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CONTINUUM™ DGDC-2502 NT

CONTINUUM™ DGDC-2502 NT

CONTINUUM™ DGDC-2502 NT

HDPE

陶氏化学(Dow Chemical)

产品描述

CONTINUUM™ DGDC-2502 NT Bimodal Polyethylene Resin is produced using UNIPOL™ II process technology. This product may be utilized for pipe applications where long-term hydrostatic strength combined with outstanding resistance to slow crack growth, rapid crack propagation, chlorinated water and high melt strength is desired. Suitable applications include natural gas distribution pipes, large diameter industrial piping, mining, sewage, and municipal water service lines. DGDC-2502 NT has excellent processability for the full range of pipes sizes and wall thicknesses to include heavy wall pipe.

Industrial Standards Compliance:
ASTM D 3350: cell classification

  • Natural - PE445574A CC3

  • Black - PE445574C CC3 (see Notes A and B)

  • Plastics Pipe Institute (PPI): TR-4Natural Pipe - CONTINUUM DGDC-2502 NT ASTM PE4710 pipe grade - 1600 psi HDB and 1000 psi HDS @ 73°F, and 1000 psi HDB @ 140°F

  • Black Pipe - CONTINUUM DGDC-2502 BK (see Note A & B)ASTM PE4710 pipe grade - 1600 psi HDB and 1000 psi HDS @ 73°F, and 1000 psi HDB @ 140°F

  • ISO PE100 pipe grade - MRS 10 @ 20° C

  • NSF International: Standard 14 and 61

  • Natural Pipe - DGDC-2502 NT

  • Black Pipe - DGDC-2502 BK (see Note A & B)

Consult the regulations for complete details.

Notes:
(A) The first five numbers of the cell classification are based on natural resin. The last number and letter are based on black resin (natural resin plus 6.5% DFNF-0092 BK).
(B) Natural resin extruded under proper conditions with 6.5% carbon black masterbatch DFNF-0092 BK.

基本信息
原厂资料
物性表(英文)
颜色形状
本色
成型方式
管材挤出
技术参数
物理性能 值/单位 测试标准 测试条件

密度

0.959 g/cm³ ASTM D792
Black

密度

0.949 g/cm³ ASTM D792
Natural

熔体质量流动速率(MFR)

190℃/2.16 kg

0.04 g/10min ASTM D1238

190℃/21.6 kg

13 g/10 min ASTM D 1238
机械性能 值/单位 测试标准 测试条件

拉伸强度

屈服(yld)

24.1 Mpa ASTM D638

断裂(brk)

32.1 Mpa ASTM D638

拉伸延伸率

屈服(yld)

16 % ASTM D638

断裂(brk)

500 % ASTM D638

弯曲模量

924 Mpa ASTM D790

管材缺口拉伸实验

10000 hr ASTM F1473
PENT, 2.4 MPa, 80°C

耐快速裂纹扩展(RCP)

12 bar ISO 13477
S-4 : 0°C

耐快速裂纹扩展(RCP)

-1 °C ISO 13477
S-4 @5 bar

耐快速裂纹扩展(RCP)

44.8 bar ISO 13478
Full Scale : 0°C
冲击性能 值/单位 测试标准 测试条件

脆化温度

-75 °C ASTM D 746
硬度性能 值/单位 测试标准 测试条件

邵氏硬度 D

61 D ASTM D 2240
热学性能 值/单位 测试标准 测试条件

热变形温度(HDT)

0.45 Mpa (66 psi)(4.6kg/cm²)

72.8 °C ASTM D648
Unannealed

维卡软化温度(Vicat)

127 °C ASTM D1525

熔融温度(Tm)

113 °C Internal
DSC

热稳定性

220 °C ASTM D3350
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