瓶口螺纹标准

1、瓶口螺纹标准Cap andNeckFinishesScrew thread cap sizes are generally expressed as two numbers.The firstnumberrefers to the cap diameter(in millimeters) and thecorresponding GlassPackagingInstitute(GPI)/Societyof thePlasticsIndustry(SPI) finishdiameter.The second40041C415舵 5430g g H s gnumberrefers to the h

2、eight and thread configuration of the closure or finish. Below is a selection of commonly used caps and finishes.S=Threa d StartH=FinisT= MajorDiameterHh HeightE=MinoDiameteI=HoleDiameteT - Outside diameter of the continuous threadE - Outside diameter of the finish shaft excluding threadI - The insi

3、de diameter of the finish at the smallest possible pointS - The distance between the top of the finish to the top of the threadL - The distance between the top of the finish to the top of the transfer bead (optional)H - Height from the top of the finish to the bottom where it intersects with the sho

4、ulderW - The thickness of the transfer bead (optional)Standard Plastic Finishes Most Commonly Used.The diameter of ClosuresStandard Neck Finishes（1.5圈螺牙）:.止汀叫-i turn of thread)(1.5 turn of thread)40018mm to 120mn410to 20mm(Short 2 turns thread)4258rnm to 1 5rnm仃 all 2 turns thread)（低位2圈螺牙）Plastic Th

5、read Forms.Plastic thread form finishes typically have a standard M style threadform, shown here. An L style can also be used but is not as common.The root dimension will vary depending on the threads per inch of thefinish. Special thread forms can also be designed.Recommended Application TorqueCap

6、Size盖子尺寸Glass玻璃Plastic塑料瓶208-1210-122410-1512-152811-1713-173313-2016-203815-2319-234317-2621-264518-2823-284819-2924-295321-3227-325823-3529-356325-3831-387028-4235-428926-5344-5310040-6048-6011045-6555-6512048-7260-72瓶口螺纹详细图纸MMMAXTMINMAXEMIN400H410H415HSIMINTHDSPERINCHMAXMINMAXMINMAXMINMAXMIN13.51

7、4.502.454.442.467.437.052.022.2181215.581.569.521.509.572.542.052.022.2581218.704.688.620.604.386.356.538.508.632.602.052.022.325820.783.767.699.683.386.356.569.539.757.727.052.022.404822.862.846.778.762.386.356.600.570.852.822.052.022.483824.940.924.856.840.415.385.661.631.972.942.061.031.5168281.0

8、881.068.994.974.415.385.723.6931.0971.067.061.031.6146301.1271.1071.0331.013.418.388.061.031.6536331.2651.2411.1711.147.418.388.061.031.7916351.3641.3401.2701.246.418.388.061.031.8756381.4761.4521.3821.358.418.388.061.031.9876401.5801.5501.4861.465.418.388.061.0311.0916二 _40018rnm to 120rnrn41015mm

9、to 28mm4151 3mm to 3Srrirrr1.6541.6241.5601.530.418.388.061.0311.16561.7401.7101.6461.616.418.388.061.0311.25161.8701.8401.7761.746.418.388.061.0311.38161.9681.9331.8741.839.423.393.061.0311.47962.0672.0321.9731.938.423.393.061.0311.57862.2242.1892.1302.095.423.393.061.0311.73562.3422.3072.2482.213.

10、423.393.061.0311.85362.4612.4262.3672.332.423.393.061.0311.97262.5791.1072.4852.450.423.393.061.0312.09062.7362.7012.6422.607.423.393.061.0312.24762.9132.8782.8192.784.423.393.061.0312.42463.0353.0002.9142.906.502.472.075.0452.54663.2683.2333.1483.113.502.472.075.0452.75353.5113.4763.3913.356.550.520.075.0452.91853.9373.9023.8173.782.612.582.075.0453.34454.3314.2964.2114.176.612.582