Yadda Ake Duba Ingancin LVT/SPC Flooring --Martindale Abrasion Tester

Dubawa

Gwajin abrasion na Martindale yana nufin samfuran gwaji bisa hanyar Martindale don kimanta juriyarsu. An ƙera na'urar abrasion na Martindale musamman don tantance juriya da juriya na kayan.

Ka'ida

A lokacin gwajin Martindale, samfurori na kayan abu ɗaya suna fuskantar maimaita maimaitawa a ƙarƙashin ƙayyadadden matsa lamba, suna bin layin Lissajous (motsi-takwas) . Bayan kai adadin da ake buƙata na zagayowar, ana kimanta ƙimar lalacewa ko lalacewa akan samfurin.

Tsarin Gwaji

1. Samfur

• Yanke samfurori daga kayan shimfidar ƙasa

• Girman gama gari: 130 × 130 mm ko 150 × 150 mm

Bukatun:

Zaɓi yanki mai wakilci ba tare da karce ba

Guji gefuna ko wuraren da ba su da lahani

2. Mai sanyaya

• Sanya samfurori a cikin daidaitaccen yanayi:   Zazzabi: 23 ± 2 ° C,  Humidity: 50 ± 5% RH

• Lokacin daidaitawa: aƙalla sa'o'i 24 ---- t nasa yana tabbatar da tabbataccen sakamakon gwaji.

3. Hawan Samfurin

• Gyara samfurin ƙasa akan abin mariƙin

• Tabbatar:

Filayen lebur ne

Babu warping ko curling

Gwaji yana fuskantar sama

4. Sanya Shugaban Abrasion

• Haɗa masana'anta abrasion zuwa kan shafa

Kayayyakin da aka yi amfani da su:

• Madaidaicin masana'anta (yawanci ulu mai ji ko daidaitaccen yadi)

• Dangane da ma'aunin gwaji, ƙarin kayan na iya haɗawa da:  Sandpaper (don ƙara tsananin ƙura) ko  goyan bayan kumfa.

5. Saitunan Siga

Saitunan yau da kullun sun haɗa da:

• Load (Matsi): 6 N

• Motsi Motsi: Atomatik Lissajous (siffa-takwas) motsi

6. Gwaji

• Fara injin

• Shugaban abrasion yana ci gaba da shafa akan saman bene

• Gwajin yana tsayawa ta atomatik da zarar an isa saitattun adadin zagayowar

Ƙimar sakamako

Hanyar 1: Ƙimar gani

Yi kimanta ko saman ya nuna:

• Asarar sheki

• Tsari yana dushewa ko bacewa

• Fitar da Layer ɗin da ke ƙasa

Hanya na 2: Rikodin Maƙasudin gazawa

Yi rikodin adadin sake zagayowar da lalacewa ganuwa ta fara faruwa

Misali:

• Zagaye 8,000 → Tsarin ya ɓace

• Zagaye 12,000 → Sawa-ta

Ƙarin Halaye

Don inganta ingantaccen aiki, kayan aikin yana sanye take da tashoshin gwaji da yawa, yana ba da damar gwada samfuran har zuwa 4 a lokaci guda..