼容惰性气体(如氩气,氦气等)焊接

技术参数: 耐臭氧老化: 标准实验箱内浓度50+/-5pphm 40+/-2℃ 实验时间72t 无裂痕

耐热老化: 标准老化箱内70+/-1℃ 72t 拉伸强度变化率-25%以内伸长率-30%以内

耐腐蚀: 耐丙酮腐蚀

物理: 伸长率内外胶层≥300% 胶管在-30+/-2 ℃ 5t环境下, 弹性良好, 弯曲对折180°后无龟裂及折断现象.

结构: 1.软管内层:SBR丁苯合成橡胶

2. 软管保护层: SBR&EPDM丁苯合成橡胶与三元乙丙混炼橡胶.

3. 中间加强层: 聚脂纤维螺旋线

外表: 光面或条纹面.

氧气橡胶管外层为绿色或蓝色

适用: -25 to 70 ℃

弯曲半径:

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