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Industrial Crimp Quality Handbook 

Doc No: TM-640160065 

Release Date: 00-00-02 

UNCONTROLLED COPY

 

Page 12 of 27 

Revision: C 

Revision Date: 12-23-09 

INSULATION 

SUPPORT 

CARRIER 

STRIP 

QUICK 

DISCONNECTS 

AND RING 

TERMINALS 

OPEN BARREL 

STRIP 

NYLON SLEEVE 

FUNNEL 

ENTRANCE 

HEAVY DUTY 

TERMINALS 

NYLAKRIMP

 

NYLON SLEEVE 

TIN-PLATE 

BRASS SLEEVE 

AVIKRIMP

 

 

5.3  Barrel Styles 

 

The barrel is the part of the terminal that is crimped 
around the wire.  Molex offers different styles listed 
below. 

 

1.

 

The Krimptite

 is the 

basic Molex barrel style.  
It is non-insulated and is 

a one-piece design.  This 
terminal is the most 
economical and has the 
greatest variety of uses 

where special features 
are not required.  It is 
available in 10 to 26 AWG (0.10 to 6.60mm

2

). 

 

2.

 

The Versakrimp

™ 

is 

the same as the 
Krimptite

, except 

the seam is brazed 

(welded) closed.  
This brazed-seam 
barrel terminal will 
not open under 

conditions of stress 
or wire pull.  This 
allows for crimping from any direction without the 
barrel opening up, and provides greater tensile 

strength.  This terminal is ideal for hard to crimp 
solid and stranded wires.  It is available in wire 
range 4/0 to 22 AWG (0.10 to 117.00mm

2

). 

 

3.

 

The Insulkrimp

™ 

has a 

rigid insulation sleeve 
made of PVC (polyvinyl 
chloride), which protection 

to the Krimptite barrel area 
in wire sizes of 10-22 
AWG or the brazed seam 
of the Versakrimp barrel of 4/0 to 22 AWG.  It is 

available in wire range 4/0 to 22 AWG (0.10 to 
117.00mm

2

). 

 

4.

 

The Avikrimp

 has a color-coded sleeve, which 

provides insulation as well as an insulation grip.  
The insulation is made of Nylon, and has a 
secondary tin-plated brass sleeve added.  This 
brass support sleeve is crimped around the wire 

insulation providing a strain relief, so the wire does 
not vibrate, loosen, fray, or break.  It is available in 

10 to 26 AWG (0.10 to 6.60mm

2

). 

 
 
 

 
 
 
 

 
 
 

5.

 

The Open Barrel product is used in manufacturing 

operations where quantity of work is needed.  The 
open barrel allows the wire to be crimped faster and 
easier and is the barrel style preferred when using 
automated wire processing equipment. 

 
 
 
 

 
 
 
 

 
 
 
 

6.

 

The Nylakrimp

™ 

is specifically designed for large 

wire applications.  The color-coded barrel is affix 
with a permanent rigid color-coded nylon insulated 
sleeve. It has a funnel entrance that eliminates wire 

strand fold back.  It is available in wire range 4/0 to 8 
AWG (8.50 to 117.00mm

2

). 

 
 

 
 
 
 

 
 
 
 

 
 
 
 

BARREL 

SEAM 

TONGUE (STYLE VARIES) 

TRANSITION 

OR THROAT 

KRIMPTITE

 

BARREL 

NO SEAM 

TONGUE (STYLE VARIES) 

TRANSITION 

OR THROAT 

VERSAKRIMP

 

BARREL 

INSULATION 

SLEEVE 

INSULKRIMP

 

Содержание TM2000

Страница 1: ...Industrial Crimp Quality Handbook Doc No TM 640160065 Release Date 00 00 02 UNCONTROLLED COPY Page 1 of 27 Revision C Revision Date 12 23 09 INDUSTRIAL CRIMP QUALITY HANDBOOK Order No 64016 0065...

Страница 2: ...derless Terminals 5 2 Barrel Serration Dimples 5 3 Barrel Styles 5 4 Splices 6 Procedures 6 1 Preparing the Wire 6 2 Setup and Operation of a Press 6 3 Setup and Operation of a Hand Crimp Tool 6 4 Set...

Страница 3: ...g process are the terminal the wire and the tooling Terminal For most applications it is not economically practical for connector manufacturers to design a terminal to accept one wire size one wire st...

Страница 4: ...cut off tab length and the insulation wire position while strip length and wire locations affect the conductor brush and insulation position Adjusting the insulation crimp height may result in a slig...

Страница 5: ...verlapping Chamfer An angle on the inside edge of the barrel entrance of a terminal that permits easier insertion of the wires into the barrel Circular Mil CM A unit of area used to indicate wire size...

Страница 6: ...on the bottom wire barrel resulting from the clearance between the punch and anvil tooling If the anvil is worn or if the terminal is over crimped an excessive extrusion results An uneven extrusion ma...

Страница 7: ...d terminal must be squeezed to get a gas tight seal It s important to crimp the wires tight enough to keep them from slipping out of the connector but not so tight as to crush the wires in the termina...

Страница 8: ...8 Terminal A device designed to terminate a conductor that is to be affixed to a wire or cable to establish an electrical connection It is a synonym for contact There are two main types which include...

Страница 9: ...dle of wires twisted together to act as one Wire Size Wires have varying sizes or gauges that carry different amounts of electrical current with each wire used for a separate purpose The size in AWG i...

Страница 10: ...ce it It has a thin blade that supports the top of the crimp while a pointed section determines the bottom radial curved surface Ruler Pocket Scale This is used to measure the length of bell mouth cut...

Страница 11: ...UL 486 A Terminals Copper conductors only UL 486 C Butt Splices Parallel Splices Closed End Connectors and Wire Nuts UL 310 Quick Disconnects Flag and Couplers Military Class 2 Military Approved Term...

Страница 12: ...mm2 3 The Insulkrimp has a rigid insulation sleeve made of PVC polyvinyl chloride which protection to the Krimptite barrel area in wire sizes of 10 22 AWG or the brazed seam of the Versakrimp barrel o...

Страница 13: ...ations vary The following are some examples Barrel Lengths In wire sizes 26 16 AWG the industry has two standard barrel lengths for the metal barrel The lengths are 6 35 mm 25 and 4 36 mm 11 64 The 4...

Страница 14: ...pecial splices for nearly every type of wiring need Butt Splices On this connector the stripped wires are inserted from each end and they butt in the center Then a crimp at each end secures the connec...

Страница 15: ...has stripped wires that lie side by side in the splice They are secured by a single crimp in the middle Window Butt Splice This connector has military approval Mil T 7928 5 to withstand the harshest...

Страница 16: ...ou must cut and re strip the wire before crimping to be sure that the amount of current that can be carried is not reduced 6 2 Setup and Operation of a Press 1 Check that tooling is clean and not worn...

Страница 17: ...ower and remove guarding Adjust conductor crimp height install guards connect power and go to procedure 18 21 Document measurements 6 3 Setup and Operation of a Hand Crimp Tool 1 Insure that the hand...

Страница 18: ...cator make sure the seam of the barrel is oriented up or down in the tool as this will provide higher pull force values 6 5 Crimping Dies The Molex product line includes seven types of dies for differ...

Страница 19: ...omplete line of fully automatic wire processing machines semi automatic and manual wire crimping tools Each system is tailored to our customer s individual needs by using support equipment and can be...

Страница 20: ...and Military Tensile values See Section 8 Note that the Military pull force is higher than the U L 7 1 Visual Inspection of OPEN BARREL Crimps Insulation Not Damaged 1 Crimp the insulation just enough...

Страница 21: ...contact area of the lug or terminal 2 If the wire strands are in the contact area they will interfere when the terminal is connected No Strands Sticking Out Strand Fold Back 1 Be sure that all of the...

Страница 22: ...On all crimped terminals the conductor crimp should be centered on the conductor barrel This insures even pressure on the entire length of the barrel Good Bell Mouth Present 1 Be sure that a good bell...

Страница 23: ...UNCONTROLLED COPY Page 23 of 27 Revision C Revision Date 12 23 09 Insulation Support Crimp 1 On closed barrel terminals that have a secondary metal sleeve AviKrimp the metal sleeve should be formed s...

Страница 24: ...d similar substances Some reasons for failure of crimped joints to meet minimum tensile requirements include nicked wires nicked or ruptured strands strand turn back at crimp joint and ruptured wires...

Страница 25: ...lt rating of the terminal 8 3 Final Tensile Value The type of die affects the final tensile value in several ways See Crimping Dies Section 6 5 If the die as in the indentor type does not indent far e...

Страница 26: ...mp Some stranded wire crimp configurations are not satisfactory for solid wire More deformation must be imposed in order to form wire and barrel into a solid mass On the other hand finer strands will...

Страница 27: ...e strand and multiply the result by the total number of strands CMA D x D x Number of Strands of one Strand SECTION 9 MISCELLANEOUS AWG CMA Table Terminal Size AWG CMA Range 26 22 202 810 24 20 320 1...

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