WebJan 26, 2024 · Screw thread or continuous thread closure sizes are expressed with two numbers separated by a hyphen or slash. The first number refers to the millimeter diameter measured across the inside of the cap's opening or the outside of the bottle's threads. The second number refers to the thread style, "GPI" or "SPI" finish. WebThe GPI/SPI standard neck finishes consist of two number. The first number is the diameter of the outermost thread (“T” Measure). The second number is the Neck Finish Type. Each finish exists in many sizes (i.e. 18-400; 20-400; etc.) Number of Starts: Single. Thread Turn: 360°

Resource Center Packaging Vials

WebThread for replacement on apparatus using G.P.I. (Glass Packaging Institute) thread. These threads are used primarily on products manufactured in the United States. When … WebWe’ve been building superior products since 1972 in the heart of the Midwest – Wichita, Kansas, USA. We are home to GPI®, GPRO®, and FLOMEC® brands, dedicated to providing our customers with the most reliable products and superior lifetime performance. link server thailand

Guide To Cap and Neck Finishes - BRINLA LLP

WebIf the chart does not contain a dimension for style or size thread, this thread is not available. PLEASE NOTE: GPI THREADS ARE SOLD IN PACKAGES ONLY. Item Number Item Description PQ Price Qty Avail Quantity; CG-190-02: 13-425 G.P.I. Glass Thread, 12mm OD Tubing, 100mm OAL. P12. $108.40 . 15. WebThe first borosilicate glass lab bottles evolved from serum bottles and were available with various Glass Packaging Institute (GPI) threads such as 33-430 and 38-430. In 1972, the wider mouth borosilicate 3.3 glass bottles … WebThey were one of the first international standards agreed upon when the International Organization for Standardization (ISO) was set up in 1947. The design principles of ISO general-purpose metric screw threads ("M" series threads) are defined in international standard ISO 68-1. Each thread is characterized by its major diameter and its pitch. linkserve showroom