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生物基LDPE 巴西Braskem SPB681 薄膜 吹塑 挤出
  • 品牌:巴西Braskem
  • 货号:SPB681
  • 价格: ¥15/千克
  • 发布日期: 2023-04-19
  • 更新日期: 2024-04-12
产品详请
品牌 巴西Braskem
货号 SPB681
特性级别 高强度|||
牌号 SPB681
型号 SPB681
加工级别 挤出级|||吹塑级|||吹膜级|||
品名 LDPE
外形尺寸 颗粒
产品用途 LL HD混合膜 挤塑薄膜
用途级别 薄膜级|||
生产企业 巴西Braskem
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Braskem PE SPB681

Low Density Polyethylene
Braskem America Inc.

产品说明:

Description: SPB681 is a low density polyethylene produced under high pressure technology. Films obtained with this product show excellent 'draw down', good sealability, and low gel content. Additives free. The minimum biobased content of this grade is 95%, determined according to ASTM D6866.
Applications: LLDPE and HDPE blends.

Process: Blown and Cast Film Extrusion. Injection molding.


补充信息 额定值 单位制 测试方法
生物质含量 > 95 % ASTM D6866
Blown Film Properties: Obtained in 75mm extruder, blow up ratio 2:1, die gap 1.0mm and 38μm thickness.Recommended processing conditions:Blown Film ExtrusionEquipment:Screw- relation L/D..........16 to 30:1Compression Ratio.........3 to 4:1Screw Package (Mesh)...40/60/40Temperature Profile:1st zone..................................110°CFrom the screw to the die.........140°CDie...........................................150°CBlow up ratio...................from 2 to 3:1Frostline Height...............at most equivalent to the bubble diameterCast Film ExtrusionEquipment type:Screw - L/D relation..........................at least 20:1Screw...................................................from 180 to 250°CDie.......................................................from 250 to 290°CChill Roll...................40°CInjection MoldingTemperature profile.........................180 to 220°CMold temperature............................5 to 25°C

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