Product Description

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LM4 is a 100% woven polyester connector used in higher temperature environments.

Application
  • Used for higher temperature environments. (up to 130°C / 266°F)
Key Features
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Capable of running at high temperatures

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Can be used with all types of movement

Physical properties
Material/Fibre
100% Polyester
Colour
White
Construction/ Finish
Multi-filament plain weave, calendered
Weight
393 g/m2 / 11.6oz/yd2
Breathable
Yes
Average Tensile Strength (kg)
Warp 193 Weft 230 (Test Standard: ASTM 5034)
Minimum Tensile Strength (kgf/25mm) (measured as a force over a 25mm wide Ravel Strip)
Fabric Warp 293) Weft 230) (measured as a force over a 25mm wide Ravel Strip)
Dust tight?
No
Maximum Number of Rings (on a single connector)
10
Operating Conditions
Max. Operating Temp
130°C / 266°F
Operating Temp Range
- 55 to 130°C / - 48 to 266°F
Surge Temp
150°C / 302°F
Low Temp / Flexibility
Good
Surface Resistivity (0hms)*
109 (Tested to ASTMD-257)
Air Permeability
0.4 (cm3/cm2/sec at 125Pa) / 0.8 (ft3/ft2/min at 0.5 inch wg) NB: 125Pa = 0.5 inch wg
Vibration
Yes
Oscillation
Yes
Compression
Yes
Certification and Compliance
FDA and USDA
FDA 21 CFR 177.2800
3A Certified
The BFM® cuff and spigot system is a 3A certified 63-04 sanitary fitting.
EU Approved
(EC) 1935/2004, 2023/2006 & 10/2011
Atex Certified

IBExU tested. Approved for all dust explosion hazardous areas. Some restrictions apply.

Dimensions
Available Diameters
  • Ø100mm,
  • Ø125mm
  • Ø150mm - 1,650mm (in 50mm increments).

(max. diameter with SS rings is 500mm, Tool Release is 650mm plastic rings is 1,000mm)

Applicable Connector Lengths
  • 80mm (3"),
  • 100mm (4")to 1,500mm (4ft 11") in 50mm (2") increments.
Options
Available with SS Rings? (min. length for all is 150mm)
Yes - to Ø500mm = CL ≤ 1,500mm
Available with Plastic Rings? (min. length for all is 150mm)
Yes - to Ø500mm = CL ≤ 1,500mm, Ø550mm - 1,000mm = CL ≤ 500mm
(Max Operating Temp: 110°C / 230°F)
Available as Tool Release?
Yes to Ø650mm
Available as Tapered?
Yes
Available as a one ended Connnector?
Yes
Quick Access Port Option?
No

Getting Started with BFM® fittings

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We have Authorized Distributors who will help work through what you want to achieve and how BFM® fitting can improve your plant.

Product Options

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  • Rings
  • Tapered
  • Tool Release
Rings

 

Steel Rings-white background-400x300pxLM4 is available with stainless steel or plastic support rings to help keep the walls of the connector open.

Ideal for vacuum applications or longer lengths.

Tapered

 

Tapered connector-white background-400x300pxLM4 is available as a tapered version where different entry and exit diameters are required.

Also often used as a simple hopper solution.

 

Tool Release

 

Tool Release- 300 x 200pxFor added security, this option has a significantly firmer snap-band that makes it virtually impossible to remove by hand and requires a specially shaped tool.

 

LM4 Applications

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LM4 connectors used in PVC pipe production.
PVC Pipework
LM4 connectors used in PVC pipe production.
BREATHABLE LM4 CONNECTOR WITH A KEVLAR COVER CONNECTING AN AIR-HEATER FOR DRYING COFFEE WITH HOT AIR, SWITZERLAND.
LM4 with Kevlar Cover in Coffee Production

Breathable LM4 connector with a Kevlar Cover connecting an air-heater for drying coffee with hot air, Switzerland.

Tips and Guides

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For some useful technical tips and information get you started with selecting the BFM® fitting system.

Installation Process

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Helpful information for the entire installation process, from measuring up for the initial welding of your spigots to snap-fitting your connectors.

Contact Us

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If you would like to discuss your unique application, please contact us and we'll help find a solution for you.