Wholesale Breathable Sponge Sheet Raw Material Pu Foam For Safa Making

Wholesale Breathable Sponge Sheet Raw Material Pu Foam For Safa Making

details

Specification

test item

(unit of measurement)

 testing method

(Parameter Description)

 technical requirements

(Remarks)

 Test Results
 Dimensional testing of materials  (mm) QB/T 2709-2005 test result:5.5-4.5 5.04
Hardness measurement G.B/T 3903.4-201732~38  38
density determination(g/cm3)  G.B/T 533-20080.14~0.16  0.14
 Resilience test (%) G.B/T 1681-2009 ≥30 32
 Compression test (%)HG/T 2876-2009  ≤15 10
Shrinkage test (%)HG/T 2874-1997 ≤0.5L: 0.2 W:0.2
 Rubbing color fastness test (lvevl)G.BT 3920-2008 ≥ level 4 Wet and dry 4-5
 Martindale friction test (10,000 times) B-19 wet≥2  wet     2
color migration (level) C-06 ≥4 4
 Rectangular tear strength (N/cm) G.B/T529-2008 B method ≥3 Rectangular tear strength   3.1
 Adhesion tests (N/cm) G.B/T 532-2008

 wet≥5

dry≥3

 wet     4.4

dry      3.0

 Washing test QB/T2887-2007 Can not be layered with the material, rupture, discoloration can not be lower than level 4 40°C 1.5H-3times
 Tensile strength (N/mm2) G.B/T528-2009

 ≥0.6

≥60

 tensile strength  0.61

elongation at break  61

Pictures

Wholesale Breathable Sponge Sheet Raw Material Pu Foam For Safa Making
Wholesale Breathable Sponge Sheet Raw Material Pu Foam For Safa Making
Wholesale Breathable Sponge Sheet Raw Material Pu Foam For Safa Making
Wholesale Breathable Sponge Sheet Raw Material Pu Foam For Safa Making
Wholesale Breathable Sponge Sheet Raw Material Pu Foam For Safa Making
Wholesale Breathable Sponge Sheet Raw Material Pu Foam For Safa Making




TAGS

RELATED PRODUCTS