ຮັບສ່ວນຫຼຸດພິເສດຕາມປະລິມານ, ອັບເດດລາຄາຂາຍສົ່ງ ແລະ ການແຈ້ງເຕືອນສິນຄ້າໃໝ່ສົ່ງກົງເຖິງອິນບັອກຂອງທ່ານ.
ໂດຍການສະໝັກສະມາຊິກ, ທ່ານຍອມຮັບ ເງື່ອນໄຂການໃຫ້ບໍລິການ ແລະ ນະໂຍບາຍຄວາມເປັນສ່ວນຕົວ ຂອງພວກເຮົາ.
ເຂົ້າເຖິງຜູ້ຊ່ຽວຊານທີ່ໄດ້ຮັບການຢັ້ງຢືນຂອງພວກເຮົາໂດຍກົງ
The mass of inner cylinder: 567g
Graduations of inner cylinder: 25ml between 0-100ml; 50ml between 100-300ml
Height of inner cylinder: 254mm
External diameter of inner cylinder: 76.2mm
Height of outer cylinder: 254mm
Internal diameter of outer cylinder: 82.6mm
Test Area: 28.6mm
Timing accuracy: ±0.1s
Dimension: 300mm×360mm×750mm
Weight: 20Kgs
Power Supply: AC 220V, 50Hz, 100W
Product Description:
Gurley air permeability tester are the industry standard instrument for the porosity and air permeability for materials like paper, board membranes and plastics.
They work by measuring the time taken for a set volume of air to pass though the material being tested. The unit of measurement is Gurley Seconds
Test Standards: ISO 5636-5-2013
