Noj qhov no yog qhov tseeb: yog tias koj nyuam qhov ntaub ntawv rau hauv lub ntiaj teb US, qhov kev sib thaj tsis yog qhov uas koj tuaj siab los ua; nws yog qhov uas tau muab txhawj xyuam rau cov qhov chaw ntau. Cov lus qhia rau qhov chaw nyob hauv lub ntiaj teb muab qhov kev sib thaj rau ICC/IBC, uas muab qhov kev sib thaj rau ASTM thiab ANSI. Cov neeg tsim lub tsev yuav xa cov lus qhia no. Cov neeg tsim lub tsev yuav tsum xa cov lus qhia tias cov ntaub ntawv sib thaj. Yog tias koj tsis muaj cov lus qhia no, cov ntaub ntawv tsis tau muab xyuam. Qhov no yog qhov tseeb.
Lub vev xwm no pab txhawj xyuam rau cov kev sib thaj ntawm lub ntiaj teb US uas sib luag rau cov ntaub ntawv rau hauv lub tsev, qhov twg yuav tsim qhov twg, qhov twg yog qhov sib thaj, thiab yuav ua li cas Guangdong Wiselink Ltd. tau sib thaj rau cov kev sib thaj no. Peb tau muab cov lus qhia ntawm SGS uas tau muab xyuam rau hauv lub vev xwm no raws li qhov kev sib thaj, tsis yog qhov uas peb tsim los.
Noj noj ntawv noj 25-foot tunnel test uas qhov plua plav yog nyob rau hauv qhov ntaub ntawv. Nws txhais cov leeg: Flame Spread Index (FSI) — yog qhov pheej yim uas plua plav tshuav — thiab Smoke Developed Index (SDI) — yog qhov plua plav tshuav uas ntaub ntawv tsim. Class A (FSI 0–25, SDI 0–450) yog rau cov chaw sib xyaw thiab cov chaw ua haujlwm txhua yam, Class B (FSI 26–75) yog rau cov chaw sib xyaw txog li cas, thiab Class C (FSI 76–200) yog rau cov chaw nyob. Cov lus qhia ntawm lub tsev (IBC Section 803) xav tau Class A rau cov ntaub ntawv tshwj xeeb rau cov chaw sib xyaw — cov rooj kawg ntawm cov hotel, cov chaw ua kom zoo siab, thiab cov rooj kawg rau kev tawm. Rau cov chaw nyob, Class C yuav muaj peb los ntawm cov neeg siv lus qhia, tab sis Class A yog qhov zoo dua thiab yog qhov zoo dua rau kev siv.
Cov lus qhia ntawm Wiselink: FSI 20, SDI 40. SGS tau txhais tes rau cov ntaub ntawv uas tau ua tau los ntawm 2024. Yog qhov zoo heev rau Class A thiab zoo ib yam rau txhua qhov ntsiab thiab qhov ntev — cov ntaub ntawv acrylic resin yog ib yam rau txhua qhov ntsiab.
Noj noj qhov no yog li cas: yog tias koj tus thawv nyiaj tsis tuaj yeem xa cov lus piav txog ASTM E84 los ntawm lub tsev kho mob tswv yim thiab tsis muaj kev sib xyaw (UL, SGS, Intertek, FM Approvals), ces koj yuav tsum xav tias cov khoom tsis tau test. "Cov neeg China tau txais" tsis yog qhov uas cov neeg tswv yim ntawm US tuaj yeem txhawb. Qhov no yog qhov tseeb.
Qhov no yog qhov standard uas cov neeg nyob hauv qhov chaw ua khoom nyob rau ntawm acrylic solid surface, uas tau muab tsim los los ntawm International Cast Polymer Association thiab tau muab ANSI txhawb. Nws cov qhov tseeb yog: flexural strength (tsawg tshaj 40 MPa raws li ASTM D790), modulus of elasticity in flexure, hardness (tsawg tshaj 50 Shore D), impact resistance (falling ball, tsis muaj qhov khaub ncaws), stain resistance rau 20 cov khoom uas muaj kev khaub ncaws, dimensional change (tsawg tshaj 0.1% tom qab muaj kev txiav txim rau hluas thiab yeeb), water absorption (tsawg tshaj 0.1% raws li lub weight), thiab Barcol hardness.
Qhia ntawv ntsuas ntawm Wiselink: qhov ua kom zoo rau kev txiav thiab kev tawg nyob rau hauv 52 MPa (30% siab dua qhov tsawg tshaj plaws), qhov ua kom zoo rau kev tawg nyob rau hauv 58 Barcol, kev dawb cov dej nyob rau hauv 0.05% (ib leeg ntawm qhov siab tshaj plaws uas tau pub tswv yim), kev tiv thaiv rau kev muaj tsis zoo nyob rau hauv qhov tseem ceeb — tau pub tswv yim thiab tsis muaj kev muaj tsis zoo nyob rau hauv 24 teev rau cov khoom zoo li coffee, red wine, mustard, ketchup, tea, lemon juice, thiab kev tiv thaiv rau kev muaj kev hloov pauv nyob rau hauv 0.06% tom qab kev hloov pauv los ntawm kev hloov dej thiab kev hloov hluav taws.
Yog li cas no yog txaus siab: SS-1 tau pub tswv yim yog qhov uas qhov khoom tau ntsuas rau cov tswv yim uas tau pub tswv yim rau kev ua haujlwm thiab qhov uas cov neeg sib xyooj hauv US tau siv. Yog tias cov neeg siv khoom hais tias cov khoom ntawd "tau pub tswv yim rau cov tswv yim ntawm US" tab sis tsis tuaj yeem xa cov ntawv tswv yim rau SS-1, ces lawv yuav tsis paub tias SS-1 yog dab tsi.
IBC tsis kawm cov khoom ntau yam. Nws hu txog ASTM, ANSI, thiab cov kev qhia lwm yam los ntawm lub npe. IBC Qhov 8 (Cov Khoom Rau Hauv) xav tau ASTM E84 kawm rau cov khoom rau hauv. Qhov 14 (Cov Taug Rau Ntuj) hu txog ASTM E84 thiab NFPA 285 rau cov khoom rau ntuj. Qhov 26 (Cov Khoom Plastics) hu txog ASTM E84 rau cov khoom acrylic sheet. Cov kev tshem tsoo ntawm lub chaw tuaj yeem muaj kev xav ntxiv—los ntawm California Title 24 energy code. Thaum tus neeg sib xyuas qhia tias "solid surface countertops, ASTM E84 Class A, per IBC Section 803," nws yog qhia tias nws xav tau IBC thiab cov kawm ASTM nyob rau hauv ib qhov kev qhia. Cov lus qhia rau kev tswj xyuas ntawd yuav tsum sib thim nrog cov lus qhia no.
Cov ntsiab lus ntawm ADA yuav siv rau hais txog kev xaum ntawm cov ntaub ntawv uas tuaj yeem tshwm sim rau cov kev xaum hauv qhov chaw uas muaj kev sib xyaw. Cov lus qhia tseem ceeb ntawm cov lus qhia ntawm ADA los ntawm 2010, lub xeb 804: qhov siab ntawm cov rooj kawg tsuas yog 34 inches thiab tsis txhob siab dua, qhov khoob rau cov ntawv nqaij tsuas yog 27 inches thiab tsis txhob nyooj dua thiab 30 inches laus thiab tsis txhob laus dua, kev ploj mus rau hauv thiab muaj qhov chaw loom tsaus 30 x 48 inches thiab tsis txhob muaj cov kab laus tshav thiab cov ntaub ntawv uas muaj kev tshuaj tshav. Cov ntaub ntawv uas tuaj yeem tshwm sim yog qhov ntaub ntawv zoo heev rau kev sib xyaw ntawm ADA vim nws tuaj yeem ua kom muaj cov kab laus tshav uas tsis muaj kab laus tshav thiab muaj cov rooj kawg uas muaj kev sib xyaw — tsis muaj cov kab laus tshav, tsis muaj cov ntaub ntawv uas muaj kev tshuaj tshav, thiab muaj cov rooj kawg uas muaj kev sib xyaw.
California Prop 65 tsis muaj kev tswj hwm rau cov khoom siv los ntawm kev pab txhawb tias muaj kev sib koom ntau rau cov khoom siv uas paub tias ua rau mob kawb nrow. Crystalline silica yog qhov uas tau muab sau tseg. Acrylic solid surface siv ATH raws rau cov khoom siv kho, tsis yog crystalline silica, yog li cov khoom siv thaum tiag tsis muaj crystalline silica. Tshuaj ntawm Wiselink: tsis muaj tshuaj tseg per OSHA methodology (NIOSH 7500), SGS-verified. Ib qho tshuaj tshuaj rau kev tswj hwm Prop 65 tau muab sau tseg rau txhua qhov khoom siv. Natural stone muaj crystalline silica thiab xav tau kev tswj hwm dust controls uas OSHA tau muab tso cia. Solid surface tsis xav tau — ntawd yog ib qho yam tsis xav tau kev tswj hwm rau cov khoom siv.
Thaum txhais rau qhov tswj yim ntawm cov khoom siv ntawm lub rooj, koj yuav tsum nug rau cov lus qhia no: ASTM E84 tunnel test report los ntawm lub tsev kawm ntawv tawm ntau dua ob xyoo, ANSI/ICPA SS-1 compliance report uas qhia tias cov khoom siv tau txiav txim rau cov qhia ntawm cov khoom siv, cov lus qhia txog kev dawb ntawm dej los ntawm ASTM D570, California Prop 65 compliance letter uas tau muab saum npe thiab muab cov lus qhia los ntawm lub tsev kawm ntawv, Certificate of Compliance uas muaj cov lus qhia rau cov khoom siv ntawm lub tsev, thiab ISO 9001:2015 certificate rau cov kev pabcuam ntawm lub tsev. Yog tias lawv tuaj yeem muab cov lus qhia no tag nrho, lawv yog cov neeg siv khoom nyob rau hauv US. Yog tias lawv tsis tuaj yeem muab cov lus qhia no, koj yuav tsum xaam rau cov kev xaam txog kev puas tsuaj, nqi, thiab kev tswj hwm.
Q: Puas yog ASTM E84 thiab UL 723 yog cov kev txiav txim zoo ib yam?
A: Txwv tsis zoo ib yam. UL 723 yog lub tsev kawm ntawv ntawm Underwriters Laboratories uas ua cov kev txiav txim zoo ib yam rau Steiner tunnel test method. Ob qhov txhais tau txhais rau ASTM E84. Cov lus qhia E84 yog cov lus qhia uas tau txais kev txhais siab rau tag nrho.
Q: Puas yog cov lus qhia GB los ntawm China tau txais los ntawm cov neeg siv cov kev txiav txim nyob rau hauv US?
A: Tsis yog. Cov lus qhia ntawm lub kaum tshab ntawm Tuskesi tsis hais txog ASTM thiab ANSI standards, tsis hais txog GB/T (cov lus qhia ntawm lub kaum tshab ntawm Suav). Koj yuav tsum muaj kev kho kom paub los ntawm cov neeg sib tw uas tau muaj kev paub ntawm Tuskesi.
Q: Puas yog qhov ntsuas ntawm cov ntaub ntawv muaj kev nyab xeeb rau ASTM E84?
A: Ntshai, tab sis rau cov ntaub ntawv uas muaj qhov ntsuas tsis tuaj yeem pom. Cov ntaub ntawv acrylic resin yog qhov uas txheeb xyuam rau qhov kev ua haujlwm ntawm cov dej ntws. Cov ntaub ntawv siv los ua li cas tsis muaj kev nyab xeeb loj.
Q: Puas yog Wiselink muab cov lus qhia txog kev sib tham rau txhua qhov kho?
A: Yog. Txhua qhov kho muaj cov lus qhia txog kev sib tham, cov lus qhia ntawm SGS, cov lus qhia txog kev siv ntaub ntawv (MSDS), thiab cov lus qhia txog Prop 65 uas muaj kev sib tham rau qhov kho ntawd.
Q: Puas koj yuav tsum muaj cov lus qhia txog kev sib tham sib txawv rau txhua lub kaum tshab?
A: California muaj cov lus qhia sib txawv (Title 24, Prop 65). Lub kaum tshab ntau lawv siv IBC thiab muaj cov lus qhia sib txawv rau lub kaum tshab ntawd. Peb tuaj yeem muab cov lus qhia uas muaj kev sib tham rau koj lub kaum tshab.
Tus ntaub ntawv xaum nyiaj © Guangdong Wiselink Ltd. -- Kev Ceeb Toom Siab
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