RUBBER INSERTION JOINTING
 for AIR & WATER PRESSURE

 

Our Rubber Insertion Jointings are confirming to IS : 638 norms.

Application

Used between flanges and similar joints subjected to water and air pressure.

Rubber Insertion Jointing

Construction

Rubber Composition: Manufactured out of Rubber compound of high quality Natural or Synthetic rubber or a blend thereof.

Reinforcement: The reinforcement fabric used shall have a minimum breaking load of 120 N/cm width for both warp and weft direction.

Colour & Finish: Unless otherwise specified, colour shall be off-white having cloth marked finish on both surface.

Size: Thickness of sheets, Permissible Tolerances, number of fabric plies, width and length shall be as given below:-

Thickness (mm) Tolerance (mm) No. of Plies Width (mtr) Length (mtr)
1.5 +/- 0.2 1 1.0 10.0
3.0 +/- 0.3 2 1.0 10.0
5.0 +/- 0.5 2 1.0 10.0
6.0 +/- 0.6 3 1.0 10.0
8.0 & above +/- 0.7 4 1.0 as per agreement


Technical Specifications

Type Tensile Strength (kgf/cm2)  Elongation at break (%) Hardness
(IRHD)		 Compression
set (%)
Grade 1 Grade 2 Grade 1 Grade 2
A 85 60 400 350 50-65 35 (max)
B 85 60 300 250 66-80 35 (max)