MATERIAL SAFETY DATA SHEET
    
PRODUCT NAME: ALLPRO POWDERED JOINT COMPOUND   HMIS CODES: H F  R  P
PRODUCT CODE: 712-026500                                   1 0  0  B


SECTION I - MANUFACTURER IDENTIFICATION


    MANUFACTURER'S NAME: PROKO INDUSTRIES
    ADDRESS: 501 S. FOOTE ST., CAMBRIDGE CITY, IN 47327
    EMERGENCY PHONE: 1-800-423-8341     INFORMATION PHONE: 1-800-627-0776
    DATE REVISED: 09-01-99                NAME OF PREPARER: RAY PODLEWSKI


SECTION II - HAZARDOUS INGREDIENTS/SARA III INFORMATION


                            OCCUPATIONAL EXPOSURE LIMITS     VAPOR PRESSURE
HAZARDOUS COMPONENTS    CAS NUMBER   OSHA PEL      ACGIH TLV   n Hq @ TEMP
    
PVA                                                                 N/A
MICA                    12001-26-2   20 mppcf       3 mg/m3B        N/A
PYROPHYLLITE            12269-78-2   10 zg/z3       10 Ag1m3        N/A
CALCIUM CARBONATE       1317-65-3    15mg/m3                        N/A
    
      ***No toxic chemical(s) subject to the reporting requirements of
          section 313 of Title III and of 10 CFR 372 are present.***
    

SECTION III - PHYSICAL/CHEMICAL CHARACTERISTICS


BOILING RANGE: N/A                   SPECIFIC GRAVITY (H20=1):   2.7
VAPOR DENSITY: LIGHTER THAN AIR      EVAPORATION RATE: SLOWER THAN ETHER
COATING V.O.C.: N/A
SOLUBILITY IN WATER: DILUTABLE
APPEARANCE AND ODOR: OFF WHITE WHEN DRY,BROWN WHEN WET, SLIGHT ODOR


SECTION IV - FIRE AND EXPLOSION HAZARD DATA


FLASH POINT: >212                    METHOD USED: CCC
FLAMMABLE LIMITS IN AIR BY VOLUME-LOWER:      N/A      UPPER:      N/A

EXTINGUISHING MEDIA: FOAM, C02, DRY CHEMICAL, WATER FOG

SPECIAL FIREFIGHTING PROCEDURES
WATER MAY BE USED TO COOL AND PROTECT EXPOSED CONTAINER. MATERIAL
BECOMES A POWDER WHEN DRY, WILL NOT SUPPORT COMBUSTION
    
UNUSUAL FIRE AND EXPLOSION HAZARDS
CLOSED CONTAINERS MAY BURST IF EXPOSED TO EXTREME HEAT OR FIRE


SECTION V - REACTIVITY DATA


STABILITY: STABLE
    
CONDITIONS TO AVOID
NOT DETERMINED
    
INCOMPATIBILITY (MATERIALS TO AVOID)
MAGNESIUM, SODIUM, POTASSIUM.
    
HAZARDOUS DECOMPOSITION OR BYPRODUCTS
OXIDES OF CARBON, SILICA
    
HAZARDOUS POLYMERIZATION: WILL NOT OCCUR
    

SECTION VI - HEALTH HAZARD DATA


INHALATION HEALTH RISKS AND SYMPTOMS OF EXPOSURE
    
SKIN AND EYE CONTACT HEALTH RISKS AND SYMPTOMS OF EXPOSURE
IRRITATION OF THE SKIN
    
SKIN ABSORPTION HEALTH RISKS AND SYMPTOMS OF EXPOSURE
IRRITATION OF THE SKIN, ITCHING, REDNESS
    
INGESTION HEALTH RISKS AND SYMPTOMS OF EXPOSURE
INGESTION MAY CAUSE GASTRO-INTESTINAL DISTURBANCES
    
HEALTH HAZARDS (ACUTE AND CHRONIC)
IRRITATION OF GASTRO-INTESTINAL TRACT, EYES UPON DIRECT CONTACT
   
CARCINOGENICITY:  NTP? NO   IARC MONOGRAPHS? NO  OSHA REGULATED? NO
NOT DETERMINED
    
MEDICAL CONDITIONS GENERALLY AGGRAVATED BY EXPOSURE
EYES, SKIN,ULCERS UPON DIRECT CONTACT.
    
EMERGENCY AND FIRST AID PROCEDURES
FLUSH SKIN WITH WATER. THEN WASH THOROUGHLY WITH
SOAP AND WATER.


SECTION VII - PRECAUTIONS FOR SAFE HANDLING AND USE


STEPS TO BE TAKEN IN CASE MATERIAL IS RELEASED OR SPILLED
COMPLY WITH ALL APPLICABLE HEALTH AND ENVIRONMENTAL REGULATIONS.  
VENTILATE AREA.
    
WASTE DISPOSAL METHOD
DISPOSE IN ACCORDANCE WITH ALL APPLICABLE REGULATIONS.
    
PRECAUTIONS TO BE TAKEN IN HANDLING AND STORING
STORE IN A DRY PLACE. KEEP BELOW 150 DEGREES F.
    
OTHER PRECAUTIONS
USE ONLY ADIQUATE VENTILATION. DO NOT TAKE INTERNALLY. KEEP OUT OF REACH OF 
CHILDREN. AVOID CONTACT WITH SKIN AND EYES AND BREATHING VAPORS. WASH HANDS 
THOROUGHLY AFTER EACH USE ESPECIALLY BEFORE EATING OR SMOKING. KEEP
CONTAINER TIGHTLY CLOSED AND UPRIGHT WHEN NOT IN USE.
    

SECTION VIII - CONTROL MEASURES


RESPIRATORY PROTECTION
USE APPROPRIATE RESPIRATORY PROTECTION FOR INHALABLE PARTICLES WHEN SANDING.
    
VENTILATION
USE LOCAL EXHAUST, MECHANICAL EXHAUST WHEN WORKING WITH DRIED MATERIAL.
    
PROTECTIVE GLOVES
RUBBER
    
EYE PROTECTION
GOGGLES
    
OTHER PROTECTIVE CLOTHING OR EQUIPMENT
EYE WASH, SAFTY GLASSES OR GOGGLES, IMPERVIOUS GLOVES
    
WORK/HYGIENIC PRACTICES
WASH AFTER HANDLING WITH SOAP AND WATER
    

SECTION IX - DISCLAIMER


DISCLAIMER
THE INFORMATION CONTAINED HEREIN IS BASED ON DATA AVAILABLE AT THE TIME OF
PREPARATION OF THIS DATA SHEET AND WHICH PROK0 INDUSTRIES BELIEVES TO BE 
RELIABLE. PROKO SHALL NOT BE RESPONSIBLE FOR THE INFORMATION, OR ANY 
PRODUCT METHOD, OR APPARATUS MENTIONED AND YOU MUST MAKE YOUR OWN 
DETERMINATION OF ITS SUITABILITY FOR YOUR OWN USE.