ᏥᏯ ᎤᎭ ᎠᏫᏒᏗ ᏫᏚᏳᎪᏛ (1,000 ᎤᏍᏗᏰᎬ/mm², 650,000 ᎤᏍᏗᏰᎬ ᎾᏍᎩ ᎢᎬᏂᏏᏍᎩ sq. ᎭᏫᎾᏗᏢ) ᎤᏙᎯᏳ ᏩᏂᎨᎢ underfur ᎦᏙ ᎤᏍᏗ, ᎤᏓᏍᏕᎸᎲ ᎾᎥᎢ ᎤᎾᏤᎵ outer ᏫᏚᏳᎪᏛ ᎦᏅᎯᏓ ᎠᎦᏘᏯ ᎤᏍᏗᏰᎬ, ᎤᏍᏆᏂᎪᏗ ᎠᏂ ᎤᎧᏲᏗ ᎭᏫᎾᏗᏢ ᎠᎹ ᎠᎴ ᎫᏢᎥᏍᎬ ᏫᏚᏳᎪᏛ ᎤᏃᎴ ᎠᏍᏆᏂᎪᏙᏗ ᎠᏂ ᎤᎦᎾᏩ.